Guides

Emode

How Efficiency Mode affects your borrowing power and how to use it effectively on Project 0.

Efficiency Mode (Emode) automatically gives you better borrowing power when your collateral is correlated with your debt. For example, lending SOL and borrowing an LST gives you a much higher LTV than lending SOL and borrowing USDC, because SOL and LSTs are highly price-correlated.

You do not need to toggle anything. P0 applies the most favorable Emode setting to your account automatically.

Emode Tiers

Emode pairings are organized into tiers. Assets within the same category (e.g., LSTs) are grouped into tiers based on their risk profile, with higher tiers receiving better Emode weights. You can explore all available tiers and their current weights in the app.

Common Emode Pairings

SOL / LST

The most common Emode pairing. Lending SOL and borrowing an LST (or vice versa) benefits from the high price correlation between the two assets. LSTs are split into two tiers:

CollateralBorrowEmode Weight
SOLLST Tier 1 (e.g. jitoSOL, mSOL)Up to 90%
SOLLST Tier 2Up to 85%

JLP / SOL and Stables

JLP has Emode pairings with both SOL and stablecoins, making it flexible collateral for different strategies.

CollateralBorrowEmode Weight
JLPSOL85%
JLPStable Tier 1 (e.g. USDC, USDT)Up to 94%

The weights shown are illustrative; check the app for current values.

How Emode Affects Your Health

Emode changes your asset weights, which directly changes your account health and borrowing capacity.

Example: Emode Active

You deposit $100 of SOL and borrow jitoSOL. With Emode, SOL has a 90% initial asset weight (instead of the standard 80%):

Borrowing power = $100 * 0.90 = $90 of weighted collateral

You can borrow up to $90 worth of jitoSOL (assuming a 100% liability weight).

Example: Emode Lost

Now imagine you also borrow $10 of USDC from the same Account. USDC has no Emode pairing with SOL, so the Emode benefit is lost entirely. SOL falls back to its standard 80% weight:

Borrowing power = $100 * 0.80 = $80 of weighted collateral
Total debt = $10 USDC + existing jitoSOL borrow

Your weighted collateral just dropped from $90 to $80. If you were close to your borrowing limit, this could put your account in a liquidatable state.

The "Worst Case" Rule

When you borrow multiple assets, P0 uses the least favorable Emode benefit across all your borrows. It does not matter how much of each asset you borrow; a single non-preferential borrow removes the Emode advantage for the entire Account.

Worked Example

You are lending SOL. SOL has the following Emode entries:

  • Borrowing an LST Tier 1 asset (e.g. jitoSOL): Emode weight = 90%
  • Borrowing an LST Tier 2 asset: Emode weight = 85%
  • Borrowing USDC: No Emode entry (standard weight = 80%)
What you borrowSOL weight appliedWhy
LST Tier 1 asset only90%Full Emode benefit
LST Tier 1 + LST Tier 2 assets85%Worst of the two Emode rates
LST Tier 1 asset + USDC80%USDC has no Emode entry, falls back to standard
LST Tier 2 asset only85%Emode benefit for Tier 2

Before borrowing a new asset, check whether it has an Emode pairing with your collateral. Adding a non-paired borrow to an Account with active Emode can significantly reduce your health.

Using Multiple Accounts

The best way to preserve Emode benefits across different strategies is to use separate Accounts:

  • Account 1: Lend SOL, borrow jitoSOL. Emode active at 90%. Use this for your SOL/LST loop.
  • Account 2: Lend JLP, borrow stablecoins. Emode active at up to 94%. Use this for JLP strategies.
  • Account 3: Lend SOL, borrow USDC. No Emode, standard weights. Use this for general borrowing.

If all three positions were in a single Account, the USDC borrow would break the SOL/LST Emode, and mixing borrows would break the JLP Emode. By splitting, each Account gets its optimal rate.

You can create as many Accounts as you want on P0. Each Account has up to 16 positions.

Emode for Isolated Assets (Not Yet Implemented)

Normally, Isolated assets have an asset weight of zero and cannot serve as collateral. A planned extension to Emode will allow Isolated assets to receive a non-zero weight when paired with a correlated borrow. This would be useful for assets that are too risky for general collateral but safe enough to borrow against in specific correlated scenarios.

FAQ

Why did my health drop when I borrowed a new asset?

You likely lost an Emode benefit. If your existing positions had an Emode pairing (e.g., SOL/LST) and the new borrow does not (e.g., USDC), the Emode advantage is removed from your entire Account. Check whether the new borrow has an Emode entry with your collateral.

Can I get Emode back after losing it?

Yes. Repay the non-preferential borrow. Once all your remaining borrows have Emode pairings with your collateral, the Emode benefit is restored automatically.

Do I need to do anything to activate Emode?

No. P0 applies Emode automatically. Unlike Aave, there is no toggle or mode selection. You get the best rate your positions qualify for.

For the full technical details on Emode tags, configuration, and the tag resolution algorithm, see Protocol Overview: Emode.

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