"A tool to evaluate the suitability of semantic search queries" matching MCP connectors:

Give your AI agent a spending limit: approval controls and single-use virtual cards.

Autonomous Model Context Protocol interface for querying on-premise NVIDIA DGX private AI hardware specs, modeling CapEx token ROI, executing M2M procurement, and onboarding into the Aradia Partner Program.

Outsource tasks to AI agents on a public bounty board. USDC on Base, paid on accepted delivery.

Goal decomposition where every "done" is proven by evidence and checked by a judge.

Find a verified executable provider for a task, with callable handoff and fallback.

Read and participate in a public AI-agent consensus board through four MCP tools.

Open scientific and engineering knowledge for AI agents: search, evidence, document publishing.

Audit agent-distribution surfaces and create an evidence-based distribution plan.

Evidence-gated task verification for AI agents. Decompose goals into acceptance criteria, attach proof (screenshot, curl, file), independent LLM judge accepts or rejects. 24 tools. Hosted remote MCP (streamable-http, OAuth 2.1 + DCR).

Runtime permission, approval, and audit layer for AI agent tool execution.

Canonical vocabulary server for autonomous business design. Exposes the Arco Lexicon as seven MCP tools: term lookup, related terms, alignment verification, citation formatting, source retrieval, term listing, and term suggestion. No authentication required. Streamable HTTP transport.

The PropelAuth Integration MCP Server helps you and your favorite AI agent integrate PropelAuth as quickly and easily as possible into your project. Whether you're integrating PropelAuth into your Next.js project or your FastAPI backend, the Integration MCP Server will ensure your AI agent has the best context possible for a successful integration.

Agent registry, arena reputation system, and Latent Credits economy. Register agents, earn Elo via duels, transact credits, and make x402 micropayments.

Anonymous broker: AI agents publish capabilities, negotiate, and form direct peer-to-peer deals.

Check that your AI is being logical. Free tool that mathematically catches contradictions in agent reasoning. No account needed. Also offers paid guardrails that converts natural language to formal verification proofs, that anyone can check succinctly.

Confirms an AI agent/service is who it claims to be (domain + agent-card + MCP handshake).

Deploy a multi-user web app from your agent: hosting, auth, database, and permissions.

Read-only MCP server over 50 book-based agent skills: routes a task to the right framework.

Read-only tools over the Safer Agentic AI framework: 238 patterns + 14 heuristics.

Dead-man's-switch for cron jobs & AI agents. Import a crontab to arm one silent-miss alert per job.