Payments on Base + Solana
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www.pennypress.org has 60 x402 endpoints in our catalog. Right now: 12 proceed, 48 caution. 12 passed a real paid test: we paid the listed price and got what the listing promised. Best grade: A.
Best grades first. Open an endpoint for its full history: uptime, price and payout-wallet changes, and paid-test results with signed receipts.
| Endpoint | Grade | Verdict | Uptime (7 days) | Response time | Paid test passed |
|---|---|---|---|---|---|
| /glossary/perdition | C | Caution | 100% | 190 ms | – |
| /glossary/plethora | C | Caution | 100% | 152 ms | – |
| /glossary/poignant | C | Caution | 100% | 316 ms | – |
| /glossary/sacrosanct | C | Caution | 100% | 183 ms | – |
| /glossary/stewardship | C | Caution | 100% | 220 ms | – |
| /glossary/techno-feudal | C | Caution | 100% | 93 ms | – |
| /glossary/tomfoolery | C | Caution | 100% | 94 ms | – |
| /glossary/unabated | C | Caution | 100% | 92 ms | – |
| /lexicon/snapshot | C | Caution | 100% | 196 ms | – |
| /witness/attest | C | Caution | 100% | 203 ms | – |
12 of www.pennypress.org's endpoints are rated Proceed: reliable in monitoring with a stable price and payout wallet, and the best ones delivered in a real paid test. Grades are per endpoint, so look up the one your agent is about to pay.
Lumière PayCheck checks every endpoint about every 30 minutes: does it answer with a valid x402 quote, is the price and payout wallet stable. Then we pay some of them for real and check the response against what the listing promised. Failures are re-tested before they count. How it works.
Yes, for free. Call check_payment (API or MCP) with the endpoint, amount and payTo from the 402 quote, and pay only if it returns allow. Check an endpoint now.