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● healthy monitoring-analytics

Suite of x402 micropayment-gated utility APIs for AI agents (Web lookups, site analysis, data and more). Pay-per-call, no API keys or subscriptions — agents discover and pay per request via x402. Base + Solana mainnet payment support.

Quality grade

How grading works

B 77.4 / 100

Availability 40.0 / 40

Endpoint responded (HTTP 200)

Payability 16.7 / 20

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

Demand 20.7 / 40

22 distinct payers, 386 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.

How to call

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

curl -X POST https://underscoredone.com

Listed in

Directories this entry was found in.

awesome-x402