MyLastWill

Connect it to your AI

Claude Code

claude mcp add --transport http mylastwill https://mylastwill.org/mcp

Claude, ChatGPT, Cursor and other apps

Add it as a custom connector with this URL (Streamable HTTP):

https://mylastwill.org/mcp

Cursor, VS Code and other apps (mcp.json)

{
  "mcpServers": {
    "mylastwill": {
      "url": "https://mylastwill.org/mcp"
    }
  }
}

Tools it offers

10 tools, as the server itself reported during our check on Oct 31, 2026.

• create_willDraft a complete U.S. last will and testament, optionally with charitable gifts to causes the person chooses. For people who want to make, write or update a will. Every name and fact in the input comes from the person. R
• add_charity_to_existing_willDraft a codicil (a short signed amendment) that adds a charitable gift to a will the person already has, plus gift wording to give their attorney. Use when someone already has a will and wants to leave a percentage or do
• charity_beneficiary_designationsPrepare instructions for naming charities as beneficiaries of retirement accounts, life insurance, bank (payable-on-death) or brokerage (transfer-on-death) accounts, with the percentages to write on each form. No will ne
• get_bequest_languageReturn sample bequest wording for a will or trust that gives a percentage or dollar amount to causes or named charities, for the person or their attorney to adapt. Use for quick questions like "how do I word a gift to ch
• get_state_will_requirementsLook up how to sign a valid will in a U.S. state: witnesses, notarization and self-proving affidavits, handwritten (holographic) wills, electronic wills and remote online notarization, plus the state's estate or inherita
• lookup_charityFind a U.S. charity's exact legal name, EIN (federal tax ID), city and state, and 501(c)(3) status from IRS filings (via ProPublica Nonprofit Explorer), with ready-to-use bequest and beneficiary-form wording. Helpful bef
• estimate_estate_taxEstimate U.S. federal estate tax for the current year and whether the person's state estate or inheritance tax may apply, including how much a charitable gift in the will saves. Federal tax is 40% of the taxable estate a
• list_causesList the cause areas MyLastWill supports for charitable gifts (e.g. cancer research, rare diseases, education, animal welfare, global health), with what each gift would be used for.
• searchSearch MyLastWill.org's plain-English guides, state will requirements, FAQ and glossary about wills, estates, charitable bequests, estate tax and online signing. Returns result ids for fetch.
• fetchFetch the full text of a guide, state page, FAQ answer or glossary entry by the id returned from search.

Questions