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Countersign

countersign-network

Kill switch + spend guard for AI agents that spend money, across every wallet vendor at once.

Setup

Choose your client, copy the config, then fill in any required environment variables.

Add to CursorAdd to VS Code

claude mcp add countersign --env COUNTERSIGN_URL='<COUNTERSIGN_URL>' --env COUNTERSIGN_API_KEY='<COUNTERSIGN_API_KEY>' -- npx -y @countersign/mcp

Environment variables

  • COUNTERSIGN_URL
  • COUNTERSIGN_API_KEY

Replace the placeholders with your own credentials and keep them out of version control.