How to Use Multiple AI Models in One Chat Without Paying for Any of Them

Most AI apps lock you into one model per conversation. If you want to compare how Llama handles a question versus Qwen, you open two apps or two browser tabs, paste the same prompt, and compare side by side. If you want to start with a fast model and switch to a smarter one for the hard parts, you lose your context and start over. That is not how you would use AI if there were no artificial barriers. You would use the right model for each question, in the same conversation, without thinking about it. Off Grid lets you do exactly that. Switch between any model - on your phone or on your network - at any point in a conversation. The chat history stays. The context carries over. You just change which brain is answering. How it works Off Grid gives you access to models from two sources: On your phone. Smaller models that run directly on your hardware. Qwen 3.5 0.8B, 2B, Phi-4 Mini, SmolLM3. These load into your phone's memory and run inference on the CPU/GPU. No network needed. On your net