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# JobSheet MCP server: Let your AI agent run the JobSheet office.

> JobSheet has no MCP server, no ChatGPT or Claude app, no public API and no Zapier app: it connects only to Xero, as a paid add-on, and Companies House (checked 8 Nov 2026). Cotlet runs 9 JobSheet tools hosted, over MCP for agents and REST for scripts, in your own JobSheet login.

Your AI agent quotes from calls and voicemails, puts jobs on the schedule, invoices done work with UK VAT and chases what is unpaid. Sign in to JobSheet once in your own Cloud Browser. No API, no Zapier.

- Free 7-day trial, no card
- Unofficial, not affiliated with JobSheet
- Page: https://cotlet.dev/integrations/jobsheet-api-mcp-server

## What can your AI agent do in JobSheet?

- Quote from calls and voicemails
- Put jobs on the schedule
- Set up yearly checks
- Invoice done jobs with VAT
- Chase unpaid invoices
- Add companies from Companies House

## Does JobSheet have an MCP server or an API?

- JobSheet has no API, developer or webhook page.
- JobSheet has no Zapier app.
- JobSheet has no connector in the ChatGPT apps directory or in Claude.

| What you need | JobSheet API | By hand | Cotlet |
|---|---|---|---|
| Job sheets and schedule | No API | Yes, one by one | Yes |
| Quotes and invoices | No API | Yes, one by one | Yes, email after your OK |
| Unpaid invoices | No API | Yes | Yes |
| Ask in ChatGPT or Claude | No | No | Yes |
| Zapier app | None | None | Not needed |

Checked 8 Nov 2026. Sources: [JobSheet product facts (llms.txt)](https://jobsheet.uk/llms.txt), [JobSheet pricing](https://jobsheet.uk/pricing/), [JobSheet how-to: Create a job sheet](https://jobsheet.uk/how-to/create-a-job-sheet/)

## How does the JobSheet MCP server work?

1. **Sign in to JobSheet.** Once, in a browser we host for you.
2. **Connect your AI agent.** One address in its settings.
3. **Hand it the busywork.** It drafts the work, you OK what customers get.

We never keep your JobSheet password, and no quote or invoice is emailed until you approve it.

## How to connect JobSheet to your AI agent

1. **Sign in to JobSheet in a Cloud Browser.** Create a Cotlet account, open JobSheet in its Cloud Browser, sign in with your JobSheet login and press Enable for agents.
2. **Add the Cotlet address.** Enter https://cotlet.dev/mcp/v1 as the MCP server or connector URL in your agent.
3. **Let the agent in.** Chat apps open a Cotlet sign-in page. Editors, n8n and scripts send an API key made in the console.

JobSheet shares the address `https://cotlet.dev/mcp/v1` with every other app you enable, so one connector covers them all. Turned JobSheet on after connecting? Refresh the connector and the 9 tools appear.

Claude:

```
Settings > Connectors > Add custom connector
URL: https://cotlet.dev/mcp/v1/connect

Claude Code:
claude mcp add --transport http cotlet \
  https://cotlet.dev/mcp/v1 \
  --header "Authorization: Bearer $COTLET_API_KEY"
```

ChatGPT:

```
Settings > Apps & Connectors > Create
MCP server URL: https://cotlet.dev/mcp/v1/connect
Authentication: OAuth
```

Cursor:

```
// ~/.cursor/mcp.json
{
  "mcpServers": {
    "cotlet": {
      "url": "https://cotlet.dev/mcp/v1",
      "headers": { "Authorization": "Bearer ${env:COTLET_API_KEY}" }
    }
  }
}
```

Codex:

```
# ~/.codex/config.toml
[mcp_servers.cotlet]
url = "https://cotlet.dev/mcp/v1"
bearer_token_env_var = "COTLET_API_KEY"
```

n8n:

```
MCP Client Tool (inside an AI Agent)
Transport: HTTP Streamable
URL: https://cotlet.dev/mcp/v1
Auth: Bearer, <your key>
Tool: jobsheet_read
```

Make, Zapier:

```
Make: MCP Client > Call a tool
Zapier: MCP Client by Zapier > Run Tool
Server URL: https://cotlet.dev/mcp/v1
Token: <your key>
Tool: jobsheet_write
```

## All 9 JobSheet MCP tools

### Job sheets

Job sheets reach only your team, so new jobs and done marks run at once.

- **List job sheets** (`list_job_sheets`, read): Job sheets on the work schedule, by date, engineer or status.
- **Create job sheet** (`create_job_sheet`, write): Creates a job sheet on the work schedule, once or recurring.
- **Mark job done** (`mark_done`, write): Marks a job sheet done with a note.

### Customers

Search matches name and postcode. Companies come in from Companies House by number.

- **List customers** (`list_customers`, read): Customers, companies and people, searchable by name or postcode.
- **Create customer** (`create_customer`, write): Adds a customer, or imports a company from Companies House.

### Quotes and invoices

Drafts run at once with UK VAT. Emailing a quote or invoice waits for your OK.

- **Create quote** (`create_quote`, write): Drafts a quote with line items and VAT.
- **Create invoice** (`create_invoice`, write): Drafts an invoice from a done job sheet or line items.
- **Email quote or invoice** (`email_document`, write, asks first): Emails a quote or invoice to the customer.
- **List unpaid invoices** (`list_unpaid_invoices`, read): Sent invoices not yet marked paid, oldest first.

Inputs, REST path and example response of every tool: https://cotlet.dev/integrations/jobsheet-api-mcp-server#tools

## Who can see my JobSheet session, and how do I revoke it?

- **What we store.** Your signed-in JobSheet profile, AES-256-GCM encrypted, in Finland. No password.
- **What your agent gets.** The 9 JobSheet tools, never the session cookie.
- **What the session sees.** What your login sees: job sheets, schedule, customers, quotes, invoices.
- **What no tool touches.** Credit notes, team members, subscription, Xero settings, deletes.
- **If JobSheet signs you out.** You sign in again yourself, in the same Cloud Browser.
- **How to cut access.** Disable for agents, reset the browser, or change your JobSheet password.

Cotlet never types your password: you sign in yourself, and the agent only uses the session. Our site scores A+ on Qualys SSL Labs, securityheaders.com and Mozilla Observatory ([live results](https://cotlet.dev/security.md)).

## What happens when JobSheet changes?

- **12 h** between tests of the JobSheet reads
- **24 h** between tests of sends a customer would notice
- **$0** for a call to a JobSheet tool paused for repair

When JobSheet moves a button on a job sheet or renames a page, we fix the tool and your agent calls it the same way. [status.cotlet.dev](https://status.cotlet.dev) checks the site, console and API every 3 minutes.

## Approvals, undo and mistakes

1. **Reads today's done jobs.** With what each engineer noted.
2. **Drafts the invoices.** With your prices and UK VAT.
3. **Lists them for you.** With totals per customer.
4. **Waits, then emails.** The batch shows up in your Cotlet console first.

| Action | Undo |
|---|---|
| Create a job sheet or quote | Yes, edit or delete it in JobSheet |
| Draft an invoice | Yes, before it is sent |
| Email a quote or invoice | No, it is in the customer's inbox; issue a credit note in JobSheet |

1 of 9 tools ask first: email_document. Job sheets, customers and draft quotes and invoices reach no customer, so they run at once. You can turn the wait off per tool once you trust a routine.

MCP call:

```
{
  "name": "create_quote",
  "arguments": {
    "customer_id": "CU-339",
    "items": [
      {
        "description": "Consumer unit replacement",
        "quantity": 1,
        "price": "480.00",
        "vat": 20
      },
      {
        "description": "Extra double socket",
        "quantity": 4,
        "price": "40.00",
        "vat": 20
      }
    ]
  }
}
```

REST:

```
curl -X POST https://cotlet.dev/api/v1/jobsheet/customers/CU-339/quotes \
  -H "Authorization: Bearer $COTLET_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"items":[{"description":"Consumer unit replacement","quantity":1,"price":"480.00","vat":20},{"description":"Extra double socket","quantity":4,"price":"40.00","vat":20}]}'
```

Response:

```
{
  "quote_id": "Q-0218",
  "customer": "Priya Shah",
  "net": "640.00",
  "vat": "128.00",
  "total": "768.00",
  "status": "Draft"
}
```

A cron job or n8n flow can call the same tools over REST at `/api/v1/jobsheet` with the same key and price, in JSON. Failed calls are free. Each tool row above shows its REST path.

## How much does the JobSheet MCP server cost?

**About $30 a month** for an electrical contractor with 4 engineers, 5,140 credits. Your JobSheet plan stays as it is.

| Job | Calls | Credits |
|---|---|---|
| Quote from a call or voicemail | 3 × 30 | 900 |
| Job sheet scheduled | 1 × 80 | 800 |
| Invoices for done jobs, daily | 5 × 22 | 1,100 |
| Invoice emailed | 1 × 80 | 800 |
| Unpaid invoices, weekly | 1 × 4 | 40 |
| Cloud Browser, 30 days |  | 1,500 |
| Total |  | 5,140 |

- Free 7-day trial, no card
- 10 credits per successful call, MCP or REST
- 50 credits a day for the Cloud Browser
- Works on your JobSheet workspace

JobSheet publishes no job counts, so the month is our example. Dollars at the $29 pack rate.

## JobSheet MCP server on GitHub, Zapier or hosted: which to use

| Option | What it does | Where it stops |
|---|---|---|
| Xero add-on | Invoices from JobSheet to Xero. | Paid add-on; accounting only, no jobs or quotes. |
| Calendar feed | Your work schedule in Google or Apple Calendar. | Read only; nothing changes in JobSheet. |
| By hand | Every screen of JobSheet, one job at a time. | Your evenings. |

JobSheet has no API or Zapier app, so there is nothing to connect a script to. To quote, schedule and invoice from ChatGPT or Claude this week, Cotlet works in the JobSheet account you already have.

## Who runs Cotlet

Take Group sp. z o.o. runs Cotlet. It is a software company registered in Poland, EU (VAT PL6342984273), in business since 2019, led by its founders Bart Krawczyk (Co-founder, CTO) and Jake Slugocki (Co-founder, SEO, sales and marketing). Questions about the JobSheet tools go to contact@cotlet.dev.

## JobSheet MCP server: questions

### How do I get access?

Sign up free at https://cotlet.dev, open JobSheet under Integrations in the console and sign in to JobSheet in its Cloud Browser. The trial starts with your first app and asks for no card.

### How do I connect JobSheet to ChatGPT or Claude?

Sign up at cotlet.dev, log in to JobSheet once in its Cloud Browser and add Cotlet to ChatGPT or Claude, following the steps in your console. No API key is needed. ChatGPT and Claude then work in your JobSheet account through Cotlet, in their phone apps too.

### What can ChatGPT do in JobSheet?

With Cotlet, ChatGPT, Claude and other AI agents handle jobs like these in JobSheet: quote from a voicemail; put jobs on the schedule; invoice the day's jobs. You ask in plain words, and anything that reaches other people waits for your OK first.

### Is there an official ChatGPT or Claude app for JobSheet?

No. JobSheet has no ChatGPT or Claude connector of its own and JobSheet has no official MCP server (checked 8 Nov 2026). Cotlet is an independent one that works in ChatGPT, Claude, Cursor and any MCP client, on your signed-in account.

### Can ChatGPT create quotes in JobSheet?

Yes, with Cotlet. ChatGPT finds or adds the customer and drafts the quote from your price book with UK VAT. Emailing it waits for your OK by default.

### Can ChatGPT schedule jobs in JobSheet?

Yes, with Cotlet. ChatGPT creates job sheets on the work schedule for the team member and date you name, one-off or recurring, such as a yearly gas safety check.

### Can ChatGPT send invoices in JobSheet?

Yes, with Cotlet. ChatGPT drafts invoices for done jobs, emails them after your OK and lists what is still unpaid.

### Does it work with the JobSheet Xero add-on?

Yes. Invoices your agent creates are normal JobSheet invoices, so the Xero add-on picks them up the same way.

### Does it handle UK VAT?

Yes. Quotes and invoices use JobSheet's own VAT rates, 0, 5 or 20 percent, the same as when you fill them in yourself.

### Is the MCP server different from the REST API?

Only in how it is called. Both carry the same 9 tools, inputs, answers, API key and price. Agents use MCP; scripts and HTTP steps use REST.

### Is Cotlet affiliated with JobSheet?

No. Cotlet is independent and not affiliated with JobSheet.

---

Give your AI agents your signed-in browser.

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Cotlet.dev is built by Bart Krawczyk and Jake Slugocki, the founders of Take Group sp. z o.o., ul. Wincentego Janasa 4, 40-855 Katowice, Poland. KRS 0000871398, NIP 6342984273, VAT EU: PL6342984273. [About us](https://cotlet.dev/about.md)

Cotlet is an independent service. It is not affiliated with, endorsed by or sponsored by any of the products listed on this site. Product names are trademarks of their respective owners.
