GLM-5.1
High-capability GLM with thinking mode and 200K context.
- Reasoning
- Coding
- Tool calling
- Structured output
- Extended thinking
- Streaming
Specifications
| Provider | Z.AI (GLM) |
|---|---|
| API model ID | glm-5.1 |
| Released | May 2026 |
| Context window | 200,000 tokens |
| Max output | 128,000 tokens |
| Reasoning model | Yes |
| Price per 1M tokens (input / output) | See provider |
Specs as published by Z.AI (GLM). Prices are standard list prices before caching or batch discounts.
More Z.AI (GLM) models
FAQ
- What is the context window of GLM-5.1?
- GLM-5.1 accepts up to 200,000 tokens of context and can return up to 128,000 output tokens per reply.
- When was GLM-5.1 released?
- Z.AI (GLM) released GLM-5.1 in May 2026.
- How do I use GLM-5.1?
- Add your Z.AI (GLM) API key in DapperGPT, pick GLM-5.1 in the model picker, and start chatting. You pay Z.AI (GLM) directly for usage.