Self-custody means users retain control of private keys or smart-account authorities that hold collateral, instead of trusting a centralized exchange hot wallet.
Understanding self-custody
ApeX Omni emphasizes self-custodial trading for perpetuals on zkLink X, combining CEX-like UX with on-chain settlement properties.
Self-custody does not eliminate market risk, liquidation risk, or smart-contract risk — it changes who controls withdrawal authority.