🔗 Mercury 3 Full Tutorial: 100M FREE Tokens + Connect to OpenCode (Step by Step) 🎵EN Mercury 3 is Inception Labs' new diffusion AI model — it doesn't write one word at a time, it refines parts in parallel, and it claims 1,068 tokens per second with a 1-million-token context. In this full tutorial, I show you step by step how to claim your free tokens, create your API key, connect Mercury 3 to OpenCode, and run your first real build — no payment details needed for the free grant.