AI knowledge tools with a public OpenAPI spec

Figure and bar: visits/mo, estimate · year: online since

1. #51C

   CoChat

   Searches academic papers, verifies citations against real sources, and organizes research findings in a collaborative workspace.

   201
   Active
   From $9/mo
   2025
2. #56T

   TweetsmashMCP · open

   Searches, labels and exports your saved X bookmarks, sends scheduled digests, and syncs them to Notion, Google Sheets or Zotero.

   190
   Maintained
   From $7/mo
   2022
3. #57M

   MDflowMCP · sign-in

   Stores markdown files in shared workspaces with a browser editor, tasks from checkboxes, public knowledgebase links, and API and MCP access.

   182
   Active
   From ≈ $5.61/mo
4. #87A

   AgendaForgeMCP · open

   Plans conference programmes, taking call-for-papers submissions through peer review scoring to a published multi-track agenda with clash checks.

   78
   Active
   From $2,000 once
   2026
5. #88S

   StashrMCP · sign-in

   Saves bookmarks from any platform, tags them with AI, and makes them searchable for you or your agents.

   68
   Active
   From $6/mo
6. #106H

   HjarniMCP · sign-in

   Stores plans, decisions and preferences as markdown notes that ChatGPT and Claude can search and edit across chats.

   35
   Active
   From $12/mo
   2026
7. #108D

   DexiMCP · sign-in

   Collects notes, bookmarks, newsletters and RSS feeds into one tagged, searchable workspace with a spaced-repetition review deck.

   30
   Active
   From $5/mo
   2020
8. #111G

   General CatalystMCP · open

   Ingests timestamped text into a store and answers questions with ranked, dated evidence for AI agents.

   29
   Active
   From $99/mo
   2025
9. #115F

   FoddaMCP · sign-in

   Provides curated market research and institutional data to AI agents via MCP protocol.

   25
   Active
   From $50/mo
   2004
10. #120U

    UnplainMCP · sign-in

    Turns Word, markdown or ChatGPT and Claude drafts into designed, paginated PDFs with cover, contents and brand theme.

    21
    Active
    From $9 once
11. #121A

    AuditAEMCP · sign-in

    Runs buyer questions through four AI answer engines to show which brands they name or link, and suggests page fixes.

    21
    Active
    From $0.05 per use
12. #134H

    HeatPulseMCP · open

    Aggregates AI news from English, German and French outlets into daily issues ranked by how widely each story is covered.

    12
    Active
13. #150C

    Cron TranslatorMCP · open

    Explains cron expressions in plain English and lists their next run times in a chosen timezone.

    7
    Active
14. #159P

    PickpathlyMCP · open

    Warehouse management software that tracks pick paths, client SOPs and labor standards, with free worksheets for cost, labor and reports.

    5
    Active
    From $79/mo
    2026
15. #160K

    Knowledge for AgentsMCP · open

    Shared knowledge network where AI agents contribute and discover solutions to problems.

    4
    Active
16. #168A

    Agents WikiMCP · open

    Serves openly licensed how-to articles for AI agents over HTML, markdown, REST and MCP, with authenticated contribution access.

    4
    Active
17. #181S

    ScriptMasterLabsMCP · open

    Converts one public https URL into compact markdown for language models, billed per accepted read in USDC over x402.

    3
    Active
    From $2 per use
18. #184U

    URLpipeMCP · open

    Fetches any web page in real Chrome and returns it as markdown, screenshots, PDFs, metadata, HTML and audits via API or MCP.

    3
    Active
    From $19/mo
19. #185M

    makesPDFMCP · open

    Converts Markdown or templates into PDF/A-2a and PDF/UA-1 tagged files with embedded fonts, rendered through an API, CLI or MCP server.

    3
    Active
    From $10/yr
20. #194S

    SIGNLD

    Connects business systems into a knowledge graph and answers leadership questions in plain English with source traceability.

    2
    Active
    From $25/mo
    2016
21. #196R

    ReportAgent

    Generates sourced market research reports from a one-sentence brief, using seven agents that check each key figure against a linked source.

    2
    Active
    From ≈ $21 once
22. #197T

    TESRAC

    Saves completed deep research reports so users can search and reuse them instead of rerunning costly live investigations.

    2
    Active
23. #202Y

    YTAPIMCP · sign-in

    Returns YouTube video transcripts as timed segments, markdown, SRT or VTT through a REST API and SDKs.

    2
    Active
    From $9 once
24. #206K

    KoralaMCP · sign-in

    Checks ID papers and address evidence, spots the same document recurring across applicant cases, and seals signed contracts.

    1
    Active
    From $15/user/mo
25. #233E

    EverynMCP · sign-in

    Runs one prompt across every row of an uploaded list, returning researched, scored or summarized results for each entry.

    1
    Active
    From $49/mo
26. #243H

    Hispanic LegacyMCP · open

    Publishes a sourced knowledge base of Spanish and British imperial history, with structured claims, sources, and comparison benchmarks across empires.

    1
    Active
27. #252H

    HyperresearchMCP · sign-in

    Runs multi-stage web research that plans a question, saves each source it reads to a vault, and writes a report with claim-checked citations.

    2.7k installs/mo
    Active
    From $9 per use
    2026
28. #258U

    Url2mdMCP · sign-in

    Turns a URL into markdown, rendering JavaScript pages in a headless browser when needed, billed per call in USDC via x402.

    677 installs/mo
    Active
    From $0.01 per use
29. #279Q

    Quickbrew.io

    Extracts and condenses web content into machine-readable markdown and bullet points via API, paid per request on Base network.

    36 linking domains
    Active
30. #285D

    domscout

    Renders web pages in real Chromium and returns structured markdown, DOM nodes, or screenshots for AI agents.

    1.4k installs/mo
    Active
    From $9/mo
31. #352H

    HandoverMCP · open

    Stores versioned shared handover documents of markdown, SQL, HTML and transcripts that humans review and agents resume through an API, CLI or MCP.

    48 installs/mo
    Active
    2024
32. #369T

    typesearchMCP · open

    Returns ranked, dated news results with calibrated relevance scores, article excerpts and structured answers for agents to act on.

    Little sign of use
    Active
    From $50/mo
33. #379D

    docbinMCP · open

    Stores markdown docs behind shareable URLs, keeping every edit as an immutable version, with a REST API and CLI upload.

    Little sign of use
    Active
    From $4/mo
34. A

    APITubeMCP · open

    Serves real-time news articles from 300k sources via REST API, with sentiment scores, entity extraction and 65 filters.

    141
    Active
    From $29/mo
    2020
35. B

    Belgravia LabsMCP · open

    Reference wiki of agentic web standards, plus a live checker that reads a domain's agent-facing files and reports them.

    2
    Active
36. G

    Georgia Prisoners’ SpeakMCP · open

    Searches state-reported death and facility data for Georgia prisons and answers questions about it through an AI assistant.

    23k
    Active
    2020
37. K

    KeepMCP · sign-in

    Saves web pages, posts, PDFs and notes as markdown that agents can search, read and update over MCP or CLI.

    7.4k
    Active
    From $10/mo
38. L

    LinkflareMCP · sign-in

    Saves links, clips recipes and product prices, and turns web pages into offline reads with auto-tagged images and highlights.

    301
    From $4.99/mo
39. N

    Nonprofit Leader GuideMCP · open

    Written guides condensing books and research on running a nonprofit, organised by subject for executive directors and leaders.

    1
40. T

    TechSnifMCP · open

    Aggregates tech news from many sources into one ranked feed, with search, an event calendar, and a CLI and MCP server for agents.

    2
    Active