ZeroDev Go SDK

Go SDK for building and sending EIP-4337 User Operations with EIP-7702 support via ZeroDev's Kernel accounts.

Installation

go get github.com/zerodevapp/go-sdk

Features

• Build and send EIP-4337 User Operations
• EIP-7702 authorization signing for EOA delegation
• Support for multiple Kernel versions (0.3.1, 0.3.2, 0.3.3)
• Batch multiple calls in a single User Operation
• Wait for User Operation receipts with automatic polling
• ECDSA signature support

Environment Variables

The SDK requires the following environment variables to be set:

1. Copy the .env.example file to .env:

   cp .env.example .env

2. Edit .env and add your ZeroDev project id:

   ZERODEV_PROJECT_ID=your-project-id-here
   
   # Obtain the API Key from ZeroDev Dashboard
   USEROP_BUILDER_API_KEY=your-api-key-here
   # Or use the team API key
   USEROP_BUILDER_TEAM_API_KEY=your-team-api-key-here

Get your Project ID from the ZeroDev Dashboard.

Running Examples

First, set up your environment variables:

# Copy the example .env file
cp .env.example .env
# Edit .env and add your ZERODEV_PROJECT_ID and USEROP_BUILDER_API_KEY

Then run an example:

# Run the EIP-7702 example
go run ./example -e 7702

# Show available commands
go run ./example help

Requirements

• An active ZeroDev project ID (from ZeroDev Dashboard)
• Configure gas sponsorship policy for the ZeroDev project to allow gasless transactions.

License

See LICENSE file for details.

Support

For issues and questions:

• GitHub Issues: github.com/zerodevapp/go-sdk/issues
• Documentation: docs.zerodev.app