WhatsApp launches incognito AI chats with no stored history

WhatsApp introduced a private‑chat feature that prevents the platform and its owner, Meta, from accessing any AI conversation. When incognito mode is active, messages disappear from the user’s device and are never logged on Meta’s servers. The rollout follows criticism that Meta’s AI, added to WhatsApp last year, could not be turned off.

Head of WhatsApp, Will Cathcart, said users want AI answers but feel uneasy sharing personal data with the company. He highlighted demand for confidential help on health, finance and relationship topics. The new mode processes only text, not images, and Meta’s AI guardrails will refuse requests deemed harmful or illegal.

Meta AI reached one billion users across its apps by May 2025, according to CEO Mark Zuckerberg. He described the incognito feature as the first major AI product with no conversation logs stored on servers. The technology is separate from WhatsApp’s end‑to‑end encryption, which already protects regular messages, but Cathcart called it “the equivalent” for AI chats.

Cyber‑security expert Prof Alan Woodward of Surrey University warned that the disappearing logs could hinder accountability. If an AI response leads to harm, there would be no record for investigators or the platform to review. Woodward noted the risk of users placing blind trust in the AI, especially when the system cannot be audited after the fact.

The move also consolidates Meta’s AI ecosystem: WhatsApp has blocked third‑party chatbots, leaving Meta’s own AI as the sole option for its billions of users. Investors are watching Meta’s $145 billion AI infrastructure spend for 2026, hoping the privacy‑focused feature will boost user engagement and ad revenue.

What it means: Users gain a tool for highly personal queries without fear of data collection, but regulators and consumer advocates may push for safeguards that balance privacy with the ability to investigate misuse. The next test will be how Meta handles any incidents that arise from incognito chats and whether external oversight mechanisms emerge.