What is the default Z.ai model in Sim?

GLM 4.6 is the default Z.ai model in Sim.

What is the cheapest Z.ai model tracked in Sim?

GLM 4.7 Flashx currently has the lowest listed input price at $0.07/1M tokens.

Which Z.ai model has the largest context window?

GLM 5.3 currently has the largest listed context window at 1M tokens.

Which Z.ai models support tool use and function calling in Sim?

All Z.ai models in Sim support tool use and function calling, allowing agents to invoke external APIs, query databases, and run custom actions.

Back to Models

Z.ai models

15 models

Release timeline

When each model was first publicly available.

GLM 4 32B 0414 128kApr 14, 2025

GLM 4.5Jul 28, 2025

GLM 4.5 AirJul 28, 2025

GLM 4.5 XJul 28, 2025

GLM 4.5 AirxJul 28, 2025

GLM 4.6Sep 30, 2025

GLM 4.7Dec 22, 2025

GLM 4.7 FlashxDec 22, 2025

GLM 5Feb 11, 2026

GLM 5 TurboMar 15, 2026

GLM 5.1Apr 7, 2026

GLM 5.2Jun 13, 2026

GLM 5.3Aug 18, 2026

GLM 5.3 FlashAug 26, 2026

GLM 5.3

glm-5.3

$1.4/1M in$4.4/1M out1M ctx

GLM 5.3 Flashx

glm-5.3-flashx

$0.37/1M in$1.25/1M out1M ctx

GLM 5.3 Flash

glm-5.3-flash

$0.15/1M in$0.5/1M out1M ctx

GLM 5.2

glm-5.2

$1.4/1M in$4.4/1M out1M ctx

GLM 5.1

glm-5.1

$1.4/1M in$4.4/1M out200k ctx

GLM 5

glm-5

$1/1M in$3.2/1M out200k ctx

GLM 5 Turbo

glm-5-turbo

$1.2/1M in$4/1M out200k ctx

GLM 4.7

glm-4.7

$0.6/1M in$2.2/1M out200k ctx

GLM 4.7 Flashx

glm-4.7-flashx

$0.07/1M in$0.4/1M out200k ctx

GLM 4.6

glm-4.6

$0.6/1M in$2.2/1M out200k ctx

GLM 4.5

glm-4.5

$0.6/1M in$2.2/1M out128k ctx

GLM 4.5 Air

glm-4.5-air

$0.2/1M in$1.1/1M out128k ctx

GLM 4.5 X

glm-4.5-x

$2.2/1M in$8.9/1M out128k ctx

GLM 4.5 Airx

glm-4.5-airx

$1.1/1M in$4.5/1M out128k ctx

GLM 4 32B 0414 128k

glm-4-32b-0414-128k

$0.1/1M in$0.1/1M out128k ctx

Frequently asked questions

Sim currently tracks 15 Z.ai models including GLM 5.3, GLM 5.3 Flashx, GLM 5.3 Flash, GLM 5.2, GLM 5.1, GLM 5, and more.