Fmsg MCP Server

Fmsg is an MCP integration. Federated messaging with your fmsg hosting provider. Connect with OAuth or an API key.

Hosted connection

The registry lists a streamable-http connection at https://{oauth_mcp_endpoint}. Replace the account-specific fields according to the maintainer’s instructions.

The registry lists a streamable-http connection at https://{api_key_mcp_endpoint}. Replace the account-specific fields according to the maintainer’s instructions. The endpoint declares these request headers: Authorization.

Packages and local setup

The published npm package is @markmnl/fmsg-mcp, version 0.2.3. Its declared MCP transport is stdio.

The package declares FMSG_API_URL (required): Base URL of your hosting provider's or self-hosted fmsg Web API; FMSG_API_KEY (required): fmsg API key (fmsgk_...) for the address to send as; FMSG_DEFAULT_DOMAIN: Optional: lets short names resolve to @name@; FMSG_MCP_DOWNLOAD_DIR: Optional local folder enabling streamed attachment saves over stdio.

Before connecting

Check the maintainer’s instructions for account access, authentication and the supported client configuration. Once connected, inspect the tools your client receives and try a small task that matches the server’s stated purpose. The registry description does not include a verified, complete tool list.

Project and source

View the publisher’s registry entry · Project repository · Project website. This profile uses version 0.2.3 from the registry. Registration identifies the publisher namespace; it does not establish that this is a first-party integration for every service it connects.

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