ResultRail by LarryBuildsAI | x402 public-data result packs

Quote first. Pay only for one public-data result you can inspect.

ResultRail gives agents a free quote, a visible success contract, and then one source-attributed domain or URL result with timestamps, confidence, partial/fail status, and receipt hashes.

Free
direct quote; xpay wrapper may apply a $0.001 minimum
$0.12
domain result
$0.05
URL extract

Show me what I am buying before I buy it.

ResultRail makes the paid data moment feel concrete: quote the target, show the success contract, name the no-charge conditions, then return a source-attributed result pack only when the public target supports it.

QuoteTarget and price firstValidate the task type, target, paid endpoint, and maximum price before payment.
ContractSuccess is definedBillable fields, stop conditions, no-charge outcomes, and partial-result handling are visible up front.
SourcesEvidence travels with the resultReturned packs include source URLs, timestamps, confidence, and receipt hashes where supported.
BoundaryNo private-data promisePublic domain and URL results only; no account-bound scraping, outreach, or completeness guarantee.

Get the free quote first.

Use the quote to inspect the target, paid endpoint, price, success criteria, and no-charge conditions before an agent buys a result.

POST /v1/resultrail/quote
{"task_type":"domain","input":"example.com","max_price_usdc":"0.12"}

200 OK
{"priceUsd":"0.00","paidEndpoint":"/v1/resultrail/domain","quotedPriceUsdc":"0.12","agentDecision":{"shouldPay":true}}
Before chargeThe buyer sees the success contract.Quote first, then decide whether the target, price, paid endpoint, and no-charge conditions are acceptable.
After deliveryThe result is auditable by default.Return source URLs, timestamps, confidence, status, and hashes so a downstream agent can explain what it accepted.
When it failsPartial is not hidden as success.Failed, partial, and no-charge outcomes stay explicit so buyers do not pay for ambiguous public-data work.

What It Is

  • One source-attributed public data result per paid call.
  • A quote-before-buy path for agent budget controls.
  • Receipts, stop conditions, and confidence metadata built into every paid result.

What It Is Not

  • Not private enrichment, outreach, account-bound scraping, or a crawler-for-hire.
  • Not legal, financial, medical, trading, or revenue advice.
  • Not a guarantee that every URL or domain has extractable public data.

Result Quote

$0.001

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.

Domain Result Pack

$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.

URL Extract 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.

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.