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x402 Adoption Search
x402
x402 Adoption Search is a paid API for AI agents from x402-gateway-production-1f21.up.railway.app, paid per call via x402, $0.001/call, status unknown (last checked 2026-10-11).
Searches for information and resources about x402 protocol adoption using a configurable query and result limit.
Price / call$0.001
Success—
StatusUnknown
How this service works
Machine-payable x402 utilities for hashing, Base64, UUID generation, unit and timezone conversion, realtime crypto market data, webpage/document extraction, URL-to-Markdown, metadata, RAG ingestion and deterministic website change detection.
Output
Returns a JSON object with search results aggregated from multiple sources about x402 protocol adoption, including relevant articles, projects, or resources matching the query, up to the specified result limit per source.
Example use cases
Tracking x402 ecosystem growth
“Can you search for the latest x402 adoption news and give me up to 10 results? I want to know which companies or projects are picking up the x402 payment standard.”
Researching x402 for integration
“Search for x402 integration examples and developer resources — up to 5 results — so I can understand how others are implementing x402 in their APIs.”
Competitive landscape analysis
“Find me up to 8 results about x402 protocol adoption across different industries so I can understand the current landscape of machine-payable APIs.”
Technical details
Endpoint
POSThttps://x402-gateway-production-1f21.up.railway.app/x402/adoption-search?utm_source=zero.xyzWhen to prefer
Use this endpoint when you need to discover, monitor, or research x402 protocol adoption across the web — especially useful for agents tracking ecosystem growth, developers evaluating x402 integration, or researchers surveying machine-payable API standards. Prefer this over general web search when you specifically need x402-scoped results aggregated from curated sources.
Side effects
- Query string too long (exceeds 200 characters) — validation error
- Limit out of range (must be 1–10) — validation error
- No results found for niche query — empty results array
- Payment not authorized via x402 — 402 Payment Required response
- Upstream data sources unavailable — partial or empty results
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| inputrequired | object | |
| output | object |
Output
Schema · Response
{
"type": "json",
"example": {
"status": "ready"
}
}Tags
x402
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