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218218As of Claude Code v2.1.181, the flat output from `aws configure export-credentials --format process` is also accepted, with the same keys at the top level instead of nested under `Credentials`.
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220`Expiration` is optional. As of Claude Code v2.1.176, when the command returns a valid ISO 8601 `Expiration`, Claude Code caches the credentials until five minutes before that time. Without it, or on earlier versions, credentials are cached for one hour.
220`Expiration` is optional. When the command returns a valid ISO 8601 `Expiration`, Claude Code caches the credentials until five minutes before that time. Without it, credentials are cached for one hour.
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222222When you configure `awsCredentialExport` without `awsAuthRefresh`, Claude Code uses the exported credentials directly and doesn't re-resolve the AWS default credential provider chain at startup. Requires Claude Code v2.1.206 or later.
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