MCP server that gives Claude/GPT agents commerce tools — each tool call pays an upstream x402 endpoint and returns its artifact
2 files for Codex, OpenCode and Claude Code: x402-mcp-commerce AGENTS.md, x402-mcp-commerce CLAUDE.md — 519 tokens loaded in every session.
AGENTS.md A 514 tok CLAUDE.md A 5 tok These files are nirholas/x402-mcp-commerce's own configuration — they tell Codex, OpenCode and Claude Code how to work on this repository, so they are not mods to install elsewhere. Copy one as a starting point and replace the parts that are about this project.