feat(stt): pass conversation context as Whisper initial_prompt to reduce mishearings

2026-04-07 08:48:27 -04:00
parent d3170e5545
commit d290bebad2
4 changed files with 18 additions and 6 deletions
@@ -80,10 +80,12 @@ async def transcribe_audio():
        return jsonify({"error": "Audio file too large (max 25 MB)"}), 413

    mime_type = audio_file.content_type or "audio/webm"
+    form = await request.form
+    context = (form.get("context") or "").strip() or None

    t0 = time.monotonic()
    try:
-        transcript = await transcribe(audio_bytes, mime_type)
+        transcript = await transcribe(audio_bytes, mime_type, initial_prompt=context)
    except Exception:
        logger.exception("STT transcription failed")
        return jsonify({"error": "Transcription failed"}), 500