0x Version 8.9.1 !link! Download Jun 2026

If "0x" refers to a different tool (e.g., an editor plugin, OS utility, or a binary package), follow the same general steps:

This allows complex trades (e.g., buy with ETH, sell for DAI, bridge via Curve) in a single transaction. Version 8.9.1 improves the gas estimation for these multi-hop transforms.

For developers utilizing the 0x swap API packages, version 8.9.1 improves error handling. Instead of generic revert strings or vague JSON-RPC errors, the updated SDK provides explicit error types for: Insufficient liquidity Slippage tolerance breaches Expired meta-transactions 0x Version 8.9.1 Download

Version 8.9.0 had a hardcoded gas limit for transferFrom calls that fails on certain zk-rollups. Solution: The patch in 8.9.1 introduces dynamic gas estimation. If you still see errors, set overrideGasPrice: true in your zero-ex configuration.

: Section 8.9.1 of its documentation describes the UNIX Control Socket feature, used for managing the server via a local API. If "0x" refers to a different tool (e

Run sha256sum [filename] on Linux/macOS to ensure the file matches the published hash.

The release of 0x Version 8.9.1 brings critical optimizations designed to lower costs and improve trade efficiency. Instead of generic revert strings or vague JSON-RPC

npm install @0x/contracts-exchange@8.9.1

To protect your project from malicious lookalike packages (typosquatting), Method 1: Using Node Package Manager (npm/yarn)

Trading assets across multiple liquidity pools (multi-hop routing) can quickly become expensive due to compounding smart contract execution fees. Version 8.9.1 introduces rewritten internal logic for asset routing, reducing the cumulative gas overhead for complex, multi-layered trades. 2. Enhanced API Integration Stability

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