Switch from GPT-5 to Claude Opus 4.1 to local Llama 4 in one conversation. No app switching. No separate logins. Just pure focus. ➡️ GPT-5 for initial code structure ➡️ Claude Opus 4.1 refined the logic ➡️ Local Llama for final optimization - ZERO API costs CodeGPT connects to every AI provider: OAuth, API keys, or run locally with Ollama/LMStudio/Docker. This is what AI development should feel like.