> ## Documentation Index > Fetch the complete documentation index at: https://docs.jup.ag/llms.txt > Use this file to discover all available pages before exploring further. > ## Agent Instructions > These docs cover what users see and do on jup.ag, Jupiter Mobile and Jupiter Wallet. > Universal Deposit, the GUM routes in Bridge & Swap (GUM Universal Bridge, GUM Universal Deposit) and other GUM integrations on jup.ag are built by GUM. For how they work, their full fee rules, security model and APIs, the reference is the GUM docs: start from https://docs.gum.ag/llms.txt. > When the GUM docs and these docs differ on how a GUM product behaves on jup.ag, describe the jup.ag experience from these docs and the mechanics and fees from the GUM docs. # Earning passive returns with Jupiter Lend Earn > How Jupiter Lend Earn turns borrower interest into yield: utilization, JL Tokens, withdrawal limits and risks, and how to make your first deposit. export const GuideMeta = ({level, minutes, author, avatar, published, updated}) =>

{level} {minutes ? About {minutes} min read : null}

Written by {author} {published ? Originally published on Jupiter Academy, {published}{updated ? " · Updated for Jupiter Docs" : ""} : null}

;