@1247/across-bridge

Name: @1247/across-bridge
Availability: InStock
Author: Starchild-ai-agent

Bridge ETH and ERC-20 tokens across EVM-compatible blockchains via Across Protocol.

1|2|Updated Feb 25, 2026

Search Tags:#cross-chain #bridge #defi #evm #token transfer #across protocol

Ready to run

npx skills add https://github.com/Starchild-ai-agent/community-skills --skill 1247-across-bridge

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: @1247/across-bridge
Source: https://github.com/Starchild-ai-agent/community-skills/tree/main/1247/across-bridge
Command: npx skills add https://github.com/Starchild-ai-agent/community-skills --skill 1247-across-bridge

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill requires requests, eth-abi, and includes scripts (resource) components.

What problem does it solve?

This Skill simplifies the process of moving digital assets (ETH and ERC-20 tokens) between different Ethereum Virtual Machine (EVM) compatible blockchains, saving users time and effort in cross-chain transactions.

Core Features & Use Cases

Cross-Chain Bridging: Facilitates seamless token transfers between supported EVM chains.
Multi-Token Support: Handles native ETH and popular ERC-20 tokens like USDC, USDT, WBTC, and DAI.
Real-time Quotes: Provides live fee estimates and transaction details before execution.
Use Case: Quickly move USDC from the Base network to Arbitrum to take advantage of a trading opportunity.

Quick Start

Bridge 100 USDC from Base to Arbitrum using your wallet address.

Frequently Asked Questions about @1247/across-bridge

High-intent search queries and answers about installing and using this skill.

FAQPage Schema

How do I bridge tokens across EVM chains using Across Protocol?▼

To bridge tokens across EVM chains, the Skill generates transaction quotes and calldata for depositV3 via the Across Protocol. It supports moving native ETH and ERC-20 assets like USDC or USDT between compatible blockchains.

Can I bridge ERC-20 tokens like USDC and WBTC between EVM blockchains?▼

Yes, you can bridge ERC-20 tokens like USDC, WBTC, and DAI between EVM blockchains. The Skill facilitates cross-chain token transfers by generating the necessary deposit transaction data and tracking the deposit status.

What Python libraries are needed for cross-chain token transfers with this Skill?▼

You need the requests and eth-abi Python libraries installed to execute scripts for cross-chain token transfers. These dependencies handle network communication and Ethereum ABI encoding for generating valid depositV3 calldata.

How do I get real-time fee estimates for cross-chain token transfers?▼

You get real-time fee estimates for cross-chain token transfers by requesting automated transaction quotes before execution. The Skill provides live fee estimates and transaction details to ensure accurate asset bridging.

What is depositV3 calldata generation for cross-chain bridging?▼

DepositV3 calldata generation for cross-chain bridging is the process of encoding transaction parameters required by the Across Protocol. The Skill uses the eth-abi library to create this data, enabling secure token transfers between EVM chains.

Are there limitations on which EVM chains I can use for cross-chain bridging?▼

Cross-chain bridging is limited to multiple EVM-compatible blockchains supported by the Across Protocol. The Skill handles native ETH and specific ERC-20 tokens, requiring valid wallet addresses to generate quotes and track deposit status.