Mid-stream failover made my chat API answer the same prompt twice — switch models before the first token or not at all
This story is from 2026-10-03. It is preserved in the archive; the latest stories are on the live feed.
A client's transcript came in looking like a slip of the tongue from a language model: three cut-off sentences about caching, then the exact same question answered again, in a slightly different voice, spliced together as one continuous message. The culprit was failover logic in my chat router. I r…
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- 2026-10-03 15:33 · DEV Community — AI
Mid-stream failover made my chat API answer the same prompt twice — switch models before the first token or not at all