Headlines like “Man Proposed to His AI Girlfriend” and “She’s In Love With ChatGPT” reflect a cultural moment where romantic relationships with artificial intelligence are no longer niche curiosities—they’re mainstream. Companion AIs, like Replika or Character.AI, are increasingly embedded in people’s emotional lives, and sometimes even their romantic ones. Replika, for example, boasts over 30 million users as of mid-2024, with…