Implementation guides: instructions for your coding agent (Claude Code, Cursor, Codex) to build Agentcard into your app.
commerce-sdk Commerce SDK: Give your agent a buy tool: search, cart and checkout at real stores, each order approved by the shopper.
vault Vault: Let your users store their own card once; your agent pays with it, each payment approved with their passkey.
issuing Issuing: Issue your users virtual cards funded from their balance, with a card number your agent types into any checkout.
Print one: agent-cards guide <name>
Production: agent-cards guide <name> --mode production (every check stops before real money moves)
Hand it to your agent, or let the agent run the command itself.