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Fix STT: AWS Transcribe takes priority over LiteLLM in auto-detect

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LiteLLM's atranscription has a routing bug with Vertex AI Chirp proxy.
AWS Transcribe is already configured and working. Auto-detect now prefers
AWS over LiteLLM. Use TRANSCRIBE_PROVIDER=litellm to force LiteLLM.
This commit is contained in:
Daniel Onyejesi 2026-03-29 22:38:06 -04:00
parent 63d8a881cb
commit 7a50bc061d
1 changed files with 3 additions and 2 deletions
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5
src/routes/transcribe.js
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@ -22,9 +22,10 @@ function getTranscribeProvider() {
if (env === 'local') return 'local'; if (env === 'local') return 'local';
if (env === 'aws') return 'aws'; if (env === 'aws') return 'aws';
if (env === 'openai') return 'openai'; if (env === 'openai') return 'openai';
// Auto-detect: use LiteLLM when configured (it handles audio transcriptions) // Auto-detect priority: AWS > LiteLLM > OpenAI
if (process.env.LITELLM_API_BASE && litellmClient) return 'litellm'; // LiteLLM's Vertex AI audio proxy has routing bugs — only use it if explicitly set
if (isAWSTranscribeConfigured()) return 'aws'; if (isAWSTranscribeConfigured()) return 'aws';
if (process.env.LITELLM_API_BASE && litellmClient) return 'litellm';
return 'openai'; return 'openai';
} }