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glm-5.1 vs claude-sonnet-4-5

glm-5.1 is cheaper on output tokens. Choose glm-5.1 or claude-sonnet-4-5 based on the trade-off between cost, context, and the benchmarks that matter for your use case.

Specglm-5.1claude-sonnet-4-5
Provider302.AI302.AI
Input / 1M tokens$0.86$3.00
Output / 1M tokens$3.50$15.00
Context window200K200K
Parameters754B
Open weightsNoNo
ReleasedApr 2026Sep 2025

FAQ

Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.