Service Fusion MCP by usefulapi MCP Server

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answering

Service Fusion MCP by usefulapi is answering right now. Last checked 8 min ago. It exposes 26 tools. Last commit 25 Oct 2026.

Read Service Fusion customers, jobs, estimates, invoices and schedule; create customers and jobs.

Uptime history 44 hours of history

44 hours agonow

100.0%

Uptime 24h

91 of 91 checks

Tools

read from the server

280 ms

Response time

average over 24h

Stars

last commit 25 Oct 2026

What changed 6

Every tool that appeared, vanished or quietly changed what it asks for. Recorded since 24 October 2026. No other catalogue keeps this.

25 Oct a tool changed version3 times that day

24 Oct a tool changed version3 times that day

and 4 more, back to 24 October 2026

Nothing serious here today

Today is the operative word: we check Service Fusion 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 service-fusion --transport http https://service-fusion.usefulapi.io/mcp

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

https://service-fusion.usefulapi.io/mcp

~/.codex/config.toml

[mcp_servers.service-fusion]
url = "https://service-fusion.usefulapi.io/mcp"

.cursor/mcp.json

{
  "mcpServers": {
    "service-fusion": {
      "url": "https://service-fusion.usefulapi.io/mcp"
    }
  }
}

.vscode/mcp.json

{
  "servers": {
    "service-fusion": {
      "type": "http",
      "url": "https://service-fusion.usefulapi.io/mcp"
    }
  }
}

Available tools 26

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

servicefusion

servicefusion_create_customer

WRITE: create a customer in Service Fusion, optionally with contacts (phones, emails) and service locations. It is visible to the whole team and cannot be deleted through this API; creating the same name twice makes two customers, so search with servicefusion_list_customers first. POST /customers.

servicefusion_create_estimate

WRITE: create an estimate (quote) for a customer, optionally with address, category, source, technicians, tasks, notes, products, services, other charges and tags. It cannot be deleted through this API; creating twice makes two estimates. POST /estimates.

servicefusion_create_job

WRITE: create a job (work order) for a customer, optionally with address, category, source, assigned technicians, tasks, notes, products, services and other charges. It appears on the team's schedule and cannot be deleted through this API; creating twice makes two jobs. Look up category, source and status names with the list tools first. POST /jobs.

servicefusion_get_availability

Open time slots for technicians and/or crews over up to 8 days (end_date at most 7 days after start_date). Filter by technician, crew, department, experience level and slot length. GET /availability.

servicefusion_get_calendar_task

One calendar task by id. GET /calendar-tasks/{id}.

servicefusion_get_crew

One crew by id, optionally with its technicians. GET /crews/{id}.

servicefusion_get_customer

One customer by id, optionally with contacts, phones, emails, locations and custom fields. GET /customers/{id}.

servicefusion_get_customer_equipment

One piece of equipment of a customer. GET /customers/{customer_id}/equipment/{equipment_id}.

servicefusion_get_estimate

One estimate by id, optionally with line items, technicians, notes, tags and more. GET /estimates/{id}.

servicefusion_get_invoice

One invoice by id. GET /invoices/{id}.

servicefusion_get_job

One job by id, optionally with technicians, line items, labor, expenses, payments, invoices, notes, visits and more. GET /jobs/{id}.

servicefusion_get_me

The Service Fusion user the API credentials belong to: id, name and email. Use it to check the connection. GET /me.

servicefusion_get_tech

One technician by id. GET /techs/{id}.

servicefusion_list_calendar_tasks

List calendar tasks (appointments and to-dos on the schedule) for one day (start_date or end_date alone), a date range (both) and/or given users. A task is returned when it overlaps the range. GET /calendar-tasks.

servicefusion_list_crews

List crews (named groups of technicians), optionally with their members. GET /crews.

servicefusion_list_customer_equipment

List the equipment on file for a customer (type, make, model, serial number, warranty and install dates). GET /customers/{id}/equipment.

servicefusion_list_customers

List customers (newest id order unless sorted). Filter by name, contact, address, city, postal code, phone, email, tags or last-serviced date. Add expand=contacts,locations,custom_fields to include them. GET /customers.

servicefusion_list_estimates

List estimates (quotes). Filter by status, number, PO number, customer, contact, address, phone, email, category, source and start/end/requested dates. GET /estimates.

servicefusion_list_invoices

List invoices with number, total, paid flag, dates and the customer. The API has no invoice filters: sort and page instead (for example sort=-date). GET /invoices.

servicefusion_list_job_categories

The job category names to use when creating or filtering jobs. GET /job-categories.

servicefusion_list_job_statuses

The job status names (code, name, custom flag, category) to use when creating or filtering jobs. GET /job-statuses.

servicefusion_list_jobs

List jobs (work orders). Filter by status, number, PO or invoice number, customer, contact, address, phone, email, category, source and start/end/updated/closed dates. Add expand (techs_assigned, services, products, payments, invoices, visits, notes, ...) for detail. GET /jobs.

servicefusion_list_payment_types

The payment types configured in the account. GET /payment-types.

servicefusion_list_sources

The lead/referral sources (short and long names) to use when creating or filtering jobs and estimates. GET /sources.

servicefusion_list_tech_departments

The technician department names configured in the account (useful for availability filters). GET /techs/departments.

servicefusion_list_techs

List technicians and sales reps (name, contact details, department, title, color, field-worker and sales-rep flags). GET /techs.

Endpoints

URL	Transport	State	Latency	Checked
https://service-fusion.usefulapi.io/mcp	streamable-http	answering	981 ms	8 min ago

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Service Fusion MCP by usefulapi — questions

Answers built from our own checks of this server.

What can Service Fusion MCP by usefulapi do?

It exposes 26 tools, read directly from the server on our last check. Among them: servicefusion_create_customer, servicefusion_create_estimate, servicefusion_create_job, servicefusion_get_availability, servicefusion_get_calendar_task, servicefusion_get_crew and 20 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 Service Fusion MCP by usefulapi working right now?

We send a real MCP handshake every 15 minutes. Over the last 24 hours 91 of 91 checks got a reply (100.0%), average response time 280 ms. The bar chart above shows every period we have measured.

How do I connect Service Fusion 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 Service Fusion MCP by usefulapi need an API key?

No. Service Fusion MCP by usefulapi completed a full MCP handshake with us as an anonymous client and listed its tools without asking for anything. All 26 of them are readable on this page. This is what we observed, not what the docs claim.

How fast is Service Fusion MCP by usefulapi?

It answers our handshake in 280 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 Service Fusion MCP by usefulapi open source?

The code is open source: it is published under the MIT licence, written in JavaScript, 0 stars on GitHub and 1 open issue. The licence covers the code in the repository, not the hosted service at service-fusion.usefulapi.io, which runs on its operator's own terms.