# ResultRail by LarryBuildsAI Product Card

ResultRail is a pay-per-success data rail for AI agents and a standalone LarryBuildsAI product.

| Tool | Price | Buyer Outcome |
|---|---:|---|
| `quote_data_result` | `$0.00` | Free pre-payment quote for one ResultRail public-data result. Returns price, paid endpoint, success contract, and whether the buyer's max price covers the result. |
| `enrich_domain_result` | `$0.12` | Fetch a public domain/homepage and return one source-attributed result pack: company/title/description, industry guess, technographic signals, useful paths, confidence, sources, and receipt hash. |
| `extract_url_result` | `$0.05` | Fetch one public URL and return title, description, headings, text preview, links, confidence, source URL, and receipt hash. Designed for pay-per-success agent extraction. |

Discovery: `https://x402-resource-scanner.vercel.app/resultrail/mcp`, `/.well-known/resultrail-x402`, `/resultrail/openapi.json`, `/.well-known/resultrail-mcp.json`.

Product boundary: ResultRail is its own product. Do not merge it with Signal Desk, GateCheck, Boundary Guard x402, or x402 Resource Scanner in listings.

Claim boundary: ResultRail returns public-data result packs with source URLs, timestamps, confidence, and receipt hashes. It does not sell private contact databases, bypass access controls, provide legal/financial advice, send outreach, place bets, trade assets, or guarantee downstream revenue.