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GLM 5.3's API Breaks a Common GLM-5.2 Pattern. Here's the Fix.

This story is from 2026-08-27. It is preserved in the archive; the latest stories are on the live feed.

The Upgrade That Broke Everything I swapped glm-5.2 for glm-5.3 in my model string, ran my test suite, and every single call failed. No syntax errors, no auth issues — just requests bouncing back immediately. It took digging through GLM-5.3 's release notes to find the actual cause: a parameter my…

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  1. 2026-08-27 09:30 · DEV Community — AI
    GLM 5.3's API Breaks a Common GLM-5.2 Pattern. Here's the Fix.

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