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Connect Machines to Codex so your coding agent can check balances, create cards, handle crypto deposits, and place purchases.

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Prerequisites

  • Node.js 18+
  • Codex installed and running
  • A Machines account with identity verification complete

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Setup

1

Install Machines for Codex

npx @machines-cash/agent-skill install --host codex
2

Log in

npx @machines-cash/agent-skill auth login
Approve access in your browser.
3

Confirm in Codex

Open Codex and verify that the Machines skill is available.
4

Verify it works

Ask Codex: show my balance

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Example prompts

Try:
  • show my balance
  • list my active cards
  • search apple airpods pro on amazon
  • buy these apple airpods pro on amazon using my default card
  • check the status of my latest purchase

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Useful commands

npx @machines-cash/agent-skill install --host codex     # install
npx @machines-cash/agent-skill auth login                # login
npx @machines-cash/agent-skill auth login --manual-key   # manual login fallback
npx @machines-cash/agent-skill doctor                    # health check

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Troubleshooting

ProblemFix
Machines not visible in CodexRun the install command again, then reopen Codex
Login window didn’t openUse --manual-key flag for manual login
Still not connectedRun doctor to diagnose, or see MCP Setup

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Next steps