Flagship GLM model for hybrid reasoning, coding, and agentic engineering
Details
| Field | Value |
|---|---|
| id | z-ai/glm-5.1 |
| family | glm |
| modality | text->text |
| context_length | 202752 |
| max_output_tokens | 131072 |
| release_date | 2026-04-07 |
| is_open_weights | yes |
| supports_tool_call | yes |
| supports_reasoning | yes |
| supports_structured_output | yes |
| supports_attachment | no |
| input_modalities | text |
| output_modalities | text |