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vaaya.ai kadec0 fetch
https://vaaya.ai/api/run/kadec0/fetch
answers 402
Kadec0 — 29 public-data endpoints over x402: academic papers, CVE, FDA/recalls, SEC EDGAR, congress trades, USGS quakes, permits, whois/domain/DNS, geocode, weather, nutrition, HackerNews/StackOverflow, DeFi TVL/yields/gas. GET { endpoint, ...query }. 1-21¢ caps. See research + onchain-data knowledge docs.
We sent a real
POST request to this endpoint and it
answered 402 with payment requirements we could parse.
- Price
- $0.01
- Network
- base
- Pay to
- 0x7c655d3d3944Bd27994dD81A036C3aFB19806C40
- Spec dialect
- v2 (declares x402Version 2)
- Transport
- PAYMENT-REQUIRED header
- HTTP method
- POST
- Response latency
- 165 ms
- Payment options
- 1 usable of 1
- Last checked
- 2026-08-15T14:26:15.343Z (1d ago)
- Category
- finance-crypto
Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fvaaya.ai%2Fapi%2Frun%2Fkadec0%2Ffetch"