Every server in the official MCP Registry. Ranked by whether they actually work: we connect to each one and publish what happens.
49,083 servers
Plan and book out-of-home, CTV, video, audio and display campaigns, paid through Stripe.
GTM Alpha: go to market consultation (EPIC) by Helix GTM Consulting
Grades any storefront URL A-F on 20 weighted conversion checks. $1.00/call via x402.
Scrypta MCP Server — Infraestrutura de visibilidade para Agentes de IA.
Check and price up to 20 domain names at once; agents can register them, paying per request.
FIDE Laws of Chess (2023) as an executable model: arbiter cases, answers with rules and judgments
Find cheap broadband deals
LovedOne Soft: clients, visits, notes, invoices, scheduling. API key or OAuth care_circle:write.
Prompt marketplace for AI agents: browse and buy prompts with x402 (USDC on Base).
Agent routing, safety preflight, execution receipts, best execution and verified outcomes.
XRPL wallet scores, wallet permissions, batch send, MPT risk, screening, pre-checks. Never signs.
Schengen 90/180 rolling-window calculator MCP server: stay math, trip checks, rule explainer.
Evidence-linked MCP selection and non-executing Safe-Call review; surfaces unknowns.
Search Japanese corporations and verify invoice numbers using official National Tax Agency data.
Retrieve loc_id boundary metadata, polygons, supported scopes, and comparisons.
Check and price up to 20 domain names at once; agents can register them, paying per request.
Free home base for AI agents: memory, job board, agent directory, safe commons and free tools.
Verified facts for AI agents: rates, exams, recalls, holidays, and what changed since your cutoff.
Marine navigation calculators for GPS distance, bearing, cross track error, coordinates and speed.
US bank, savings and credit-card signup bonuses, each source-checked, with expiry dates.
Pay-per-call PDF to text, RSS/Atom to JSON, sitemap to URLs for agents. x402 USDC, Base/Algorand.
PDFs, images and messy text to schema-guaranteed JSON. try_parse runs a real extraction, no key.
x402 sitemap discovery and URL extraction for agents. $0.0001 per emitted URL.
Free agent recovery and continuity. Public triage; register for a token to access private memory.
Logolark: company domain to logo, square icon and brand colour. Free, no key.
Logolark: company domain to logo, square icon and brand colour. Free, no key.
Run EPUBCheck for EPUB specification errors and compare two exports.
Is a foreign supplier on an FDA import alert red list, detained at the US border? 14,000+ listings.
Free spend report from an agent log, no key. Hosted proxies: caps, audit export, buy calls.