TEXT MODEL · Aug 25, 2026

GLM-5.3

By Zhipu AI 智谱

GLM-5.3 by Zhipu AI: released Aug 25, 2026; open weights under GLM-5.3 License; API available outside China; list price $1.40 input / $4.40 output per 1M tokens.

Verified facts

Outside China
Global API · verified Sep 29, 2026 · Evidence
Open weights
Yes · verified Sep 29, 2026 · Evidence
License
GLM-5.3 License · verified Sep 29, 2026 · Evidence
Claim status
Company-reported · verified Sep 29, 2026 · Evidence
Parameters
Not verified yet
Context window
Not verified yet
List price
$1.40 input / $4.40 output per 1M tokens · verified Sep 29, 2026 · Evidence
Hugging Face
zai-org/GLM-5.3 · verified Sep 29, 2026

Compare current API prices on ModelPriceLab.

Release timeline

  1. Zhipu AI released GLM-5.3-Flash, a 320B-parameter multimodal model with 18B active parameters, on Hugging Face
  2. Zhipu AI released GLM-5.3-BF16 open-weights model on Hugging Face