# Amazon — Introducing GLM 5.3 on Amazon Bedrock

- Company: Amazon (amazon.com)
- Announced: 2026-10-05T23:25:17+00:00
- Category: model-update
- Coverage: not counted
- Announcement: yes
- Group: models
- Source: https://aws.amazon.com/blogs/machine-learning/introducing-glm-5-3-on-amazon-bedrock/
- Record: https://forck.live/items/16107-introducing-glm-5-3-on-amazon-bedrock
- Subject: Bedrock / Nova
- Models affected: GLM 5.3

Amazon announced that GLM 5.3, a 753B-parameter mixture-of-experts model from Z.ai (Zhipu AI), is now available on Amazon Bedrock. The model is optimized for coding and long-horizon agentic tasks, and Z.ai reports it shows notable cyber security capabilities. On Bedrock, it is accessible through fully managed APIs with cross-Region inference, prompt caching, and service tiers for eligible enterprise customers.

## Evidence

Verbatim from https://aws.amazon.com/blogs/machine-learning/introducing-glm-5-3-on-amazon-bedrock/:

> GLM 5.3 from Z.ai (Zhipu AI) is now available on Amazon Bedrock . GLM 5.3, as published on Hugging Face Hub , is a 753B-parameter mixture-of-experts model optimized for coding and long-horizon agentic tasks.

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