Discover / dev.intel.rallylive.ca
dev.intel.rallylive.ca
Validate a isbn 10: tests the value against a well-known isbn 10 pattern and returns valid true/false, the pattern used (so you can reuse it), and, when it fails, the first character position that breaks the rule. Format validation without writing regexes. $0.01 per call.
dev.intel.rallylive.ca is listed as payable by AI agents over X402 on base, base-sepolia in USDC. It answered a valid payment challenge when we last probed it at Sat, 26 Sep 2026 18:33:43 GMT.
Endpoint
https://dev.intel.rallylive.ca/dev/validate/isbn-10
Status■ Live
Facilitatorcdp
Listed in
x402-bazaar
First indexedTue, 15 Sep 2026 21:30:21 GMT
Probe history
last 11 probes| When | Result | HTTP | Method | Latency |
|---|---|---|---|---|
| Sat, 26 Sep 2026 18:33:43 | challenge | 402 | http-402 | 438ms |
| Fri, 25 Sep 2026 18:32:57 | challenge | 402 | http-402 | 665ms |
| Thu, 24 Sep 2026 18:34:36 | challenge | 402 | http-402 | 719ms |
| Wed, 23 Sep 2026 18:34:01 | challenge | 402 | http-402 | 779ms |
| Tue, 22 Sep 2026 18:34:30 | no challenge | error | 8002ms | |
| Mon, 21 Sep 2026 21:27:13 | challenge | 402 | http-402 | 581ms |
| Sun, 20 Sep 2026 21:26:04 | challenge | 402 | http-402 | 766ms |
| Sun, 20 Sep 2026 03:28:12 | challenge | 402 | http-402 | 390ms |
| Sat, 19 Sep 2026 05:36:21 | challenge | 402 | http-402 | 313ms |
| Wed, 16 Sep 2026 18:54:39 | challenge | 402 | http-402 | 705ms |
| Tue, 15 Sep 2026 21:30:35 | challenge | 402 | http-402 | 473ms |
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