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x402 Crypto Screener API
x402
x402 Crypto Screener API is a paid API for AI agents from x402-crypto.vercel.app, paid per call via x402, $0.051503/call, status unknown (last checked 2026-09-15).
Searches and filters cryptocurrency assets via a paid screener endpoint using x402 micropayments
Price / call$0.051503
Success—
StatusUnknown
How this service works
Paid cryptocurrency API endpoints via x402 micropayments
Output
Returns a response payload containing screener results for cryptocurrency assets matching the given query, sorted and limited as specified. The data field contains the upstream API response with asset details (structure varies by query path).
Example use cases
Top DeFi tokens by volume
“Find me the top 20 DeFi tokens sorted by trading volume in descending order using the crypto screener.”
Filtering small-cap altcoins
“Search the crypto screener for altcoins with low market cap, sorted by price ascending, and give me the first 15 results.”
Discovering trending layer-2 tokens
“Can you screen for layer-2 crypto tokens, sort them by recent performance descending, and return the top 10?”
Technical details
Endpoint
POSThttps://x402-crypto.vercel.app/api/screener/%7Bpath%7DWhen to prefer
Use this endpoint when you need programmatic, pay-per-call access to a cryptocurrency screener with flexible filtering, sorting, and result limiting — especially suitable for AI agents that want to discover or rank crypto assets without a subscription. Prefer this over free tiers when freshness and reliability matter and micropayment-based access is acceptable.
Side effects
- Invalid or missing query parameter returns a validation error
- Payment failure via x402 protocol results in 402 Payment Required response
- Unknown or malformed path segment in URL returns 404
- Upstream crypto data provider downtime causes 502 or 503 errors
- Exceeding rate limits or insufficient USDC balance causes payment rejection
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| sort | string | Sort field |
| limit | integer | Number of results |
| order | string | Sort order ('asc' or 'desc') |
| queryrequired | string | Filter or search query |
Output
Schema · Response
| Field | Type | Description |
|---|---|---|
| data | object | Response payload from the upstream API (structure varies by endpoint) |
Tags
x402
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