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Why Your AI App Works on Localhost but Fails After Deployment

This story is from 2026-10-06. It is preserved in the archive; the latest stories are on the live feed.

Why Your AI App Works on Localhost but Fails After Deployment You ship with confidence. Locally everything works: chat UI loads, the API answers, models respond. After deployment, the platform says healthy — and users get 502 Bad Gateway . That gap is one of the most common failures we see with Fas…

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  1. 2026-10-06 16:14 · DEV Community — AI
    Why Your AI App Works on Localhost but Fails After Deployment

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