
Z.ai provides an AI chat assistant and a developer platform for GLM models. The current chat website identifies GLM-5.3-Flash; its API model catalog is broader.[1][2]
Verified 2026-10-04. Versions and access terms can change.
| Current flagship API models | GLM-5.3 and GLM-5.3-Flash; the catalog documents a 1M-token context for both[2] |
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