Unverified60% confidenceDecision RuleExact time
The acceptable response gap in human conversation is approximately 500 milliseconds; exceeding 1 second produces a noticeable lag and is a hard threshold for user experience in telephony products.
2
Sources
60%
Confidence
Long-term
Relevance
7/22/2026
First Seen
Sources
Related Claims
VerifiedThe industry-recognized threshold for natural conversation is an end-to-end latency of 500 milliseconds or less; beyond this threshold, users will noticeably perceive a pause.79% similarUnverified电话场景端到端延迟低于800毫秒感觉流畅，超过2秒用户会明显感知停顿，超过3秒会误以为通话中断78% similarVerified800毫秒是语音代理端到端延迟的业界公认阈值，人类面对面对话回应延迟通常在200-500毫秒之间77% similarVerifiedThe reaction time in normal human conversation is approximately 200–500ms.75% similarVerifiedNeurolinguistics research has found that the average gap between speakers in natural conversation is approximately 200 milliseconds, and the brain begins predicting when the next speaker will start as early as 600 milliseconds before the previous sentence is completed.75% similar
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