EtherFi Cash credit backend now runs on Aave V4

August 14, 2026

EtherFi Cash has moved its credit backend to a dedicated Aave V4 instance on Optimism, now powering over 100,000 cardholders. Users can borrow against PAXG, SPYx, WBTC, ETH, and ETHFI, with more collateral types coming as the integration expands.

Aave

We built Aave Protocol, an open source and non-custodial liquidity protocol and the Aave app, a web interface for users to interact directly with the protocol.

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EtherFi Cash credit backend now runs on Aave V4 — Outposts