Across Docs
V3 Developer Docs
V3 Developer DocsV2 Developer DocsUser Docs
V3 Developer Docs
V3 Developer DocsV2 Developer DocsUser Docs
  • 👋Introduction
    • Welcome to Across
    • What is Across?
    • Technical FAQ
    • Migration Guides
      • Migration from V2 to V3
      • Migration to CCTP
        • Migration Guide for Relayers
        • Migration Guide for API Users
      • Migration Guide for Non-EVM and Prefills
        • Breaking Changes for Indexers
        • Breaking Changes for API Users
        • Breaking Changes for Relayers
        • Testnet Environment for Migration
  • 🔗Use Cases
    • Instant Bridging in your Application
      • Bridge Integration Guide
      • Multi Chain Bridge UI Guide
      • Single Chain Bridge UI Guide
    • Embedded Cross-chain Actions
      • Cross-chain Actions Integration Guide
        • Using the Generic Multicaller Handler Contract
        • Using a Custom Handler Contract
      • Cross-chain Actions UI Guide
    • Settle Cross-chain Intents
    • ERC-7683 in Production
  • 🧠Concepts
    • What are Cross-chain Intents?
    • Intents Architecture in Across
    • Intent Lifecycle in Across
    • Canonical Asset Maximalism
  • 🛠️Reference
    • API Reference
    • App SDK Reference
    • Contracts
      • Aleph Zero
      • Arbitrum
      • Base
      • Blast
      • Ethereum
      • Linea
      • Ink
      • Lisk
      • Mode
      • Optimism
      • Polygon
      • Redstone
      • Scroll
      • Soneium
      • Unichain
      • World Chain
      • zkSync
      • Zora
    • Selected Contract Functions
    • Supported Chains
    • Fees in the System
    • Actors in the System
    • Security Model and Verification
      • Disputing Root Bundles
      • Validating Root Bundles
    • Tracking Events
  • 🔁Relayers
    • Running a Relayer
    • Relayer Nomination
  • 📚Resources
    • Release Notes
    • Developer Support
    • Bug Bounty
    • Audits
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