Model and agent tools MCP servers

8,864 servers

Call other models, run sub-agents, manage prompts and evaluate outputs.

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1. XB X402-Broker Global B2A & A2A Tool Marketplace com.x402broker/marketplace 0.7 · 14/100

   Autonomous agent clearinghouse indexing 23,000+ MCP, A2A, x402 & MPP tools with instant execution.

   100% up · 30 days

   Model and agent tools Official MCP Registry Remote

2. CE Chess Eval com.x402supply/chess-eval 0.7 · 14/100

   Stockfish chess eval: best move, score, principal variation, multipv. $0.005/call via x402.

   100% up · 30 days

   Model and agent tools Official MCP Registry Remote

3. ZU Zurelay com.zurelay/mcp 0.7 · 14/100

   Make images, videos and speech: Nano Banana, GPT Image, Seedance, Kling, Wan and Gemini TTS.

   100% up · 30 days

   Design and media Official MCP Registry Remote

4. AD AI Down: live AI service status dev.aidown/status 0.7 · 14/100

   Is Claude, ChatGPT, Gemini, Cursor or Copilot down? Live status from API probes and user reports.

   100% up · 30 days

   Model and agent tools Official MCP Registry Remote

5. AN Answerline dev.answerline/answerline 0.7 · 14/100

   What ChatGPT, Gemini and Google answer — structured JSON with cited sources.

   100% up · 30 days

   Model and agent tools Official MCP Registry Remote

6. AB AI Brand Watch by Desvela dev.desvela/brand-watch 0.7 · 14/100

   Track your brand's share of voice in ChatGPT, Claude, Perplexity and Gemini. Pay per check.

   100% up · 30 days

   Web search and scraping Official MCP Registry Remote

7. DA Desvela ARD Registry — free preflight(domain) dev.desvela/registry 0.7 · 14/100

   What a domain publishes for AI agents: ai-catalog.json, llms.txt, agents.md, robots.txt rules. Free.

   100% up · 30 days

   Model and agent tools Official MCP Registry Remote

8. BB Bot Bazaar dev.fly.bot-bazaar/bot-bazaar 0.7 · 14/100

   Pay-per-call x402 audit suites (USDC on Base) and agent marketplace tools. Free sample reports.

   100% up · 30 days

   Model and agent tools Official MCP Registry Remote

9. CA Canonsheet dev.kaneky/canonsheet 0.7 · 14/100

   Consistent prompts for one human character across image and video models. Paid per call, x402.

   100% up · 30 days

   Design and media Official MCP Registry Remote

10. PA Pagemd dev.kaneky/pagemd 0.7 · 14/100

    Read any public web page as clean Markdown for LLMs, with its metadata. Paid per call, x402.

    100% up · 30 days

    Web search and scraping Official MCP Registry Remote

11. KU KitRank use cases dev.kitrank/kitrank 0.7 · 14/100

    Read-only catalog of 1,900+ real, sourced AI agent use cases with tools, cost and setup prompts.

    100% up · 30 days

    Model and agent tools Official MCP Registry Remote

12. LT Llms Txt Validator dev.llms-txt-validator/llms-txt-validator 0.7 · 14/100

    Validate a site's llms.txt against the spec: fetches every linked URL, scores it 0-100.

    100% up · 30 days

    Model and agent tools Official MCP Registry Remote

13. NM Nanotoll MCP dev.nanotoll/nanotoll-mcp 0.7 · 14/100

    Compress prose for LLM context windows. Per-call USDC billing, signed receipt.

    100% up · 30 days

    Model and agent tools Official MCP Registry Remote

14. AD AgentBridge — Discover A2A Services from MCP dev.ngrok-free.sympathy-myself-jogger/agentbridge 0.7 · 14/100

    Free repository documentation for MCP and A2A agents. Bounded no-signup trial with shared cache.

    100% up · 30 days

    Model and agent tools Official MCP Registry Remote

15. FR Frontier dev.openfrontier/frontier 0.7 · 14/100

    Discover Frontier inference capabilities and read sanitized usage through read-only tools.

    100% up · 30 days

    Model and agent tools Official MCP Registry Remote

16. SK SkillAgent dev.skillagent/skills 0.7 · 14/100

    Search and fetch AI agent skills, rules files and MCP servers indexed from GitHub.

    100% up · 30 days

    Git and code hosting Official MCP Registry Remote

17. SK SkillRepo dev.skillrepo/skillrepo 0.7 · 14/100

    Governed AI agent skills — one library, distributed to devs and exposed to remote agents over MCP.

    100% up · 30 days

    Model and agent tools Official MCP Registry Remote

18. SW SwiftSkills dev.swiftskills/catalog 0.7 · 14/100

    Search a curated catalog of agent skills, MCP servers and rules for Swift, SwiftUI, Xcode and iOS.

    100% up · 30 days

    Developer tools Official MCP Registry Remote

19. TA TalkToMyAgent dev.talktomyagent/marketplace 0.7 · 14/100

    Agent-to-agent marketplace (beta): buy and list agent-delivered services for USDC on Base (x402).

    0% up · 30 days

    Model and agent tools Official MCP Registry Remote

20. LS LLM Security Scanner: Red-Team, Jailbreak, Prompt Injection Audit dev.workers.manhliemcn4euwlu.llmrt-companion/llm-red-team-scanner 0.7 · 14/100

    35-probe LLM/agent security red-team scan (injection, jailbreak, MCP abuse) with report.

    87.59% up · 30 days

    Model and agent tools Official MCP Registry Remote

21. JS JsonMend dev.workers.mike-tusa.jsonmend/jsonmend 0.7 · 14/100

    Repair broken JSON from LLM output and validate it against a JSON Schema.

    100% up · 30 days

    Model and agent tools Official MCP Registry Remote

22. SM SmuggleCheck dev.workers.mike-tusa.smugglecheck/smugglecheck 0.7 · 14/100

    Find hidden prompt-injection text: ASCII smuggling, zero-width/emoji stego, bidi, homoglyphs.

    100% up · 30 days

    Utilities Official MCP Registry Remote

23. HS Handoff — shareable agent result pages + human-in-the-loop approval gates dev.workers.notdown-app.handoff/human-approval-decision-gate-and-shareable-result-page-publisher 0.7 · 14/100

    Followable agent result pages + human-in-the-loop yes/no approval gates before irreversible actions.

    Address set by you

    Model and agent tools Official MCP Registry Remote

24. LT llms.txt 檢查工具 dev.workers.panda198271.llms-check/llms-check 0.7 · 14/100

    檢查網站 llms.txt 與 AI 爬蟲 robots.txt 設定，並自動產生 llms.txt。

    100% up · 30 days

    Model and agent tools Official MCP Registry Remote

25. AD Agent Discovery Doctor - llms.txt, agent card, mcp.json dev.workers.pathwren.www/agent-discovery-doctor 0.7 · 14/100

    {"jsonrpc":"2.0","id":1,"method":"tools/call","params":{"name":"whoami","arguments":{}}} free no key

    100% up · 30 days

    Model and agent tools Official MCP Registry Remote

26. QT QuickBuild token-saver tools + x402 dev.workers.quynguyenbac.quickbuild/agent-tools 0.7 · 14/100

    Free no-LLM token savers: URL→Markdown, outline, JSON trim, log compress, token count; x402 extras

    100% up · 30 days

    Office documents and spreadsheets Official MCP Registry Remote

27. ZE ZenVault eu.zenvault/zenvault 0.7 · 14/100

    Wake-ups, webhook inboxes, TTL memory, watches and human approval for agents. Paid per call.

    100% up · 30 days

    Memory and context Official MCP Registry Remote

28. CI Circuit family.circuit/marketplace 0.7 · 14/100

    Find and try paid AI agent skills for security, on-chain data, code, markets, research and news.

    100% up · 30 days

    Web search and scraping Official MCP Registry Remote

29. GE GEOFast fast.trygeo/geofast 0.7 · 14/100

    How often ChatGPT, Gemini, Perplexity and Claude name your brand, with fixes and briefs.

    100% up · 30 days

    Web search and scraping Official MCP Registry Remote

30. AE Aeon fun.aeon/aeon 0.7 · 14/100

    Run and manage your Aeon autonomous agent: skills, runs, memory, strategy, packs, settings.

    100% up · 30 days

    Memory and context Official MCP Registry Remote

31. AD ADHDEvaluations fyi.adhdevaluations/adhdevaluations 0.7 · 14/100

    9,846 ADHD evaluation providers from the CMS NPI Registry.

    100% up · 30 days

    Model and agent tools Official MCP Registry Remote

32. TJ The Junkyard guru.junkyard.botfeeder/the-junkyard 0.7 · 14/100

    Parsed public-domain market data for AI agents, priced below DIY inference cost, paid via x402.

    0% up · 30 days

    Model and agent tools Official MCP Registry Remote

33. VH Verzi Health health.verzi/receipt 0.7 · 14/100

    Medicare DME coverage by HCPCS code and date of service, with CMS citations and signed receipts.

    100% up · 30 days

    Model and agent tools Official MCP Registry Remote

34. OC Octopost ink.octopost/octopost 0.7 · 14/100

    Your agent posts, schedules, queues and threads posts on X, with a human approval queue.

    100% up · 30 days

    Model and agent tools Official MCP Registry Remote

35. SE Seosa ink.seosa/seosa 0.7 · 14/100

    AI web novel co-writer: series, characters, episodes, and quality evaluation. Korean-first.

    0% up · 30 days

    Model and agent tools Official MCP Registry Remote

36. WR Writeflow ink.writeflow/writeflow 0.7 · 14/100

    Get today's WriteFlow daily writing prompt and weekly £10 writing contest info (writeflow.ink).

    100% up · 30 days

    Model and agent tools Official MCP Registry Remote

37. AG AgentPing io.agentping/agentping 0.7 · 14/100

    Production observability for AI agents: search runs, read evaluations, acknowledge incidents.

    0% up · 30 days

    Monitoring and observability Official MCP Registry Remote

38. AG Agentropolis io.agentropolis/agentropolis 0.7 · 14/100

    Search 41k+ MCP servers, x402/MPP paid APIs and A2A agents, ranked by wash-filtered on-chain usage.

    100% up · 30 days

    Model and agent tools Official MCP Registry Remote

39. AA AO apps hub io.aoapps/mcp 0.7 · 14/100

    One sign-in MCP hub for AO apps: Recomendr, Merciloop, Scopewright, Reclamly and Towntide Voice.

    100% up · 30 days

    Design and media Official MCP Registry Remote

40. TA Tango io.applayer/tango 0.7 · 14/100

    Shared task queue for humans and AI agents: leases, handoffs, approvals and signed receipts.

    100% up · 30 days

    Project management Official MCP Registry Remote

41. AM Averta MCP Gateway io.averta/mcp-gateway 0.7 · 14/100

    Governed access to enterprise SaaS tools through Averta MCP agents.

    0% up · 30 days

    Model and agent tools Official MCP Registry Remote

42. BL Blinkpdf io.blinkpdf/blinkpdf 0.7 · 14/100

    Render Markdown and LLM output into accessible PDF/UA-1 PDFs. No headless Chromium.

    100% up · 30 days

    Browser automation Official MCP Registry Remote

43. BR branchly io.branchly/branchly 0.7 · 14/100

    Connect your agent to branchly: manage content, prompts, actions, learn from analytics and insights

    100% up · 30 days

    Model and agent tools Official MCP Registry Remote

44. GG GardenArena GardenScript io.gardenarena/gardenscript 0.7 · 14/100

    Simulate farms, validate GardenScript and compare policies with Rust. No outbound LLM calls.

    100% up · 30 days

    Model and agent tools Official MCP Registry Remote

45. SA Setu.Anantasutra: Agent Tools API io.github.BhavyDuneja/setu 0.7 · 14/100

    Pay-per-call (x402) tools: Indian ID checks, AI-visibility audits, AI crawler and llms.txt checks

    100% up · 30 days

    Web search and scraping Official MCP Registry Remote

46. GA GoCreative Agent API io.github.ColinHughes2121/gocreative-agent-api 0.7 · 14/100

    17-model LLM gateway + 350+ data/KYB/sanctions tools. Pay-per-call USDC via x402, no API key.

    0% up · 30 days

    Model and agent tools Official MCP Registry Remote

47. AB Ai Brand Visibility Tracker io.github.Cookient16/ai-brand-visibility-tracker 0.7 · 14/100

    Check if ChatGPT, Perplexity & Gemini mention or cite a brand. Share of voice + GEO/AEO tracking.

    100% up · 30 days

    Web search and scraping Official MCP Registry Remote

48. EA Execute adversarial-prompt-shield-mcp io.github.Evozim/adversarial-prompt-shield-mcp 0.7 · 14/100

    Premium agentic endpoint for adversarial-prompt-shield-mcp.

    100% up · 30 days

    Model and agent tools Official MCP Registry Remote