Schema | Outlook MCP Server

Outlook MCP Server

Describes the environment variables required to run the server.

Name	Required	Description	Default
`BASE_URL`	Yes	Public base URL, no trailing slash, e.g. https://outlook-mcp-proxy.your-tailnet.ts.net
`LOG_LEVEL`	No	Optional. Python logging level (INFO, WARNING, DEBUG, etc.). Defaults to INFO.	INFO
`JWT_SECRET`	Yes	Secret for signing session JWTs (any random string)
`MS_CLIENT_ID`	Yes	Azure App registration Application (client) ID
`MS_CLIENT_SECRET`	Yes	Azure App registration client secret — expires within 24 months, see Notes
`ATTACHMENT_MAX_MB`	No	Optional. Max attachment size (1–25MB, decoded) get_attachment will fetch. Defaults to 3. Attachment bytes return as base64 text inside the MCP tool result — straight into the calling LLM's context, not just over the network.	3
`READ_ONLY_ALIASES`	No	Optional. Comma-separated list of connector aliases (e.g. family) that should be restricted to read-only access — no send, draft, folder/category changes, or move/trash.
`API_RETRY_ATTEMPTS`	No	Optional. Total attempts (1–5) for a write-tool call before giving up. Defaults to 2. Honors a Retry-After response header from Graph when present.	2
`ALLOWED_REDIRECT_URIS`	No	Optional. Comma-separated allowlist of OAuth redirect URIs /authorize will accept. Defaults to Claude.ai's callback (https://claude.ai/api/mcp/auth_callback) — only change this if you're connecting a non-Claude.ai MCP client.	https://claude.ai/api/mcp/auth_callback

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.

Server capabilities have not been inspected yet.

Functions exposed to the LLM to take actions

Name	Description
No tools

Interactive templates invoked by user choice

Name	Description
No prompts

Contextual data attached and managed by the client

Name	Description
No resources

This server cannot be deployed