Kimi K3 and GLM 5.3 on Amazon Bedrock
Amazon said on its Q3 earnings call that Bedrock now offers Moonshot's Kimi K3 and Z.ai's GLM 5.3 open models next to closed models from Anthropic and OpenAI.
Bedrock's model list now includes two Chinese open models, Kimi K3 and GLM 5.3. The article says GLM 5.3 was added earlier in October for agentic coding and software engineering, with AWS security and compliance. Jassy also mentioned Grok 4.7 on Bedrock and said customer inputs and outputs are not shared with model providers or used for training.
- Date
- Thursday 29 October 2026
- Lab
- Amazon
- Kind
- product
- Access
- closed API
Single secondary source. The exact Bedrock launch dates for Kimi K3 and GLM 5.3 were not confirmed, so the date is the Q3 earnings call, given as Thursday before 2026-10-31.
Sources
This record was partly confirmed: some claims could not be checked on 1 November 2026. How we check