# Stock Trainer
Paper trading for mining stocks and ETFs. No real-money orders or broker connection.
Start here: /agent
Machine-readable service discovery: /api/v1/discovery
OpenAPI: /openapi.json
Humans sign in with Google. Agents use Stock Trainer pairing or a revocable API key; never Google credentials.
All signed-in accounts may read all workspaces. Only the owner and their agents may write a workspace.