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Latency Budgets for Multimodal UX
ToolsDecember 12, 20244 mins read

Latency Budgets for Multimodal UX

Why speed feels like quality: setting measurable budgets for voice, vision, and text interactions—and hitting them.

Marcus Lee

Marcus Lee

BlinkedTwice

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Placeholder copy you can replace. This article stub mirrors our newsletter tone: clear, practical, a bit opinionated.

TL;DR

  • Key point one summarising the idea.
  • A second take-away that sets scope.
  • One practical implication for builders.

Notes

  1. Short context about why this matters now.
  2. A concrete example with numbers or constraints.
  3. A next step readers can try.

Latency is product quality

Speed shapes trust. Anything over a second feels like drift, especially with voice and vision in the loop.

Latency dashboard
Latency dashboard

Benchmarks we’re using

  • 300ms: acceptable delay for single-shot AI completions.
  • 800ms: upper limit for conversational voice turns.
  • 2.4s: max budget for stitched voice + vision responses.

Instrumentation checklist

Wire client-side timers, trace model calls, and break down edge cases.

Instrumentation board
Instrumentation board

Share the dashboards in weekly reviews so everyone sees the cost of drag.

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