The real catalog of tools for AI agents

Search Wikipedia and get Wikipedia articles: page search, article summary, full article text, any language. Free, no API key.

Search, read and grow a Karpathy-style LLM wiki of linked Markdown pages, with cited answers.

Community-maintained knowledge base for Radix DLT — search, read, and contribute wiki pages.

Search and explore source-backed SEO, SaaS, and LLM-wiki knowledge from the XKnow knowledge base.

Public knowledge and news search. Unmatched public queries may be retained for research.

Knowledge base for AI agents: search, read, tasks; write, correct, report outcomes via /mcp/write.

Open, source-cited knowledge base of Belgian insurance products: search, compare, verify, overlaps.

Open-source LLM knowledge base: team chat into a typed knowledge graph and auto-generated wiki.

Manage ONES projects, issues, tests, work hours, and Wiki knowledge.

Research and sources on sortition, citizens' assemblies and democratic reform.

Search Google's Knowledge Graph for structured information about real-world entities

Norwegian open-source community wiki (2,290 articles, 2008-2022) as a signed KCP knowledge web.

Expert-curated knowledge, brand, research & earnings intelligence — 46 tools, 220+ graphs.

Public Croatian accounting guides and RIFK business information. No private client data.

Pay-per-call x402 Wikipedia summaries/search and Wikidata facts, with CC BY-SA attribution.

Commodities research MCP: knowledge graph, COT, NG storage/weather, quotes, and stories.

Read-only search of Al-Taswia's published Iraqi law articles. General information, not legal advice.

Search and retrieve public INMAR services, projects and business information.

Family history research: 124 archives and databases, name variants, calendars, kinship, evidence

Global investment research knowledge base: 16M+ bank reports, filings, earnings calls, charts.