diff --git a/src/StreamShorts.Library/Transcription/ITranscriber.cs b/src/StreamShorts.Library/Transcription/ITranscriber.cs
new file mode 100644
index 0000000..425da8d
--- /dev/null
+++ b/src/StreamShorts.Library/Transcription/ITranscriber.cs
@@ -0,0 +1,12 @@
+namespace StreamShorts.Library.Transcription;
+
+public interface ITranscriber
+{
+  IAsyncEnumerable<TranscriptionSegment> TranscribeAsync(Stream audio);
+}
+
+public record TranscriptionSegment(
+  TimeSpan StartTime,
+  TimeSpan EndTime,
+  string Text
+);
\ No newline at end of file
diff --git a/src/StreamShorts.Library/Transcription/WhisperTranscriber.cs b/src/StreamShorts.Library/Transcription/WhisperTranscriber.cs
new file mode 100644
index 0000000..c77a20a
--- /dev/null
+++ b/src/StreamShorts.Library/Transcription/WhisperTranscriber.cs
@@ -0,0 +1,10 @@
+
+namespace StreamShorts.Library.Transcription;
+
+public class WhisperTranscriber : ITranscriber
+{
+  public IAsyncEnumerable<TranscriptionSegment> TranscribeAsync(Stream audio)
+  {
+    throw new NotImplementedException();
+  }
+}
\ No newline at end of file