diff --git a/.gitignore b/.gitignore
index a1c1a2c..df4f4c3 100644
--- a/.gitignore
+++ b/.gitignore
@@ -10,4 +10,5 @@ go.work.sum
 *.out
 *.html
 cover.out
-coverage.txt
\ No newline at end of file
+coverage.txt
+.env
\ No newline at end of file
diff --git a/apps_integration_test.go b/apps_integration_test.go
new file mode 100644
index 0000000..f8444b7
--- /dev/null
+++ b/apps_integration_test.go
@@ -0,0 +1,211 @@
+//go:build integration
+
+package onspring_test
+
+import (
+	"context"
+	"net/http"
+	"testing"
+
+	"github.com/StevanFreeborn/onspring-api-sdk-go"
+)
+
+func TestAppsIntegration(t *testing.T) {
+	loadEnvFile(t)
+	client := createClient(t)
+	ctx := context.Background()
+
+	t.Run("Get", func(t *testing.T) {
+		t.Run("should return an app", func(t *testing.T) {
+			appId := requireEnvInt(t, "TEST_APP_ID")
+
+			app, err := client.Apps.Get(ctx, appId)
+
+			if err != nil {
+				t.Fatalf("Expected no error, got %v", err)
+			}
+
+			if app.Id != appId {
+				t.Errorf("Expected app id %d, got %d", appId, app.Id)
+			}
+
+			if app.Name == "" {
+				t.Error("Expected app name to not be empty")
+			}
+
+			if app.Href == "" {
+				t.Error("Expected app href to not be empty")
+			}
+		})
+
+		t.Run("should return a 401 error when an invalid api key is used", func(t *testing.T) {
+			invalidClient := createInvalidClient(t)
+			appId := requireEnvInt(t, "TEST_APP_ID")
+
+			_, err := invalidClient.Apps.Get(ctx, appId)
+
+			assertAPIError(t, err, http.StatusUnauthorized)
+		})
+
+		t.Run("should return a 403 error when api key does not have access to the app", func(t *testing.T) {
+			appIdNoAccess := requireEnvInt(t, "TEST_APP_ID_NO_ACCESS")
+
+			_, err := client.Apps.Get(ctx, appIdNoAccess)
+
+			assertAPIError(t, err, http.StatusForbidden)
+		})
+
+		t.Run("should return a 404 error when an app id cannot be found", func(t *testing.T) {
+			_, err := client.Apps.Get(ctx, 0)
+
+			assertAPIError(t, err, http.StatusNotFound)
+		})
+	})
+
+	t.Run("List", func(t *testing.T) {
+		t.Run("should return a paged list of apps", func(t *testing.T) {
+			page, err := client.Apps.List(ctx)
+
+			if err != nil {
+				t.Fatalf("Expected no error, got %v", err)
+			}
+
+			if page.PageNumber == 0 {
+				t.Error("Expected page number to not be zero")
+			}
+
+			if page.PageSize == 0 {
+				t.Error("Expected page size to not be zero")
+			}
+
+			if page.TotalPages == 0 {
+				t.Error("Expected total pages to not be zero")
+			}
+
+			if page.TotalRecords == 0 {
+				t.Error("Expected total records to not be zero")
+			}
+
+			if len(page.Items) == 0 {
+				t.Error("Expected items to not be empty")
+			}
+
+			for _, app := range page.Items {
+				if app.Id == 0 {
+					t.Error("Expected app id to not be zero")
+				}
+
+				if app.Name == "" {
+					t.Error("Expected app name to not be empty")
+				}
+
+				if app.Href == "" {
+					t.Error("Expected app href to not be empty")
+				}
+			}
+		})
+
+		t.Run("should return a paged list of apps with correct page size and number when passed paging request", func(t *testing.T) {
+			page, err := client.Apps.List(ctx, onspring.ForPageNumber(1), onspring.WithPageSize(1))
+
+			if err != nil {
+				t.Fatalf("Expected no error, got %v", err)
+			}
+
+			if page.PageNumber != 1 {
+				t.Errorf("Expected page number 1, got %d", page.PageNumber)
+			}
+
+			if page.PageSize != 1 {
+				t.Errorf("Expected page size 1, got %d", page.PageSize)
+			}
+
+			if len(page.Items) != 1 {
+				t.Errorf("Expected 1 item, got %d", len(page.Items))
+			}
+		})
+
+		t.Run("should return a 400 response when an invalid page size is used", func(t *testing.T) {
+			_, err := client.Apps.List(ctx, onspring.WithPageSize(1001))
+
+			assertAPIError(t, err, http.StatusBadRequest)
+		})
+
+		t.Run("should return a 401 response when an invalid api key is used", func(t *testing.T) {
+			invalidClient := createInvalidClient(t)
+
+			_, err := invalidClient.Apps.List(ctx)
+
+			assertAPIError(t, err, http.StatusUnauthorized)
+		})
+	})
+
+	t.Run("ListAll", func(t *testing.T) {
+		t.Run("should iterate all apps", func(t *testing.T) {
+			var apps []onspring.App
+
+			for app, err := range client.Apps.ListAll(ctx, onspring.WithPageSize(1)) {
+				if err != nil {
+					t.Fatalf("Expected no error, got %v", err)
+				}
+
+				apps = append(apps, app)
+			}
+
+			if len(apps) == 0 {
+				t.Error("Expected to iterate at least one app")
+			}
+		})
+	})
+
+	t.Run("GetMany", func(t *testing.T) {
+		t.Run("should return a collection of apps", func(t *testing.T) {
+			appIds := requireEnvIntSlice(t, "TEST_APP_IDS")
+
+			batch, err := client.Apps.GetMany(ctx, appIds)
+
+			if err != nil {
+				t.Fatalf("Expected no error, got %v", err)
+			}
+
+			if batch.Count != len(appIds) {
+				t.Errorf("Expected count %d, got %d", len(appIds), batch.Count)
+			}
+
+			if len(batch.Items) != len(appIds) {
+				t.Errorf("Expected %d items, got %d", len(appIds), len(batch.Items))
+			}
+
+			for _, app := range batch.Items {
+				if app.Id == 0 {
+					t.Error("Expected app id to not be zero")
+				}
+
+				if app.Name == "" {
+					t.Error("Expected app name to not be empty")
+				}
+
+				if app.Href == "" {
+					t.Error("Expected app href to not be empty")
+				}
+			}
+		})
+
+		t.Run("should return a 401 error when an invalid api key is used", func(t *testing.T) {
+			invalidClient := createInvalidClient(t)
+			appIds := requireEnvIntSlice(t, "TEST_APP_IDS")
+
+			_, err := invalidClient.Apps.GetMany(ctx, appIds)
+
+			assertAPIError(t, err, http.StatusUnauthorized)
+		})
+
+		t.Run("should return a 403 error when api key does not have access to the apps", func(t *testing.T) {
+			appIdsNoAccess := requireEnvIntSlice(t, "TEST_APP_IDS_NO_ACCESS")
+
+			_, err := client.Apps.GetMany(ctx, appIdsNoAccess)
+
+			assertAPIError(t, err, http.StatusForbidden)
+		})
+	})
+}
diff --git a/client.go b/client.go
index 317961d..bae4bdf 100644
--- a/client.go
+++ b/client.go
@@ -21,7 +21,7 @@ const (
 	// defaultTimeout is the default HTTP client timeout duration.
 	defaultTimeout = 120 * time.Second
 	// defaultAPIKeyHeader is the HTTP header name used for API key authentication.
-	defaultAPIKeyHeader = "x-api-key"
+	defaultAPIKeyHeader = "x-apikey"
 	// defaultAPIVersionHeader is the HTTP header name used to specify the API version.
 	defaultAPIVersionHeader = "x-api-version"
 	// defaultAPIVersion is the default Onspring API version to use.
diff --git a/example.env b/example.env
new file mode 100644
index 0000000..c41e461
--- /dev/null
+++ b/example.env
@@ -0,0 +1,35 @@
+API_BASE_URL=https://api.onspring.com
+SANDBOX_API_KEY=your-sandbox-api-key
+
+TEST_APP_ID=1
+TEST_APP_ID_NO_ACCESS=2
+TEST_APP_IDS=1,2,3
+TEST_APP_IDS_NO_ACCESS=4,5,6
+
+TEST_SURVEY_ID=1
+TEST_SURVEY_RECORD_ID=1
+TEST_SURVEY_AUTO_NUMBER_FIELD=1
+
+TEST_FIELD_ID=1
+TEST_FIELD_ID_NO_ACCESS=2
+TEST_FIELD_IDS=1,2,3
+TEST_FIELD_IDS_NO_ACCESS=4,5,6
+TEST_TEXT_FIELD=1
+
+TEST_RECORD=1
+TEST_ATTACHMENT_FIELD=1
+TEST_ATTACHMENT_FIELD_NO_ACCESS_FIELD=2
+TEST_ATTACHMENT_FIELD_NO_ACCESS_APP=3
+TEST_ATTACHMENT=1
+TEST_IMAGE_FIELD=1
+TEST_IMAGE=1
+
+TEST_LIST_FIELD=1
+TEST_LIST_FIELD_NO_ACCESS=2
+TEST_LIST_ID=1
+TEST_LIST_ID_NO_ACCESS=2
+TEST_LIST_ITEM_ID_NO_ACCESS=some-guid
+
+TEST_REPORT=1
+TEST_REPORT_NO_ACCESS=2
+TEST_REPORT_WITH_CHART_DATA=3
diff --git a/fields.go b/fields.go
index 112a125..4228802 100644
--- a/fields.go
+++ b/fields.go
@@ -31,8 +31,8 @@ type Field struct {
 
 // FormulaField represents a formula field type in Onspring
 type FormulaField struct {
-	OutputType string   `json:"outputType"`
-	Values     []string `json:"values"`
+	OutputType string      `json:"outputType"`
+	Values     []ListValue `json:"values"`
 }
 
 // ReferenceField represents a reference field type in Onspring
@@ -41,11 +41,20 @@ type ReferenceField struct {
 	ReferenceAppId string `json:"referenceAppId"`
 }
 
+// ListValue represents a value option within a list field in Onspring.
+type ListValue struct {
+	Id           string  `json:"id"`
+	Name         string  `json:"name"`
+	SortOrder    int     `json:"sortOrder"`
+	NumericValue float64 `json:"numericValue"`
+	Color        string  `json:"color"`
+}
+
 // ListField represents a list field type in Onspring
 type ListField struct {
-	Multiplicity string   `json:"multiplicity"`
-	Values       []string `json:"values"`
-	ListId       int      `json:"listId"`
+	Multiplicity string      `json:"multiplicity"`
+	Values       []ListValue `json:"values"`
+	ListId       int         `json:"listId"`
 }
 
 // UnmarshalJSON implements the json.Unmarshaler interface for Field.
diff --git a/fields_integration_test.go b/fields_integration_test.go
new file mode 100644
index 0000000..8eea075
--- /dev/null
+++ b/fields_integration_test.go
@@ -0,0 +1,232 @@
+//go:build integration
+
+package onspring_test
+
+import (
+	"context"
+	"net/http"
+	"testing"
+
+	"github.com/StevanFreeborn/onspring-api-sdk-go"
+)
+
+func TestFieldsIntegration(t *testing.T) {
+	loadEnvFile(t)
+	client := createClient(t)
+	ctx := context.Background()
+
+	t.Run("Get", func(t *testing.T) {
+		t.Run("should return a field", func(t *testing.T) {
+			fieldId := requireEnvInt(t, "TEST_FIELD_ID")
+
+			field, err := client.Fields.Get(ctx, fieldId)
+
+			if err != nil {
+				t.Fatalf("Expected no error, got %v", err)
+			}
+
+			if field.Id != fieldId {
+				t.Errorf("Expected field id %d, got %d", fieldId, field.Id)
+			}
+
+			if field.Name == "" {
+				t.Error("Expected field name to not be empty")
+			}
+
+			if field.AppId == 0 {
+				t.Error("Expected field appId to not be zero")
+			}
+
+			if field.Type == "" {
+				t.Error("Expected field type to not be empty")
+			}
+
+			if field.Status == "" {
+				t.Error("Expected field status to not be empty")
+			}
+		})
+
+		t.Run("should return a 401 error when an invalid api key is used", func(t *testing.T) {
+			invalidClient := createInvalidClient(t)
+			fieldId := requireEnvInt(t, "TEST_FIELD_ID")
+
+			_, err := invalidClient.Fields.Get(ctx, fieldId)
+
+			assertAPIError(t, err, http.StatusUnauthorized)
+		})
+
+		t.Run("should return a 403 error when api key does not have access to the field", func(t *testing.T) {
+			fieldIdNoAccess := requireEnvInt(t, "TEST_FIELD_ID_NO_ACCESS")
+
+			_, err := client.Fields.Get(ctx, fieldIdNoAccess)
+
+			assertAPIError(t, err, http.StatusForbidden)
+		})
+
+		t.Run("should return a 404 error when the field does not exist", func(t *testing.T) {
+			_, err := client.Fields.Get(ctx, 0)
+
+			assertAPIError(t, err, http.StatusNotFound)
+		})
+	})
+
+	t.Run("List", func(t *testing.T) {
+		t.Run("should return a paged list of fields", func(t *testing.T) {
+			surveyId := requireEnvInt(t, "TEST_SURVEY_ID")
+
+			page, err := client.Fields.List(ctx, surveyId)
+
+			if err != nil {
+				t.Fatalf("Expected no error, got %v", err)
+			}
+
+			if page.PageNumber == 0 {
+				t.Error("Expected page number to not be zero")
+			}
+
+			if page.TotalRecords == 0 {
+				t.Error("Expected total records to not be zero")
+			}
+
+			if len(page.Items) == 0 {
+				t.Error("Expected items to not be empty")
+			}
+
+			for _, field := range page.Items {
+				if field.Id == 0 {
+					t.Error("Expected field id to not be zero")
+				}
+
+				if field.Name == "" {
+					t.Error("Expected field name to not be empty")
+				}
+
+				if field.AppId == 0 {
+					t.Error("Expected field appId to not be zero")
+				}
+
+				if field.Type == "" {
+					t.Error("Expected field type to not be empty")
+				}
+
+				if field.Status == "" {
+					t.Error("Expected field status to not be empty")
+				}
+			}
+		})
+
+		t.Run("should return a paged list of fields with correct page size and number when passed paging request", func(t *testing.T) {
+			surveyId := requireEnvInt(t, "TEST_SURVEY_ID")
+
+			page, err := client.Fields.List(ctx, surveyId, onspring.ForPageNumber(1), onspring.WithPageSize(1))
+
+			if err != nil {
+				t.Fatalf("Expected no error, got %v", err)
+			}
+
+			if page.PageNumber != 1 {
+				t.Errorf("Expected page number 1, got %d", page.PageNumber)
+			}
+
+			if page.PageSize != 1 {
+				t.Errorf("Expected page size 1, got %d", page.PageSize)
+			}
+
+			if len(page.Items) != 1 {
+				t.Errorf("Expected 1 item, got %d", len(page.Items))
+			}
+		})
+
+		t.Run("should return a 400 response when an invalid page size is used", func(t *testing.T) {
+			surveyId := requireEnvInt(t, "TEST_SURVEY_ID")
+
+			_, err := client.Fields.List(ctx, surveyId, onspring.WithPageSize(1001))
+
+			assertAPIError(t, err, http.StatusBadRequest)
+		})
+
+		t.Run("should return a 401 response when an invalid api key is used", func(t *testing.T) {
+			invalidClient := createInvalidClient(t)
+			surveyId := requireEnvInt(t, "TEST_SURVEY_ID")
+
+			_, err := invalidClient.Fields.List(ctx, surveyId)
+
+			assertAPIError(t, err, http.StatusUnauthorized)
+		})
+
+		t.Run("should return a 403 response when api key does not have access to the app", func(t *testing.T) {
+			appIdNoAccess := requireEnvInt(t, "TEST_APP_ID_NO_ACCESS")
+
+			_, err := client.Fields.List(ctx, appIdNoAccess)
+
+			assertAPIError(t, err, http.StatusForbidden)
+		})
+	})
+
+	t.Run("ListAll", func(t *testing.T) {
+		t.Run("should iterate all fields for an app", func(t *testing.T) {
+			surveyId := requireEnvInt(t, "TEST_SURVEY_ID")
+
+			var fields []onspring.Field
+
+			for field, err := range client.Fields.ListAll(ctx, surveyId, onspring.WithPageSize(1)) {
+				if err != nil {
+					t.Fatalf("Expected no error, got %v", err)
+				}
+
+				fields = append(fields, field)
+			}
+
+			if len(fields) == 0 {
+				t.Error("Expected to iterate at least one field")
+			}
+		})
+	})
+
+	t.Run("GetMany", func(t *testing.T) {
+		t.Run("should return a collection of fields", func(t *testing.T) {
+			fieldIds := requireEnvIntSlice(t, "TEST_FIELD_IDS")
+
+			batch, err := client.Fields.GetMany(ctx, fieldIds)
+
+			if err != nil {
+				t.Fatalf("Expected no error, got %v", err)
+			}
+
+			if batch.Count != len(fieldIds) {
+				t.Errorf("Expected count %d, got %d", len(fieldIds), batch.Count)
+			}
+
+			if len(batch.Items) != len(fieldIds) {
+				t.Errorf("Expected %d items, got %d", len(fieldIds), len(batch.Items))
+			}
+
+			for _, field := range batch.Items {
+				if field.Id == 0 {
+					t.Error("Expected field id to not be zero")
+				}
+
+				if field.Name == "" {
+					t.Error("Expected field name to not be empty")
+				}
+			}
+		})
+
+		t.Run("should return a 401 response when an invalid api key is used", func(t *testing.T) {
+			invalidClient := createInvalidClient(t)
+			fieldIds := requireEnvIntSlice(t, "TEST_FIELD_IDS")
+
+			_, err := invalidClient.Fields.GetMany(ctx, fieldIds)
+
+			assertAPIError(t, err, http.StatusUnauthorized)
+		})
+
+		t.Run("should return a 403 response when the api key does not have access to any of the requested fields", func(t *testing.T) {
+			fieldIdsNoAccess := requireEnvIntSlice(t, "TEST_FIELD_IDS_NO_ACCESS")
+
+			_, err := client.Fields.GetMany(ctx, fieldIdsNoAccess)
+
+			assertAPIError(t, err, http.StatusForbidden)
+		})
+	})
+}
diff --git a/fields_test.go b/fields_test.go
index 52bbb0f..3af58cd 100644
--- a/fields_test.go
+++ b/fields_test.go
@@ -138,7 +138,10 @@ func TestFields(t *testing.T) {
 				"isRequired": true,
 				"isUnique": false,
 				"outputType": "Number",
-				"values": ["1", "2", "3"]
+				"values": [
+					{"id": "a1", "name": "Value1", "sortOrder": 1, "numericValue": 1, "color": "#fff"},
+					{"id": "b2", "name": "Value2", "sortOrder": 2, "numericValue": 2, "color": "#000"}
+				]
 			}`
 
 			var field onspring.Field
@@ -161,7 +164,10 @@ func TestFields(t *testing.T) {
 
 			expectedFormulaField := onspring.FormulaField{
 				OutputType: "Number",
-				Values:     []string{"1", "2", "3"},
+				Values: []onspring.ListValue{
+					{Id: "a1", Name: "Value1", SortOrder: 1, NumericValue: 1, Color: "#fff"},
+					{Id: "b2", Name: "Value2", SortOrder: 2, NumericValue: 2, Color: "#000"},
+				},
 			}
 
 			if !reflect.DeepEqual(formulaField, expectedFormulaField) {
@@ -220,7 +226,10 @@ func TestFields(t *testing.T) {
 				"isRequired": false,
 				"isUnique": false,
 				"multiplicity": "MultiSelect",
-				"values": ["OptionA", "OptionB"],
+				"values": [
+					{"id": "aaa", "name": "OptionA", "sortOrder": 1, "numericValue": 0, "color": "#ffffff"},
+					{"id": "bbb", "name": "OptionB", "sortOrder": 2, "numericValue": 0, "color": "#000000"}
+				],
 				"listId": 456
 			}`
 
@@ -244,8 +253,11 @@ func TestFields(t *testing.T) {
 
 			expectedListField := onspring.ListField{
 				Multiplicity: "MultiSelect",
-				Values:       []string{"OptionA", "OptionB"},
-				ListId:       456,
+				Values: []onspring.ListValue{
+					{Id: "aaa", Name: "OptionA", SortOrder: 1, NumericValue: 0, Color: "#ffffff"},
+					{Id: "bbb", Name: "OptionB", SortOrder: 2, NumericValue: 0, Color: "#000000"},
+				},
+				ListId: 456,
 			}
 
 			if !reflect.DeepEqual(listField, expectedListField) {
diff --git a/files_integration_test.go b/files_integration_test.go
new file mode 100644
index 0000000..1b552ce
--- /dev/null
+++ b/files_integration_test.go
@@ -0,0 +1,590 @@
+//go:build integration
+
+package onspring_test
+
+import (
+	"context"
+	"net/http"
+	"os"
+	"testing"
+
+	"github.com/StevanFreeborn/onspring-api-sdk-go"
+)
+
+func TestFilesIntegration(t *testing.T) {
+	loadEnvFile(t)
+	client := createClient(t)
+	ctx := context.Background()
+
+	t.Run("GetInfo", func(t *testing.T) {
+		t.Run("should return information about a file in an attachment field", func(t *testing.T) {
+			recordId := requireEnvInt(t, "TEST_RECORD")
+			fieldId := requireEnvInt(t, "TEST_ATTACHMENT_FIELD")
+			fileId := requireEnvInt(t, "TEST_ATTACHMENT")
+
+			info, err := client.Files.GetInfo(ctx, recordId, fieldId, fileId)
+
+			if err != nil {
+				t.Fatalf("Expected no error, got %v", err)
+			}
+
+			if info.Name == "" {
+				t.Error("Expected name to not be empty")
+			}
+
+			if info.ContentType == "" {
+				t.Error("Expected content type to not be empty")
+			}
+
+			if info.CreatedDate == "" {
+				t.Error("Expected created date to not be empty")
+			}
+
+			if info.ModifiedDate == "" {
+				t.Error("Expected modified date to not be empty")
+			}
+
+			if info.Owner == "" {
+				t.Error("Expected owner to not be empty")
+			}
+
+			if info.Type == "" {
+				t.Error("Expected type to not be empty")
+			}
+
+			if info.FileHref == "" {
+				t.Error("Expected file href to not be empty")
+			}
+		})
+
+		t.Run("should return information about a file in an image field", func(t *testing.T) {
+			recordId := requireEnvInt(t, "TEST_RECORD")
+			fieldId := requireEnvInt(t, "TEST_IMAGE_FIELD")
+			fileId := requireEnvInt(t, "TEST_IMAGE")
+
+			info, err := client.Files.GetInfo(ctx, recordId, fieldId, fileId)
+
+			if err != nil {
+				t.Fatalf("Expected no error, got %v", err)
+			}
+
+			if info.Name == "" {
+				t.Error("Expected name to not be empty")
+			}
+
+			if info.ContentType == "" {
+				t.Error("Expected content type to not be empty")
+			}
+
+			if info.Type == "" {
+				t.Error("Expected type to not be empty")
+			}
+		})
+
+		t.Run("should return a 400 response when fieldId is not for a file field", func(t *testing.T) {
+			recordId := requireEnvInt(t, "TEST_RECORD")
+			textFieldId := requireEnvInt(t, "TEST_TEXT_FIELD")
+			fileId := requireEnvInt(t, "TEST_ATTACHMENT")
+
+			_, err := client.Files.GetInfo(ctx, recordId, textFieldId, fileId)
+
+			assertAPIError(t, err, http.StatusBadRequest)
+		})
+
+		t.Run("should return a 401 response when the api key is invalid", func(t *testing.T) {
+			invalidClient := createInvalidClient(t)
+			recordId := requireEnvInt(t, "TEST_RECORD")
+			fieldId := requireEnvInt(t, "TEST_ATTACHMENT_FIELD")
+			fileId := requireEnvInt(t, "TEST_ATTACHMENT")
+
+			_, err := invalidClient.Files.GetInfo(ctx, recordId, fieldId, fileId)
+
+			assertAPIError(t, err, http.StatusUnauthorized)
+		})
+
+		t.Run("should return a 403 response when the api key does not have access to the file field", func(t *testing.T) {
+			recordId := requireEnvInt(t, "TEST_RECORD")
+			fieldIdNoAccess := requireEnvInt(t, "TEST_ATTACHMENT_FIELD_NO_ACCESS_FIELD")
+			fileId := requireEnvInt(t, "TEST_ATTACHMENT")
+
+			_, err := client.Files.GetInfo(ctx, recordId, fieldIdNoAccess, fileId)
+
+			assertAPIError(t, err, http.StatusForbidden)
+		})
+
+		t.Run("should return a 403 response when the api key does not have access to the app", func(t *testing.T) {
+			recordId := requireEnvInt(t, "TEST_RECORD")
+			fieldIdNoApp := requireEnvInt(t, "TEST_ATTACHMENT_FIELD_NO_ACCESS_APP")
+			fileId := requireEnvInt(t, "TEST_ATTACHMENT")
+
+			_, err := client.Files.GetInfo(ctx, recordId, fieldIdNoApp, fileId)
+
+			assertAPIError(t, err, http.StatusForbidden)
+		})
+
+		t.Run("should return a 404 response when the file field cannot be found", func(t *testing.T) {
+			recordId := requireEnvInt(t, "TEST_RECORD")
+			fileId := requireEnvInt(t, "TEST_ATTACHMENT")
+
+			_, err := client.Files.GetInfo(ctx, recordId, 0, fileId)
+
+			assertAPIError(t, err, http.StatusNotFound)
+		})
+
+		t.Run("should return a 404 response when the file record cannot be found", func(t *testing.T) {
+			fieldId := requireEnvInt(t, "TEST_ATTACHMENT_FIELD")
+			fileId := requireEnvInt(t, "TEST_ATTACHMENT")
+
+			_, err := client.Files.GetInfo(ctx, 0, fieldId, fileId)
+
+			assertAPIError(t, err, http.StatusNotFound)
+		})
+	})
+
+	t.Run("GetContent", func(t *testing.T) {
+		t.Run("should return a file in an attachment field", func(t *testing.T) {
+			recordId := requireEnvInt(t, "TEST_RECORD")
+			fieldId := requireEnvInt(t, "TEST_ATTACHMENT_FIELD")
+			fileId := requireEnvInt(t, "TEST_ATTACHMENT")
+
+			content, err := client.Files.GetContent(ctx, recordId, fieldId, fileId)
+
+			if err != nil {
+				t.Fatalf("Expected no error, got %v", err)
+			}
+
+			if len(content.Data) == 0 {
+				t.Error("Expected data to not be empty")
+			}
+
+			if content.ContentType == "" {
+				t.Error("Expected content type to not be empty")
+			}
+
+			if content.FileName == "" {
+				t.Error("Expected file name to not be empty")
+			}
+		})
+
+		t.Run("should return a file in an image field", func(t *testing.T) {
+			recordId := requireEnvInt(t, "TEST_RECORD")
+			fieldId := requireEnvInt(t, "TEST_IMAGE_FIELD")
+			fileId := requireEnvInt(t, "TEST_IMAGE")
+
+			content, err := client.Files.GetContent(ctx, recordId, fieldId, fileId)
+
+			if err != nil {
+				t.Fatalf("Expected no error, got %v", err)
+			}
+
+			if len(content.Data) == 0 {
+				t.Error("Expected data to not be empty")
+			}
+
+			if content.ContentType == "" {
+				t.Error("Expected content type to not be empty")
+			}
+
+			if content.FileName == "" {
+				t.Error("Expected file name to not be empty")
+			}
+		})
+
+		t.Run("should return a 400 response when fieldId is not for a file field", func(t *testing.T) {
+			recordId := requireEnvInt(t, "TEST_RECORD")
+			textFieldId := requireEnvInt(t, "TEST_TEXT_FIELD")
+			fileId := requireEnvInt(t, "TEST_ATTACHMENT")
+
+			_, err := client.Files.GetContent(ctx, recordId, textFieldId, fileId)
+
+			assertAPIError(t, err, http.StatusBadRequest)
+		})
+
+		t.Run("should return a 401 response when the api key is invalid", func(t *testing.T) {
+			invalidClient := createInvalidClient(t)
+			recordId := requireEnvInt(t, "TEST_RECORD")
+			fieldId := requireEnvInt(t, "TEST_ATTACHMENT_FIELD")
+			fileId := requireEnvInt(t, "TEST_ATTACHMENT")
+
+			_, err := invalidClient.Files.GetContent(ctx, recordId, fieldId, fileId)
+
+			assertAPIError(t, err, http.StatusUnauthorized)
+		})
+
+		t.Run("should return a 403 response when the api key does not have access to the file field", func(t *testing.T) {
+			recordId := requireEnvInt(t, "TEST_RECORD")
+			fieldIdNoAccess := requireEnvInt(t, "TEST_ATTACHMENT_FIELD_NO_ACCESS_FIELD")
+			fileId := requireEnvInt(t, "TEST_ATTACHMENT")
+
+			_, err := client.Files.GetContent(ctx, recordId, fieldIdNoAccess, fileId)
+
+			assertAPIError(t, err, http.StatusForbidden)
+		})
+
+		t.Run("should return a 403 response when the api key does not have access to the app", func(t *testing.T) {
+			recordId := requireEnvInt(t, "TEST_RECORD")
+			fieldIdNoApp := requireEnvInt(t, "TEST_ATTACHMENT_FIELD_NO_ACCESS_APP")
+			fileId := requireEnvInt(t, "TEST_ATTACHMENT")
+
+			_, err := client.Files.GetContent(ctx, recordId, fieldIdNoApp, fileId)
+
+			assertAPIError(t, err, http.StatusForbidden)
+		})
+
+		t.Run("should return a 404 response when the file field cannot be found", func(t *testing.T) {
+			recordId := requireEnvInt(t, "TEST_RECORD")
+			fileId := requireEnvInt(t, "TEST_ATTACHMENT")
+
+			_, err := client.Files.GetContent(ctx, recordId, 0, fileId)
+
+			assertAPIError(t, err, http.StatusNotFound)
+		})
+
+		t.Run("should return a 404 response when the file record cannot be found", func(t *testing.T) {
+			fieldId := requireEnvInt(t, "TEST_ATTACHMENT_FIELD")
+			fileId := requireEnvInt(t, "TEST_ATTACHMENT")
+
+			_, err := client.Files.GetContent(ctx, 0, fieldId, fileId)
+
+			assertAPIError(t, err, http.StatusNotFound)
+		})
+	})
+
+	t.Run("Save", func(t *testing.T) {
+		t.Run("should save a file into an attachment field", func(t *testing.T) {
+			recordId := requireEnvInt(t, "TEST_RECORD")
+			fieldId := requireEnvInt(t, "TEST_ATTACHMENT_FIELD")
+
+			file, err := os.Open("testdata/test-attachment.txt")
+
+			if err != nil {
+				t.Fatalf("Failed to open test attachment: %v", err)
+			}
+
+			defer func() {
+				_ = file.Close()
+			}()
+
+			response, err := client.Files.Save(ctx, onspring.SaveFileRequest{
+				RecordId:     recordId,
+				FieldId:      fieldId,
+				FileName:     "test-attachment.txt",
+				FileContents: file,
+			})
+
+			if err != nil {
+				t.Fatalf("Expected no error, got %v", err)
+			}
+
+			if response.Id == 0 {
+				t.Error("Expected file id to not be zero")
+			}
+
+			t.Cleanup(func() {
+				_ = client.Files.Delete(context.Background(), recordId, fieldId, response.Id)
+			})
+		})
+
+		t.Run("should save a file into an image field", func(t *testing.T) {
+			recordId := requireEnvInt(t, "TEST_RECORD")
+			fieldId := requireEnvInt(t, "TEST_IMAGE_FIELD")
+
+			file, err := os.Open("testdata/test-image.jpeg")
+
+			if err != nil {
+				t.Fatalf("Failed to open test image: %v", err)
+			}
+
+			defer func() {
+				_ = file.Close()
+			}()
+
+			response, err := client.Files.Save(ctx, onspring.SaveFileRequest{
+				RecordId:     recordId,
+				FieldId:      fieldId,
+				FileName:     "test-image.jpeg",
+				FileContents: file,
+			})
+
+			if err != nil {
+				t.Fatalf("Expected no error, got %v", err)
+			}
+
+			if response.Id == 0 {
+				t.Error("Expected file id to not be zero")
+			}
+
+			t.Cleanup(func() {
+				_ = client.Files.Delete(context.Background(), recordId, fieldId, response.Id)
+			})
+		})
+
+		t.Run("should return a 400 response when fieldId is not for a file field", func(t *testing.T) {
+			recordId := requireEnvInt(t, "TEST_RECORD")
+			textFieldId := requireEnvInt(t, "TEST_TEXT_FIELD")
+
+			file, err := os.Open("testdata/test-attachment.txt")
+
+			if err != nil {
+				t.Fatalf("Failed to open test attachment: %v", err)
+			}
+
+			defer func() {
+				_ = file.Close()
+			}()
+
+			_, err = client.Files.Save(ctx, onspring.SaveFileRequest{
+				RecordId:     recordId,
+				FieldId:      textFieldId,
+				FileName:     "test-attachment.txt",
+				FileContents: file,
+			})
+
+			assertAPIError(t, err, http.StatusBadRequest)
+		})
+
+		t.Run("should return a 401 response when the api key is invalid", func(t *testing.T) {
+			invalidClient := createInvalidClient(t)
+			recordId := requireEnvInt(t, "TEST_RECORD")
+			fieldId := requireEnvInt(t, "TEST_ATTACHMENT_FIELD")
+
+			file, err := os.Open("testdata/test-attachment.txt")
+
+			if err != nil {
+				t.Fatalf("Failed to open test attachment: %v", err)
+			}
+
+			defer func() {
+				_ = file.Close()
+			}()
+
+			_, err = invalidClient.Files.Save(ctx, onspring.SaveFileRequest{
+				RecordId:     recordId,
+				FieldId:      fieldId,
+				FileName:     "test-attachment.txt",
+				FileContents: file,
+			})
+
+			assertAPIError(t, err, http.StatusUnauthorized)
+		})
+
+		t.Run("should return a 403 response when the api key does not have access to the field", func(t *testing.T) {
+			recordId := requireEnvInt(t, "TEST_RECORD")
+			fieldIdNoAccess := requireEnvInt(t, "TEST_ATTACHMENT_FIELD_NO_ACCESS_FIELD")
+
+			file, err := os.Open("testdata/test-attachment.txt")
+
+			if err != nil {
+				t.Fatalf("Failed to open test attachment: %v", err)
+			}
+
+			defer func() {
+				_ = file.Close()
+			}()
+
+			_, err = client.Files.Save(ctx, onspring.SaveFileRequest{
+				RecordId:     recordId,
+				FieldId:      fieldIdNoAccess,
+				FileName:     "test-attachment.txt",
+				FileContents: file,
+			})
+
+			assertAPIError(t, err, http.StatusForbidden)
+		})
+
+		t.Run("should return a 403 response when the api key does not have access to the app", func(t *testing.T) {
+			recordId := requireEnvInt(t, "TEST_RECORD")
+			fieldIdNoApp := requireEnvInt(t, "TEST_ATTACHMENT_FIELD_NO_ACCESS_APP")
+
+			file, err := os.Open("testdata/test-attachment.txt")
+
+			if err != nil {
+				t.Fatalf("Failed to open test attachment: %v", err)
+			}
+
+			defer func() {
+				_ = file.Close()
+			}()
+
+			_, err = client.Files.Save(ctx, onspring.SaveFileRequest{
+				RecordId:     recordId,
+				FieldId:      fieldIdNoApp,
+				FileName:     "test-attachment.txt",
+				FileContents: file,
+			})
+
+			assertAPIError(t, err, http.StatusForbidden)
+		})
+
+		t.Run("should return a 404 response when the file field cannot be found", func(t *testing.T) {
+			recordId := requireEnvInt(t, "TEST_RECORD")
+
+			file, err := os.Open("testdata/test-attachment.txt")
+
+			if err != nil {
+				t.Fatalf("Failed to open test attachment: %v", err)
+			}
+
+			defer func() {
+				_ = file.Close()
+			}()
+
+			_, err = client.Files.Save(ctx, onspring.SaveFileRequest{
+				RecordId:     recordId,
+				FieldId:      0,
+				FileName:     "test-attachment.txt",
+				FileContents: file,
+			})
+
+			assertAPIError(t, err, http.StatusNotFound)
+		})
+
+		t.Run("should return a 404 response when the file record cannot be found", func(t *testing.T) {
+			fieldId := requireEnvInt(t, "TEST_ATTACHMENT_FIELD")
+
+			file, err := os.Open("testdata/test-attachment.txt")
+
+			if err != nil {
+				t.Fatalf("Failed to open test attachment: %v", err)
+			}
+
+			defer func() {
+				_ = file.Close()
+			}()
+
+			_, err = client.Files.Save(ctx, onspring.SaveFileRequest{
+				RecordId:     0,
+				FieldId:      fieldId,
+				FileName:     "test-attachment.txt",
+				FileContents: file,
+			})
+
+			assertAPIError(t, err, http.StatusNotFound)
+		})
+	})
+
+	t.Run("Delete", func(t *testing.T) {
+		t.Run("should delete a file from an attachment field", func(t *testing.T) {
+			recordId := requireEnvInt(t, "TEST_RECORD")
+			fieldId := requireEnvInt(t, "TEST_ATTACHMENT_FIELD")
+
+			file, err := os.Open("testdata/test-attachment.txt")
+
+			if err != nil {
+				t.Fatalf("Failed to open test attachment: %v", err)
+			}
+
+			defer func() {
+				_ = file.Close()
+			}()
+
+			saveResponse, err := client.Files.Save(ctx, onspring.SaveFileRequest{
+				RecordId:     recordId,
+				FieldId:      fieldId,
+				FileName:     "test-attachment-to-delete.txt",
+				FileContents: file,
+			})
+
+			if err != nil {
+				t.Fatalf("Failed to save file: %v", err)
+			}
+
+			err = client.Files.Delete(ctx, recordId, fieldId, saveResponse.Id)
+
+			if err != nil {
+				t.Errorf("Expected no error, got %v", err)
+			}
+		})
+
+		t.Run("should delete a file from an image field", func(t *testing.T) {
+			recordId := requireEnvInt(t, "TEST_RECORD")
+			fieldId := requireEnvInt(t, "TEST_IMAGE_FIELD")
+
+			file, err := os.Open("testdata/test-image.jpeg")
+
+			if err != nil {
+				t.Fatalf("Failed to open test image: %v", err)
+			}
+
+			defer func() {
+				_ = file.Close()
+			}()
+
+			saveResponse, err := client.Files.Save(ctx, onspring.SaveFileRequest{
+				RecordId:     recordId,
+				FieldId:      fieldId,
+				FileName:     "test-image-to-delete.jpeg",
+				FileContents: file,
+			})
+
+			if err != nil {
+				t.Fatalf("Failed to save file: %v", err)
+			}
+
+			err = client.Files.Delete(ctx, recordId, fieldId, saveResponse.Id)
+
+			if err != nil {
+				t.Errorf("Expected no error, got %v", err)
+			}
+		})
+
+		t.Run("should return a 400 response when fieldId is not for a file field", func(t *testing.T) {
+			recordId := requireEnvInt(t, "TEST_RECORD")
+			textFieldId := requireEnvInt(t, "TEST_TEXT_FIELD")
+			fileId := requireEnvInt(t, "TEST_ATTACHMENT")
+
+			err := client.Files.Delete(ctx, recordId, textFieldId, fileId)
+
+			assertAPIError(t, err, http.StatusBadRequest)
+		})
+
+		t.Run("should return a 401 response when the api key is invalid", func(t *testing.T) {
+			invalidClient := createInvalidClient(t)
+			recordId := requireEnvInt(t, "TEST_RECORD")
+			fieldId := requireEnvInt(t, "TEST_ATTACHMENT_FIELD")
+			fileId := requireEnvInt(t, "TEST_ATTACHMENT")
+
+			err := invalidClient.Files.Delete(ctx, recordId, fieldId, fileId)
+
+			assertAPIError(t, err, http.StatusUnauthorized)
+		})
+
+		t.Run("should return a 403 response when the api key does not have access to the field", func(t *testing.T) {
+			recordId := requireEnvInt(t, "TEST_RECORD")
+			fieldIdNoAccess := requireEnvInt(t, "TEST_ATTACHMENT_FIELD_NO_ACCESS_FIELD")
+			fileId := requireEnvInt(t, "TEST_ATTACHMENT")
+
+			err := client.Files.Delete(ctx, recordId, fieldIdNoAccess, fileId)
+
+			assertAPIError(t, err, http.StatusForbidden)
+		})
+
+		t.Run("should return a 403 response when the api key does not have access to the app", func(t *testing.T) {
+			recordId := requireEnvInt(t, "TEST_RECORD")
+			fieldIdNoApp := requireEnvInt(t, "TEST_ATTACHMENT_FIELD_NO_ACCESS_APP")
+			fileId := requireEnvInt(t, "TEST_ATTACHMENT")
+
+			err := client.Files.Delete(ctx, recordId, fieldIdNoApp, fileId)
+
+			assertAPIError(t, err, http.StatusForbidden)
+		})
+
+		t.Run("should return a 404 response when the file field cannot be found", func(t *testing.T) {
+			recordId := requireEnvInt(t, "TEST_RECORD")
+			fileId := requireEnvInt(t, "TEST_ATTACHMENT")
+
+			err := client.Files.Delete(ctx, recordId, 0, fileId)
+
+			assertAPIError(t, err, http.StatusNotFound)
+		})
+
+		t.Run("should return a 404 response when the file record cannot be found", func(t *testing.T) {
+			fieldId := requireEnvInt(t, "TEST_ATTACHMENT_FIELD")
+			fileId := requireEnvInt(t, "TEST_ATTACHMENT")
+
+			err := client.Files.Delete(ctx, 0, fieldId, fileId)
+
+			assertAPIError(t, err, http.StatusNotFound)
+		})
+	})
+}
diff --git a/integration_test.go b/integration_test.go
new file mode 100644
index 0000000..81ae876
--- /dev/null
+++ b/integration_test.go
@@ -0,0 +1,158 @@
+//go:build integration
+
+package onspring_test
+
+import (
+	"bufio"
+	"context"
+	"errors"
+	"fmt"
+	"os"
+	"strconv"
+	"strings"
+	"testing"
+
+	"github.com/StevanFreeborn/onspring-api-sdk-go"
+)
+
+func loadEnvFile(t *testing.T) {
+	t.Helper()
+
+	file, err := os.Open(".env")
+	if err != nil {
+		t.Fatalf("Failed to open .env file: %v", err)
+	}
+
+	defer func() {
+		_ = file.Close()
+	}()
+
+	scanner := bufio.NewScanner(file)
+
+	for scanner.Scan() {
+		line := strings.TrimSpace(scanner.Text())
+
+		if line == "" || strings.HasPrefix(line, "#") {
+			continue
+		}
+
+		key, value, found := strings.Cut(line, "=")
+
+		if !found {
+			continue
+		}
+
+		key = strings.TrimSpace(key)
+		value = strings.TrimSpace(value)
+
+		t.Setenv(key, value)
+	}
+
+	if err := scanner.Err(); err != nil {
+		t.Fatalf("Failed to read .env file: %v", err)
+	}
+}
+
+func requireEnv(t *testing.T, key string) string {
+	t.Helper()
+
+	value := os.Getenv(key)
+
+	if value == "" {
+		t.Fatalf("Required environment variable %s is not set", key)
+	}
+
+	return value
+}
+
+func requireEnvInt(t *testing.T, key string) int {
+	t.Helper()
+
+	value := requireEnv(t, key)
+	intValue, err := strconv.Atoi(value)
+
+	if err != nil {
+		t.Fatalf("Environment variable %s is not a valid integer: %v", key, err)
+	}
+
+	return intValue
+}
+
+func requireEnvIntSlice(t *testing.T, key string) []int {
+	t.Helper()
+
+	value := requireEnv(t, key)
+	parts := strings.Split(value, ",")
+	result := make([]int, len(parts))
+
+	for i, part := range parts {
+		intValue, err := strconv.Atoi(strings.TrimSpace(part))
+
+		if err != nil {
+			t.Fatalf("Environment variable %s contains invalid integer '%s': %v", key, part, err)
+		}
+
+		result[i] = intValue
+	}
+
+	return result
+}
+
+func createClient(t *testing.T) *onspring.Client {
+	t.Helper()
+
+	return onspring.NewClient(
+		requireEnv(t, "SANDBOX_API_KEY"),
+		onspring.WithBaseURL(requireEnv(t, "API_BASE_URL")),
+	)
+}
+
+func createInvalidClient(t *testing.T) *onspring.Client {
+	t.Helper()
+
+	return onspring.NewClient(
+		"invalid-api-key",
+		onspring.WithBaseURL(requireEnv(t, "API_BASE_URL")),
+	)
+}
+
+func assertAPIError(t *testing.T, err error, expectedStatus int) {
+	t.Helper()
+
+	if err == nil {
+		t.Fatalf("Expected error, got nil")
+	}
+
+	var apiErr *onspring.OnspringAPIError
+
+	if !errors.As(err, &apiErr) {
+		t.Fatalf("Expected OnspringAPIError, got %T: %v", err, err)
+	}
+
+	if apiErr.StatusCode != expectedStatus {
+		t.Errorf("Expected status code %d, got %d", expectedStatus, apiErr.StatusCode)
+	}
+}
+
+func addTestRecord(t *testing.T, client *onspring.Client, appId, textFieldId int) int {
+	t.Helper()
+
+	ctx := context.Background()
+
+	response, err := client.Records.Save(ctx, onspring.SaveRecordRequest{
+		AppId: appId,
+		Fields: map[string]any{
+			fmt.Sprintf("%d", textFieldId): "test",
+		},
+	})
+
+	if err != nil {
+		t.Fatalf("Failed to create test record: %v", err)
+	}
+
+	t.Cleanup(func() {
+		_ = client.Records.Delete(context.Background(), appId, response.Id)
+	})
+
+	return response.Id
+}
diff --git a/lists_integration_test.go b/lists_integration_test.go
new file mode 100644
index 0000000..3e252e4
--- /dev/null
+++ b/lists_integration_test.go
@@ -0,0 +1,155 @@
+//go:build integration
+
+package onspring_test
+
+import (
+	"context"
+	"net/http"
+	"testing"
+
+	"github.com/StevanFreeborn/onspring-api-sdk-go"
+)
+
+func TestListsIntegration(t *testing.T) {
+	loadEnvFile(t)
+	client := createClient(t)
+	ctx := context.Background()
+
+	t.Run("Save", func(t *testing.T) {
+		t.Run("should add a list item", func(t *testing.T) {
+			listId := requireEnvInt(t, "TEST_LIST_ID")
+
+			item := onspring.SaveListItemRequest{
+				Name: "Integration Test Item",
+			}
+
+			response, err := client.Lists.Save(ctx, listId, item)
+
+			if err != nil {
+				t.Fatalf("Expected no error, got %v", err)
+			}
+
+			if response.Id == "" {
+				t.Error("Expected list item id to not be empty")
+			}
+
+			t.Cleanup(func() {
+				_ = client.Lists.Delete(context.Background(), listId, response.Id)
+			})
+		})
+
+		t.Run("should update a list item", func(t *testing.T) {
+			listId := requireEnvInt(t, "TEST_LIST_ID")
+
+			item := onspring.SaveListItemRequest{
+				Name: "Integration Test Item",
+			}
+
+			addResponse, err := client.Lists.Save(ctx, listId, item)
+
+			if err != nil {
+				t.Fatalf("Failed to add list item: %v", err)
+			}
+
+			t.Cleanup(func() {
+				_ = client.Lists.Delete(context.Background(), listId, addResponse.Id)
+			})
+
+			updateItem := onspring.SaveListItemRequest{
+				Id:   addResponse.Id,
+				Name: "Updated Integration Test Item",
+			}
+
+			updateResponse, err := client.Lists.Save(ctx, listId, updateItem)
+
+			if err != nil {
+				t.Fatalf("Expected no error, got %v", err)
+			}
+
+			if updateResponse.Id == "" {
+				t.Error("Expected list item id to not be empty")
+			}
+		})
+
+		t.Run("should return a 401 error when an invalid api key is used", func(t *testing.T) {
+			invalidClient := createInvalidClient(t)
+			listId := requireEnvInt(t, "TEST_LIST_ID")
+
+			item := onspring.SaveListItemRequest{
+				Name: "Integration Test Item",
+			}
+
+			_, err := invalidClient.Lists.Save(ctx, listId, item)
+
+			assertAPIError(t, err, http.StatusUnauthorized)
+		})
+
+		t.Run("should return a 403 error when api key does not have access to the list", func(t *testing.T) {
+			listIdNoAccess := requireEnvInt(t, "TEST_LIST_ID_NO_ACCESS")
+
+			item := onspring.SaveListItemRequest{
+				Name: "Integration Test Item",
+			}
+
+			_, err := client.Lists.Save(ctx, listIdNoAccess, item)
+
+			assertAPIError(t, err, http.StatusForbidden)
+		})
+
+		t.Run("should return a 404 error when the list does not exist", func(t *testing.T) {
+			item := onspring.SaveListItemRequest{
+				Name: "Integration Test Item",
+			}
+
+			_, err := client.Lists.Save(ctx, 0, item)
+
+			assertAPIError(t, err, http.StatusNotFound)
+		})
+	})
+
+	t.Run("Delete", func(t *testing.T) {
+		t.Run("should delete a list item", func(t *testing.T) {
+			listId := requireEnvInt(t, "TEST_LIST_ID")
+
+			item := onspring.SaveListItemRequest{
+				Name: "Integration Test Item To Delete",
+			}
+
+			response, err := client.Lists.Save(ctx, listId, item)
+
+			if err != nil {
+				t.Fatalf("Failed to add list item: %v", err)
+			}
+
+			err = client.Lists.Delete(ctx, listId, response.Id)
+
+			if err != nil {
+				t.Errorf("Expected no error, got %v", err)
+			}
+		})
+
+		t.Run("should return a 401 error when an invalid api key is used", func(t *testing.T) {
+			invalidClient := createInvalidClient(t)
+			listId := requireEnvInt(t, "TEST_LIST_ID")
+
+			err := invalidClient.Lists.Delete(ctx, listId, "some-item-id")
+
+			assertAPIError(t, err, http.StatusUnauthorized)
+		})
+
+		t.Run("should return a 403 error when api key does not have access to the list", func(t *testing.T) {
+			listIdNoAccess := requireEnvInt(t, "TEST_LIST_ID_NO_ACCESS")
+			listItemIdNoAccess := requireEnv(t, "TEST_LIST_ITEM_ID_NO_ACCESS")
+
+			err := client.Lists.Delete(ctx, listIdNoAccess, listItemIdNoAccess)
+
+			assertAPIError(t, err, http.StatusForbidden)
+		})
+
+		t.Run("should return a 404 error when the list does not exist", func(t *testing.T) {
+			err := client.Lists.Delete(ctx, 0, "a57e3d33-9195-4039-9ac0-c180013b043e")
+
+			assertAPIError(t, err, http.StatusNotFound)
+		})
+	})
+}
diff --git a/ping_integration_test.go b/ping_integration_test.go
new file mode 100644
index 0000000..d125170
--- /dev/null
+++ b/ping_integration_test.go
@@ -0,0 +1,22 @@
+//go:build integration
+
+package onspring_test
+
+import (
+	"context"
+	"testing"
+)
+
+func TestPingIntegration(t *testing.T) {
+	loadEnvFile(t)
+
+	t.Run("Get should be able to connect to the API", func(t *testing.T) {
+		client := createClient(t)
+
+		err := client.Ping.Get(context.Background())
+
+		if err != nil {
+			t.Errorf("Expected no error, got %v", err)
+		}
+	})
+}
diff --git a/records_integration_test.go b/records_integration_test.go
new file mode 100644
index 0000000..f3c8832
--- /dev/null
+++ b/records_integration_test.go
@@ -0,0 +1,649 @@
+//go:build integration
+
+package onspring_test
+
+import (
+	"context"
+	"fmt"
+	"net/http"
+	"testing"
+
+	"github.com/StevanFreeborn/onspring-api-sdk-go"
+)
+
+func TestRecordsIntegration(t *testing.T) {
+	loadEnvFile(t)
+	client := createClient(t)
+	ctx := context.Background()
+
+	t.Run("Get", func(t *testing.T) {
+		t.Run("should get a record", func(t *testing.T) {
+			surveyId := requireEnvInt(t, "TEST_SURVEY_ID")
+			recordId := requireEnvInt(t, "TEST_SURVEY_RECORD_ID")
+
+			record, err := client.Records.Get(ctx, surveyId, recordId)
+
+			if err != nil {
+				t.Fatalf("Expected no error, got %v", err)
+			}
+
+			if record.AppId != surveyId {
+				t.Errorf("Expected appId %d, got %d", surveyId, record.AppId)
+			}
+
+			if record.RecordId != recordId {
+				t.Errorf("Expected recordId %d, got %d", recordId, record.RecordId)
+			}
+
+			if len(record.FieldData) == 0 {
+				t.Error("Expected field data to not be empty")
+			}
+
+			for _, field := range record.FieldData {
+				if field.FieldId == 0 {
+					t.Error("Expected field id to not be zero")
+				}
+
+				if field.Type == "" {
+					t.Error("Expected field type to not be empty")
+				}
+			}
+		})
+
+		t.Run("should get a record when fieldIds and data format are passed as parameters", func(t *testing.T) {
+			surveyId := requireEnvInt(t, "TEST_SURVEY_ID")
+			recordId := requireEnvInt(t, "TEST_SURVEY_RECORD_ID")
+			textFieldId := requireEnvInt(t, "TEST_TEXT_FIELD")
+
+			record, err := client.Records.Get(
+				ctx,
+				surveyId,
+				recordId,
+				onspring.WithFieldIds([]int{textFieldId}),
+				onspring.WithRecordDataFormat("Formatted"),
+			)
+
+			if err != nil {
+				t.Fatalf("Expected no error, got %v", err)
+			}
+
+			if record.AppId != surveyId {
+				t.Errorf("Expected appId %d, got %d", surveyId, record.AppId)
+			}
+
+			if record.RecordId != recordId {
+				t.Errorf("Expected recordId %d, got %d", recordId, record.RecordId)
+			}
+
+			if len(record.FieldData) == 0 {
+				t.Error("Expected field data to not be empty")
+			}
+		})
+
+		t.Run("should return a 401 error when an invalid API key is used", func(t *testing.T) {
+			invalidClient := createInvalidClient(t)
+			surveyId := requireEnvInt(t, "TEST_SURVEY_ID")
+			recordId := requireEnvInt(t, "TEST_SURVEY_RECORD_ID")
+
+			_, err := invalidClient.Records.Get(ctx, surveyId, recordId)
+
+			assertAPIError(t, err, http.StatusUnauthorized)
+		})
+
+		t.Run("should return a 404 error when an invalid record id is used", func(t *testing.T) {
+			surveyId := requireEnvInt(t, "TEST_SURVEY_ID")
+
+			_, err := client.Records.Get(ctx, surveyId, 0)
+
+			assertAPIError(t, err, http.StatusNotFound)
+		})
+	})
+
+	t.Run("List", func(t *testing.T) {
+		t.Run("should get records", func(t *testing.T) {
+			surveyId := requireEnvInt(t, "TEST_SURVEY_ID")
+
+			page, err := client.Records.List(ctx, surveyId)
+
+			if err != nil {
+				t.Fatalf("Expected no error, got %v", err)
+			}
+
+			if page.PageNumber == 0 {
+				t.Error("Expected page number to not be zero")
+			}
+
+			if page.TotalRecords == 0 {
+				t.Error("Expected total records to not be zero")
+			}
+
+			if len(page.Items) == 0 {
+				t.Error("Expected items to not be empty")
+			}
+
+			for _, record := range page.Items {
+				if record.AppId != surveyId {
+					t.Errorf("Expected appId %d, got %d", surveyId, record.AppId)
+				}
+
+				if record.RecordId == 0 {
+					t.Error("Expected recordId to not be zero")
+				}
+			}
+		})
+
+		t.Run("should get records when fieldIds, paging information, and data format are passed as parameters", func(t *testing.T) {
+			surveyId := requireEnvInt(t, "TEST_SURVEY_ID")
+			textFieldId := requireEnvInt(t, "TEST_TEXT_FIELD")
+
+			page, err := client.Records.List(
+				ctx,
+				surveyId,
+				onspring.WithFieldIds([]int{textFieldId}),
+				onspring.WithRecordDataFormat("Formatted"),
+				onspring.WithPaging(onspring.ForPageNumber(1), onspring.WithPageSize(1)),
+			)
+
+			if err != nil {
+				t.Fatalf("Expected no error, got %v", err)
+			}
+
+			if page.PageNumber != 1 {
+				t.Errorf("Expected page number 1, got %d", page.PageNumber)
+			}
+
+			if page.PageSize != 1 {
+				t.Errorf("Expected page size 1, got %d", page.PageSize)
+			}
+
+			if len(page.Items) != 1 {
+				t.Errorf("Expected 1 item, got %d", len(page.Items))
+			}
+		})
+
+		t.Run("should return a 401 error when an invalid API key is passed", func(t *testing.T) {
+			invalidClient := createInvalidClient(t)
+			surveyId := requireEnvInt(t, "TEST_SURVEY_ID")
+
+			_, err := invalidClient.Records.List(ctx, surveyId)
+
+			assertAPIError(t, err, http.StatusUnauthorized)
+		})
+
+		t.Run("should return a 403 error when the api key does not have access to the app", func(t *testing.T) {
+			appIdNoAccess := requireEnvInt(t, "TEST_APP_ID_NO_ACCESS")
+
+			_, err := client.Records.List(ctx, appIdNoAccess)
+
+			assertAPIError(t, err, http.StatusForbidden)
+		})
+	})
+
+	t.Run("ListAll", func(t *testing.T) {
+		t.Run("should iterate all records for an app", func(t *testing.T) {
+			surveyId := requireEnvInt(t, "TEST_SURVEY_ID")
+
+			var records []onspring.Record
+
+			for record, err := range client.Records.ListAll(ctx, surveyId, onspring.WithPaging(onspring.WithPageSize(1))) {
+				if err != nil {
+					t.Fatalf("Expected no error, got %v", err)
+				}
+
+				records = append(records, record)
+			}
+
+			if len(records) == 0 {
+				t.Error("Expected to iterate at least one record")
+			}
+		})
+	})
+
+	t.Run("GetMany", func(t *testing.T) {
+		t.Run("should get records", func(t *testing.T) {
+			surveyId := requireEnvInt(t, "TEST_SURVEY_ID")
+			recordId := requireEnvInt(t, "TEST_SURVEY_RECORD_ID")
+
+			batch, err := client.Records.GetMany(ctx, onspring.GetManyRecordsRequest{
+				AppId:     surveyId,
+				RecordIds: []int{recordId},
+			})
+
+			if err != nil {
+				t.Fatalf("Expected no error, got %v", err)
+			}
+
+			if batch.Count == 0 {
+				t.Error("Expected count to not be zero")
+			}
+
+			if len(batch.Items) == 0 {
+				t.Error("Expected items to not be empty")
+			}
+
+			for _, record := range batch.Items {
+				if record.AppId != surveyId {
+					t.Errorf("Expected appId %d, got %d", surveyId, record.AppId)
+				}
+
+				if record.RecordId == 0 {
+					t.Error("Expected recordId to not be zero")
+				}
+			}
+		})
+
+		t.Run("should get records when field ids and data format are passed as parameters", func(t *testing.T) {
+			surveyId := requireEnvInt(t, "TEST_SURVEY_ID")
+			recordId := requireEnvInt(t, "TEST_SURVEY_RECORD_ID")
+			textFieldId := requireEnvInt(t, "TEST_TEXT_FIELD")
+
+			batch, err := client.Records.GetMany(ctx, onspring.GetManyRecordsRequest{
+				AppId:      surveyId,
+				RecordIds:  []int{recordId},
+				FieldIds:   []int{textFieldId},
+				DataFormat: "Formatted",
+			})
+
+			if err != nil {
+				t.Fatalf("Expected no error, got %v", err)
+			}
+
+			if batch.Count == 0 {
+				t.Error("Expected count to not be zero")
+			}
+
+			if len(batch.Items) == 0 {
+				t.Error("Expected items to not be empty")
+			}
+		})
+
+		t.Run("should return a 400 error if too many record ids are passed", func(t *testing.T) {
+			surveyId := requireEnvInt(t, "TEST_SURVEY_ID")
+
+			ids := make([]int, 101)
+			for i := range ids {
+				ids[i] = i + 1
+			}
+
+			_, err := client.Records.GetMany(ctx, onspring.GetManyRecordsRequest{
+				AppId:     surveyId,
+				RecordIds: ids,
+			})
+
+			assertAPIError(t, err, http.StatusBadRequest)
+		})
+
+		t.Run("should return a 401 error if the api key is invalid", func(t *testing.T) {
+			invalidClient := createInvalidClient(t)
+			surveyId := requireEnvInt(t, "TEST_SURVEY_ID")
+			recordId := requireEnvInt(t, "TEST_SURVEY_RECORD_ID")
+
+			_, err := invalidClient.Records.GetMany(ctx, onspring.GetManyRecordsRequest{
+				AppId:     surveyId,
+				RecordIds: []int{recordId},
+			})
+
+			assertAPIError(t, err, http.StatusUnauthorized)
+		})
+
+		t.Run("should return a 403 error if the user does not have access to the app", func(t *testing.T) {
+			appIdNoAccess := requireEnvInt(t, "TEST_APP_ID_NO_ACCESS")
+			recordId := requireEnvInt(t, "TEST_SURVEY_RECORD_ID")
+
+			_, err := client.Records.GetMany(ctx, onspring.GetManyRecordsRequest{
+				AppId:     appIdNoAccess,
+				RecordIds: []int{recordId},
+			})
+
+			assertAPIError(t, err, http.StatusForbidden)
+		})
+	})
+
+	t.Run("Query", func(t *testing.T) {
+		t.Run("should return records", func(t *testing.T) {
+			surveyId := requireEnvInt(t, "TEST_SURVEY_ID")
+			autoNumberField := requireEnvInt(t, "TEST_SURVEY_AUTO_NUMBER_FIELD")
+			filter := fmt.Sprintf("%d gt 0", autoNumberField)
+
+			page, err := client.Records.Query(ctx, onspring.QueryRecordsRequest{
+				AppId:  surveyId,
+				Filter: filter,
+			})
+
+			if err != nil {
+				t.Fatalf("Expected no error, got %v", err)
+			}
+
+			if page.PageNumber == 0 {
+				t.Error("Expected page number to not be zero")
+			}
+
+			if page.TotalRecords == 0 {
+				t.Error("Expected total records to not be zero")
+			}
+
+			if len(page.Items) == 0 {
+				t.Error("Expected items to not be empty")
+			}
+
+			for _, record := range page.Items {
+				if record.AppId != surveyId {
+					t.Errorf("Expected appId %d, got %d", surveyId, record.AppId)
+				}
+
+				if record.RecordId == 0 {
+					t.Error("Expected recordId to not be zero")
+				}
+			}
+		})
+
+		t.Run("should return records when data format, paging information, and fields are passed as parameters", func(t *testing.T) {
+			surveyId := requireEnvInt(t, "TEST_SURVEY_ID")
+			autoNumberField := requireEnvInt(t, "TEST_SURVEY_AUTO_NUMBER_FIELD")
+			textFieldId := requireEnvInt(t, "TEST_TEXT_FIELD")
+			filter := fmt.Sprintf("%d gt 0", autoNumberField)
+
+			page, err := client.Records.Query(
+				ctx,
+				onspring.QueryRecordsRequest{
+					AppId:      surveyId,
+					Filter:     filter,
+					FieldIds:   []int{textFieldId},
+					DataFormat: "Formatted",
+				},
+				onspring.ForPageNumber(1),
+				onspring.WithPageSize(1),
+			)
+
+			if err != nil {
+				t.Fatalf("Expected no error, got %v", err)
+			}
+
+			if page.PageNumber != 1 {
+				t.Errorf("Expected page number 1, got %d", page.PageNumber)
+			}
+
+			if page.PageSize != 1 {
+				t.Errorf("Expected page size 1, got %d", page.PageSize)
+			}
+
+			if len(page.Items) != 1 {
+				t.Errorf("Expected 1 item, got %d", len(page.Items))
+			}
+		})
+
+		t.Run("should return a 400 error if page size is invalid", func(t *testing.T) {
+			surveyId := requireEnvInt(t, "TEST_SURVEY_ID")
+			autoNumberField := requireEnvInt(t, "TEST_SURVEY_AUTO_NUMBER_FIELD")
+			filter := fmt.Sprintf("%d gt 0", autoNumberField)
+
+			_, err := client.Records.Query(
+				ctx,
+				onspring.QueryRecordsRequest{
+					AppId:  surveyId,
+					Filter: filter,
+				},
+				onspring.WithPageSize(1001),
+			)
+
+			assertAPIError(t, err, http.StatusBadRequest)
+		})
+
+		t.Run("should return a 401 error if the API key is invalid", func(t *testing.T) {
+			invalidClient := createInvalidClient(t)
+			surveyId := requireEnvInt(t, "TEST_SURVEY_ID")
+			autoNumberField := requireEnvInt(t, "TEST_SURVEY_AUTO_NUMBER_FIELD")
+			filter := fmt.Sprintf("%d gt 0", autoNumberField)
+
+			_, err := invalidClient.Records.Query(ctx, onspring.QueryRecordsRequest{
+				AppId:  surveyId,
+				Filter: filter,
+			})
+
+			assertAPIError(t, err, http.StatusUnauthorized)
+		})
+
+		t.Run("should return a 403 error if the API key does not have access to the app", func(t *testing.T) {
+			appIdNoAccess := requireEnvInt(t, "TEST_APP_ID_NO_ACCESS")
+			autoNumberField := requireEnvInt(t, "TEST_SURVEY_AUTO_NUMBER_FIELD")
+			filter := fmt.Sprintf("%d gt 0", autoNumberField)
+
+			_, err := client.Records.Query(ctx, onspring.QueryRecordsRequest{
+				AppId:  appIdNoAccess,
+				Filter: filter,
+			})
+
+			assertAPIError(t, err, http.StatusForbidden)
+		})
+	})
+
+	t.Run("QueryAll", func(t *testing.T) {
+		t.Run("should iterate all records matching a query", func(t *testing.T) {
+			surveyId := requireEnvInt(t, "TEST_SURVEY_ID")
+			autoNumberField := requireEnvInt(t, "TEST_SURVEY_AUTO_NUMBER_FIELD")
+			filter := fmt.Sprintf("%d gt 0", autoNumberField)
+
+			var records []onspring.Record
+
+			for record, err := range client.Records.QueryAll(
+				ctx,
+				onspring.QueryRecordsRequest{
+					AppId:  surveyId,
+					Filter: filter,
+				},
+				onspring.WithPageSize(1),
+			) {
+				if err != nil {
+					t.Fatalf("Expected no error, got %v", err)
+				}
+
+				records = append(records, record)
+			}
+
+			if len(records) == 0 {
+				t.Error("Expected to iterate at least one record")
+			}
+		})
+	})
+
+	t.Run("Save", func(t *testing.T) {
+		t.Run("should add a record when no record id is passed", func(t *testing.T) {
+			surveyId := requireEnvInt(t, "TEST_SURVEY_ID")
+			textFieldId := requireEnvInt(t, "TEST_TEXT_FIELD")
+
+			response, err := client.Records.Save(ctx, onspring.SaveRecordRequest{
+				AppId: surveyId,
+				Fields: map[string]any{
+					fmt.Sprintf("%d", textFieldId): "integration test record",
+				},
+			})
+
+			if err != nil {
+				t.Fatalf("Expected no error, got %v", err)
+			}
+
+			if response.Id == 0 {
+				t.Error("Expected record id to not be zero")
+			}
+
+			if response.Warnings == nil {
+				t.Error("Expected warnings to not be nil")
+			}
+
+			t.Cleanup(func() {
+				_ = client.Records.Delete(context.Background(), surveyId, response.Id)
+			})
+		})
+
+		t.Run("should update a record when a record id is passed", func(t *testing.T) {
+			surveyId := requireEnvInt(t, "TEST_SURVEY_ID")
+			textFieldId := requireEnvInt(t, "TEST_TEXT_FIELD")
+			recordId := addTestRecord(t, client, surveyId, textFieldId)
+
+			response, err := client.Records.Save(ctx, onspring.SaveRecordRequest{
+				AppId:    surveyId,
+				RecordId: &recordId,
+				Fields: map[string]any{
+					fmt.Sprintf("%d", textFieldId): "updated integration test record",
+				},
+			})
+
+			if err != nil {
+				t.Fatalf("Expected no error, got %v", err)
+			}
+
+			if response.Id == 0 {
+				t.Error("Expected record id to not be zero")
+			}
+		})
+
+		t.Run("should return a 400 error when field data is empty", func(t *testing.T) {
+			surveyId := requireEnvInt(t, "TEST_SURVEY_ID")
+
+			_, err := client.Records.Save(ctx, onspring.SaveRecordRequest{
+				AppId:  surveyId,
+				Fields: map[string]any{},
+			})
+
+			assertAPIError(t, err, http.StatusBadRequest)
+		})
+
+		t.Run("should return a 401 error when the api key is invalid", func(t *testing.T) {
+			invalidClient := createInvalidClient(t)
+			surveyId := requireEnvInt(t, "TEST_SURVEY_ID")
+			textFieldId := requireEnvInt(t, "TEST_TEXT_FIELD")
+
+			_, err := invalidClient.Records.Save(ctx, onspring.SaveRecordRequest{
+				AppId: surveyId,
+				Fields: map[string]any{
+					fmt.Sprintf("%d", textFieldId): "test",
+				},
+			})
+
+			assertAPIError(t, err, http.StatusUnauthorized)
+		})
+
+		t.Run("should return a 403 error when the api key does not have access to the app", func(t *testing.T) {
+			appIdNoAccess := requireEnvInt(t, "TEST_APP_ID_NO_ACCESS")
+			textFieldId := requireEnvInt(t, "TEST_TEXT_FIELD")
+
+			_, err := client.Records.Save(ctx, onspring.SaveRecordRequest{
+				AppId: appIdNoAccess,
+				Fields: map[string]any{
+					fmt.Sprintf("%d", textFieldId): "test",
+				},
+			})
+
+			assertAPIError(t, err, http.StatusForbidden)
+		})
+
+		t.Run("should return a 404 error when the record id is not found", func(t *testing.T) {
+			surveyId := requireEnvInt(t, "TEST_SURVEY_ID")
+			textFieldId := requireEnvInt(t, "TEST_TEXT_FIELD")
+			recordId := 0
+
+			_, err := client.Records.Save(ctx, onspring.SaveRecordRequest{
+				AppId:    surveyId,
+				RecordId: &recordId,
+				Fields: map[string]any{
+					fmt.Sprintf("%d", textFieldId): "test",
+				},
+			})
+
+			assertAPIError(t, err, http.StatusNotFound)
+		})
+	})
+
+	t.Run("Delete", func(t *testing.T) {
+		t.Run("should delete a record", func(t *testing.T) {
+			surveyId := requireEnvInt(t, "TEST_SURVEY_ID")
+			textFieldId := requireEnvInt(t, "TEST_TEXT_FIELD")
+			recordId := addTestRecord(t, client, surveyId, textFieldId)
+
+			err := client.Records.Delete(ctx, surveyId, recordId)
+
+			if err != nil {
+				t.Errorf("Expected no error, got %v", err)
+			}
+		})
+
+		t.Run("should return a 401 error when the API key is invalid", func(t *testing.T) {
+			invalidClient := createInvalidClient(t)
+			surveyId := requireEnvInt(t, "TEST_SURVEY_ID")
+			recordId := requireEnvInt(t, "TEST_SURVEY_RECORD_ID")
+
+			err := invalidClient.Records.Delete(ctx, surveyId, recordId)
+
+			assertAPIError(t, err, http.StatusUnauthorized)
+		})
+
+		t.Run("should return a 403 error when the API key does not have access to the app", func(t *testing.T) {
+			appIdNoAccess := requireEnvInt(t, "TEST_APP_ID_NO_ACCESS")
+			recordId := requireEnvInt(t, "TEST_SURVEY_RECORD_ID")
+
+			err := client.Records.Delete(ctx, appIdNoAccess, recordId)
+
+			assertAPIError(t, err, http.StatusForbidden)
+		})
+
+		t.Run("should return a 404 error when the record does not exist", func(t *testing.T) {
+			surveyId := requireEnvInt(t, "TEST_SURVEY_ID")
+
+			err := client.Records.Delete(ctx, surveyId, 0)
+
+			assertAPIError(t, err, http.StatusNotFound)
+		})
+	})
+
+	t.Run("DeleteMany", func(t *testing.T) {
+		t.Run("should delete records", func(t *testing.T) {
+			surveyId := requireEnvInt(t, "TEST_SURVEY_ID")
+			textFieldId := requireEnvInt(t, "TEST_TEXT_FIELD")
+			recordId1 := addTestRecord(t, client, surveyId, textFieldId)
+			recordId2 := addTestRecord(t, client, surveyId, textFieldId)
+
+			err := client.Records.DeleteMany(ctx, onspring.DeleteManyRecordsRequest{
+				AppId:     surveyId,
+				RecordIds: []int{recordId1, recordId2},
+			})
+
+			if err != nil {
+				t.Errorf("Expected no error, got %v", err)
+			}
+		})
+
+		t.Run("should return a 400 error when no record ids are provided", func(t *testing.T) {
+			surveyId := requireEnvInt(t, "TEST_SURVEY_ID")
+
+			err := client.Records.DeleteMany(ctx, onspring.DeleteManyRecordsRequest{
+				AppId:     surveyId,
+				RecordIds: []int{},
+			})
+
+			assertAPIError(t, err, http.StatusBadRequest)
+		})
+
+		t.Run("should return a 401 error when an invalid API key is used", func(t *testing.T) {
+			invalidClient := createInvalidClient(t)
+			surveyId := requireEnvInt(t, "TEST_SURVEY_ID")
+
+			err := invalidClient.Records.DeleteMany(ctx, onspring.DeleteManyRecordsRequest{
+				AppId:     surveyId,
+				RecordIds: []int{1},
+			})
+
+			assertAPIError(t, err, http.StatusUnauthorized)
+		})
+
+		t.Run("should return a 403 error when the API key does not have access to the app", func(t *testing.T) {
+			appIdNoAccess := requireEnvInt(t, "TEST_APP_ID_NO_ACCESS")
+
+			err := client.Records.DeleteMany(ctx, onspring.DeleteManyRecordsRequest{
+				AppId:     appIdNoAccess,
+				RecordIds: []int{1},
+			})
+
+			assertAPIError(t, err, http.StatusForbidden)
+		})
+	})
+}
diff --git a/reports_integration_test.go b/reports_integration_test.go
new file mode 100644
index 0000000..62ad94e
--- /dev/null
+++ b/reports_integration_test.go
@@ -0,0 +1,203 @@
+//go:build integration
+
+package onspring_test
+
+import (
+	"context"
+	"net/http"
+	"testing"
+
+	"github.com/StevanFreeborn/onspring-api-sdk-go"
+)
+
+func TestReportsIntegration(t *testing.T) {
+	loadEnvFile(t)
+	client := createClient(t)
+	ctx := context.Background()
+
+	t.Run("Get", func(t *testing.T) {
+		t.Run("should return a report", func(t *testing.T) {
+			reportId := requireEnvInt(t, "TEST_REPORT")
+
+			report, err := client.Reports.Get(ctx, reportId)
+
+			if err != nil {
+				t.Fatalf("Expected no error, got %v", err)
+			}
+
+			if report.Columns == nil {
+				t.Error("Expected columns to not be nil")
+			}
+
+			if report.Rows == nil {
+				t.Error("Expected rows to not be nil")
+			}
+
+			for _, row := range report.Rows {
+				if row.Cells == nil {
+					t.Error("Expected cells to not be nil")
+				}
+			}
+		})
+
+		t.Run("should return report data for a report with chart data when report data is requested", func(t *testing.T) {
+			reportId := requireEnvInt(t, "TEST_REPORT_WITH_CHART_DATA")
+
+			report, err := client.Reports.Get(ctx, reportId)
+
+			if err != nil {
+				t.Fatalf("Expected no error, got %v", err)
+			}
+
+			if report.Columns == nil {
+				t.Error("Expected columns to not be nil")
+			}
+
+			if report.Rows == nil {
+				t.Error("Expected rows to not be nil")
+			}
+		})
+
+		t.Run("should return chart data for a report with a chart when chart data is requested", func(t *testing.T) {
+			reportId := requireEnvInt(t, "TEST_REPORT_WITH_CHART_DATA")
+
+			report, err := client.Reports.Get(
+				ctx,
+				reportId,
+				onspring.WithDataFormat("Raw"),
+				onspring.WithDataType("ChartData"),
+			)
+
+			if err != nil {
+				t.Fatalf("Expected no error, got %v", err)
+			}
+
+			if report.Columns == nil {
+				t.Error("Expected columns to not be nil")
+			}
+
+			if report.Rows == nil {
+				t.Error("Expected rows to not be nil")
+			}
+		})
+
+		t.Run("should return a 400 error if chart data is requested for a report without chart data", func(t *testing.T) {
+			reportId := requireEnvInt(t, "TEST_REPORT")
+
+			_, err := client.Reports.Get(
+				ctx,
+				reportId,
+				onspring.WithDataFormat("Raw"),
+				onspring.WithDataType("ChartData"),
+			)
+
+			assertAPIError(t, err, http.StatusBadRequest)
+		})
+
+		t.Run("should return a 401 error if the api key is invalid", func(t *testing.T) {
+			invalidClient := createInvalidClient(t)
+			reportId := requireEnvInt(t, "TEST_REPORT")
+
+			_, err := invalidClient.Reports.Get(ctx, reportId)
+
+			assertAPIError(t, err, http.StatusUnauthorized)
+		})
+
+		t.Run("should return a 403 error if the api key does not have access to the report", func(t *testing.T) {
+			reportIdNoAccess := requireEnvInt(t, "TEST_REPORT_NO_ACCESS")
+
+			_, err := client.Reports.Get(ctx, reportIdNoAccess)
+
+			assertAPIError(t, err, http.StatusForbidden)
+		})
+
+		t.Run("should return a 404 error if the report does not exist", func(t *testing.T) {
+			_, err := client.Reports.Get(ctx, 0)
+
+			assertAPIError(t, err, http.StatusNotFound)
+		})
+	})
+
+	t.Run("List", func(t *testing.T) {
+		t.Run("should return a list of reports", func(t *testing.T) {
+			appId := requireEnvInt(t, "TEST_APP_ID")
+
+			page, err := client.Reports.List(ctx, appId)
+
+			if err != nil {
+				t.Fatalf("Expected no error, got %v", err)
+			}
+
+			if page.PageNumber == 0 {
+				t.Error("Expected page number to not be zero")
+			}
+
+			if page.TotalRecords == 0 {
+				t.Error("Expected total records to not be zero")
+			}
+
+			if len(page.Items) == 0 {
+				t.Error("Expected items to not be empty")
+			}
+
+			for _, report := range page.Items {
+				if report.Id == 0 {
+					t.Error("Expected report id to not be zero")
+				}
+
+				if report.AppId == 0 {
+					t.Error("Expected report appId to not be zero")
+				}
+
+				if report.Name == "" {
+					t.Error("Expected report name to not be empty")
+				}
+			}
+		})
+
+		t.Run("should return a 400 error if page size is invalid", func(t *testing.T) {
+			appId := requireEnvInt(t, "TEST_APP_ID")
+
+			_, err := client.Reports.List(ctx, appId, onspring.WithPageSize(1001))
+
+			assertAPIError(t, err, http.StatusBadRequest)
+		})
+
+		t.Run("should return a 401 error if the api key is invalid", func(t *testing.T) {
+			invalidClient := createInvalidClient(t)
+			appId := requireEnvInt(t, "TEST_APP_ID")
+
+			_, err := invalidClient.Reports.List(ctx, appId)
+
+			assertAPIError(t, err, http.StatusUnauthorized)
+		})
+
+		t.Run("should return a 403 error if the api key does not have access to the app", func(t *testing.T) {
+			appIdNoAccess := requireEnvInt(t, "TEST_APP_ID_NO_ACCESS")
+
+			_, err := client.Reports.List(ctx, appIdNoAccess)
+
+			assertAPIError(t, err, http.StatusForbidden)
+		})
+	})
+
+	t.Run("ListAll", func(t *testing.T) {
+		t.Run("should iterate all reports for an app", func(t *testing.T) {
+			appId := requireEnvInt(t, "TEST_APP_ID")
+
+			var reports []onspring.Report
+
+			for report, err := range client.Reports.ListAll(ctx, appId, onspring.WithPageSize(1)) {
+				if err != nil {
+					t.Fatalf("Expected no error, got %v", err)
+				}
+
+				reports = append(reports, report)
+			}
+
+			if len(reports) == 0 {
+				t.Error("Expected to iterate at least one report")
+			}
+		})
+	})
+}
diff --git a/testdata/test-attachment.txt b/testdata/test-attachment.txt
new file mode 100644
index 0000000..3eae1d0
--- /dev/null
+++ b/testdata/test-attachment.txt
@@ -0,0 +1 @@
+This is a test attachment.
\ No newline at end of file
diff --git a/testdata/test-image.jpeg b/testdata/test-image.jpeg
new file mode 100644
index 0000000..b493033
Binary files /dev/null and b/testdata/test-image.jpeg differ