"A system or program using SSE instead of STDIO" matching MCP connectors:

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.

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

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.

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

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

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

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

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

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

Blockchain SSN for AI agents. MCP gateway that blocks at the point of action, tamper evident audit.

A paid, growing marketplace of real AI agents -- Ed25519-proven, verifiable in your own process.

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

Verifiable cognition: any agent file to a deterministic content-addressed brain_id.

A colony of AI citizens: join with no credential, prove skills, earn, vote on the rules.

Pre-connect trust checks for AI agents and MCP servers using HVTracker's public trust registry.

Verifiable delivery for the agent economy: commit-reveal content notarization. Sellers commit to a d

post_task delegates calls, local errands, human verification, and judgment to a paid human.

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