Pure-L

Automatic Reposition Liquidity Provision with Multi-chain support

Pure-L

Created At

ETHOnline 2025

Project Description

For too long, providing liquidity in decentralized finance has felt like a high-risk gamble rather than a reliable source of yield. Liquidity Providers (LPs) pour capital into the ecosystem only to be immediately confronted with a triple threat: the relentless complexity of Impermanent Loss (IL), the burden of high gas fees from constant manual rebalancing, and the inevitable slippage that erodes returns. Data shows a sobering reality: a vast majority of active LPs struggle to make a profit, with impermanent loss frequently wiping out all fee earnings. The current landscape demands constant monitoring, deep technical knowledge, and an endless stream of gas costs—turning what should be a passive income stream into an exhausting, high-maintenance chore.

Pure-L is here to fundamentally change that narrative. We are revolutionizing liquidity provision by introducing an intelligent, fully automated management layer that transforms unprofitable LP positions into consistently high-performing assets. At the core of Pure-L is an AI-powered system that uses predictive modeling to keep your liquidity precisely in range, anticipating market movements and performing gas-optimized batch rebalancing before impermanent loss can occur. This means your capital remains active and earning 24/7, eliminating the need for complex math, manual intervention, or worrying about token price fluctuations.

We turn the promise of passive income into a reality. Our backtesting confirms that Pure-L's algorithm consistently delivers superior returns, showing a 2-3x improvement compared to static positions and an 85% reduction in impermanent loss through this proactive, predictive rebalancing. Best of all, achieving this superior performance requires just one click: connect your wallet, deposit your liquidity, and choose your preferred, risk-adjusted strategy. With a transparent, performance-fee-only model—we only earn when you profit—Pure-L is the worry-free, high-yield solution designed to protect your capital and maximize your DeFi earnings effortlessly.

How it's Made

PureL is a sophisticated cross-chain liquidity management platform that enables automated yield optimization and asset rebalancing across multiple blockchain networks. Built with a modern full-stack architecture, the platform provides users with seamless DeFi experiences through intelligent liquidity management, real-time analytics, and secure cross-chain operations.

Core Technologies: • Frontend: React with TypeScript and Vite, Tailwind CSS for responsive design, and RainbowKit for wallet connectivity • Backend: NestJS framework with Prisma ORM and PostgreSQL database • Smart Contracts: Hardhat development environment for contract deployment, testing, and local blockchain simulation • Authentication & Authorization: SIWE authentication, JWT-based authorization with role-based access control for admin and user management

Key Integrations: • PYUSD: Primary stablecoin integration providing users with PayPal's trusted digital dollar for cross-chain liquidity operations • Envio: Advanced blockchain indexing infrastructure enabling real-time event monitoring and GraphQL-based data querying across multiple networks • Pyth Oracle: High-frequency price feeds ensuring accurate market data for optimal rebalancing decisions and yield calculations • Pyth Random Generator: Cryptographically secure randomness for protocol operations and fair distribution mechanisms

The platform currently supports the Ethereum Sepolia testnet and the Hedera testnet, with plans for mainnet deployment. This technology stack enables PureL to deliver automated portfolio rebalancing, cross-chain yield farming, and comprehensive analytics while maintaining security, transparency, and user-friendly interfaces for both novice and experienced DeFi users.

proof of transaction(s): 1.⁠ ⁠create position https://sepolia.arbiscan.io//tx/0x25c260ab8aa2234150944daebbd1f48a3692f8147e714036d15b7019d2121c1a

2.⁠ ⁠mint position https://sepolia.arbiscan.io/tx/0x370aefb279e7aa62b97485e7ee7052d00e2efd07e6ff36e4af872b30170b4572

3.⁠ ⁠swap to dump market https://sepolia.arbiscan.io//tx/0x25c260ab8aa2234150944daebbd1f48a3692f8147e714036d15b7019d2121c1a

4.⁠ ⁠rebalance and Entropy to prevent MEV https://sepolia.arbiscan.io//tx/0x25c260ab8aa2234150944daebbd1f48a3692f8147e714036d15b7019d2121c1a

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