MCP server

Cronofy MCP by usefulapi

io.usefulapi/cronofy

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

MCP server for Cronofy — read calendars, events and free/busy, and create, update or delete events.

Website Source

At a glance

Type

MCP server

Publisher

usefulapi.io (verified by the MCP Registry)

Status

Working at last check

Tools

8

Token cost

About 1,367 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 cronofy https://cronofy.usefulapi.io/mcp

Claude Desktop

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

Codex (config.toml)

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

Gemini CLI

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

Cursor

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

VS Code

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

Antigravity

agy mcp add cronofy https://cronofy.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":"cronofy","server_url":"https://cronofy.usefulapi.io/mcp","require_approval":"always"}

Grok (xAI API tools)

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

Tools

• cronofy_delete_event Deletes data · ~145 tokens
  Deletes an event (by your event_id) from a real connected calendar. Destructive. API: DELETE /v1/calendars/{calendar_id}/events.
• cronofy_get_account ~76 tokens
  Get the authenticated Cronofy account's details (id, email, name, default tzid, locale). API: GET /v1/account.
• cronofy_get_free_busy ~248 tokens
  Read free/busy information across the account's calendars over a time window. Returns { pages, free_busy }. API: GET /v1/free_busy.
• cronofy_get_userinfo ~77 tokens
  Get the OpenID-style profile of the authenticated user (sub, email, Cronofy profile info). API: GET /v1/userinfo.
• cronofy_list_calendars ~78 tokens
  List all calendars the authenticated account can see (id, name, profile, readonly, primary). API: GET /v1/calendars.
• cronofy_list_profiles ~81 tokens
  List the connected calendar accounts/profiles (e.g. Google, Office 365) linked to this Cronofy account. API: GET /v1/profiles.
• cronofy_read_events ~335 tokens
  Read events across the account's calendars over a time window. Returns { pages, events }. API: GET /v1/events.
• cronofy_upsert_event ~327 tokens
  Creates or updates an event on a REAL connected calendar (upsert by event_id). This writes to the user's actual calendar. API: POST /v1/calendars/{calendar_id}/events.

Browse

• Email
• Calendars

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