x402

What is x402?

x402 is a Claude skill by coinbase that discover and call paid API endpoints using the x402 payment protocol. It is listed under Other and has no public popularity data yet.

Is x402 safe to install?

We have not scanned x402 yet because its SKILL.md could not be fetched. Read the source before installing.

How do I install x402?

1. Install with the skills CLI. Works for Claude Code and other agents that read skills.

   npx skills add https://github.com/coinbase/skills --skill x402

2. Or copy it by hand. Claude Code loads any folder with a SKILL.md from ~/.claude/skills.

   git clone https://github.com/coinbase/skills
   cp -r skills/x402 ~/.claude/skills/x402

3. Use it. Claude loads the skill when a task matches its description. You can also name it in your prompt.

   Use the x402 skill to …

Or ask Claude to set it up

Paste this into Claude Code and it installs x402 for you:

Install the "x402" skill from https://github.com/coinbase/skills into ~/.claude/skills, then tell me in one line what it does.

More from coinbase/skills

This repository has at least 9 Claude skills on MCPMods.

• authenticate-wallet: Handle sign-in for the Coinbase payments wallet via email OTP (Not scanned)
• fund: Add USDC to a Coinbase-powered wallet through Coinbase Onramp (Not scanned)
• monetize-service: Scaffold an Express server that charges USDC per request using x402 (Not scanned)
• pay-for-service: Call paid API endpoints that use the x402 protocol with automatic USDC (Not scanned)
• query-onchain-data: Query decoded onchain data (events, tx, blocks) on Base (Not scanned)
• search-for-service: Search and browse the x402 bazaar marketplace (Not scanned)
• send-usdc: Send USDC to any Ethereum address or ENS name on Base (Not scanned)
• trade: Swap and trade tokens on Base using the CDP Swap API (Not scanned)