Expired50% confidenceBenchmarkExact time
Local deployment latency consists of three segments: faster-whisper STT on GPU approximately 100–300 ms, first token from a 7B-parameter LLM approximately 200–500 ms, and TTS synthesis approximately 100–300 ms.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/20/2026
First Seen
Valid until: 10/18/2026(expired)
Sources
Related Claims
UnverifiedCloud-based STT services typically take 200–500ms, while locally deployed models such as Whisper can be compressed to under 100ms with GPU acceleration.76% similarUnverifiedTTS首字节延迟约100-300ms70% similarUnverifiedCloud TTS services typically have a time-to-first-byte of 200–500 milliseconds, while locally deployed lightweight TTS models (such as Piper and Kokoro-82M) can reduce latency to under 50 milliseconds, though audio quality is generally slightly lower.69% similarUnverifiedThe latency for accessing overseas models via relay is typically 300–800 ms.69% similarUnverifiedSTT、LLM、TTS三段串行叠加，仅处理延迟就超过650毫秒，不包括服务间网络跳转耗时68% similar
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