Fee War History API
https://api.cryptoetfsentinel.com/v1/xbrl/fee-war/history
api.cryptoetfsentinel.comfirst seen 3d ago
Returns historical XBRL fee-war data for crypto ETFs.
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
This endpoint shares a payment address with 22 other resources on api.cryptoetfsentinel.com, so the breakdown below is shown at the server level — per-resource activity can't be isolated on-chain for shared addresses.
Facilitators
Chains
Base4 calls$0.18