# GLM-5.2

GLM-5.2 is a Z.ai language model released Jun 16, 2026; Z.ai's newest language model in our dataset is GLM-5.3-Flash. Z.ai's GLM-5.2, released Jun 16, 2026 with a 1M-token context; Mistral's changelog lists it as retiring on Oct 31, 2026 in favor of GLM-5.3. Verified against vendor sources on Oct 26, 2026.

Last verified: 2026-10-26 · Evidence: Reported · Canonical: https://theagenticweekly.com/models/glm-5-2 · JSON: https://theagenticweekly.com/api/models/glm-5-2

## Key facts

| Fact | Value | Source |
|---|---|---|
| Vendor | Z.ai |  |
| Released | Jun 16, 2026 | https://docs.z.ai/release-notes/new-released |
| Context window | 1,000,000 tokens (1M). Z.ai describes this as 1M lossless context. | https://docs.z.ai/release-notes/new-released |

## What we tested

Nothing yet. We have not run GLM-5.2 ourselves, so every fact here is Reported from the sources below.

## Not verified, left out

- License and price were not captured.

## Sources

- [Z.ai release notes](https://docs.z.ai/release-notes/new-released)
- [Mistral changelog](https://docs.mistral.ai/getting-started/changelog)

Data licence: CC BY 4.0. Data: Agentic Weekly (https://theagenticweekly.com), CC BY 4.0.