Schema | Gmail MCP Server

Gmail MCP Server

Describes the environment variables required to run the server.

Name	Required	Description	Default
`PORT`	No	Port for the MCP server (Node.js).	3000
`AUTH_ENABLED`	No	Enable authentication.	true
`OAUTH_SCOPES`	No	OAuth scopes.	https://www.googleapis.com/auth/gmail.readonly https://www.googleapis.com/auth/gmail.compose https://www.googleapis.com/auth/gmail.modify
`AUTH_STRATEGY`	No	Authentication strategy.	oauth
`OAUTH_TOKEN_URL`	No	OAuth token endpoint.	https://oauth2.googleapis.com/token
`RS_TOKENS_ENC_KEY`	No	Encryption key for OAuth tokens (required for Cloudflare Worker deployment, 32-byte base64url).
`OAUTH_REDIRECT_URI`	No	OAuth redirect URI for the client.	alice://oauth/callback
`PROVIDER_CLIENT_ID`	Yes	Google OAuth client ID (required).
`OAUTH_REVOCATION_URL`	No	OAuth revocation endpoint.	https://oauth2.googleapis.com/revoke
`PROVIDER_ACCOUNTS_URL`	No	OAuth provider accounts URL.	https://accounts.google.com
`PROVIDER_CLIENT_SECRET`	Yes	Google OAuth client secret (required).
`OAUTH_AUTHORIZATION_URL`	No	OAuth authorization endpoint.	https://accounts.google.com/o/oauth2/v2/auth
`OAUTH_EXTRA_AUTH_PARAMS`	No	Additional OAuth authorization parameters.	access_type=offline&prompt=consent
`OAUTH_REDIRECT_ALLOWLIST`	No	Comma-separated list of allowed redirect URIs.	alice://oauth/callback,http://127.0.0.1:3001/oauth/callback

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

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