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PopNx MCPMCP servers for people who use AI · explained in plain words

Nookal MCP by usefulapi

by m190version 1.26.3i★ –iRuns in the cloud
Registry nameio.usefulapi/nookal

Install

Overview

Description from the maker (original English)

Read Nookal locations, practitioners, availability, appointments, clients, cases and invoices.

PopNx MCP’s three pillars

These three are never merged into one score: opinions, measurements and popularity are different things.

What you can do with it

We have not written a plain-language summary for this one yet. Below are the facts we read from the registry.

Install

Pick the AI app you use, then copy the settings.

Before you install

You need

Which app do you use?

Pick your app above. We remember it, so next time the button says “Install in …”.

Works in Claude on the web, desktop and mobile:

  1. Open Settings → Connectors
  2. Press Add custom connector
  3. Paste the address below and press Add
  4. If it asks you to sign in, sign in with the maker
SettingsConnectors1+ Add2https://…3
https://nookal.usefulapi.io/mcp

Run this in your terminal

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

Open in Cursor

Or copy the settings yourself

Paste into .cursor/mcp.json in your project, or ~/.cursor/mcp.json

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

Your browser asks to open the app, then the app shows the settings and asks you to confirm. Key values are left empty for you to fill in.

Open in VS Code

Or copy the settings yourself

Paste into .vscode/mcp.json in your project

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

Your browser asks to open the app, then the app shows the settings and asks you to confirm. Key values are left empty for you to fill in.

ChatGPT connects only to servers on the internet:

  1. Open ChatGPT on the web → Settings → Connectors (Apps)
  2. Press Create or Add (some plans need Developer mode under Advanced first)
  3. Paste the address below, give it a name and save
  4. If it asks you to sign in, sign in with the maker
SettingsConnectors1+ Create2https://…3
https://nookal.usefulapi.io/mcp

Menu names can differ slightly by plan and over time.

Your choice stays on this device in a cookie; no account needed.

These settings are generated from the maker’s registry entry. If the README says otherwise, follow the README.

What it can do

Tool names and descriptions exactly as the server reported them on Nov 6, 2026. The maker wrote them, not us; we show them as plain text.

  • nookal_list_locations

    List the clinic's locations (id, name, address, time zone, active). Location ids are needed by most other tools. Only the locations your API client was granted are returned. Nookal GraphQL: locations.

  • nookal_list_staff

    List staff members and practitioners (id, name, title, speciality, email, location ids, whether they are a provider / bookable online / active). Use the staff ids as provider_ids in list_appointments and staff_ids in get_availability. Nookal GraphQL: staff.

  • nookal_list_services

    List the appointment types / services offered (id, name, category, duration in minutes, price, location, online-booking settings). Use a service id in get_availability. Nookal GraphQL: services.

  • nookal_list_classes

    List the class types offered (id, name, category, duration, price, location, online-booking settings) — the class definitions, not individual sessions. Nookal GraphQL: classes.

  • nookal_get_availability

    Get the free appointment slots per date between two dates (max 60 days, Nookal's limit), optionally for given locations, practitioners and a service. Each slot has its date, start time (24h, clinic local time), provider id and location id. Read-only: it does not book anything. No

  • nookal_list_appointments

    List appointments (date, start/end time, status, type, client, practitioner, case, location, arrived / did-not-arrive flags, notes), filtered by date range, location, client, practitioner, type and status. Dates are clinic local. Nookal GraphQL: appointments.

  • nookal_search_clients

    Find clients (patients) by name, date of birth, mobile, email or id. Returns id, name, date of birth, location, active/deceased flags and contact details. With partial_match, names match on their first letters (e.g. 'Sm' finds Smith). Nookal GraphQL: clients.

  • nookal_get_client

    Get one client (patient) by id: name, date of birth, contact details, addresses, alerts, allergies, notes, occupation, referring doctor and their treatment cases; optionally a summary of their invoices (totals and balances). Health-fund, pension and online-booking codes are not r

  • nookal_list_cases

    List treatment cases (id, client, title, start and referral dates, referrer, primary practitioner, notes), filtered by client, case or practitioner. Nookal GraphQL: cases.

  • nookal_list_invoices

    List invoices with their line items and payments (number, client, case, location, practitioner, date, subtotal, tax, total, paid, balance), filtered by location, invoice id or creation date. For one client's invoices use get_client with include_invoices. Nookal GraphQL: invoices.

  • nookal_list_payments

    List payments received against invoices (method, amount, date, reference, invoice, client, location), filtered by invoice or payment date. Nookal GraphQL: payments.

Basic checksi

We check information anyone can see; we have not read the code. Checks that do not apply are left out of the count. · Checked Nov 6, 2026

  • ✓ Pass

    Maker matches the repo

    The registry name was verified against the domain usefulapi.io (the registry checks domain ownership)

  • … Not checked yet

    Still maintained

    We have not read this repo from GitHub yet

  • … Not checked yet

    Has a licence

    We have not read this repo from GitHub yet

  • ✓ Pass

    Endpoint responds

    Responded in 19 ms (HTTP 200)

  • – Not applicable

    Sign-in with OAuth

    No sign-in needed

  • ✓ Pass

    No hidden instructions in tool descriptions

    Read 11 tool descriptions and found no hidden instructions to the AI

Compared with others in Otheri

  • More stars than 0% of the other 32415 servers in this category
  • Published to the registry more recently than 97% of the other 32415 servers in this category
  • Basic checks equal to or better than 100% of the other 32415 servers in this category

Compared with every active server in this category in the registry. Stars count only when the publisher owns the repo.

Common questions

Is Nookal MCP by usefulapi safe?

It passed 3 of 3 applicable basic checks. We have not read the code. Before adding a key or token, see what access the server asks for and use a key with only the permissions you need.

What keys or codes does it need?

The registry does not list a required key, though some servers ask you to sign in on first use.

Does it run on my computer or in the cloud?

It runs in the maker’s cloud. Connect over the internet with nothing to install, but what you send passes through the maker’s servers.

Is it still maintained?

The GitHub repo last changed –, and the latest version (1.26.3) reached the registry yesterday.

Which apps can use it?

Apps that support MCP, such as Claude Desktop, Claude Code, Cursor and VS Code. It connects by URL, so apps that accept remote MCP servers work too, such as ChatGPT in developer mode.

What can I use instead?

In the same category: Spec Driven Development, Remote Desktop Commander, Safe Fetch

Alternatives

Servers in the same category from other makers, sorted by stars.

Reading a card:★ GitHub starsiThree pillars: reviews · checks · usageiUpdated = latest version published to the registryi

Spec Driven Development

by formulahendry

MCP Server that facilitates spec-driven development workflows, not just Vibe Coding.

Runs on your computer★ 440MITUpdated 14 months ago
Install

Remote Desktop Commander

by desktop-commander

Remote Desktop Commander: use files, terminal and processes on your own computers from any AI app.

Runs in the cloud★ 211Updated yesterday
Install

Safe Fetch

by Sanoy24

MCP server for fetching URLs, safe against SSRF, DNS rebinding, and redirect-to-internal attacks.

Runs on your computerUpdated today
Install

README from the maker

Open the README

Copied from the maker’s repo as written. PopNx MCP has not reviewed or endorsed it. HTML, images and scripts are removed. Links lead off this site.

Nookal MCP by usefulapi

Use Nookal from Claude, Cursor, or any MCP client — read Nookal locations, practitioners, availability, appointments, clients, cases and invoices. Hosted, no local install: connect with your own Nookal credentials.

Live endpoint: https://nookal.usefulapi.io/mcp · Homepage: https://usefulapi.io/nookal

Connect

  • Claude (claude.ai, Desktop): open Customize → Connectors, click + Add → Add custom connector, and paste https://nookal.usefulapi.io/mcp.
  • Claude Code: claude mcp add --transport http nookal https://nookal.usefulapi.io/mcp, then run /mcp to log in.
  • VS Code: Add to VS Code.
  • Cursor and other clients: add the URL as a remote MCP server:
{

"mcpServers": { "nookal": { "url": "https://nookal.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, and the login page asks for your Nookal credentials.

Step-by-step setup, where to find your credentials, and FAQ: https://usefulapi.io/nookal/

On first connect you'll provide your Nookal API v3.0 Basic Key and region. Your credentials are validated, stored per-user, and scoped to you — no keys in config files.

Tools

ToolTypeWhat it does
nookal_list_locationsreadList locations
nookal_list_staffreadList practitioners and staff
nookal_list_servicesreadList services (appointment types)
nookal_list_classesreadList class types
nookal_get_availabilityreadGet appointment availability
nookal_list_appointmentsreadList appointments
nookal_search_clientsreadSearch clients (patients)
nookal_get_clientreadGet a client (patient)
nookal_list_casesreadList treatment cases
nookal_list_invoicesreadList invoices
nookal_list_paymentsreadList invoice payments
nookal_usage_statusmetaUsage status (free-tier meter)
nookal_request_featuremetaRequest a missing feature
nookal_upgrademetaUpgrade to Pro or Pro+
nookal_cancel_subscriptionmetaCancel the Pro subscription

read tools are read-only; write tools mutate data (clients should confirm them); meta tools report usage, manage your subscription or send a feature request.

Pricing

PlanPriceLimit
Free$050 tool calls / month
Pro (per user)$9/mo or $90/yr (2 months free)Unlimited*

\*Pro has a fair use limit of 10,000 tool calls a month on this server. For more, write to support@usefulapi.io.

Pro covers this server only. Subscribe with nookal_upgrade (it returns a Stripe Checkout link). Cancel any time with nookal_cancel_subscription: Pro continues to the end of the paid period, with no refund for the current period, and running nookal_upgrade before then undoes the cancel. Or write to support@usefulapi.io.

License

MIT © usefulapi. Not affiliated with or endorsed by Nookal.

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