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How-To

How to Connect ChatGPT or Claude to Your Field Service Software

The AI assistant you already pay for can't see your jobs until you connect it. Here's how that works for Claude, ChatGPT, Gemini and Grok, step by step, and what to check before you turn it on.

Published September 29, 2026 8 min read

It's 6:40 a.m. and you want to know three things before the trucks roll: who's on, what's due today, and which quotes are still waiting on an answer. You could open four screens. Or you could ask the AI assistant you already pay for. The catch is that ChatGPT or Claude can't see any of it until you connect ChatGPT to your field service software (or Claude, Gemini or Grok). This guide walks through how that works, step by step, and what to check before you turn it on.

What "connecting" actually means

Most AI assistants now support connectors built on the Model Context Protocol, or MCP. It's an open standard that lets an AI app ask business software for information in a controlled way. If you want the longer explanation, read what MCP means for a trades business.

When you connect your assistant through the FSM Navigator AI Connector, you let it read your business data, with your permissions, so it can answer questions like "which jobs are due tomorrow?" from your real records. Three things are worth knowing up front:

  • It's your AI, not ours. FSM Navigator doesn't run an AI and doesn't charge AI usage fees. You use your own subscription.
  • It sees what you see. The connection uses your own sign-in, so a Dispatcher's AI sees what a Dispatcher can see, for your company only.
  • It drafts, it doesn't send. Your AI can draft a quote and its cover message. A person reviews it and sends it from FSM Navigator. The AI never texts or emails your customers.

Before you start: the checklist

  1. An FSM Navigator Enterprise account. The AI Connector is on Enterprise only, and it's included in the 14-day Enterprise trial. It's on unless your company's Owner turns it off, and the Owner chooses in Company Settings what your AI can read.
  2. The right role. Owners, Managers and Dispatchers can connect. Technicians can't in the first version.
  3. An AI plan that allows custom connectors. Your AI provider sets this, not us, and it changes. Check your provider's current help page, linked in each section below.
  4. The connector address. It's the same for every business: https://fsmnavigator.com/mcp. Owners also see it in Company Settings → AI Connections, and it's in the AI Connector help guide.

One tip: use a business or team plan with your AI provider, not a personal one. Business plans usually come with clearer data terms and admin controls.

Step 1: Your Owner checks what your AI can read

On Enterprise, the AI Connector is on unless the Owner turns it off. In Company Settings, the Owner chooses which kinds of data your AI can read, and money data stays off until the Owner turns it on. Managers and Dispatchers can't go beyond what the Owner allows.

Step 2: Copy the connector address

Copy https://fsmnavigator.com/mcp. Every business uses the same address; the sign-in in Step 4 decides whose data your AI can reach.

You don't need an API key for Claude, ChatGPT, Gemini or Grok. They sign you in through FSM Navigator's "allow access" screen. Voice platforms work differently; see the note at the end.

Step 3: Add the connector in your AI app

Claude

Anthropic lists custom connectors on its Free, Pro, Max, Team and Enterprise plans, and the Free plan is limited to one custom connector. On Pro or Max, go to Customize, then Connectors, click the plus button, choose "Add custom connector" and paste the address. On Team or Enterprise, an Owner adds the connector once under Organization settings, then Connectors, and each person then connects it from their own Connectors list. Source: Anthropic's custom connector guide.

ChatGPT

OpenAI's help center lists full connector support, including actions that write data, for Business, Enterprise and Edu workspaces on the web. On Enterprise and Edu, an admin has to allow it first. You add a connector through developer mode in the Apps settings. Plan details for other tiers differ between OpenAI's own pages, so check the current version for yours. Source: OpenAI's developer mode and MCP apps guide.

ChatGPT asks you to approve actions that change data. That's a second check on top of FSM Navigator's rule that quotes stay drafts until a person sends them.

Gemini

Google's Gemini app lets you add an MCP server as a "custom app" under Settings, then Connected Apps. Right now Google limits that to personal Google accounts in the US, in English; work and school accounts aren't supported in the app. Source: Google's Gemini custom apps help page.

Google's business product, Gemini Enterprise, has custom MCP connections in preview, set up by an admin. It needs a client registered in FSM Navigator first, which your Owner creates in Company Settings → AI Connections. If your shop runs on Google Workspace, ask your admin what's available on your plan before you plan around Gemini.

Grok

xAI's Grok supports custom connectors from its connectors page: choose New Connector, then Custom, and paste the address. On Business and Enterprise plans, a team admin sets it up first. Source: xAI's Grok connectors docs.

Step 4: Approve the connection

When you add the connector, your AI app sends you to an FSM Navigator "allow access" screen. Sign in as yourself and approve it. Two things happen next:

  • You get a security email saying a new AI app was connected. You'll get one again if a removed connection is approved again. If you didn't do it, that email is your cue to act.
  • The connection shows up on your Profile, under Security → My AI connections, where you can disconnect it any time. Your AI loses access on its next request.

Step 5: Ask a real question

Start with something you'd normally look up by hand:

  • "Which jobs are due tomorrow, and who has each one?"
  • "Summarize the last few jobs at 418 Oak Street, with the tech's notes."
  • "Which quotes from last week haven't been answered?"
  • "Which open jobs are past their due date?"

Your AI can read customers and their service locations, jobs with their notes, linked equipment and the hold reasons your company uses, recurring jobs, technicians and each one's schedule for a day, quotes and pricebook items, stock levels, purchase orders without costs, equipment maintenance and warranties, service agreements without fees, waiting service requests, work order status, customer reviews, and a business summary with no dollar amounts, as your Owner allows. Money data such as invoices and payments stays off unless your company's Owner allows it, and each person also approves it when connecting. So "what's overdue?" usually means jobs past due and quotes without an answer.

Then try a draft: "Turn the tech's notes on the Alvarez job into a quote." Your AI can pull the parts and labor lines from your pricebook. The quote appears as a draft in FSM Navigator. You check the prices, fix anything that's off, and send it from there.

Step 6: Set some ground rules for your team

  • Check anything that matters. AI assistants can misread a record or fill a gap with a guess. Before you act on an answer, open the record in FSM Navigator.
  • Know where the data goes. Your AI provider receives the data you ask about in order to answer. Know your provider's data terms. For example, Anthropic and OpenAI say they don't train on business-plan data by default.
  • Review connections monthly. Each person checks Profile → Security → My AI connections, and an Owner sees every connection in the company in Company Settings → AI Connections. Remove any AI app you don't recognize. Every AI action is in your company's audit trail if you need to check what happened.

What your AI can't do

  • It can't send a quote, an email or a text to a customer.
  • It can't change a job, an invoice or the schedule.
  • It can't see another company's data, or anything your role can't see.
  • It doesn't dispatch. Intelligent dispatch, FSM Navigator's rule-based dispatch engine, still matches technicians to jobs.
  • It has usage limits per connection and per company.
  • Keys for phone agents can't draft quotes. Drafting always needs a signed-in person.

Some field service tools give their AI more room to act on its own. We chose drafts on purpose. If you want the reasoning, the hidden cost of manual dispatch covers why defensible decisions matter in the office.

A note on voice platforms

Voice-agent platforms such as Vapi and Retell connect a little differently. Their MCP tools are usually set up with a key sent in a header rather than a sign-in screen (Vapi's MCP docs, Retell's MCP docs).

For those platforms, your Owner creates a receptionist key in Company Settings → API Keys. It can only look up openings on your online booking page and create Pending service requests for your staff to confirm. The full setup is on the AI receptionist page, and the call recording and AI disclosure rules are in AI answering service for HVAC.

Is this the right time?

If your team already uses an AI assistant for emails and quotes, connecting it to your real data is a small step with a clear payoff: fewer copy-paste sessions and answers based on your records. If nobody on your team uses AI yet, start there first. And if you're still picking software, how to choose field service software is a better first read.

FSM Navigator is one app from first call to renewals: online booking, quotes, intelligent dispatch, invoicing and service agreements. The AI Connector is on the Enterprise plan; compare plans on pricing.

Claude is a trademark of Anthropic, PBC. ChatGPT is a trademark of OpenAI. Gemini is a trademark of Google LLC. Grok is a trademark of xAI. Vapi and Retell are trademarks of their respective owners. FSM Navigator is not affiliated with or endorsed by these companies.

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