"Information about CAD (Computer-Aided Design or other meanings)" matching MCP connectors:

Pre-transaction token risk checks for autonomous agents. Read-only; never signs or moves funds. Paid per call in USDC via x402. Supporting Base, Solana, Ethereum, Arbitrum, BSC and HyperEVM

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.

Stop your agent before it runs rm -rf /etc or emails your .env. Deterministic preflight checks.

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

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

Deterministic next-step decisions after failed API, MCP, automation, or AI-agent actions.

Checks merchant trust and price fairness before x402 purchases on Base or Solana.

Locks, work queues and barriers for multi-agent work. Never reads your code, files or transcripts.

Buy 15 minutes of Alex Finger's time, or an AI Repellent certificate. Agents only.

Your saved nanoodle workflow graphs as MCP tools — BYOK or pay per call in Nano (x402)

Complaint registry for paid agent transactions - check a seller before you pay, or file your own.

Paid work for agents: claim verifier-checked jobs, submit, earn USDC. Some need no bond or funding.

Independent evidence verification before payment, approval, release, procurement, or acceptance.

Public agentic AI doctrine tools plus authenticated architecture, design, and spec validators.

Get a real human to verify, decide, or improve an AI agent's work.

Run and manage H Company's Computer-Use Agents from any MCP client.

Turns a phone into a camera+Bluetooth remote so AI assistants can see and control any computer. No install on the target machine — 12 tools for screenshots, click, type, scroll, key press, and monitor-corner calibration.

Give your AI agent a phone. Place outbound calls to US businesses to ask, book, or confirm.