Put your API in front of paying agents
Your recommendation rides back inside the x402 settlement response. When an agent pays for a resource that matches your targeting, it sees your API as its next move. By default you pay only when that recommendation converts into an on-chain settlement.
The recommendation
What an agent receives in its settlement response when your campaign wins the slot.
How you want to pay
You only pay for what you pick below. No charge for a recommendation that does nothing.
Most you'll pay per conversion
it's an auction — you usually pay less
USDC
suggested
around the suggested bid$0.00 — $2.50
Daily budget cap
stop spending after this much in one day
USDC
no daily cap$0 — $25
What this costs you
You pay up to $0.25 each time an agent calls your endpoint and it settles. No daily cap set.
Funding
The campaign is created as a draft, then funded. The amount you enter becomes the campaign budget.