s3-mcp
by EpykLab
Server Configuration
Describes the environment variables required to run the server.
| Name | Required | Description | Default |
|---|---|---|---|
| S3_REGION | No | Region used for request signing. Alternative: AWS_REGION. | |
| AWS_REGION | No | Region used for request signing. Alternative: S3_REGION. | |
| S3_BUCKETS | No | Comma-separated list of allowed bucket names. Alternative: S3_BUCKET_1, S3_BUCKET_2, etc. | |
| S3_VERIFY_SSL | No | Set to 'false' only for local/self-signed development (default: 'true'). | |
| S3_CONFIG_FILE | No | Path to an optional JSON/TOML config file for profiles. | |
| S3_MAX_BUCKETS | No | Maximum number of buckets to process per list call (default: '5'). | |
| S3_ENDPOINT_URL | No | Required for most non-AWS providers (e.g., MinIO, Cloudflare R2). | |
| S3_ACCESS_KEY_ID | No | Access key ID for S3-compatible storage. | |
| S3_SESSION_TOKEN | No | Optional session token for temporary credentials. | |
| S3_CONFIG_PROFILE | No | Profile name to use from config file (default: 'default'). | |
| S3_ADDRESSING_STYLE | No | Addressing style: 'auto', 'path', or 'virtual' (default: 'auto'). | |
| S3_SECRET_ACCESS_KEY | No | Secret access key for S3-compatible storage. | |
| S3_SIGNATURE_VERSION | No | Signature version, usually 's3v4'. |
Capabilities
Server capabilities have not been inspected yet.
Tools
Functions exposed to the LLM to take actions
| Name | Description |
|---|---|
No tools | |
Prompts
Interactive templates invoked by user choice
| Name | Description |
|---|---|
No prompts | |
Resources
Contextual data attached and managed by the client
| Name | Description |
|---|---|
No resources | |
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