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GLM-5

Zhipu, a Chinese AI lab, released GLM-5, a free-to-download model for programmers and people building AI Agent: An AI that doesn't just answer but takes steps on its own to finish a task: searching the web, running code or using apps. that carry out multi-step tasks.

Release page →

The basics

Released

Jan 19
Feb 11

What it does

Text and chat: Writes, answers questions and holds a conversation.Thinks first: Can reason step by step before it answers: slower, but better at maths, code and tricky questions.
Text and chat: Writes, answers questions and holds a conversation.Thinks first: Can reason step by step before it answers: slower, but better at maths, code and tricky questions.

Knowledge cutoff

The latest events it learned about

April 2025
Not published

Download

FreeOpen weights
FreeOpen weights

Where to use it

Z.ai's app: Z.ai Chat ↗
Z.ai's app: Z.ai Chat ↗Also for developers, through an API

Price and limits, for developers

Input

Per million tokens

FreeCheaper
$1.00

Output

Per million tokens

FreeCheaper
$3.20

Cached input

Per million tokens

FreeCheaper
$0.20

Context window

How much it takes in at once

200K tokens about 150,000 words
205K tokens about 150,000 wordsBigger

How they score

Combined test score

Epoch Capabilities Index · Epoch AI

Not ranked
146#84 of 235

Only GLM-5 is in this ranking.

Chat answers, by people's votes

LMArena text, adjusted for style · LMArena

Not ranked
1,457#54 of 86

Only GLM-5 is in this ranking, which lists the most-voted models.

Building apps, by people's votes

LMArena WebDev · LMArena

Not ranked
1,435#76 of 85

Only GLM-5 is in this ranking, which lists the most-voted models.

Green marks the better of the two on each row, red the other. Rows where one side isn't listed, or where the gap is too close to call, stay plain.

Popular comparisons

Not sure where to start? Which AI should I use? gives a pick for what you want to do. How to read AI rankings explains the numbers.

Rankings from LMArena and Epoch AI, both CC BY 4.0, updated . Developer prices, context windows and knowledge cutoffs from the labs' own listings on models.dev and from OpenRouter. The app links go to each maker's own app when no source says exactly where the model is available.

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