Zhipu releases GLM-5.3-Flash: 320B params, MIT open source

TheZachMueller · x · 2026-08-26

Zaiorg released the GLM-5.3-Flash model (previously Ox Alpha).

Key Specs: 320B total parameters, 18B active parameters (320B-A18B).

Features: Natively multimodal, 1M-token context window, leading capabilities at a competitive price.

Hardware & License: Runs entirely on Chinese AI chips, released under the MIT License.

Availability: Weights, API, and tools (Coding Plan, ZCode, Chat, AutoClaw) are live on official platforms.

Related event: Zhipu Open-Sources GLM-5.3-Flash: 320B MoE Matching Opus 4.8 at 1/40 the Price(23 posts)→

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