>_ DOCS

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Everything you need to integrate P402: tutorials to get started, guides for specific tasks, reference for lookup, and explanations of how it all works.

Tutorials

Learn by doing.

→Quickstart (5 min)
→Build a Budget Agent

How-To Guides

Solve a specific problem.

→Connect an Agent
→Set Up MCP Server
→Manage Sessions
→Fund with USDC
→Choose Routing Modes
→Configure Caching
→Manage API Keys

Reference

Look up facts.

→API Reference
→SDK Reference
→CLI Reference
→MCP Tools
→Model Catalog
→Billing Guard
→Error Codes

Understanding P402

Learn why it works.

→Architecture
→x402 Protocol
→Routing Engine
→Security Model

>_ MORE DOCUMENTATION

→A2A Protocol →AP2 Mandates →WDK + USDT0 →Claude Skill →Escrow →ERC-8004 Trustless Agents →Intelligence Layer →V2 API Spec →AgentKit

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Tutorials

How-To Guides

Reference

Understanding P402

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BUILD MORE.