ZenMuxGLM-5.1 model ID, context window & pricing
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Quick facts
Model ID z-ai/glm-5.1
Source ZenMux
Context Window 200000
Pricing $0.88 input / $3.51 output per 1M tokens
Capabilities tool calling, reasoning, structured output, temperature control
Model overview
GLM-5.1 is an AI model from ZenMux with 200000 token context window and text input support.
Published pricing is $0.88 input and $3.51 output per 1M tokens.
- Workloads that use text inputs with text outputs.
- Agent and tool workflows that need function calling.
- Reasoning-heavy prompts where stepwise problem solving matters.
Model ID z-ai/glm-5.1
Provider ZenMux
Family -
Status -
Knowledge Cutoff -
Release Date 2026-04-03
Input Modalities text
Output Modalities text
Context Window 200000
Input Limit -
Output Limit 131072
Tool Calling Yes
Reasoning Yes
Structured Output Yes
Temperature Control Yes
Open Weights No
Input Cost / 1M tokens $0.88
Output Cost / 1M tokens $3.51
Reasoning Cost / 1M tokens -
Cache Read Cost / 1M tokens $0.19
Cache Write Cost / 1M tokens -