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GLM 5.3 by Z.ai is now generally available on Amazon Bedrock

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AWS·Oct 5, 2026, 09:42 PMFeatureAI-assisted summary

Summary

GLM 5.3 model is now generally available on Amazon Bedrock for eligible enterprise customers
Provides a 753B‑parameter mixture‑of‑experts model with 1M‑token context, up to 128K output tokens, and selectable reasoning effort levels
Adds prompt‑caching support and is accessible via the Bedrock console and APIs across supported regions

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Official source Last checked Oct 6, 2026, 3:04 AM

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