New WhatsApp feature: How AI Writing Help can rephrase your messages privately

WhatsApp has launched a new AI feature, “Writing Help,” that allows users to rephrase, proofread, or change the tone of their messages, the Meta-owned company announced Wednesday. AI-powered suggestions, privacy-first Writing Help leverages Meta’s Private Processing technology, meaning AI-generated suggestions are created without Meta or WhatsApp ever reading the original message or the rewrites. Messages remain fully private, end-to-end encrypted, even when using the tool. “Writing Help is our latest AI feature powered by Private Processing that keeps your messages completely private,” WhatsApp said in a blog post. “You can review AI suggestions in different styles — professional, funny, or supportive — and edit them before sending to deliver the perfect message.” Accessible to all phones Unlike iPhone-specific writing tools, WhatsApp integrates this feature directly into the app, making it available to millions of Android users, including mid-range devices. Optional and privacy-focused Private Processing is off by default. Users must enable it to access Writing Help and other Meta AI-based features like Message Summaries. Independent audits by NCC Group and Trail of Bits have validated the architecture, ensuring strong privacy protections. “For those interested in the technical details behind Private Processing, we invite you to read our engineering blog and
Read More