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agents.x402stock.xyz v1 patents
https://agents.x402stock.xyz/api/v1/patents
payable
A company's US patents from the USPTO Open Data Portal, newest filings first. Pass `?company=Tesla` (required, matches APPLICANT name — subsidiaries/variants need separate queries) plus `?limit=` (max 100). Each carries patent & application numbers, title, filing & grant dates, status, applicant, inventors, and a link. From x402stock, a market & economic data API (x402, USDC).
We sent a real
GET request to this endpoint and it
answered 402 with payment requirements we could parse.
- Price
- $0.02
- Network
- base
- Pay to
- 0x826e7b262d750fd93e1407fd31e010f3a000eaa5
- Spec dialect
- v2 (declares x402Version 2)
- Transport
- PAYMENT-REQUIRED header
- HTTP method
- GET
- Response latency
- 2343 ms
- Payment options
- 1 usable of 1
- Last checked
- 2026-08-10T09:16:01.167Z (1d ago)
- Category
- data
Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fagents.x402stock.xyz%2Fapi%2Fv1%2Fpatents"