GLM-5.1 vs GLM-5.3-Flash

Arena scores by category

Scores from blind human votes on Arena. A gap under 10 points is too small to call.

Size and where to use them free

Speed at home

Estimates at 4-bit with an 8K context, 64 GB of system RAM for offload, calibrated on 44 real llama.cpp tests.

Try them yourself

Ask both the same question side by side in Try & compare, or vote blind between free models in Free Arena.

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• GLM-5.3-Flash vs MiMo-V2.6-Pro
• GLM-5.3-Flash vs Kimi K3 (Max)
• GLM-5.3-Flash vs GLM-5.3 (Max)
• GLM-5.3-Flash vs GLM-5.2 (Max)