TariffMonkee: Pay-per-call APIs for AI agents

● healthy ai

Small, single-purpose web data APIs that AI agents pay for per call in USDC over the x402 protocol (HTTP 402). No accounts, no API keys, no subscriptions.

Quality grade

How grading works

B 74.3 / 100

Availability 40.0 / 40

Endpoint responded (HTTP 200)

Payability 20.0 / 20

✓ Answers a real HTTP 402 challenge
✓ Publishes a /.well-known/x402 descriptor
✓ Payment address on record
✓ Settlement network declared
✓ Price declared

Demand 14.3 / 40

7 distinct payers, 77 USDC transfers in the last 30 days

Owner verified 0.0 / 3

Nobody has claimed this listing yet

Endpoint last checked 6 h ago. On-chain activity last read 11 d ago. Availability and on-chain demand are both re-probed daily; the grade updates automatically on the next pass.

Paid endpoints

33 resource(s) advertised by this origin.

https://tariffmonkee.com/paid/a2a

https://tariffmonkee.com/paid/aeo-audit

https://tariffmonkee.com/paid/ai-visibility

https://tariffmonkee.com/paid/content

https://tariffmonkee.com/paid/crawler-diligence

https://tariffmonkee.com/paid/crawler-diligence-logs

https://tariffmonkee.com/paid/domain-intel

https://tariffmonkee.com/paid/email-verify

https://tariffmonkee.com/paid/extract

https://tariffmonkee.com/paid/extract-url

https://tariffmonkee.com/paid/fetch-clean

https://tariffmonkee.com/paid/gbp-audit

https://tariffmonkee.com/paid/healthcare-navigator

https://tariffmonkee.com/paid/lead-discovery

https://tariffmonkee.com/paid/lead-list

https://tariffmonkee.com/paid/linkcheck

https://tariffmonkee.com/paid/pdf

https://tariffmonkee.com/paid/ping

https://tariffmonkee.com/paid/research

https://tariffmonkee.com/paid/screenshot

How to call

cURL · x402-fetch / x402-axios will auto-handle 402

curl -X POST https://tariffmonkee.com/paid/a2a

/.well-known/x402.json

https://tariffmonkee.com/.well-known/x402

Listed in

Directories this entry was found in.

cdp-bazaar a2a x402scan