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console.log('Order created successfully using 0x v8.9.1'); console.log(order);
Date: May 2026 Software Category: Decentralized Exchange (DEX) Infrastructure / Smart Contract Framework Maintainer: 0x Project (0x Labs) License: Apache 2.0 Introduction In the rapidly evolving world of decentralized finance (DeFi), the 0x Protocol stands as a cornerstone for liquidity aggregation and peer-to-peer exchange. For developers integrating this protocol, version control is critical. While the 0x core smart contracts and TypeScript libraries are constantly updated, a specific request that often appears in developer forums is for 0x Version 8.9.1 Download . 0x Version 8.9.1 Download-
const OrderBuilder = require('@0x/order-utils'); const assetDataUtils = require('@0x/order-utils'); const BigNumber = require('@0x/utils'); async function main() // Example: Create a sell order for WETH to DAI const makerAssetData = assetDataUtils.encodeERC20AssetData('0xTokenA'); const takerAssetData = assetDataUtils.encodeERC20AssetData('0xTokenB'); console
npm list @0x/contract-wrappers # Output should show: @0x/contract-wrappers@8.9.1 If you need the raw Solidity smart contracts (for local compilation or auditing): const OrderBuilder = require('@0x/order-utils')