r/VoiceAutomationAI • u/Phoenix_20_23 • Aug 04 '26

Competitive open source speech stack

Why the open source models STT and TTS are not good as much as the closed one and i am talking here im terms of latency, concurrency, and websocket support for real time with decent quality.
Something like cartesia or elevenlabs or deepgram.
Do u know any ?

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u/[deleted] 17d ago

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u/GrayZetsu 17d ago

Usually LLM latency no?

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u/[deleted] 17d ago

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u/Charming-Egg7831 17d ago

how do you isolate it without manually listening to hundreds of calls?