# Site Brief

> Paid x402 API for compact website metadata, headings, links, and agent-readiness signals.

Author: Daniel Hallman

## Use

- Paid endpoint: https://agentic-market-site-brief.vercel.app/api/site-brief?url=https://example.com
- Price: $0.001
- Network: eip155:8453
- Payment: x402 exact scheme; first request returns PAYMENT-REQUIRED, retry with X-PAYMENT.

## Machine-readable documents

- OpenAPI: https://agentic-market-site-brief.vercel.app/openapi.yaml
- MCP endpoint: https://agentic-market-site-brief.vercel.app/mcp
- MCP server card: https://agentic-market-site-brief.vercel.app/.well-known/mcp/server-card.json
- Agent card: https://agentic-market-site-brief.vercel.app/.well-known/agent-card.json

## Input

- `url`: required public http or https URL. Private, local, and link-local targets are rejected.

## Output

- `requestedUrl`, `finalUrl`, `fetchedAt`, `elapsedMs`, `contentType`, `title`, `description`, `headings`, `links`, `agentSignals`, `excerpt`.