In a digital age where the question of who holds your words has become as consequential as the words themselves, Mozilla and French AI startup Mistral have announced a partnership to bring an AI assistant into the Firefox browser — one built on a rare promise: your conversations will not be stored, sold, or used to train the next generation of models. The announcement arrives as Mistral, freshly bolstered by a record-breaking three-billion-euro European funding round, positions itself as a principled alternative to the dominant American AI platforms. It is, at its core, a wager that privacy is