PayCalculator
Calculate Australian take-home pay, tax, super, HECS repayments and family payments using ATO rates
Connects to Australian Taxation Office rates to calculate income tax, Medicare levy, superannuation, student loan repayments, child care subsidies and family tax benefits. Shows where your income ranks among Australians and how pay changes with inflation.
Try asking Muse: "How much take-home pay will I have on a $85,000 salary, and how long will it take to repay my HECS debt?"
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Source: Found in the official MCP Registry (au.com.paycalculator/mcp) · First listed October 28, 2026
Last 24 hours
Each bar is one check, every 15 minutes. Green means it answered. Last checked 4 h ago.
Is it safe to connect?
What Muse can see: It does not ask you to sign in, so it cannot see your accounts. It only sees what Muse sends it from your request.
Before it acts: Read what Muse plans to do before you approve it, and remove the app from Muse when you stop using it.
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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://mcp.paycalculator.com.au/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
PayCalculator 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://mcp.paycalculator.com.au/mcpWhat people ask Muse to do
Technical details: safety screening, tools, response time and recent checks
Response time at the last check: 899ms. Worked in 100% of checks over 30 days.
Screening · October 28, 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 · 8
list_tax_yearsLists the Australian financial years the pay calculator supports. "year" is the year the financial year ends (e.g. 2027 = 1 July 2026 to 30 June 2027). "current" marks the current financial year and "estimate" marks years based on projected rates.tax_ratesThe Australian income tax brackets for a financial year and residency, as on the paycalculator.com.au income tax page, and optionally the income tax on an amount of taxable income with its marginal and average rates. This is income tax only: it does not include the Medicare levy,inflationWorks out what an income needs to become to keep up with inflation (consumer price index) between two months, and what the unchanged income is worth after inflation, as the paycalculator.com.au inflation calculator does. Also gives wage growth (wage price index) over the period, student_loan_repaymentProjects how long a student loan (HELP, HECS, VSL, SSL, TSL, SFSS) takes to repay with compulsory repayments, as the paycalculator.com.au student loan calculator does: month by month from today, each 1 July the repayment income rises by wageGrowth, the repayment thresholds rise wchild_care_subsidyWorks out the Child Care Subsidy (CCS) for each child and the gap fee the family pays, as the paycalculator.com.au childcare calculator does, with the 2026-27 income thresholds and hourly rate caps. Includes the higher rate for a second and younger child aged 5 or under, the hourgovernment_spendingWhere a person's income tax goes: the federal budget's spending (health, social security and welfare, defence, education...) and the part of their tax that goes to each, as the paycalculator.com.au tax expenditure page shows it. The tax is shared out in proportion to the budget (compare_incomeShows where an annual taxable income ranks among Australians, using the ATO taxation statistics behind the paycalculator.com.au income pages: the percentile of all individuals who lodged a tax return, and optionally among men or women, within an age group, and against occupationscalculate_payCalculates Australian take-home pay, income tax, Medicare and superannuation using the paycalculator.com.au engine. Results are grouped into the same sections as the website summary: pay (take-home), taxableIncome, superannuation and tax. Each amount is given annually, monthly, fRecent checks
Link
https://mcp.paycalculator.com.au/mcpQuestions about PayCalculator in Muse
How do I connect PayCalculator to Muse?
Not in Muse's Connectors list yet, but Muse can still use it. Paste this into Muse: "Use PayCalculator to help me. It is a free service with an MCP server at https://mcp.paycalculator.com.au/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 PayCalculator working right now?
At the last check (October 29, 2026, 08:16 UTC) the endpoint was working, answering in 899ms. Over the last 7 days it answered 100% of health checks. It is checked every 15 minutes.
Is PayCalculator safe to connect to Muse?
It was screened on October 28, 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 PayCalculator do in Muse?
It exposes 8 tools, including list_tax_years, tax_rates, inflation, student_loan_repayment. For example, you could ask Muse: "How much take-home pay will I have on a $85,000 salary, and how long will it take to repay my HECS debt?"
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