UK Income Tax and Salary
Calculate UK take-home pay, tax bands, and salary comparisons for 2025/26 and 2026/27.
Calculates UK take-home pay using official HMRC rates for income tax, National Insurance, student loans, and pensions. Handles Scottish tax bands, the 60% allowance taper, and various tax codes. Compares multiple salaries and shows marginal tax rates.
Try asking Muse: "What will my take-home pay be if I earn £55,000 a year in England with a student loan?"
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Source: Found in the official MCP Registry (io.github.theluckystrike/uk-income-tax-salary-mcp) · First listed October 30, 2026
Last 24 hours
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How to add it to Muse
Not in Muse's Connectors list yet, but Muse can still use it. Copy the request below and paste it into Muse. Muse asks before it shares anything with the app's site. Meta does not review apps used this way, so only use ones you trust. We tested this in the Muse app on September 24, 2026: Muse used an app's link directly this way and returned a live answer.
https://uk-income-tax-salary-mcp.lipmichal.workers.dev/mcpNot in Muse's Connectors list yet. Muse can still use it: its page gives you a request to paste into Muse.
Also use it in ChatGPT or Claude
UK Income Tax and Salary is a remote MCP server, so any assistant that can add a custom connector by link can use it. Same link, same tools.
Add it to ChatGPT
- 1
Open ChatGPT settings
In ChatGPT, open Settings, then Connectors (called Apps & Connectors on some accounts).
- 2
Turn on developer mode
Under Advanced settings, switch on Developer mode. That is what lets you add a connector by link.
- 3
Create the connector
Choose Create, give it a name, paste the link as the MCP server URL, and save. If it needs a sign-in, ChatGPT asks for it here.
- 4
Use it in a chat
Start a chat, open the tools menu, pick the connector, and ask. ChatGPT asks before it runs a tool the first time.
Custom connectors need a paid ChatGPT plan, and on Team, Enterprise and Edu accounts only an admin can add them. Our "Working" label means the server answered us; it cannot tell whether your plan lets you add it. All connectors that work in ChatGPT
Add it to Claude
- 1
Open Claude settings
In Claude, open Settings, then Connectors.
- 2
Add a custom connector
Choose Add custom connector, give it a name, and paste the link.
- 3
Connect and use it
If it needs a sign-in, Claude sends you to it. Then turn the connector on in a chat from the tools menu and ask.
Custom connectors are available on paid Claude plans; on Team and Enterprise accounts an admin may need to add them. Our "Working" label means the server answered us; it cannot tell whether your plan lets you add it. All connectors that work in Claude
https://uk-income-tax-salary-mcp.lipmichal.workers.dev/mcpWhat people ask Muse to do
Technical details: safety screening, tools, response time and recent checks
Response time at the last check: 231ms. Worked in n/a of checks over 30 days.
Screening · October 30, 2026
Screened, no issues found
Screening looks for known threats and hidden instructions at the time of the check, and runs again weekly and whenever the tool list changes. It cannot see the server's code, so only connect what you need and review what Muse asks to do. How screening works.
Tools · 4
calculate_uk_take_homeCalculates UK take-home pay for an employee in tax year 2025/26 or 2026/27 from HMRC's published rates: income tax by band (England, Wales and NI, or the six Scottish bands incl. the 2026/27 Scottish starter and basic bands), employee Class 1 National Insurance (8% / 2%), studentget_uk_tax_bandsReturns the official UK income tax bands for 2025/26 or 2026/27, for England, Wales and Northern Ireland or for Scotland (starter 19%, basic 20%, intermediate 21%, higher 42%, advanced 45%, top 48%), both as taxable-income bands from HMRC's employer tables and as gross-salary bancompare_salariesCompares 1 to 5 UK gross salaries after income tax, National Insurance, student loan and pension for 2025/26 or 2026/27, with the same region, tax code and options for each. Shows net pay a year, month and week, effective and marginal rates, and how much of each pay rise you keepmarginal_rate_at_incomeReturns the true UK marginal rate on the next pounds of salary in 2025/26 or 2026/27: income tax band rate, employee NI and student loan together, plus the Personal Allowance taper between £100,000 and £125,140 that makes it 60% plus NI in England, Wales and NI and 67.5% plus NI Link
https://uk-income-tax-salary-mcp.lipmichal.workers.dev/mcpQuestions about UK Income Tax and Salary in Muse
How do I connect UK Income Tax and Salary to Muse?
Not in Muse's Connectors list yet, but Muse can still use it. Paste this into Muse: "Use UK Income Tax and Salary to help me. It is a free service with an MCP server at https://uk-income-tax-salary-mcp.lipmichal.workers.dev/mcp. It does not need an API key. Ask me before you share anything with it." Muse asks before it shares anything with the app's site. Meta does not review apps used this way, so only use ones you trust. We tested this in the Muse app on September 24, 2026: Muse used an app's link directly this way and returned a live answer.
Is UK Income Tax and Salary working right now?
At the last check (October 30, 2026, 00:56 UTC) the endpoint was working, answering in 231ms. It is checked every 15 minutes.
Is UK Income Tax and Salary safe to connect to Muse?
It was screened on October 30, 2026 with the result "screened, no issues found". Screening checks the domain against threat feeds and reads the tools for hidden instructions and requests for passwords or card numbers. It cannot see the server's code, so grant only the access you need.
What can UK Income Tax and Salary do in Muse?
It exposes 4 tools, including calculate_uk_take_home, get_uk_tax_bands, compare_salaries, marginal_rate_at_income. For example, you could ask Muse: "What will my take-home pay be if I earn £55,000 a year in England with a student loan?"
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