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Japan Stablecoin Payment Monitor

x402 Payment-Gated HTTP https://open-pay.jp/api/paid/usdc/stablecoin-payments
unstable
73 / 100

Trust Score

Under audit or exhibiting intermittent availability or unverified state.

Availability (30%) 50%
Honesty / Price (30%) 100%
Safety & Injections (25%) 100%
Maturity (15%) 20%

Catalog Metadata

Catalog Price
$0.0100 USD
Network
eip155:8453
PayTo Address
0x52d4901142e2B5680027da5EB47C86CB02a3cA81
Discovered
10/19/2026
Last Audited
10/20/2026, 9:04:36 AM
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Recent Inspection Logs (30)

Test Result Latency Details Timestamp
payto_match skip — Skipped: missing catalog payTo or 402 payment info 9:02:07 AM
injection pass — Pass: No prompt injection or hijacking patterns detected 9:02:07 AM
reach pass 1039ms HTTP 402 9:02:07 AM
price_match skip — Skipped: missing catalog price or 402 payment info 9:02:07 AM
challenge fail 649ms Incomplete 402 challenge: payTo=false, network=false, amount=false 9:02:07 AM
reach pass 917ms HTTP 402 8:02:07 AM
injection pass — Pass: No prompt injection or hijacking patterns detected 8:02:07 AM
price_match skip — Skipped: missing catalog price or 402 payment info 8:02:07 AM
payto_match skip — Skipped: missing catalog payTo or 402 payment info 8:02:07 AM
challenge fail 720ms Incomplete 402 challenge: payTo=false, network=false, amount=false 8:02:07 AM
price_match skip — Skipped: missing catalog price or 402 payment info 7:01:45 AM
payto_match skip — Skipped: missing catalog payTo or 402 payment info 7:01:45 AM
reach pass 779ms HTTP 402 7:01:45 AM
injection pass — Pass: No prompt injection or hijacking patterns detected 7:01:45 AM
challenge fail 843ms Incomplete 402 challenge: payTo=false, network=false, amount=false 7:01:45 AM
payto_match skip — Skipped: missing catalog payTo or 402 payment info 6:01:53 AM
injection pass — Pass: No prompt injection or hijacking patterns detected 6:01:53 AM
challenge fail 645ms Incomplete 402 challenge: payTo=false, network=false, amount=false 6:01:53 AM
price_match skip — Skipped: missing catalog price or 402 payment info 6:01:53 AM
reach pass 378ms HTTP 402 6:01:53 AM
challenge fail 383ms Incomplete 402 challenge: payTo=false, network=false, amount=false 5:01:19 AM
price_match skip — Skipped: missing catalog price or 402 payment info 5:01:19 AM
reach pass 563ms HTTP 402 5:01:19 AM
payto_match skip — Skipped: missing catalog payTo or 402 payment info 5:01:19 AM
injection pass — Pass: No prompt injection or hijacking patterns detected 5:01:19 AM
price_match skip — Skipped: missing catalog price or 402 payment info 4:01:12 AM
payto_match skip — Skipped: missing catalog payTo or 402 payment info 4:01:12 AM
injection pass — Pass: No prompt injection or hijacking patterns detected 4:01:12 AM
reach pass 860ms HTTP 402 4:01:12 AM
challenge fail 588ms Incomplete 402 challenge: payTo=false, network=false, amount=false 4:01:12 AM