Spec Driven Development
MCP Server that facilitates spec-driven development workflows, not just Vibe Coding.
Description from the maker (original English)
Read bookings, guests and availability; create, update or cancel bookings in resOS.
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Works in Claude on the web, desktop and mobile:
https://resos.usefulapi.io/mcpRun this in your terminal
claude mcp add --transport http resos https://resos.usefulapi.io/mcpPaste into .cursor/mcp.json in your project, or ~/.cursor/mcp.json
{
"mcpServers": {
"resos": {
"url": "https://resos.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.
Paste into .vscode/mcp.json in your project
{
"servers": {
"resos": {
"type": "http",
"url": "https://resos.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:
https://resos.usefulapi.io/mcpMenu 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.
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.
resos_list_bookingsList bookings, newest or oldest first as you sort, with date, time, party size, status, the guest's name, e-mail and phone, assigned tables and custom-field answers. Filter by date range, status, party size or guest name. The comment thread and sent-message log are not included (
resos_get_bookingOne booking by id, with the guest's contact data, tables, custom fields, payment, the comment thread (guest and restaurant messages) and the internal restaurant notes. GET /bookings/{id}.
resos_list_customersList the restaurant's customers (guest profiles): name, e-mails, phones, city and country, tags, notes, flags, booking count and newsletter consent. The street address is not returned. Filter by name. Pages of at most 100. GET /customers.
resos_get_customerOne customer (guest profile) by id: contact data, tags, notes, flags, booking count and latest booking. GET /customers/{id}.
resos_list_guest_feedbackList guest feedback (ratings for food, service, value and atmosphere, whether they recommend, and the message). Filter by date range, or only submitted feedback. Pages of at most 100. GET /guestFeedback.
resos_get_guest_feedbackOne guest feedback entry by id. GET /guestFeedback/{id}.
resos_list_seating_areasList the seating areas with their tables (id, name, minimum and maximum seats) and table combinations. Use the ids for bookings and availability. GET /tables.
resos_list_opening_hoursList the opening hours: regular weekly hours (day 1 Monday to 7 Sunday) and special date-specific hours, each with id, name, open and close times and whether the restaurant is open. GET /openingHours.
resos_get_opening_hourOne opening-hour entry by id. GET /openingHours/{id}.
resos_list_custom_fieldsList the custom booking fields (name, label, type, required, choices). Use the ids to read or set custom-field answers. GET /customFields.
resos_get_custom_fieldOne custom booking field by id. GET /customFields/{id}.
resos_get_available_datesDates in a range on which the restaurant is open for bookings (default: the next 30 days). GET /bookingFlow/dates.
resos_get_available_timesBooking times that are free on a date for a party size, optionally for one seating area. GET /bookingFlow/times.
resos_get_available_tablesThe tables and table combinations that are free for a party size in a time window (UTC). Use it before assigning tables to a booking. GET /bookingFlow/availableTables.
resos_create_bookingWRITE: create a booking for a guest. It is a real booking in the restaurant's book. If notify_email or notify_sms is true, resOS e-mails or texts the GUEST (a confirmation); both default to false. Date and time are in the restaurant's local timezone. Check resos_get_available_tim
resos_update_bookingWRITE: change fields of an existing booking: date, time, party size, tables, duration, status, or the guest's name, e-mail or phone. Only the fields you pass change. A status change or a new time can make resOS e-mail or text the GUEST (for example on approved or declined). To ca
resos_cancel_bookingWRITE: cancel a booking (status canceled, with a canceled-at time). resOS may e-mail or text the GUEST a cancellation notice. The booking stays in resOS and can be read afterwards. Not retried: after a timeout read the booking first. PUT /bookings/{id}/cancel.
resos_add_booking_noteWRITE: add an internal restaurant note to a booking (for example `Birthday, bring a candle`). The guest does not see it and nothing is sent. At most 50 notes per booking; notes cannot be deleted through the API. Not retried: after a timeout read the booking first, or the note may
resos_send_booking_commentWRITE: post a comment from the restaurant on a booking's guest thread. The guest can see it. If send_notification is true, resOS e-mails or texts the GUEST the message now: you must choose true or false. At most 25 comments per booking and 5 per minute. Cannot be deleted through
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
The registry name was verified against the domain usefulapi.io (the registry checks domain ownership)
We have not read this repo from GitHub yet
We have not read this repo from GitHub yet
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Read 19 tool descriptions and found no hidden instructions to the AI
Compared with every active server in this category in the registry. Stars count only when the publisher owns the repo.
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.
The registry does not list a required key, though some servers ask you to sign in on first use.
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.
The GitHub repo last changed –, and the latest version (1.1.3) reached the registry yesterday.
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.
In the same category: Spec Driven Development, Remote Desktop Commander, AI Deprecations
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
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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.
Use your resOS account from Claude, Cursor, or any MCP client. It reads bookings, guests, feedback and availability, and it can create, change or cancel bookings and post guest comments. Hosted, no local install: connect with your own credentials.
Live endpoint: https://resos.usefulapi.io/mcp · Homepage: https://usefulapi.io
https://resos.usefulapi.io/mcp.claude mcp add --transport http resos https://resos.usefulapi.io/mcp, then run /mcp to log in.{
"mcpServers": { "resos": { "url": "https://resos.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 resOS credentials.
Step-by-step setup, where to find your credentials, and FAQ: https://usefulapi.io/resos/
On first connect you provide your resOS API key (Settings → API integration; the API is a paid add-on). The server validates it and stores it per user. No keys go in config files.
| Tool | Type | What it does |
|---|---|---|
resos_list_bookings | read | List bookings |
resos_get_booking | read | Get booking |
resos_list_customers | read | List customers |
resos_get_customer | read | Get customer |
resos_list_guest_feedback | read | List guest feedback |
resos_get_guest_feedback | read | Get guest feedback |
resos_list_seating_areas | read | List seating areas and tables |
resos_list_opening_hours | read | List opening hours |
resos_get_opening_hour | read | Get opening hour |
resos_list_custom_fields | read | List custom fields |
resos_get_custom_field | read | Get custom field |
resos_get_available_dates | read | Get available dates |
resos_get_available_times | read | Get available times |
resos_get_available_tables | read | Get available tables |
resos_create_booking | write | Create booking |
resos_update_booking | write | Update booking |
resos_cancel_booking | write | Cancel booking |
resos_add_booking_note | write | Add internal booking note |
resos_send_booking_comment | write | Post booking comment to guest |
resos_usage_status | meta | Usage status (free-tier meter) |
resos_request_feature | meta | Request a missing feature |
resos_upgrade | meta | Upgrade to Pro or Pro+ |
resos_cancel_subscription | meta | Cancel 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.
| Plan | Price | Limit |
|---|---|---|
| Free | $0 | 50 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 resos_upgrade (it returns a Stripe Checkout link). Cancel any time with resos_cancel_subscription: Pro continues to the end of the paid period, with no refund for the current period, and running resos_upgrade before then undoes the cancel. Or write to support@usefulapi.io.
MIT — see LICENSE. Documentation only; the server is hosted.