24,353 servers. Updated 2026-09-26 20:33

"FIRST" matching MCP connectors:

SEAR A
io.github.igor-holt
Benchmark-first release surface with a read-only MCP endpoint and operator CLI.
Testing & QA Tools Monitoring
321
PQS - Prompt Quality Score A
net.onchainintel.pqs
The world's first named AI prompt quality score. Score, optimize, and compare LLM prompts before they hit any model. Free tier available. Built on PEEM, RAGAS, G-Eval, and MT-Bench frameworks. x402-native on Base.
AI & Machine Learning RAG Systems Testing & QA Tools
22
First Dollar Test A
com.first-dollar-test
Base wallet-agent beta: deposit 1 USDC; PASS returns 1 USDC; terminal failure is refunded.
Testing & QA Tools Cryptocurrency
71