Appointedd MCP server

Read Appointedd bookings, customers and availability; create, change and cancel bookings. Hosted by usefulapi: connect it to Claude, ChatGPT, Cursor or any MCP client.

Connect AppointeddFree 50 tool calls / monthPro $9/mo · $90/yr · pricing24 tools

What can I ask?

Turn on the Appointedd connector, then ask in plain words. The AI picks the tools.

What you can do with Appointedd in Claude and ChatGPT

For service businesses that take online bookings with Appointedd, such as salons, clinics and studios.

List tomorrow's bookings

The AI lists bookings in a time window with service, resource, start time, status and the customers on each, so you can prepare the day.

Find the next open slot for a service

The AI checks which days and which start times a service can be booked in a date range, and which resources are available at each time.

Look up a customer and their bookings

The AI searches the customer records and lists the bookings of one customer, with their notes, tags and booking statuses.

Book a customer into a slot

The AI creates the customer if needed, holds a time slot and turns it into a booking. Payment requests are sent only when you ask for them.

Changes data

Mark arrivals and no-shows

After the appointment, the AI sets the arrival status of a customer on a booking to Arrived, Complete or No Show and adds a note.

Changes data

Move or cancel a booking

The AI moves a booking to new times or cancels it. A move notifies customers only if you ask; a cancellation may notify them, depending on your Appointedd settings.

Changes data

How do I connect Appointedd?

Before you connect

Patient data: Do not use this server with protected health information (PHI). We do not sign HIPAA Business Associate Agreements (BAAs). See Terms, Health data.

The login page asks for your Appointedd API key.

Find it in Appointedd under Settings → API (app.appointedd.com/management/settings/api); the API needs a plan that includes it. The key has full access to your organisation. Your key is used only to call the Appointedd API on your behalf; it is never shown to anyone. Booking data can include customers' personal details.

Claude claude.ai · Desktop

  1. Open Customize → Connectors, then click + Add → Add custom connector.
  2. Enter the name Appointedd and this URL, then click Add:
    https://appointedd.usefulapi.io/mcp
  3. Claude opens the login page: enter your Appointedd API key.
  4. In a chat, click + → Connectors and turn on Appointedd.

Team and Enterprise: an Owner adds the connector for the organization first.

ChatGPT chatgpt.com

  1. Open Plugins, click +, then Add custom MCP server.
  2. Enter the name Appointedd and this URL, choose OAuth as the authentication, confirm the warning and create it:
    https://appointedd.usefulapi.io/mcp
  3. ChatGPT opens the login page: enter your Appointedd API key.
  4. In Plugins, install Appointedd, then choose it in a chat.

No Add custom MCP server option? It depends on your account or workspace settings: see OpenAI's guide.

Claude Code

Run this command, then run /mcp in Claude Code to log in:

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

Cursor

Add to Cursor or add this to ~/.cursor/mcp.json:

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

VS Code

Add to VS Code or add this to .vscode/mcp.json:

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

Codex

Run these commands. The second one opens the login page:

codex mcp add appointedd --url https://appointedd.usefulapi.io/mcp
codex mcp login appointedd

Other clients

Windsurf, Cline, Zed and other MCP clients: add this URL as a remote MCP server (Streamable HTTP). The client then opens the login page in your browser.

https://appointedd.usefulapi.io/mcp

Add only the URL. Do not add an Authorization header or an API key to the client config. The server signs you in with OAuth: the login page asks for your Appointedd API key. If the config has such a header, remove it: some clients then send that header instead of the login token, and every call fails with 401.

Pricing

PlanPriceLimit
Free$050 tool calls / month
Proper account$9/mo · $90/yr10,000 tool calls / month
Pro+per account$39/mo · $390/yr100,000 tool calls / month

Each paid plan covers this Appointedd server only. Ask your AI to run appointedd_upgrade and choose Pro or Pro+, billed monthly or yearly (it returns a Stripe Checkout link). If you already have Pro, ask to change it to Pro+. The change requires your confirmation, keeps your billing interval and charges the price difference for the rest of the period immediately. Cancel any time with appointedd_cancel_subscription: your paid plan continues to the end of the paid period, with no refund for the current period, and asking to resume the same plan with appointedd_upgrade before then undoes the cancel. Or write to [email protected].

Tools 24

Show all 24 tools (the AI picks them for you)

Read only · 12

  • List bookingsappointedd_list_bookings
    List bookings, newest first by default. Filter by time window (after/before), customer, service, resource, category, status or creation/update time. Each booking has its service, resource, start/end, status and the customers on it (with their notes, questions and statuses). Page with `next`.
  • List customersappointedd_list_customers
    List customers in the CRM: name, email, phone/mobile, address, tags, custom fields, marketing opt-in. Page with `next`.
  • Get customerappointedd_get_customer
    One customer by id.
  • List resourcesappointedd_list_resources
    List resources (the staff members, rooms or equipment that bookings are made for): name, assigned service ids and resource group ids. Page with `next`.
  • List resource groupsappointedd_list_resource_groups
    List resource groups (id and name). Page with `next`.
  • List servicesappointedd_list_services
    List services (what can be booked): name, category, durations and prices, buffers, occupancy and booking type. Page with `next`.
  • Get serviceappointedd_get_service
    One service by id, including its booking questions, durations, prices and buffers.
  • List service categoriesappointedd_list_service_categories
    List service categories (id and name). Page with `next`.
  • Get service categoryappointedd_get_service_category
    One service category by id.
  • Find available timesappointedd_find_available_intervals
    Find the start times at which a service can be booked in the given ranges, with the free resource ids for each (and existing group bookings with room). Step 1 of making a booking: pick a start, then appointedd_create_reservation. Read-only.
  • Find available daysappointedd_find_available_dates
    Find which days in the given ranges have any availability for a service (a calendar view; use appointedd_find_available_intervals for the times). Read-only.
  • Get reservationappointedd_get_reservation
    One reservation (availability slot) by id: its service, resource, times and expiry.

Changes data · 8

  • Create customerappointedd_create_customer
    WRITE: create a customer in the CRM (first and last name required; email, mobile, phone, tags optional).
  • Update customerappointedd_update_customer
    WRITE: change a customer's name, email, mobile, phone or tags. Only the fields you pass are sent; `tags` replaces the customer's tag list.
  • Create reservation (hold a time)appointedd_create_reservation
    WRITE: hold a date and time for a booking (step 2). The reservation blocks that slot for `expires_after` minutes (default: the organisation's setting); then call appointedd_create_booking with the returned reservation id. Without resource_id a free resource assigned to the service is picked.
  • Create bookingappointedd_create_booking
    WRITE: turn an active reservation into a booking (step 3) for one or more customers; Appointedd matches each customer to the CRM by name/email/mobile or creates it. Payment requests are NOT sent unless send_payment_request is true. With an empty customers list an empty booking is created.
  • Update bookingappointedd_update_booking
    WRITE: change a booking's service, resource, label or total spaces, or move it by giving `parts` with new start/end times. Customers are NOT emailed unless send_notifications is true.
  • Update customer on bookingappointedd_update_booking_customer
    WRITE: set the arrival status (Arrived, Complete, No Show, No Status) and/or notes of one customer on a booking. customer_booking_id is the customer's `customer_booking_id` (or `customer_id`) in the booking's customers list.
  • Cancel bookingappointedd_cancel_booking
    WRITE (cannot be undone): cancel a whole booking. Appointedd may notify the customers according to the organisation's settings. To remove one customer from a group booking use appointedd_cancel_booking_customer.
  • Cancel customer on bookingappointedd_cancel_booking_customer
    WRITE (cannot be undone): cancel one customer's place on a booking (the booking stays for the others). customer_booking_id is the `customer_booking_id` in the booking's customers list.

Your usefulapi plan · 4

  • Usage status (free-tier meter)appointedd_usage_status
    Report the caller's current usage: the plan, calls used this month, the limit of the plan (the free monthly cap or the Pro fair use limit), remaining, and whether the limit is reached. Read-only; does not count against the meter.
  • Request a missing featureappointedd_request_feature
    Tell usefulapi that the user needs something the Appointedd tools cannot do yet (a missing tool, field or filter). Call it only when the user asks for something none of the tools can do, and tell the user that you send the request. Do not call it for errors or for normal requests. Do not include personal data, credentials or customer records. Stored with the product name and the client type (for example Claude or Cursor), without the user's account. At most 5 requests per day. Does not count against the meter.
  • Upgrade to Pro or Pro+appointedd_upgrade
    Get a paid plan for Appointedd (the free tier caps monthly usage). Pro: 10,000 tool calls a month, for normal use — plan "monthly" ($9/month) or "yearly" ($90/year, 2 months free). Pro+: 100,000 tool calls a month, for automations and heavy use — plan "plus" ($39/month) or "plus_yearly" ($390/year). Without a plan it returns both Pro and Pro+, each with a payment link, for the user to choose; with a plan, one link. An existing Pro subscription changes to Pro+ in place (needs confirm: true; the price difference for the rest of the period is charged at once). Cancel any time: the plan then runs to the end of the paid period, so it also suits a one-time job. A link opens Stripe Checkout in the browser; after payment the account upgrades automatically. Does not count against the meter.
  • Cancel the Pro subscriptionappointedd_cancel_subscription
    Cancel the caller's Appointedd Pro subscription at the end of the paid period (no refund for the current period; Pro continues until then, then the free tier applies). Requires confirm: true. Run appointedd_upgrade later to undo the cancel before the period ends. Does not count against the meter.

FAQ

What can I do with Appointedd in Claude or ChatGPT?

List tomorrow's bookings. Find the next open slot for a service. Look up a customer and their bookings. Book a customer into a slot. Mark arrivals and no-shows. Move or cancel a booking. See what you can do for the details.

Is this an official Appointedd product?

No. usefulapi is an independent service. It is not affiliated with or endorsed by Appointedd. The server calls the Appointedd API with your own Appointedd access, so it sees only the data that your account can see.

Can I use this server with patient data (PHI)?

No. Do not use this server with protected health information (PHI). We do not sign HIPAA Business Associate Agreements (BAAs). See Terms, Health data.

Can I connect Appointedd to Claude or ChatGPT?

Yes. In Claude, add this server's URL as a custom connector. In ChatGPT, add it as a custom MCP server in Plugins. Then log in once. Cursor, VS Code, Claude Code and Codex work too. See the setup steps.

What do I need to connect?

The login page asks for your Appointedd API key. See Before you connect for where to find it.

Do I put my Appointedd key or an Authorization header in the client config?

No. Add only the URL. Do not add an Authorization header or an API key to the client config. The server signs you in with OAuth: the login page asks for your Appointedd API key. If the config has such a header, remove it: some clients then send that header instead of the login token, and every call fails with 401.

How do you keep my Appointedd credentials?

The login stores them encrypted in the authorization grant of your connection. The server uses them to call the Appointedd API for you and to derive a private account id for usage metering. usefulapi does not show them on any page or in any reply. To stop all access, remove the connector and change or delete these credentials in Appointedd.

Can the AI change my Appointedd data?

Yes, if you approve it. 8 of the 20 Appointedd tools can create or change data. The other 12 are marked read-only. Most MCP clients ask you to approve a tool call before it runs.

What does it cost?

The Free plan gives 50 tool calls / month. Pro costs $9/mo or $90/yr, with 10,000 tool calls / month. Pro+ costs $39/mo or $390/yr, with 100,000 tool calls / month. Each subscription covers this Appointedd server only. Cancel any time: your paid plan then runs to the end of the paid period. Run appointedd_usage_status to see how many calls you used.

How do I subscribe or cancel?

Ask the AI to run appointedd_upgrade and choose Pro or Pro+, billed monthly or yearly: it returns a Stripe Checkout link. If you already have Pro, ask to change it to Pro+. After you confirm, your existing subscription changes in place, keeps its billing interval and charges the price difference for the rest of the period immediately. To cancel, run appointedd_cancel_subscription. Your paid plan continues to the end of the paid period.

What if a Appointedd tool that I need is missing?

Tell the AI what you wanted to do. It can send the request with appointedd_request_feature. We store the text with the server name, the type of AI client and the tool you tried, not with your account, and read every request when we plan new tools. You can send up to 5 requests per day.

Which AI clients can I use?

Any client that supports remote MCP servers (Streamable HTTP) with OAuth login: Claude (web and desktop), Claude Code, ChatGPT, Codex, Cursor, VS Code, Windsurf and others.

This is a Model Context Protocol endpoint — meant to be connected from an AI client, not opened in a browser. An invalid_token response at the URL is the auth gate working as designed; clients authenticate automatically.

Need a tool this server does not have, or a connection to another system? We build custom integrations and MCP servers.

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