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Toolbelt402 x402 Endpoint Validator

https://toolbelt402.catalystdesk.workers.dev/v1/x402-check
● healthy devtools

Validate any x402 paid endpoint: checks the 402 response, PAYMENT-REQUIRED header, payTo, asset, network and price. Built for agents and x402 sellers debugging listings. Pay per call in USDC on Base, no API key.

Category
devtools
Chains
base
Price
$0.0100 USDC / call

Quality grade

How grading works
C+ 60.0 / 100
Availability 40.0 / 40
Endpoint responded (HTTP 402)
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 0.0 / 40
0 distinct payers, 0 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

6 resource(s) advertised by this origin.

https://toolbelt402.catalystdesk.workers.dev/v1/read
https://toolbelt402.catalystdesk.workers.dev/v1/meta
https://toolbelt402.catalystdesk.workers.dev/v1/x402-check
https://toolbelt402.catalystdesk.workers.dev/v1/token
https://toolbelt402.catalystdesk.workers.dev/v1/catalyst/movers
https://toolbelt402.catalystdesk.workers.dev/v1/kit/download

How to call

cURL · x402-fetch / x402-axios will auto-handle 402
curl -X POST https://toolbelt402.catalystdesk.workers.dev/v1/read
/.well-known/x402.json
https://toolbelt402.catalystdesk.workers.dev/.well-known/x402

Listed in

Directories this entry was found in.

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