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docs: remove incorrect us-east-1 default from --region docs #253

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Merged
arnewouters merged 1 commit into from
Apr 17, 2026
Merged

docs: remove incorrect us-east-1 default from --region docs #253

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2 changes: 1 addition & 1 deletion README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -98,7 +98,7 @@ docker build -t mcp-proxy-for-aws .
| --- | --- | --- |--- |
| `--service` | AWS service name for SigV4 signing, if omitted we try to infer this from the url | Inferred from endpoint if not provided |No |
| `--profile` | AWS profile for AWS credentials to use | Uses `AWS_PROFILE` environment variable if not set |No |
| `--region` | AWS region to use | Uses `AWS_REGION` environment variable if not set, defaults to `us-east-1` |No |
| `--region` | AWS region to use | Uses `AWS_REGION` environment variable if not set |No |
| `--metadata` | Metadata to inject into MCP requests as key=value pairs (e.g., `--metadata KEY1=value1 KEY2=value2`) | `AWS_REGION` is automatically injected based on `--region` if not provided |No |
| `--read-only` | Disable tools which may require write permissions (tools which DO NOT require write permissions are annotated with [`readOnlyHint=true`](https://modelcontextprotocol.io/specification/2025-06-18/schema#toolannotations-readonlyhint)) | `False` |No |
| `--retries` | Configures number of retries done when calling upstream services, setting this to 0 disables retries. | 0 |No |
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2 changes: 1 addition & 1 deletion mcp_proxy_for_aws/cli.py
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Expand Up @@ -97,7 +97,7 @@ def parse_args():

parser.add_argument(
'--region',
help='AWS region to sign (uses AWS_REGION environment variable if not provided, with final fallback to us-east-1)',
help='AWS region to sign (uses AWS_REGION environment variable if not provided)',
default=None,
)

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