Z.ai: GLM 5.3 (z-ai) — ModelRadar

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Z.ai: GLM 5.3

z-ai🌐 ?

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– API✓ OpenRouter ↗

New on OpenRouter (2026-08-18): Z.ai: GLM 5.3 by z-ai. $1.40/MTok (input).

At a glance

Context

1M tokens

Input

text

Specifications

Status: Released
Date: August 18, 2026
Lab: z-ai
Origin: ?
Type: text
Open weights: —
Context: 1M tokens
Input: text
Output: text

Availability

Direct API access–

OpenRouter✓ Yes ↗

Open weights–