I also made a free browser extension, specifically for AI, so far covering Gemini, Claude and ChatGPT. It's already on Google Developer Store.
https://chromewebstore.google.com/detail/secureprompt-local-ai-pri/pihgeaimnmkeeffcagdchjhhnghgahhh?authuser=0&hl=en
Feel free to check it out. Any constructive feedback is welcome. :)