Home › x402 pay-per-call APIs › agenttoll.dev

agenttoll.dev

Search USPTO trademark database. Returns mark, owner, filing date, status, registration number, goods/services classes.

Host	agenttoll.dev
Price	$0.02–$0.03 per call
Network	Base
Paid endpoints listed	2
Calls, last 30 days*	18
Most unique payers on one endpoint (30 days)*	1
Last paid call*	2026-10-16
Tags	x402, legal, trademarks, trademarks_search, paid-api, polymarket, prediction-markets, market-data

* From the public x402 Bazaar index (snapshot 2026-10-18T04:07Z); reported by the facilitator, not measured by us.

Endpoints

URL	Method	Price
`https://agenttoll.dev/paid/legal/trademarks` Search USPTO trademark database. Returns mark, owner, filing date, status, registration number, goods/services classes.	POST	$0.03
`https://agenttoll.dev/paid/polymarket/trending` Top trending Polymarket markets by 24h volume — prices, liquidity, volume data	POST	$0.02

Source: x402 Bazaar discovery API (Coinbase CDP) · Licence: Public discovery metadata; descriptions by each provider. Listed in x402 pay-per-call APIs. We list tools; we do not test, rate or endorse them.

Is this your tool? Update the description or add details for free via Submit / claim. Want it at the top of x402 pay-per-call APIs? See Get listed / Advertise (paid placements are labelled Sponsored).