[KongchangAI]
Expired60% confidenceBenchmarkExact time

GPT-4-level models can have a Time to First Token (TTFT) of 500–2000ms, while smaller models such as Llama 3.1 8B can achieve a TTFT as low as 100–300ms.

2
Sources
60%
Confidence
Medium-term (~90 days)
Relevance
7/14/2026
First Seen
Valid until: 10/12/2026(expired)

Sources

状态机语音Agent实战:Pipecat与Vapi的延迟与准确性权衡
redditr/aiagents7/12/2026

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