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GLM 5.1

GLM 5.1

Z.ai

Z.ai's next-generation 754B MoE flagship model built for agentic engineering, with stronger coding capabilities and sustained performance over long-horizon tasks. 202K context window.

Try on Simtheory
Qwen 3.6 Plus Frontier Claude 4.5 Sonnet Frontier Claude 4.5 Sonnet (thinking) Frontier Claude 4.6 Opus Frontier Claude 4.6 Opus Max Frontier Claude 4.6 Sonnet Frontier Claude 4.6 Sonnet Max Frontier Claude 4.7 Opus Frontier Claude 4.7 Opus Max Frontier Claude Fable 5 Frontier

Specifications

Context window 202,000 tokens
Max output 25,344 tokens
Knowledge cutoff March 2026
Multipart messages Yes
Vision capabilities No

Default Parameters

Temperature 0.6
Top P 1.0
Frequency penalty 0.0
Presence penalty 0.0
Top K 40

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