Claude Code on Amazon Bedrock changedamazon-bedrock
Nearest release: v2.1.304, published an hour after upstream edited the page. Shown because the two are within 24 hours of each other. Nothing here says the release caused the edit.
Upstream edited this page at 19 Oct 2026 18:23 UTC, give or take a minute or two: the time comes from Anthropic’s own sitemap rather than from a commit. This site recorded the change at 19 Oct 2026 18:37 UTC.
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162162export AWS_PROFILE=your-profile-name
163163```
164164
165Claude Code requests role credentials from the IAM Identity Center region named by the profile's `sso_region`, which doesn't need to match the region you run Amazon Bedrock in. In v2.1.207, the Amazon Bedrock region overrode `sso_region`, so a profile whose IAM Identity Center instance is in a different region failed to authenticate with a `Session token not found or invalid` error.
165Claude Code requests role credentials from the IAM Identity Center region named by the profile's `sso_region`, which doesn't need to match the region you run Amazon Bedrock in.
166166
167167#### Use AWS Management Console credentials
168168
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