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ACA Premium Tax Credit Calculator

io.github.theluckystrike/aca-premium-tax-credit-calculator-mcp · v1.0.0

2026 ACA premium tax credit: expired enhanced subsidy, 400% FPL cliff, FPL, APTC repayment rules.

Connect Remote server

Terminal
claude mcp add --transport http aca-premium-tax-credit-calculator-mcp https://aca-premium-tax-credit-calculator-mcp.lipmichal.workers.dev/mcp
~/.cursor/mcp.json
{
  "mcpServers": {
    "aca-premium-tax-credit-calculator-mcp": {
      "url": "https://aca-premium-tax-credit-calculator-mcp.lipmichal.workers.dev/mcp"
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "aca-premium-tax-credit-calculator-mcp": {
      "type": "http",
      "url": "https://aca-premium-tax-credit-calculator-mcp.lipmichal.workers.dev/mcp"
    }
  }
}
Claude Desktop
Settings > Connectors > Add custom connector
URL: https://aca-premium-tax-credit-calculator-mcp.lipmichal.workers.dev/mcp

Tools 4 found in our last check

  • get_federal_poverty_level

    Returns the federal poverty line (FPL) used for the ACA premium tax credit for a coverage year, household size and state, plus the 100%, 133%, 138%, 150%, 200%, 250%, 300% and 400% income thresholds. Coverage year Y uses the HHS guidelines published in year Y-1: 2026 coverage us…

  • calculate_premium_tax_credit

    Calculates the ACA Marketplace premium tax credit (IRC sec. 36B) the way Form 8962 does. For 2026 coverage the enhanced ARPA/IRA credits have expired (no extension enacted as of 2026-11-02): the IRS Rev. Proc. 2025-25 table applies (2.10% of income below 133% FPL rising to 9.96%…

  • check_subsidy_cliff

    Shows the dollar effect of the 400% federal poverty line subsidy cliff that returned for 2026 coverage after the enhanced premium tax credits expired: the cliff income for the household, the credit at exactly 400% FPL, the credit at $1 more (zero), and the loss. With household_i…

  • get_aptc_repayment_cap

    Returns the cap on repaying excess advance premium tax credit (APTC) at tax time. For tax year 2025: Form 8962 Table 5 ($375/$750 below 200% FPL, $975/$1,950 at 200-300%, $1,625/$3,250 at 300-400%, single/other filing status; no cap at 400% or more). For tax year 2026 and later…

Details

Endpointhttps://aca-premium-tax-credit-calculator-mcp.lipmichal.workers.dev/mcp (Streamable HTTP)
First published2 Nov 2026
Last updated2 Nov 2026
Registry nameio.github.theluckystrike/aca-premium-tax-credit-calculator-mcp

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