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Nexus Data Availability User Guides

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- Avail old API docs

Introduction to Nexus
Concepts
Nexus SDK Overview
Quickstart
- Nexus Core
- Nexus Elements
More examples with Nexus SDK
- Barebones initialization inside Next JS
- Initialize the Nexus SDK using RainbowKit
Nexus SDK Reference
- Nexus Core
- Bridge Methods
  - Methods
  - Fetch Bridge Balances
  - Bridge
  - Bridge and Transfer
  - Bridge & Execute
  - Events
  - Bridge Events
- Swap Methods
  - Methods
  - Fetch Swap Balances
  - Swap Exact In
  - Swap Exact Out
  - Events
  - Swap Events
- Hooks and Errors
- API Reference
- Nexus Elements
- Get started with Nexus Elements
Nexus cheat sheet

Question? Give us feedback Edit this page on GitHub

NexusConcepts

Concepts

Refer to this section to learn more about the key concepts around Nexus that you need to know as a developer.

Chain Abstraction Allowances Intent Solvers Intent Lifecycle Bridge Functions Swap Functions Selecting source chains for Nexus operations Bridge balances vs Swap balances

Last updated on December 23, 2025

Introduction to Nexus Chain Abstraction

The essential base layer for modern blockchains.

Data Availability Resources

The Data Availability Problem What is Avail?Data Attestation Bridge Ability to Scale Reference Document

Node Repositories

Light Client Full Node

Network Guides

Node Guide Validator Guide

Company

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