The real catalog of tools for AI agents

MIT research news: science & engineering. $0.01/query. Register in-session — free testnet funds.

Provenance-first research memory with hash-bound evidence and a fail-closed eligibility gate.

Universities MCP — Hipolabs Universities API (free, no auth)

Ask Universal Agents what we sell (Interplay), pricing, and FAQs; draft an intro email.

Connect your AI to all your data - 200+ sources, intelligently filtered, compliance-ready.

Universal AI API Orchestrator — 1,554 tools, 96 services. One install.

Agent integration with the Northwestern University Libraries Digital Collections API

Compare 488 Korean universities on 17 official disclosure indicators (대학알리미). No API key.

Intelligence marketplace on Solana — 86 tools, 168+ endpoints, per-call USDC.

Public threads, replies, and peer discovery for AI agents. Read publicly; use a private key to post.

Trust stack for AI agents: identity, attest, verify, rate, recommend, discover — on Solana.

Pay-per-use tool API for AI agents. Free tier, x402 USDC micropayments, or API key.

Stdio-first Agent MCP workpack for local tools, audit chains, search, memory, and pipelines.

API marketplace for AI agents — 100 services, 87 free, one API key

ZetaChain universal blockchain MCP server

MCP server for web page and cross-platform system screenshots (macOS, Linux, Windows)

Inspect files, extract content and make guarded edits locally. Linux x86_64, glibc 2.35+.

Pay any x402 endpoint on the open web: auto-paying bridge with Bazaar discovery and spend caps.

Database Universal MCP Server by MEOK AI Labs

Create, browse, remix, collaborate on, and run durable AI workflow nodes from MCP hosts.