Posteo MCP
Server Configuration
Describes the environment variables required to run the server.
| Name | Required | Description | Default |
|---|---|---|---|
| POSTEO_MODE | No | read-only, drafts, or manage | read-only |
| POSTEO_PASSWORD | No | App-password fallback, mainly for non-macOS systems | |
| POSTEO_USERNAME | Yes | Full Posteo login address | |
| POSTEO_TRASH_FOLDER | No | Account-specific Trash folder name | Trash |
| POSTEO_DRAFTS_FOLDER | No | Account-specific Drafts folder name | Drafts |
| POSTEO_MAX_BODY_CHARS | No | Maximum returned body characters | 100000 |
| POSTEO_KEYCHAIN_SERVICE | No | macOS Keychain service name | posteo-mcp |
| POSTEO_MAX_MESSAGE_BYTES | No | Maximum fetched bytes per message | 1048576 |
| POSTEO_MAX_REQUEST_BYTES | No | Maximum bytes accepted in one MCP JSON-RPC request line | 65536 |
| POSTEO_MAX_OPS_PER_MINUTE | No | Per-process operation limit | 30 |
| POSTEO_NETWORK_TIMEOUT_MS | No | IMAP inactivity timeout | 15000 |
Instructions
Guidance the server publishes about itself, which clients place ahead of the tool catalog so the model reads it before choosing anything.
This server publishes no instructions, or was last inspected before Glama recorded them.
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 | |
This server cannot be deployed
Maintenance
ActivityMaintained
ResponsivenessNo issues