Unverified50% confidenceFactExact time
It is generally considered that the interaction feels natural only when the first-frame latency is below 500 milliseconds.
1
Sources
50%
Confidence
Long-term
Relevance
9/25/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedIf audio-visual synchronization has a delay or mismatch exceeding 200 milliseconds, it is noticeably perceived by human observers and triggers the uncanny valley effect.76% similarUnverified人类对鼠标移动延迟的感知阈值约为20-50毫秒，超过此范围用户会明显感到拖沓75% similarVerifiedWhen tool response time exceeds 10 seconds, user attention is significantly disrupted, while responses below 4 seconds maintain cognitive continuity.73% similar
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