MCP servers
15,035 servers, 190,793 tools, read from the official MCP Registry, labelled by what each tool can do.
15,035 servers
- Agent Zero — ERC-8004 Trust Filteronchainagentintel.io · 6 tools · remoteTrust filter for ERC-8004: only ~3.8% of x402 endpoints hit 5+ payers/30d. Free MCP; x402 upgrade.Tools: 0 delete, 0 irreversible, 1 write, 5 read.Writes · 1Reads · 5
- OMORO Style Libraryomoro.io · 16 tools · remoteSearch, compare, and blend structured visual aesthetics, palettes, and creative directions.Tools: 0 delete, 0 irreversible, 5 write, 11 read.Writes · 5Reads · 11
- OhSnap uptime monitoringohsnap.io · 6 tools · remoteCheck if a website is down, add uptime monitors, read outage history and send test alerts.Tools: 0 delete, 1 irreversible, 2 write, 3 read.Irreversible · 1Writes · 2Reads · 3
- MIT Research & Science News — buy per-query in-session (mitwatch)a2awire.com · 16 tools · remoteMIT research news: science & engineering. $0.01/query. Register in-session — free testnet funds.Tools: 1 delete, 0 irreversible, 10 write, 5 read.Deletes · 1Writes · 10Reads · 5
- Clinical Trial & Medical Research Tracker — buy per-query in-session (trialwatch…a2awire.com · 16 tools · remoteMedical research: new trial results tracker. $0.01/query. Register in-session — free testnet funds.Tools: 1 delete, 0 irreversible, 10 write, 5 read.Deletes · 1Writes · 10Reads · 5
- Medical & Health News Breakthroughs — buy per-query in-session (medicalxpresswat…a2awire.com · 16 tools · remoteMedical & health news feed, ~20 items/day. $0.01/query. Register in-session — free testnet funds.Tools: 1 delete, 0 irreversible, 10 write, 5 read.Deletes · 1Writes · 10Reads · 5
- Marine buoy weather observations (marinewatch)a2awire.com · 16 tools · remoteMarine weather: NOAA buoy obs, waves, wind. $0.01/query. Register in-session — free testnet funds.Tools: 1 delete, 0 irreversible, 10 write, 5 read.Deletes · 1Writes · 10Reads · 5
- MOT Checkmotcheck.io · 3 tools · remoteUK vehicle lookup, MOT status and full MOT history from official DVSA data, by registration.Tools: 0 delete, 0 irreversible, 0 write, 3 read.Reads · 3
- NTWX Studio cataloguestudio.ml-nightworx.io · 3 tools · remoteRead-only NTWX Studio catalogue for consumer agents. No checkout.Tools: 0 delete, 0 irreversible, 1 write, 2 read.Writes · 1Reads · 2
- METODICmetodic.io · 20 tools · remoteDesign workshops from chat: 750+ facilitation methods, timed agendas, worksheets, slide decks.Tools: 1 delete, 0 irreversible, 11 write, 8 read.Deletes · 1Writes · 11Reads · 8
- NTWX AAAS catalogueaaas.ml-nightworx.io · 3 tools · remoteRead-only parent catalogue of NTWX live surfaces. No checkout.Tools: 0 delete, 0 irreversible, 1 write, 2 read.Writes · 1Reads · 2
- Metal Mantrametalmantra.io · 6 tools · remoteRead-only evidence reports on AI agents: search, fetch a report, check trust. Not a certification.Tools: 0 delete, 0 irreversible, 1 write, 5 read.Writes · 1Reads · 5
- merona — x402 settlement indexmerona.io · 4 tools · remoteSee what actually settles on x402: wash-adjusted volume, payTo checks. Free, no key, no signup.Tools: 0 delete, 0 irreversible, 2 write, 2 read.Writes · 2Reads · 2
- Lattice: CVE, MITRE ATT&CK and detection graph for security agentsnamiq.io · 7 tools · remoteCVE, KEV, MITRE ATT&CK, CWE and detection graph for AI agents; every link names its source.Tools: 0 delete, 0 irreversible, 3 write, 4 read.Writes · 3Reads · 4
- MemorySync Documentationmemorysync.io · 3 tools · remoteSearch and read the current MemorySync documentation while writing integration code.Tools: 0 delete, 0 irreversible, 0 write, 3 read.Reads · 3
- Science News Tracker — latest research & discovery headlines (scinews)a2awire.com · 16 tools · remoteLatest science news: research & discoveries. $0.01/query. Register in-session — free testnet funds.Tools: 1 delete, 0 irreversible, 10 write, 5 read.Deletes · 1Writes · 10Reads · 5
- New LLM Release Tracker — buy per-query in-session (llmwatch)a2awire.com · 16 tools · remoteLLM releases: new models, availability, context. Register in-session — free testnet funds.Tools: 1 delete, 0 irreversible, 10 write, 5 read.Deletes · 1Writes · 10Reads · 5
- MCP Ratingmcprating.io · 6 tools · remoteSearch MCP servers, with our own start-test results, required keys, tools and token cost.Tools: 0 delete, 0 irreversible, 1 write, 5 read.Writes · 1Reads · 5
- MarketHeist Backtestmarketheist.io · 10 tools · remoteBacktest and analyze any portfolio, incl. nested multi-strategy ones: returns, risk, factors, guidesTools: 0 delete, 0 irreversible, 4 write, 6 read.Writes · 4Reads · 6
- Mammoth Docsmammoth.io · 3 tools · remoteSearch and read the Mammoth Analytics docs. Tools: search_docs, get_doc, list_docs.Tools: 0 delete, 0 irreversible, 0 write, 3 read.Reads · 3
- MailValid Email Verificationmailvalid.io · 6 tools · remoteVerify emails: syntax, MX, SMTP mailbox, disposable, role and catch-all checks. Single and bulk.Tools: 1 delete, 0 irreversible, 2 write, 3 read.Deletes · 1Writes · 2Reads · 3
- HuggingFace Trending Models (hftrendingwatch)a2awire.com · 16 tools · remoteHuggingFace trending models — what's hot now. $0.01/query. Register in-session — free testnet funds.Tools: 1 delete, 0 irreversible, 10 write, 5 read.Deletes · 1Writes · 10Reads · 5
- LexLint: compliance lint for AI, scraping, and privacy lawlexlint.io · 8 tools · remoteCompliance lint for AI, scraping, and privacy law. Cited findings in 200 or more jurisdictions.Tools: 0 delete, 1 irreversible, 5 write, 2 read.Irreversible · 1Writes · 5Reads · 2
- Hacker News Front Page (Live Tech Stories) — buy per-query in-session (hnfrontpa…a2awire.com · 16 tools · remoteHacker News front page: top stories, points, links. Register in-session — free testnet funds.Tools: 1 delete, 0 irreversible, 10 write, 5 read.Deletes · 1Writes · 10Reads · 5
- Kifly — Agentic Commerce & Paymentskifly.io · 22 tools · remoteMulti-seller shopping for AI agents. Settle via Stripe MPP or x402 USDC on Base. Hosted.Tools: 2 delete, 2 irreversible, 9 write, 9 read.Deletes · 2Irreversible · 2Writes · 9Reads · 9
- LifeStep Workbook, Email, QR and DNS Toolslifestep.io · 4 tools · remoteInspect XLSX/XLSM workbooks, validate email, generate SVG QR codes, and look up domain DNS and TLS.Tools: 0 delete, 0 irreversible, 2 write, 2 read.Writes · 2Reads · 2
- LMX Cloud LLM Inferencelmxcloud.io · 9 tools · remoteOpenAI-compatible LLM MCP (7 tools); chat via balance key or x402 USDC on BaseTools: 0 delete, 0 irreversible, 3 write, 6 read.Writes · 3Reads · 6
- KernelScankernelscan.io · 11 tools · remoteLinux kernel CVE analyzer: upload a .config, get a CycloneDX VEX report of affecting CVEs.Tools: 0 delete, 1 irreversible, 3 write, 7 read.Irreversible · 1Writes · 3Reads · 71 high finding
- FDA Recall Alerts — Food & Product Safety (fdarecall)a2awire.com · 16 tools · remoteFDA recalls: food, drugs, devices; safety alerts. Register in-session — free testnet funds.Tools: 1 delete, 0 irreversible, 10 write, 5 read.Deletes · 1Writes · 10Reads · 5
- Go Vulnerability Database Tracker — buy per-query in-session (govulnwatch)a2awire.com · 16 tools · remoteGo vulns: CVEs per module, fixed versions. $0.01/query. Register in-session — free testnet funds.Tools: 1 delete, 0 irreversible, 10 write, 5 read.Deletes · 1Writes · 10Reads · 5
- Kompare travel searchkompare.io · 4 tools · remoteLive prices on package holidays and niche trips from Danish travel agencies, with booking links.Tools: 0 delete, 0 irreversible, 0 write, 4 read.Reads · 4
- Atalaya · Riesgos en Colombia (La Póliza.io)lapoliza.io · 2 tools · remoteAtalaya: riesgos activos por zona en Colombia (IDIGER, USGS, reportes) y qué seguros responden.Tools: 0 delete, 0 irreversible, 2 write, 0 read.Writes · 2
- JSONPad documentationjsonpad.io · 14 tools · remoteJSONPad docs, API, SDK and CLI references, and offline checkers for write rules and flows.Tools: 0 delete, 0 irreversible, 3 write, 11 read.Writes · 3Reads · 11
- Intestaintesta.io · 6 tools · remoteTrust registry for agents: check_trust verdict A0-A4, signed fact passports, honest refusals.Tools: 0 delete, 0 irreversible, 2 write, 4 read.Writes · 2Reads · 4
- JobSlopjobslop.io · 8 tools · remoteCheck US job listings for ghost-job warning signs: look up a job link, search jobs, company reports.Tools: 0 delete, 0 irreversible, 2 write, 6 read.Writes · 2Reads · 6
- Jobs Basejobsbase.io · 3 tools · remoteSearch builder roles - jobs where one person owns engineering, product, and QA end-to-end.Tools: 0 delete, 0 irreversible, 0 write, 3 read.Reads · 3
- iQuota Hotelsiquota.io · 6 tools · remoteSearch, quote and book independent hotels: official rates, live availability, pay at the hotel.Tools: 1 delete, 0 irreversible, 2 write, 3 read.Deletes · 1Writes · 2Reads · 3
- GuestGraphguestgraph.io · 14 tools · remoteGuestGraph: One guest, not five strangersTools: 0 delete, 0 irreversible, 1 write, 13 read.Writes · 1Reads · 13
- GrowthVectorgrowthvector.io · 7 tools · remoteFree SEO, GEO, ads, and email marketing knowledge base: search guides, pages, glossary, and prompts.Tools: 0 delete, 0 irreversible, 1 write, 6 read.Writes · 1Reads · 6