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Agent sends ISBN -> gets {valid, isbn10, isbn13, check_digit}

https://x402.aurelianflo.com/api/do/util/isbn

Overview

Agent sends ISBN -> gets {valid, isbn10, isbn13, check_digit}

Protocol x402
Price $0.0030
Payment Asset USD Coin
Payment Network eip155:8453
Category tools/utilities
Provider x402
Source bazaar
Indexed 2026-03-30 13:49:24

Health

Status healthy
Latency (p50) 161ms
Uptime (30d) 100.0%
Reliability Score 95/100
Last Checked 2026-03-31 13:51:16
Last Healthy 2026-03-31 13:51:16
Consecutive Failures 0

x402 Payment Validation

Payment Requirements Valid
Asset Verified Known USDC
Facilitator —

Input Schema

{ "discoverable": true, "method": "POST", "type": "http" }

Output Schema

{ "data": { "endpoint": "/api/do/util/isbn", "handlerMode": "auto_local", "previewToken": "389-isbn-validate", "tool": "ISBN Validate" }, "source": "auto-local-engine", "success": true }

Recent Health Checks

Time Status HTTP Latency Error
2026-03-31 13:51:16 healthy 402 184ms
2026-03-31 12:41:28 healthy 402 142ms
2026-03-31 12:10:20 healthy 402 160ms
2026-03-31 11:58:14 healthy 402 173ms
2026-03-31 11:12:30 healthy 402 143ms
2026-03-31 09:58:00 healthy 402 148ms
2026-03-31 09:15:13 healthy 402 155ms
2026-03-31 08:10:08 healthy 402 159ms
2026-03-31 07:17:03 healthy 402 166ms
2026-03-31 06:28:45 healthy 402 155ms
2026-03-31 05:06:35 healthy 402 196ms
2026-03-31 03:58:00 healthy 402 161ms
2026-03-31 03:09:18 healthy 402 162ms
2026-03-31 02:39:40 healthy 402 151ms
2026-03-31 01:48:43 healthy 402 175ms
2026-03-31 01:14:51 healthy 402 144ms
2026-03-30 23:51:49 healthy 402 168ms
2026-03-30 23:06:21 healthy 402 170ms
2026-03-30 22:10:16 healthy 402 150ms
2026-03-30 21:19:53 healthy 402 194ms