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Resource detail

GLM-5.3

Z.ai's coding and agent flagship with million-token context and text-only inputs.

DomesticFreemiumOpen sourceChinese support

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At a glance

glm-5-3

Pricing

Freemium

Access

No login

Platforms

Web

Chinese support

Yes

Last checked

2026-10-09

Popularity

99/100

Pricing evidence

Unverified

开放权重；API 与 Coding Plan 按官方方案计费

Verification and source

Verified

Unverified

Official provider release or model page

Model background

Open weights

Post-trained from GLM-5.2, GLM-5.3 supports low/high/max effort with reasoning always enabled. Weights use a specific GLM-5.3 license; hosted API and Coding Plan have separate costs.

Why it mattered

Post-trained from GLM-5.2, GLM-5.3 supports low/high/max effort with reasoning always enabled. Weights use a specific GLM-5.3 license; hosted API and Coding Plan have separate costs.

Official linkhttps://docs.z.ai/guides/llm/glm-5.3