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GLM-5.1

FastRouterOpen weights

GLM-5.1 by FastRouter costs $1.05 per 1M input tokens and $3.50 per 1M output tokens, with a 200K-token context window.

Pricing

Input (per 1M tokens)
$1.05
Output (per 1M tokens)
$3.50
Cached input (per 1M)

Specifications

Provider
FastRouter
Context window
200K tokens
Parameters
754B
Released
Apr 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.