Blackbook Protocol Advisor MCP server

• confirm_and_submitwrite actionFree

  Submit the current portal form only after the human provides a valid one-time confirmationToken from prepare_submit_confirmation. This can file on a government portal.

• draft_form_answersFree

  Draft preparation notes for TRS, IHT100, IHT400, and related professional-review questions from a completed intake. Label as a Protocol guide for solicitor execution.

• end_browser_sessionFree

  Tear down the assisted browser session. No credentials are persisted. Safe to call more than once for the same id after expiry.

• explain_current_screenFree

  Summarise the current portal page: URL, text excerpt, fillable fields, Protocol hint, signedInLikely.

• fill_fieldsFree

  Fill non-secret form fields (label/placeholder/name). Never passwords, OTPs, or Companies House auth codes.

• generate_review_bundleFree

  Generate a cited professional-review bundle from a completed intake for the Owner to take to a solicitor or CTA.

• get_companies_house_guidanceFree

  Retrieve approved Companies House / PSC / WebFiling guidance. PSC filings name individuals (trustees), never the Trust itself.

• get_hmrc_guidanceFree

  Retrieve approved GOV.UK/HMRC trust and inheritance-tax guidance by topic. Returns a title, official URL, and short summary. Not a live scrape of GOV.UK.

• get_legal_boundaryFree

  Return the mandatory educational / non-advice boundary statement. Call when the Owner asks if this is legal advice.

• get_module_playbookFree

  REQUIRED when coaching setup. Return the ordered Protocol checklist for a module. For 95/5 / share transfer into the Trust use equity_95_5 (not a freestyle solicitor checklist). Modules: vault, trs, equity_95_5, psc, banking, ip, philosophy, legacy, property.

• get_self_serve_portalFree

  Self-serve path: return the official portal URL plus Protocol checklist for the Owner’s own browser. Present portalUrl as a clickable markdown link (MCP cannot launch local browsers). Do not start Browserbase.

• get_skillFree

  Load a Protocol workflow skill as markdown. Names: establish-vault-trust, register-trust-trs, implement-95-5-equity-split, update-psc-companies-house, run-portal-copilot.

• list_fillable_fieldsFree

  Inventory visible non-secret form controls (label/name/type) on the current portal page. Use to align prepare_portal_fill keys.

• list_implementation_modesFree

  List Owner choices: self_serve (own browser + guidance) vs assisted (Browserbase live view + optional fill). Ask before starting co-pilot.

• list_modulesFree

  List available Protocol advisor modules in coaching order.

• list_risk_flagsFree

  Return legal, tax, and practical red flags detected from customer facts (settlor-as-beneficiary, lender consent, offshore, time pressure).

• list_skillsFree

  List Protocol Architect workflow skills (Vault, TRS, 95/5, PSC, portal co-pilot). Call when the Owner asks how to set something up; then get_skill for the matching workflow.

• open_portalFree

  Navigate the assisted session to an allowlisted portal: trs, trs_manage, companies_house_webfiling, or companies_house_psc.

• prepare_portal_fillFree

  Map intake facts to a fill_fields payload for TRS or Companies House PSC. Secrets (auth code) are listed but never filled. Call after Owner login; align labels with list_fillable_fields. Never maps the Trust as a PSC organisation.

• prepare_submit_confirmationwrite actionFree

  Create a one-time confirmation token required before confirm_and_submit. Show the token to the human Owner; do not submit without it.

• request_user_actionFree

  Pause for Owner login, CAPTCHA, 2FA, or review in the Browserbase live view. Never ask the Owner to paste passwords into chat.

• run_trust_intakewrite actionFree

  Validate a structured trust setup intake and return missing facts, Protocol warnings, and next modules. Call before drafting forms or opening portals.

• search_bookFree

  REQUIRED before substantive Protocol answers. Search approved Blackbook Protocol passages and return cited excerpts. Prefer Protocol vocabulary from hits over generic UK legal advice. Returns ranked results plus the educational boundary.

• start_browser_sessionFree

  ASSISTED mode only. Start a fresh ephemeral Browserbase (or mock) co-pilot session. Returns liveViewUrl — no purchaser email. If Owner prefers their own browser, use get_self_serve_portal instead.

• wait_for_user_readyFree

  After request_user_action(login|2fa), poll until the page leaves the sign-in surface (or timeout). Then continue fill.

• –Code scanremote-only server, no package to scann/a
• Live reliabilityremote reachable in 568ms20/20
• Tool poisoning25 tool descriptions checked15/15
• Auth qualityopen endpoint exposes 3 write-action tools with no auth3/15
• Maintenancelast push 22 days ago15/15
• Maintainer identityregistry namespace matches repository owner; GitHub account older than a year9/10

Blackbook Protocol Advisor: common questions

Is Blackbook Protocol Advisor MCP server safe?

Mostly: it is graded B (83/100). Read the Blackbook Protocol Advisor safety report

How do I install Blackbook Protocol Advisor?

It runs remotely at theblackbook.pro. Add it to Claude Code, Claude Desktop or Cursor with the snippets above, or call it through the mcp.market gateway without installing anything.

Does Blackbook Protocol Advisor need an API key?

Not as far as the registry entry and our scan can tell: no credentials are declared or required.

Is Blackbook Protocol Advisor maintained?

The last commit was 22 days ago (2026-08-29). The latest release is v1.0.3.

Is Blackbook Protocol Advisor up?

100% of our last 5 checks got an answer. We check remote servers about four times a day.