# Z.ai's GLM-5.3 reaches 60 on Artificial Analysis index

_Tuesday, August 18, 2026 at 6:35 PM EDT · AI · Latest · Tier 2 — Notable_

Artificial Analysis reported that Z.ai's newly launched GLM-5.3 scored 60 on its Intelligence Index with maximum reasoning. The reported score matches Kimi K3 and is seven points above GLM-5.2, while remaining below Opus 5 at 63 and Fable 5 at 62. The supplied summary says the model would tie as the leading open-weights model only once its weights are released.

## Sources

- [Techmeme](https://www.techmeme.com/260818/p37#a260818p37)

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Retrieved: 2026-08-19T05:11:53.636Z
Publisher: Tech & Business (techandbusiness.org)