# Filament Docs > Filament (Filament Finance) is a hybrid on-chain perpetual / derivatives DEX on the Sei Network, pairing an off-chain orderbook with a Compartment-Based (COMB) liquidity pool for deep liquidity in thin markets. Filament Pro offers up to 30x leverage on crypto perpetuals with USDC collateral, and exposes a signature-authenticated REST + WebSocket order-book API for market makers. ## Filament Pro Docs - [About Filament Pro](https://docs.filament.finance/about-filament-pro.md) - [Orderbook](https://docs.filament.finance/fundamentals/orderbook.md) - [COMB (Compartment-Based) Liquidity Pool](https://docs.filament.finance/fundamentals/comb-compartment-based-liquidity-pool.md) - [Bridging](https://docs.filament.finance/guides/bridging.md) - [Connecting to Sei](https://docs.filament.finance/guides/connecting-to-sei.md) - [Depositing Funds](https://docs.filament.finance/guides/depositing-funds.md) - [Trading](https://docs.filament.finance/guides/trading.md) - [Providing Liquidity](https://docs.filament.finance/guides/providing-liquidity.md) - [Filament Credit System](https://docs.filament.finance/community/filament-credit-system.md) - [Trading Guilds](https://docs.filament.finance/community/trading-guilds.md) - [Brand Kit](https://docs.filament.finance/resources/brand-kit.md): Please adhere to these guidelines when featuring Filament in digital and print media - [Security Audits](https://docs.filament.finance/resources/security-audits.md) - [Filament API](https://docs.filament.finance/market-makers/filament-api.md)