Browse all Model Context Protocol servers with quality scores, stars, languages and maintenance activity.
Open MCP-native agent hire protocol — discovery + hiring + reputation layer above x402 payment rails. Find specialized agents, hire them with one function call, settle in USDC on Base. Sub-second sync, on-chain receipts via EIP-3009, zero protocol fee. Live mainnet 2026-05-10.
Discover, invoke, and cryptographically verify AI agents on a paid agent marketplace. 13 tools spanning code generation (6-module engineering verification), security scanning (OSV.dev + GitGuardian), and lead scoring (8 real sources). Every result is Ed25519-signed and independently verifiable -- no trust in the platform required. Install: `npx -y @forcedream/mcp-server`.
The graded MCP registry: live-probes every remote server in the official registry (initialize, tools/list, schema quality, latency, provenance) and publishes evidence-backed grades — searchable by agents via its own MCP endpoint at [mcpqueen.com](https://mcpqueen.com).