API for managing cross-protocol cross-chain DeFi rebalancing operations exposing:

Auth – challenge/verify flow for JWT issuance.
Project settings – fetch current project settings.
User configuration – register or update token-level user-rebalancer settings and fetch current wallet configs.
Deposits – create deposit intents, receive tracking IDs, and poll status through PROCESSING -> BRIDGING (cross-chain only) -> SUCCESS/FAILED/EMERGENCY_WITHDRAW. New deposits may return 503 with DEPOSITS_PAUSED during maintenance.
Withdrawals – submit signed withdrawal requests, receive tracking IDs, and monitor status PROCESSING -> SUCCESS/FAILED.
Balances – query wallet-level balances and withdraw details, as well as balances in bridge progress.
Rewards – aggregated rewards and claim details per wallet.
Pools – list supported protocols (Aave, Morpho, Euler, etc.), their pools, APY breakdowns, and TVL snapshots.
Transaction Costs – current deposit/withdraw on-behalf transaction fees and minimum amounts by chain.
AI Agent Guide – Markdown flow guide at /SKILL.md with signing formats, wizard requirements, and known integration gotchas.

All endpoints require an X-API-Key. JWT authentication is required on deposit, withdrawal, and config update operations. Obtain API key by creating a new project. All requests must include the Origin header. Use Origin: https://app.metalend.tech unless you have been assigned a different allowed origin.