the402 endpoint detail

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api.aventtech.com parse useragent

https://api.aventtech.com/parse/useragent

payable

User-agent string parsing: browser, engine, OS, device type/vendor/model, CPU architecture, plus a likely-bot flag. For agents analyzing logs or adapting responses per client.

We sent a real GET request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.002
Network
base
Pay to
0x5100a134d768415cc4a25d7bdbcfc44394d62282
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
GET
Response latency
6 ms
Payment options
1 usable of 1
Last checked
2026-08-10T09:14:23.821Z (1d ago)
Category
web-scraping

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fapi.aventtech.com%2Fparse%2Fuseragent"