# SuperSignal > Agent-native infrastructure, tested in public. SuperSignal builds and validates tools, APIs, and services for autonomous AI agents and the people who operate them. Products are not released as validated until real external demand and repeat use exist. ## Live service Agent Search Pro - Free sample: GET https://aggregator-beta.vercel.app/api/sample?q={query} - Paid web search: POST https://aggregator-beta.vercel.app/api/search — 0.02 USD in USDC on Base via x402 V2 - Paid synthesis: POST https://aggregator-beta.vercel.app/api/synthesis — 0.10 USD in USDC on Base via x402 V2 - OpenAPI: https://aggregator-beta.vercel.app/openapi.json - x402 discovery: https://aggregator-beta.vercel.app/.well-known/x402 - MCP endpoint: https://aggregator-beta.vercel.app/mcp - Source: https://github.com/AgentMindCloud/agent-search-pro - Status: https://aggregator-beta.vercel.app/health ## Evidence First verified payment and fulfillment test: https://basescan.org/tx/0x8cb07a32a626368d3105a4ac28a4048c49da24427249e81a416879660fefaab2 Current validation status: payment rail and API fulfillment are verified. External demand is unvalidated. ## Contact Email: api@supersignal.tech GitHub issues: https://github.com/AgentMindCloud/agent-search-pro/issues