ERClinic MCP by usefulapi MCP Server

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answering

ERClinic MCP by usefulapi is answering right now. Last checked 8 min ago. It exposes 15 tools. Last commit 12 Nov 2026.

Find agenda times, read appointments; book, confirm and cancel them in ERClinic.

Uptime history 6 hours of history

6 hours agonow

100.0%

Uptime 24h

19 of 19 checks

Tools

read from the server

241 ms

Response time

average over 24h

Stars

last commit 12 Nov 2026

Nothing serious here today

Today is the operative word: we check ERClinic MCP by usefulapi every 15 minutes and re-read its code on every release. Watch it and you find out the day that stops being true.

Connect this server

Endpoint below is the one we actually reach during checks — not the one copied from a README. Last verified 8 min ago.

Claude Code Claude Desktop Codex Cursor VS Code

run in your terminal

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

Settings → Connectors → Add custom connector, then paste this address

https://erclinic.usefulapi.io/mcp

~/.codex/config.toml

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

.cursor/mcp.json

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

.vscode/mcp.json

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

Available tools 15

Read directly from the server with tools/list, grouped by what they act on. If a tool disappears, we record the date.

erclinic

erclinic_cancel_appointment

Set one appointment's status to CANCELADO. The slot is freed for other bookings. POST /agenda/appointments/{agenda_id}/cancel.

erclinic_confirm_appointment

Set one appointment's status to CONFIRMADO. Repeating the call leaves it confirmed. POST /agenda/appointments/{agenda_id}/confirm.

erclinic_create_appointment

Book a new appointment in the clinic agenda. Creates a real booking that patients and staff see. POST /agenda/appointments/.

erclinic_create_patient

erclinic_find_patient

Find one patient by id, CPF or phone. Returns personal data (sensitive, LGPD). GET /patients.

erclinic_get_available_dates

List dates with free agenda slots. Defaults: from today to 30 days ahead. Insurance or specialty filters need professional_id. GET /agenda/available-dates.

erclinic_get_available_times

List the free times on one date. Insurance or specialty filters need professional_id. GET /agenda/available-times.

erclinic_list_appointments

List appointments by date range, appointment id, patient, professional or status (AGENDADO, CANCELADO, CONFIRMADO, ATENDIDO). GET /agenda/appointments/list.

erclinic_list_birthdays

List patients whose birthday is on one month and day (mm-dd). Returns personal data (sensitive, LGPD). GET /patients/birthday.

erclinic_list_insurance

List active insurance plans (convênios) with their ids, optionally for one professional. GET /agenda/insurance.

erclinic_list_procedures

List active procedures for one professional (id, name, preparation text). Insurance or specialty filters also need professional_id. GET /agenda/procedures.

erclinic_list_professionals

List the clinic's professionals (id, name, gender, age range), optionally filtered by insurance, procedure or specialty. GET /agenda/professionals.

erclinic_list_specialties

List active specialties (numeric ids), optionally only those of one professional. GET /agenda/specialties.

erclinic_list_unities

List the clinic's units, and whether each accepts in-person and tele-consultation bookings. Good first call. GET /agenda/unities.

erclinic_update_patient

Update a patient's record. The API requires every field, so send the current value for any field you do not change. Personal data (sensitive, LGPD). PUT /patients/{patient_id}.

Endpoints

URL	Transport	State	Latency	Checked
https://erclinic.usefulapi.io/mcp	streamable-http	answering	232 ms	8 min ago

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ERClinic MCP by usefulapi — questions

Answers built from our own checks of this server.

What can ERClinic MCP by usefulapi do?

It exposes 15 tools, read directly from the server on our last check. Among them: erclinic_cancel_appointment, erclinic_confirm_appointment, erclinic_create_appointment, erclinic_create_patient, erclinic_find_patient, erclinic_get_available_dates and 9 more. The full list with descriptions is on this page — we take it from the server itself via tools/list, not from a README. How MCP servers expose tools in the first place →

Is ERClinic MCP by usefulapi working right now?

We send a real MCP handshake every 15 minutes. Over the last 24 hours 19 of 19 checks got a reply (100.0%), average response time 241 ms. The bar chart above shows every period we have measured.

How do I connect ERClinic MCP by usefulapi?

Copy the ready config from this page. We generate it for Claude Code, Claude Desktop, Codex, Cursor and VS Code, each in the form that client actually reads. It is a remote server, so there is nothing to install — the client connects to the address.

Does ERClinic MCP by usefulapi need an API key?

No. ERClinic MCP by usefulapi completed a full MCP handshake with us as an anonymous client and listed its tools without asking for anything. All 15 of them are readable on this page. This is what we observed, not what the docs claim.

How fast is ERClinic MCP by usefulapi?

It answers our handshake in 241 ms on average, which is faster than 58% of all working MCP servers we measure. The comparison comes from our own checks across the whole registry, every 15 minutes.

Is ERClinic MCP by usefulapi open source?

The code is open source: it is published under the MIT licence, written in JavaScript, 1 stars on GitHub and 1 open issue. The licence covers the code in the repository, not the hosted service at erclinic.usefulapi.io, which runs on its operator's own terms.