{"name":"AWS_EXECUTION_ENV","slug":"aws-execution-env","family":"env","title":"Environment variables","noun":"environment variable","description":"Read by deployment-environment detection: `AWS_ECS_FARGATE` reports `aws-fargate` and `AWS_ECS_EC2` reports `aws-ecs` in the `deployment_environment` telemetry field, when no earlier check (including `AWS_LAMBDA_FUNCTION_NAME`) matched. The bundled AWS SDK also adds `exec-env\/<value>` to its user agent, and in its `auto` defaults mode treats `AWS_REGION` or `AWS_DEFAULT_REGION` as the running region when this is set.","description_source":"code","described_by":{"bundle":"2.1.286","author":"claude-opus-5-5"},"presence":{"first_seen":"2.1.138","removed_in":null,"in_current_build":true,"newest_mined":"2.1.309","builds":150,"mined_builds":150,"first_cited":null},"aliases":[],"entries":[],"entries_total":0,"docs":[],"docs_total":0,"gates":[],"related":[{"name":"AWS_ACCESS_KEY_ID","slug":"aws-access-key-id","description":"gh, aws, gcloud, bq and gsutil get placeholder credentials so they authenticate through the proxy instead of failing."},{"name":"AWS_BEARER_TOKEN_BEDROCK","slug":"aws-bearer-token-bedrock","description":"Amazon Bedrock API key for authentication (see [Amazon Bedrock API keys](https:\/\/aws.amazon.com\/blogs\/machine-learning\/accelerate-ai-development-with-amazon-bedrock-api-keys\/))"},{"name":"AWS_CA_BUNDLE","slug":"aws-ca-bundle","description":"SSL certificate error message now lists the specific env var to check per tool"},{"name":"AWS_CONFIG_FILE","slug":"aws-config-file","description":"AWS SSO profile logins resolve faster via a direct fast path, falling back if anything unusual is configured."},{"name":"AWS_CONTAINER_CREDENTIALS_FULL_URI","slug":"aws-container-credentials-full-uri","description":"Claude Code's saved check that a Bedrock model is reachable is now tied to your AWS profile, keys, role and credential settings"},{"name":"AWS_CONTAINER_CREDENTIALS_RELATIVE_URI","slug":"aws-container-credentials-relative-uri","description":"Stand-in credential values for gh, AWS and gcloud are defined, with substitution rules unsettled."},{"name":"AWS_DEFAULT_REGION","slug":"aws-default-region","description":"Bedrock no longer refuses to start when no region or base URL is configured."},{"name":"AWS_ENDPOINT_URL","slug":"aws-endpoint-url","description":"AWS and Google custom endpoint variables are now forwarded and scrubbed deliberately."},{"name":"AWS_ENDPOINT_URL_BEDROCK","slug":"aws-endpoint-url-bedrock","description":"AWS and Google custom endpoint variables are now forwarded and scrubbed deliberately."},{"name":"AWS_ENDPOINT_URL_BEDROCK_RUNTIME","slug":"aws-endpoint-url-bedrock-runtime","description":"AWS and Google custom endpoint variables are now forwarded and scrubbed deliberately."}],"url":"https:\/\/changelogs.core-directive.com\/reference\/env\/aws-execution-env","family_url":"https:\/\/changelogs.core-directive.com\/reference\/env.json"}