the402 endpoint detail

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patentpulse.theaslangroupllc.com patent trends

https://patentpulse.theaslangroupllc.com/api/patent/trends

answers 402

Patent trends / technology filing-trend analysis for a tech field or CPC class. Returns USPTO filing-volume trend by year, top filers/assignees, notable recent patents, global filing context (China/EU/Japan), and the academic research frontier (OpenAlex). For R&D-strategy and competitive-intelligence agents. Worldwide.

We sent a real GET request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.10
Network
base
Pay to
0x50ab2018c06c6E4eAA9BA52057Eb55eD284912fc
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
GET
Response latency
238 ms
Payment options
13 usable of 13
Last checked
2026-09-06T01:20:41.977Z (35d ago)
Category
search

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fpatentpulse.theaslangroupllc.com%2Fapi%2Fpatent%2Ftrends"