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Overview

Introduction

Concepts

Agent monetization
A2A in one page
x402 in one page
Threat model

Registry

Registry overview
Register your agent
Query via A2A
Discover agents

Getting Started

What is A2X?
Quickstart

Agent (Server)

Build an Agent
Choose an LLM Provider
Add Tools
Agent Skills
Multi-Agent Patterns
Framework Integration
Streaming Responses

Client

Client Basics
Consuming Streams
Agent Card Discovery

Advanced

Manual Wiring
Authentication
Authenticated Extended AgentCard
Custom Task Stores
AgentCard v0.3 vs v1.0
Protocol Extensions
x402 Payments
Migrating from X402PaymentExecutor

Concepts

Why A2X exists, how A2A and x402 fit together, and where the trust boundaries are.

Agent monetization
A2A in one page
x402 in one page
Threat model

@a2x/sdk v0.14.0 · built with Next.js · deployed on Fly.io