MCP server

Nylas MCP by usefulapi

io.usefulapi/nylas

Checked 26 Oct 2026, 08:29 UTC · Connected to it and listed its tools

MCP server for Nylas — read email, calendars, events and contacts, and send email or create events.

Website Source

At a glance

Type

MCP server

Publisher

usefulapi.io (verified by the MCP Registry)

Status

Working at last check

Tools

15

Token cost

About 2,980 tokens per request

Sets up in

Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok

Last checked

26 Oct 2026, 08:29 UTC

Connect it to your agent

Add to CursorAdd to VS CodeVS Code Insiders

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http nylas https://nylas.usefulapi.io/mcp

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.nylas]
url = "https://nylas.usefulapi.io/mcp"

Gemini CLI

{"mcpServers":{"nylas":{"httpUrl":"https://nylas.usefulapi.io/mcp"}}}

Cursor

{"mcpServers":{"nylas":{"url":"https://nylas.usefulapi.io/mcp"}}}

VS Code

{"servers":{"nylas":{"type":"http","url":"https://nylas.usefulapi.io/mcp"}}}

Antigravity

agy mcp add nylas https://nylas.usefulapi.io/mcp

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"nylas","server_url":"https://nylas.usefulapi.io/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"nylas","server_url":"https://nylas.usefulapi.io/mcp"}

Tools

• nylas_create_draft ~240 tokens
  Creates a draft email (does NOT send — safe/additive). Nylas v3: POST /v3/grants/{grant_id}/drafts.
• nylas_create_event ~338 tokens
  Creates a calendar event (may send invites to participants). Requires calendar_id (sent as a query param). Nylas v3: POST /v3/grants/{grant_id}/events.
• nylas_get_calendar ~130 tokens
  Get a single calendar by id. Nylas v3: GET /v3/grants/{grant_id}/calendars/{calendar_id}.
• nylas_get_contact ~128 tokens
  Get a single contact by id. Nylas v3: GET /v3/grants/{grant_id}/contacts/{contact_id}.
• nylas_get_event ~172 tokens
  Get a single calendar event by id. Requires calendar_id (sent as a query param). Nylas v3: GET /v3/grants/{grant_id}/events/{event_id}.
• nylas_get_grant ~100 tokens
  Get details for a single connected account (grant). Nylas v3: GET /v3/grants/{grant_id}.
• nylas_get_message ~130 tokens
  Get a single email message by id. Nylas v3: GET /v3/grants/{grant_id}/messages/{message_id}.
• nylas_list_calendars ~177 tokens
  List calendars for the connected account (each has a calendar_id used by the events tools). Nylas v3: GET /v3/grants/{grant_id}/calendars.
• nylas_list_contacts ~212 tokens
  List contacts for the connected account, with optional email/phone filters. Nylas v3: GET /v3/grants/{grant_id}/contacts.
• nylas_list_drafts ~161 tokens
  List draft emails for the connected account. Nylas v3: GET /v3/grants/{grant_id}/drafts.
• nylas_list_events ~313 tokens
  List calendar events. Requires calendar_id (sent as a query param). Nylas v3: GET /v3/grants/{grant_id}/events.
• nylas_list_folders ~136 tokens
  List mail folders/labels for the connected account. Nylas v3: GET /v3/grants/{grant_id}/folders.
• nylas_list_grants ~149 tokens
  List the connected accounts (grants) on this Nylas application, each with a grant_id used to scope other tools. Not grant-scoped. Nylas v3: GET /v3/grants.
• nylas_list_messages ~318 tokens
  List email messages for the connected account, with optional filters. Nylas v3: GET /v3/grants/{grant_id}/messages.
• nylas_send_message Sends messages · ~276 tokens
  SENDS a real email via the connected account. This dispatches an actual message. Nylas v3: POST /v3/grants/{grant_id}/messages/send.

Browse

• Email
• Calendars

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