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Claude Opus stopped mid-output at a 21000-token ceiling

This story is from 2026-09-25. It is preserved in the archive; the latest stories are on the live feed.

Claude Opus (claude-opus-4-8) stopped mid-output during a script repair call and raised a RuntimeError. The error message was explicit: the response hit the 21000-token max_tokens budget, and the model was cut off, not rejected for content. The failure surfaced inside orqestra.kids_episode, task id…

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Timeline · 1 report

  1. 2026-09-25 10:00 · DEV Community — AI
    Claude Opus stopped mid-output at a 21000-token ceiling

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