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GLM-5.1 API status on ModelScope

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Catalog metadata matched Reasoning models.dev metadata

Strong GLM coding model for agentic engineering, terminals, and repository generation

Check providerOpenAI compatibleReasoningTool callingJSON modeReasoning
API Details

Copy-ready connection details

Use these values in your client or SDK.
Base URL
https://api-inference.modelscope.cn/v1
Model ID
ZhipuAI/GLM-5.1
API format OpenAI Chat Completions + OpenAI Responses
Technical Details

GLM-5.1 specifications

Provider and model catalog
Context window 200K
Max output 131K
Status Check provider
Family glm
Released Apr 7, 2026
Last updated Apr 7, 2026
Free listing since Jun 29, 2026
Input text
Output text
Capabilities reasoning, tool calling, structured output, temperature control
Open weights Yes

External benchmark references

Benchmark Score Metric Date
Artificial Analysis Coding Agent Index 52.7 average pass@1 Not listed
SWE-Atlas Codebase QnA 73.2 pass@1 Not listed
SWE-Bench Pro 19.8 pass@1 Not listed
Terminal-Bench 65.1 pass@1 Not listed
AI Recommendation

Should you use GLM-5.1?

GLM-5.1 is listed for chat workloads and supports a 200K context window.

Check ModelScope's current endpoint status before integrating this listing. Use the alternatives table if the provider listing is unavailable.

Best for
  • Chat
Strengths & Weaknesses

Strengths

  • Long context window
  • Reasoning mode listed
  • Tool calling support
  • Structured JSON output

Watch outs

  • Current endpoint availability needs provider confirmation
  • Vision support is not listed
Availability

GLM-5.1 availability by provider

Current provider only

We only found this GLM-5.1 listing on ModelScope in the current catalog. Use the related models section for nearby alternatives.

Provider Model listing Access Context API Limits
ModelScope GLM-5.1 Check provider 200K Native Varies
View ModelScope setup guide →
Typical Use Cases

GLM-5.1 use cases

Chat

GLM-5.1 is tagged for chat in this catalog and works with OpenAI-compatible client libraries.

FAQ

GLM-5.1 free API FAQ

Is GLM-5.1 free to use?

GLM-5.1 appears in the free model catalog for ModelScope, but its current endpoint availability should be confirmed with the provider before use.

What is the GLM-5.1 model ID?

The model ID shown in this catalog is ZhipuAI/GLM-5.1.

What context window does GLM-5.1 support?

The listed context window is 200K tokens with up to 131K output tokens.

More about GLM-5.1

Free GLM-5.1 API.

For API keys, setup steps, and provider-level limits, see the ModelScope provider page.