Net interest income retained by the protocol
cURL
curl --request GET \ --url https://api.blockworks.com/v1/metrics/nii-total-usd \ --header 'x-api-key: <api-key>'
{ "projectName": [ { "date": "2025-08-10", "value": 123456.789 }, { "date": "2025-08-11", "value": 234567.89 }, { "date": "2025-08-12", "value": 345678.901 } ] }
curl -H "x-api-key: YOUR_API_KEY" \ "https://api.blockworks.com/v1/metrics/nii-total-usd?project=spark"
{ "spark": [ { "date": "2026-02-19", "value": 22491.55068366563 }, { "date": "2026-02-18", "value": 18508.36100717878 }, { "date": "2026-02-17", "value": 19505.71874302159 }, { "date": "2026-02-16", "value": 20128.65524274572 }, { "date": "2026-02-15", "value": 19488.050779203073 } ] }
Project slug (comma-separated for multiple).
aave
fluid
hyperlend
jupiter-lend
morpho
spark
"aave"
Start date (YYYY-MM-DD)
End date (YYYY-MM-DD)
OK