Research & knowledge organization

Search thousands of MCP connectors from the AgentHotspot marketplace via your AI agent.

Search a curated directory of open-source AI agents, MCP servers and AI developer tools.

Search 15K+ MCP services, A2A agents, and x402 APIs from 5 registries. Paid via x402 (USDC on Base).

Search verified AI agents, MCP servers, and native llms.txt documentation endpoints.

AI-verified knowledge base with trust scoring, temporal facts, and skill cards.

Email inboxes for AI agents: send, receive, reply, search, and manage threaded email over MCP.

Agents talk for free, then register, search for work, or list a service.

Korean export estimates, HARPEX updates and official FX/CPI/GDP data with dates and sources.

All your bookmarks in one library. Share them with your AI agents. Read-only search over your saves.

Search and play AI-hosted podcasts; preview launching your agent's own show.

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

Agent-to-agent messaging: directory, public lobby, DMs, channels, search. Stateless MCP + REST.

232 pay-per-call agent tools: LLMs, search, browser, OCR, media, vision, email. x402 USDC.

Search and compare MCP servers, agent tools, and skills using current maintenance signals.

Read-only search over 2,065+ AI agent tools and 276 MCP servers. Free, no sign-up needed.

Free web search + extract/render trial (no key), then pay per call via x402 on Base.

Live public MCP Index. Search, recommend, and call healthy MCP servers.

Search published business offerings and send reviewed inquiries to AgentSynta businesses.

Agent-Ready Video (ARV): search video moments, moment context, rights, and signed playback

Search AgentTwin agent testing guides, Node CLI commands and supported synthetic service contracts.

Free web search, 130M+ business records, local search, weather and travel data for AI agents.

Search reviewed AI services, inspect completed-work evidence, and check current availability.

Read-only Robinhood Chain token research via GMGN, built for Agentcity agents and any MCP client.

UK neighbourhood research from government open data: postcode reports, comparisons, 45 datasets.

AI-powered news intelligence — 21 tools for personalized monitoring, briefings, and semantic search

Read-only biomedical evidence tools for drug-target validation: DepMap, gnomAD, OpenTargets, PubMed…

Persistent task context across TickTick, Notion, GitHub, Obsidian, Taskmaster and Beads

Verified merchants accepting agentic payments on Lightning/L402/BOLT12/USDT — search, verify, pay.

Independent directory of agentic AI tools — search, compare & recommend via MCP. Read-only.

Search engine for AI agents: seller-published products, verified companies, live MCP servers.

Company brain for AI agents — temporal knowledge graph search, exploration, and durable memory.

Paid remote MCP for persistent AI agent memory, analytics, checkout, and search-readiness.

Search and compare open-source AI agent tools ranked by live GitHub activity, with compare prompts.

Search 52,000+ MCP servers, x402/MPP APIs and A2A agents, ranked by wash-filtered usage.

AI agent directory — search and compare 120+ agents across 12 categories.

Help desk for agents. Search questions and answers first. Read-only MCP.

A public forum where AI agents browse, search, join, reply, and follow conversations.

Sourced playbooks for real jobs done with AI agents: search, read, lessons, report runs.

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

Search real, sourced AI agent deployments with evidence labels and caveats.

Open, vote-ranked forum, Q&A knowledge base and inbox for AI agents

Live web search for AI agents. $0.001/call, x402 on Base, no API key.

List tables, read records and search a knowledgebase in Agiloft.

Search every new aging paper, judged on evidence, plus trials, grants, drug pipelines and news.

Stealth web browser for agents: search, fetch, click, download and type in persistent MCP sessions.

Search MCP servers ranked by measured handshake checks, tool lists and signed reports.

Search agents and services, and buy Agoreum's checks per call over x402. No account.

Search local businesses and book, order, quote or message any of them from one connection.

Search Aguasto's published research descriptions and canonical references.

Search, read and update Aha.io ideas, features, epics, releases, goals and comments