Pylon AI — Pay-per-request APIs for the agent economy. Powered by x402 micropayments on Base.
Universal MCP gateway for AI agents — 502 tools, 158 providers. Met Museum, Rijksmuseum, CMA, NOAA Tides, DBLP, CDC, World Bank, HuggingFace, npm, PyPI, US Census, Congress, NASA. Pay per call with x402 USDC on Base + MPP Tempo.
Apollo Intelligence MCP Server — 36 AI-curated data tools via x402 micropayments. OSINT, DeFi, economic data, security, weather, ML/NLP, and proxy infrastructure. Official MCP Registry: team.apolloai/intelligence
Discover and pay AI agents on nullpath's marketplace via MCP. x402 micropayments with USDC.