Every change Wellknown observed on this MCP server, newest first, with what it was before and what it became. Tool-surface changes carry the definition diff. Nothing here is edited after the fact.
Certificate recorded, valid to 2027-01-09
Authorization not required
Removed "accessibility_audit", "ai_visibility", "aml_register_changes" and 34 more; changed the definition of "accounts", "aml_register", "charges" and 16 more (56 tools before, 19 now)
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Filed Accounts⟨67 unchanged words⟩ be read and the call's credits go back.2 credits. Costs 2 credits.
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{"destructiveHint":false,"idempotentHint":true,"openWorldHint":true,"readOnlyHint":true,"title":"Filed Accounts"}before
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HMRC AML Register Check⟨78 unchanged words⟩ so absence never means unsupervised. People never loaded.1 credit. Costs 1 credit.
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{"destructiveHint":false,"idempotentHint":true,"openWorldHint":true,"readOnlyHint":true,"title":"HMRC AML Register Check"}before
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Secured Borrowing⟨34 unchanged words⟩ charge over everything, and the latest creation date.1 credit. Costs 1 credit.
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{"destructiveHint":false,"idempotentHint":true,"openWorldHint":true,"readOnlyHint":true,"title":"Secured Borrowing"}before
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Charity Register Check⟨109 unchanged words⟩ from the Charity Commission, Open Government Licence v3.0.1 credit. Costs 1 credit.
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{"destructiveHint":false,"idempotentHint":true,"openWorldHint":true,"readOnlyHint":true,"title":"Charity Register Check"}before
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UK Company Search⟨10 unchanged words⟩ (company-level only, never officer personal data).Costs 1 credit.
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{"destructiveHint":false,"idempotentHint":true,"openWorldHint":true,"readOnlyHint":true,"title":"UK Company Search"}before
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Public Contracts Won⟨33 unchanged words⟩ notice gives one, else by exact registered name.1 credit. Costs 1 credit.
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{"destructiveHint":false,"idempotentHint":true,"openWorldHint":true,"readOnlyHint":true,"title":"Public Contracts Won"}before
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CQC Care Provider Check⟨114 unchanged words⟩ information licensed under the Open Government Licence v3.0.1 credit. Costs 1 credit.
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{"destructiveHint":false,"idempotentHint":true,"openWorldHint":true,"readOnlyHint":true,"title":"CQC Care Provider Check"}before
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Company Deadlines⟨69 unchanged words⟩ of a free calendar feed for the company.1 credit. Costs 1 credit.
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{"destructiveHint":false,"idempotentHint":true,"openWorldHint":true,"readOnlyHint":true,"title":"Company Deadlines"}before
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Company Distress Signals⟨34 unchanged words⟩ a one-line summary. Matched by company number only.1 credit. Costs 1 credit.
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{"destructiveHint":false,"idempotentHint":true,"openWorldHint":true,"readOnlyHint":true,"title":"Company Distress Signals"}before
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Gender Pay Gap Report Card⟨21 unchanged words⟩ and rank against all reporters and the sector.1 credit. Costs 1 credit.
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{"destructiveHint":false,"idempotentHint":true,"openWorldHint":true,"readOnlyHint":true,"title":"Gender Pay Gap Report Card"}before
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Late Payment Calculator⟨77 unchanged words⟩ read from the Bank of England's page daily.1 credit. Costs 1 credit.
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{"destructiveHint":false,"idempotentHint":true,"openWorldHint":true,"readOnlyHint":true,"title":"Late Payment Calculator"}before
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Ownership Chain⟨52 unchanged words⟩ and any trouble above. Individuals counted, never named.2 credits. Costs 2 credits.
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{"destructiveHint":false,"idempotentHint":true,"openWorldHint":true,"readOnlyHint":true,"title":"Ownership Chain"}before
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Supplier Payment Practices⟨53 unchanged words⟩ other reporting companies it matches, by number).Costs 1 credit.
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{"destructiveHint":false,"idempotentHint":true,"openWorldHint":true,"readOnlyHint":true,"title":"Supplier Payment Practices"}before
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PPN 018 Payment Check⟨74 unchanged words⟩ A company that doesn't report is said so.1 credit. Costs 1 credit.
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{"destructiveHint":false,"idempotentHint":true,"openWorldHint":true,"readOnlyHint":true,"title":"PPN 018 Payment Check"}before
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UK Company Public Record⟨48 unchanged words⟩ Agency registrations and a UK Sanctions List check.3 credits. Costs 3 credits.
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{"destructiveHint":false,"idempotentHint":true,"openWorldHint":true,"readOnlyHint":true,"title":"UK Company Public Record"}before
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Licences & Registers Check⟨44 unchanged words⟩ a lead to confirm, never a finding).2 credits. Costs 2 credits.
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{"destructiveHint":false,"idempotentHint":true,"openWorldHint":true,"readOnlyHint":true,"title":"Licences & Registers Check"}before
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Sponsor Licence Check⟨57 unchanged words⟩ recorded for the name since 6 October 2026.1 credit. Costs 1 credit.
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{"destructiveHint":false,"idempotentHint":true,"openWorldHint":true,"readOnlyHint":true,"title":"Sponsor Licence Check"}before
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SRA Law Firm Check⟨83 unchanged words⟩ individuals. Data supplied by the Solicitors Regulation Authority.1 credit. Costs 1 credit.
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{"destructiveHint":false,"idempotentHint":true,"openWorldHint":true,"readOnlyHint":true,"title":"SRA Law Firm Check"}before
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Will They Pay Me On Time?⟨66 unchanged words⟩ A company that doesn't report is said so.1 credit. Costs 1 credit.
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{"destructiveHint":false,"idempotentHint":true,"openWorldHint":true,"readOnlyHint":true,"title":"Will They Pay Me On Time?"}Accessibility audit of a web page. Deterministic WCAG-flavoured checks over the rendered page — missing alt text, unlabelled forms, blocked zoom, nameless buttons and more. Honest diagnosis: automated checks catch only a minority of WCAG issues and every response says so. Never a compliance certification. Costs 2 credits.
Whether AI models know a UK business, asked cold and graded. Each model's answer graded against the verified profile (knows / vague / unknown / confused), a 0–100 score and advice. 5 credits. Costs 5 credits.
Every change on HMRC's supervised business register since a date. Businesses added, removed, returned or whose status changed, newest first, from our diff of each new file (kept since 7 October 2026). 1 credit a page of up to 1,000. Costs 1 credit.
Generative art in your colours, as an SVG. One of 22 styles (Mondrian, Bauhaus, Topographic, Voronoi, Halftone, Isometric…) drawn from 2–6 hex colours. Deterministic by seed. Our own code, no image model. 1 credit; ?list=1 (the styles and palettes) is free. Costs 1 credit.
A website's brand, read from the site itself. Colours, fonts (with the nearest Google Fonts pairing), logo, tone of voice with what the copy leans on and avoids, main call to action, About line, and the site's own photos. Unreadable parts come back empty. 2 credits. Costs 2 credits.
Structure a charity trustees' report (by URL). GET variant — pass the report's URL (HTML or PDF); we fetch and read it. Costs 4 credits.
Every change on the CQC's register since a date. Providers and locations added, deregistered or re-registered (status), or whose overall rating changed (rating), newest first, from our daily sync of the CQC's own changes feed (kept since 2 October 2026). Filter to the rating or status the change went to, e.g. to=Inadequate. 1 credit a page of up to 1,000. Costs 1 credit.
Structure a CQC inspection report (by URL). GET variant — pass the report's URL (HTML or PDF, including CQC's own site); we fetch and read it. Costs 4 credits.
A published Carbon Reduction Plan read against the PPN 006 template. Given the plan's address (page or PDF) or the supplier's homepage (the link is found there), reads the plan and says which of the template's eight parts are there - net zero by 2050, baseline and current-year tCO2e, Scope 1 and 2, Scope 3 categories 4/5/6/7/9, reduction projects, director sign-off, updated within a year - with notes, the Scope 3 categories found and the gaps. Form, never the truth of the figures. 4 credits; a page with no plan is not charged. Costs 4 credits.
Switch an embed off (every copy of its snippet stops). Costs 0 credits.
Stop watching a company. Costs 0 credits.
Switch the webhook off (the feed keeps everything). Costs 0 credits.
The effects on offer (?list=1, free, no key) or your embeds with views this month (with a key). Costs 0 credits.
Enrich a UK business. Returns a verified profile for a UK company name or domain. Costs 2 credits.
Directors' and PSCs' ID verification for one UK company. Every director and PSC, whether a verified identity shows on the Companies House register, and each person's own deadline from the register (a director's comes with the company's next confirmation statement; a PSC who isn't a director verifies in the first 14 days of their birth month; the last of them falls on 1 December 2026). 1 credit. Costs 1 credit.
Classify a business's industry. Returns official SIC codes, a plain-English industry label, what they do and a confidence rating. Costs 2 credits.
Score a Modern Slavery Act statement (by URL). GET variant — pass the statement's URL (HTML or PDF); we fetch and read it. Costs 4 credits.
Structure an Ofsted report card (by URL). GET variant — pass the report's URL (HTML or PDF); we fetch and read it. Costs 4 credits.
Fit & approach assessment (premium, 25 credits). A target business plus what YOU sell → fit score, the target's observable signals mapped to your offer, a factual approach angle and an editable opener draft. Grounded in the verified profile; never predicts receptiveness. Costs 25 credits.
Batch-enrich up to 25 UK businesses. One call, one atomic credit consume (2 credits per item, as company enrichment). Bad items return found:false in place. Costs 2 per item (one atomic charge for the batch) credits.
Structure a charity trustees' report for due diligence. Finances, governance signals, delivery, flags, transparency score and the gaps a funder would ask about. Costs 4 credits.
Structure a CQC inspection report. Overall rating, the five key questions, strengths, concerns and enforcement — structured from the report text. Costs 4 credits.
Distress signals for up to 50 companies. Costs 1 per company in the batch credits.
Make an embed of one effect in your colours. Returns a token and the snippet (one script tag plus an attribute on the section it goes behind). 3 credits, then 1 credit per 1,000 page views; when the credits run out the embed pauses until the allowance renews. Costs 3 per embed made; views 1 per 1,000 (lib/fx/apiEmbeds) credits.
Directors' and PSCs' ID verification for up to 50 companies. One credit per company. Returns each company's read plus the count of companies with people not showing on the register. Companies the register couldn't (fully) give us are credited back, and creditsRefunded says how many. Costs 1 per company in the batch credits.
Score a Modern Slavery Act statement. Turns a UK Modern Slavery Act s.54 statement into structured, quality-scored JSON. Costs 4 credits.
Structure an Ofsted report card. Feed in an Ofsted report and get graded areas, a plain-English summary, strengths and safeguarding status. Costs 4 credits.
Watch a company. Reads the company today and records its state; from tomorrow's daily read on, every change is an event. 2 credits now (this month), then 2 per calendar month on the first read of the month. A key out of credits has its watches paused, with an event saying so, until credits are there. Each plan watches up to a limit (free 10; paid a quarter of the monthly credits). Costs 2 per company per calendar month (charged on the first watch of the month) credits.
Where events are posted. Free. A public https address. The signing secret comes back once. Each delivery is a JSON body of the form { "events": [ ... ] } with the header X-Katalis-Signature "t=<unix seconds>,v1=<hex HMAC-SHA256 of '<t>.<raw body>' with the secret>"; answer 2xx within 10 seconds, or it's retried five times over two days. Costs 0 credits.
Business Score for a UK business. Enriches then grades the business outside-in, with a prioritised action plan. Costs 10 credits.
Every change on the register of licensed sponsors since a date. Sponsors added, removed, returned or re-rated, newest first, from our daily diff of the register (kept since 6 October 2026). 1 credit a page of up to 1,000. Costs 1 credit.
Every change on the SRA's register of law firms since a date. Firms added, removed, returned or whose authorisation status changed (authorised to revoked, intervened, ceased, conditions), newest first, from our daily diff (kept since 8 October 2026). 1 credit a page of up to 1,000. Costs 1 credit.
Open Contracts Finder notices that fit a UK business. Reads what the business does, scans open notices published in the last `days` (default 7, max 30), returns matches with a fit score and a reason. 3 credits. Costs 3 credits.
The companies this key watches, with the last state seen. Free. Each watch carries the state last read (status, filings due, counts of directors and PSCs, ID verification still open, distress level, sanctions, latest payment report, awards, sponsor licence) and whether it's paused. Costs 0 credits.
The watch's event feed. Free. Oldest first after `since` (an event id); keep the last id you saw. Kinds include status, name, address, sic, accounts_overdue, accounts_filed, accounts_due, confirmation_overdue, confirmation_filed, officers, pscs, idv, distress, distress_signal, sanctions, sanctions_cleared, payment_report, contract_award, sponsor_added, sponsor_removed, sponsor_changed, not_found, watch_paused, watch_resumed. Costs 0 credits.
The webhook on this key. Costs 0 credits.
The legal basics a UK business website must have, and who's behind the site. Reads the homepage and its linked legal and contact pages, visits the site in a real browser (nothing clicked) to see which advertising or tracking cookies land before consent, matches the company details shown to Companies House, checks the privacy notice covers the basics, the ICO fee register, and the contact details the E-Commerce Regulations ask for. Each check carries its result (pass, warn, fail), what we saw, the rule and what to do. "behind" is the registered company the site states or confirms (confirmed tr…
Unknown → Live
First tool surface recorded: 56 tools (server version 1.0.0)
https://meetkatalis.com/mcp (mcp_streamable_http) — from mcp_registry, with the record
Showing the latest 6 events. The API returns up to 500 and filters by kind: ?kind=tool_surface_changed