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Z.ai: GLM 5.1

Kilo GatewayOpen weights

Z.ai: GLM 5.1 by Kilo Gateway costs $1.26 per 1M input tokens and $3.96 per 1M output tokens, with a 203K-token context window.

Pricing

Input (per 1M tokens)
$1.26
Output (per 1M tokens)
$3.96
Cached input (per 1M)

Specifications

Provider
Kilo Gateway
Context window
203K tokens
Parameters
754B
Released
Mar 2026
Open weights
Yes
Frontier model
No

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FAQ

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