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fix(tts): switch to Jack Marlowe - native German voice

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Replace George (British EN) with Jack Marlowe (Gng1FdSGZlhs6jKgzAxL),
the only native German voice in the library. Fixes garbled number/date
pronunciation.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
This commit is contained in:
Christian Gick
2026-02-22 18:37:05 +02:00
parent 125b0f5d2e
commit 8f80e7d543
1 changed files with 2 additions and 2 deletions
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4
voice.py
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@@ -30,7 +30,7 @@ LK_API_SECRET = os.environ.get("LIVEKIT_API_SECRET", "")
ELEVENLABS_KEY = os.environ.get("ELEVENLABS_API_KEY", "") ELEVENLABS_KEY = os.environ.get("ELEVENLABS_API_KEY", "")
BRAVE_API_KEY = os.environ.get("BRAVE_API_KEY", "") BRAVE_API_KEY = os.environ.get("BRAVE_API_KEY", "")
MEMORY_SERVICE_URL = os.environ.get("MEMORY_SERVICE_URL", "http://memory-service:8090") MEMORY_SERVICE_URL = os.environ.get("MEMORY_SERVICE_URL", "http://memory-service:8090")
DEFAULT_VOICE_ID = "JBFqnCBsd6RMkjVDRZzb" # George - warm, British male, multilingual DEFAULT_VOICE_ID = "Gng1FdSGZlhs6jKgzAxL" # Jack Marlowe - native German male, standard accent
_VOICE_PROMPT_TEMPLATE = """Du bist ein hilfreicher Sprachassistent in einem Matrix-Anruf. _VOICE_PROMPT_TEMPLATE = """Du bist ein hilfreicher Sprachassistent in einem Matrix-Anruf.
Aktuelle Zeit: {datetime} Aktuelle Zeit: {datetime}
@@ -581,7 +581,7 @@ class VoiceSession:
except Exception as exc: except Exception as exc:
logger.warning("Memory query failed: %s", exc) logger.warning("Memory query failed: %s", exc)
# Voice pipeline — George (British male, multilingual DE/EN) # Voice pipeline — Jack Marlowe (native German male)
self._http_session = aiohttp.ClientSession() self._http_session = aiohttp.ClientSession()
voice_id = os.environ.get("ELEVENLABS_VOICE_ID", DEFAULT_VOICE_ID) voice_id = os.environ.get("ELEVENLABS_VOICE_ID", DEFAULT_VOICE_ID)
self.session = AgentSession( self.session = AgentSession(