Reddit Users Compare Notes on GLM-5.3-flash's Random Coding Mistakes

JustinHoMi · reddit · 2026-11-11

A Reddit user reports that GLM-5.3-flash makes a lot of random mistakes on coding tasks compared with Opus 5.5 and DeepSeek-4.1-flash, though he otherwise finds it solid. Mostly used via opencode, he asks whether it's his setup or a shared experience, since others report getting good work out of it.

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