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Every guide, concept, and reference under the AI/Agents tab, grouped by what you’re trying to do.

Equip an AI editor

Develop with AI

Install Docs MCP, Runtime MCP, agent skills, and paste the Stable context block.

Create an agent wallet

Self-custodied key via WDK — the foundation for agent payments.

Monetise and consume services

Build a pay-per-call API

Price any HTTP endpoint per request in USDT0 with x402 middleware.

Pay with an MCP server

Wrap x402-paid APIs as MCP tools so an AI client calls and pays for them.

Reference

Agentic facilitators

Settlement services for agent-to-agent commerce on Stable.

Agent wallets

Wallet specs for autonomous agent use.

Foundation concepts

x402 (HTTP-native payments)

The HTTP protocol agents use to pay per request.

ERC-3009

The signed-authorization standard x402 settles through.
Last modified on April 23, 2026