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GLM-5.1

Zhipu AI

GLM-5.1 by Zhipu AI costs $6.00 per 1M input tokens and $24.00 per 1M output tokens, with a 200K-token context window.

Pricing

Input (per 1M tokens)
$6.00
Output (per 1M tokens)
$24.00
Cached input (per 1M)
$1.30

Specifications

Provider
Zhipu AI
Context window
200K tokens
Parameters
754B
Released
Mar 2026
Open weights
No
Frontier model
No

Compare GLM-5.1 with…

GLM-5.1 vs GLM-4.5$2.20/1MGLM-5.1 vs GLM-4.6$2.20/1MGLM-5.1 vs GLM-5$3.20/1MGLM-5.1 vs GLM-4.7$2.20/1MGLM-5.1 vs GLM-5.2$4.40/1MGLM-5.1 vs GLM-5V-Turbo$22.00/1M

FAQ

Pricing is per 1M tokens (USD); confirm with the provider before production use.