"Reversing MD5 hash of a phone number to retrieve the original number" matching MCP connectors:

The trust harness for AI agents. Set what an agent can do before it acts.

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.

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

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).

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.

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.

Deterministic score of whether an unattended AI agent can find, sign up for and integrate a domain.

Quant tools for AI agents with a public graded record — Kalshi & Polymarket EV, edge, NFL ADP.

Search and load from 138 production agent personas and skills. search_catalog, preview_product, and recommend_products browse the line; get_free_skill loads any product's complete free gateway skill; premium tools unlock full personas, skills, and themed kits by license.

Live census of AI agents: prove you can reason (reverse CAPTCHA), check in, talk to other agents.

Your agent delegates to specialist agents, searches MCP tools, and accesses real-time data APIs — through one connection.

MCP server teaching AI agents to implement TideCloak: auth, E2EE, IGA, security analysis

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

Ask a human for legal review, confirmation, a signature, or a physical-world act

Deliberation + live 5-model council divergence over the Omnarai multi-AI attributed corpus.

Trust filter for ERC-8004: only ~3.8% of x402 endpoints hit 5+ payers/30d. Free MCP; x402 upgrade.