Unverified70% confidenceFactExact time
The cumulative latency of a traditional ASR→LLM→TTS three-stage pipeline is typically between 800 milliseconds and 2 seconds.
2
Sources
70%
Confidence
Long-term
Relevance
7/15/2026
First Seen
Sources
Related Claims
UnverifiedSTT、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79% similarUnverifiedAt approximately 4K input, TTFT is 23.6 seconds with decoding at 46.6 tok/s; at 8K, 47 seconds and 41.4 tok/s; at 16K, 1 minute 30 seconds and 30.8 tok/s; at 30K, 3 minutes 15 seconds and 31.9 tok/s.78% similarVerifiedResearch shows that the average lag time of top simultaneous interpreters is only 2–3 seconds, while the lag of traditional machine simultaneous interpretation systems often exceeds 5 seconds.78% similarUnverified三明治架构相比原生Speech-to-Speech多了两次转换环节，STT环节通常增加100-300毫秒，TTS环节增加100-200毫秒75% similarUnverifiedAmong the top ten models, TTFT ranges from 748.61 seconds to 2.82 seconds, a difference of up to 265 times.75% similar
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