# WOOFi: Liquidity Source Integration Proposal

**URL:** <https://forum.cow.fi/t/woofi-liquidity-source-integration-proposal/3007>\
**Category:** Technical\
**Created:** [May 14, 2025, 6:01am UTC](https://forum.cow.fi/t/woofi-liquidity-source-integration-proposal/3007 "2025-05-14T06:01:01Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![Merlin](https://avatars.discourse-cdn.com/v4/letter/m/8baadc/32.png) [@Merlin](https://forum.cow.fi/u/Merlin)\
**Post date:** [May 14, 2025, 6:01am UTC](https://forum.cow.fi/t/woofi-liquidity-source-integration-proposal/3007/1 "2025-05-14T06:01:02Z")

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# WOOFi: Liquidity Source Integration Proposal

## Title

WOOFi: Liquidity Source Integration Proposal

## Author

Ivan Shen  
Email: ivan@woo.network

Merlin Au  
Email: merlin@woo.network

## Simple Summary

WOOFi is a leading decentralized exchange (DEX) with over $70B in cumulative trading volume and more than 250k monthly active users. It supports 10+ blockchains and offers a diverse range of products, including earn vaults, simple swaps, crosschain swaps, and perpetual futures.

## Motivation

WOOFi’s swap uses an onchain market-making algorithm called Synthetic Proactive Market Making (sPMM). The sPMM algorithm, which works in tandem with WOOFi’s high-frequency onchain oracles allows professional market makers to simulate the price, spread, and depth of the order book on centralized exchanges onchain.

- WOOFi is the only swap DEX that pays rebates to wallets, apps, and aggregators that route order flow to it.

- WOOFi have already been integrated by over 10 aggregators, including 1inch, Odos, Velora, 0x, and KyberSwap.

- WOOFi supported USDC,ETH,WBTC,USDC.e,USDT,ARB,cbBTC and USDbC on Arbitrum and Base chain.These tokens can all be paired with each other.

- WOOFi swap have an average trading volume of over 20 million across the entire chain, with peak volumes exceeding 100 million.

## Technical Specification

### Price Discovery

- How can solvers obtain price information?

- API endpoints or on-chain methods

- Response formats and data structures

- Rate limits and performance characteristics

### Settlement Interface

- Smart contract addresses

- Function signatures

- Parameter specifications

- Gas cost estimates

- Example transactions  
[Base Transaction Hash: 0xeeac30a4b9... | BaseScan](https://basescan.org/tx/0xeeac30a4b9e5b72561bd2f3f7fb08c25fb3652c39c559260bb11e33649c31d0a)  
[Arbitrum One Transaction Hash: 0x07b8d455f7... | Arbitrum One](https://arbiscan.io/tx/0x07b8d455f70727c99476e94b70f15ce1365ecd06ec876c0450eb57c0ce609c4b)

## Integration Incentives

WOOFi rebates 20% of its swap fee in USDC back to the broker who routes the trades to it.

## Additional Information

- Security audits

- Integrate WOOFi helper

## Contact Information

Name: Merlin Au  
Email: merlin@woo.network  
Github: [0xmer1in (Merlin) · GitHub](https://github.com/0xmer1in)  
Telegram: merlin\_WG