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An ASR model transcribes faster than real time, but live captions lag. How do you find the delay?

Audio throughput can look excellent while captions arrive late. Separate chunk collection, lookahead, queueing and finalization, then test whether overlap changes the words you publish.

Updated Nov 2026 · Worked answers on inference mechanisms, with calculations, implementation details, and follow-up questions.

Audio throughput can look excellent while captions arrive late. Separate chunk collection, lookahead, queueing and finalization, then test whether overlap changes the words you publish.

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