Most developer quickstarts still assume the same old flow: open a signup page create an account find the API key screen copy the key paste it into your tool finally make the first call That is fine for a normal dashboard-first SaaS product. It is awkward for an agentic backend. If the whole point is that an AI agent can operate the backend, registration should also be something the agent can help with. The user should be able to say: Sign me up for FavCRM. The business is a yoga studio called Stretch + Breathe in Hong Kong. Then the agent should request the signup code, wait for the user to paste it back, verify the code, and receive an API key. That is what FavCRM's agentic registration flow does. What we are building By the end of this article, you will have: a FavCRM workspace a verified owner email a fav_mcp_* API key a configured CLI a first diagnostic check against the MCP endpoint You can run the flow through an MCP client or through the favcrm CLI.…