Grok starts at $16/mo; Meta AI is free. Both rated 4.3/5 by users.
AI assistant by xAI (Elon Musk) with real-time access to X/Twitter data and uncensored responses.
Meta's AI assistant powered by Llama 4 — built into WhatsApp, Instagram, Facebook, and Messenger.
Independent analysis based on features, pricing, and user ratings
Grok uniquely offers Real-time X/Twitter data, Code assistance, Web search. Meta AI uniquely offers WhatsApp/Instagram integration, Real-time search, Llama 4 powered. Both share 2 features including Image generation, Voice mode.
Grok starts at $16/mo; Meta AI is free.