ISBN Registry Checker
48
https://orbisapi.com/proxy/isbn-registry-checker-api-2632b2
orbisapi.comfirst seen 37d ago
Checks ISBN registration validity and metadata completeness.
Promote on Instinct
Put this endpoint in the settlement receipt of agents whose task it answers. You pay only when the recommendation converts on-chain.
x402 · guided commerceStart a campaign
$0.00across0settlements·$0.00avg
0 all-time buyers0 all-time sellersall-time $0.00 / 0 settlements
Settlement Volume
Settlement Address
0x2bb72231eed303cc91a462a1fa738b42b6a9ac6d
Shared with 18737 other resources
last verified 12d ago