L Models Long context

GLM 5.2

Name: GLM 5.2
Author: Z Ai

by Z Ai

GLM 5.2 is a large-scale reasoning model from Z.ai. It supports text input and output with a 1M-token context window, and is suited for long-horizon agent workflows, project-level

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Models

GLM 5.2

Added 10 July 2026

#z-ai

Overview

GLM 5.2 is a large-scale reasoning model from Z.ai. It supports text input and output with a 1M-token context window, and is suited for long-horizon agent workflows, project-level software engineering,...

How to use / API access

Call via OpenRouter with model id `z-ai/glm-5.2`.

openrouter · z-ai/glm-5.2 Docs

OpenRouter id: z-ai/glm-5.2

Benchmarks

Intelligence Index (artificial-analysis) : 51.1 index
Coding Index (artificial-analysis) : 68.8 index
Agentic Index (artificial-analysis) : 43.1 index
Design Arena androidnative (other) : 1251 elo · #6
Design Arena fullstack (other) : 1286 elo · #5
Design Arena htmlslides (other) : 1199 elo · #8
Design Arena mobileapps (other) : 1236 elo · #6

Notes

GLM 5.2 is listed in the EDNA Models directory from the OpenRouter catalogue.

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