ChatGPT's consumer AI assistant market share falls below 50% for the very first time as users are migrating between diff…

Rohan Paul Twitter · Rohan Paul (@rohanpaul_ai) · 2026-06-17

Sensor Tower data shows ChatGPT's consumer AI assistant market share has dropped below 50% for the first time, falling to 46.4% as Gemini climbs to 27.7% and Claude reaches 10.3% of monthly active users.

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Extraction

Topics: ai-market-shareconsumer-aichatgpt-competitiongeminiclaude

Claims

ChatGPT's consumer AI assistant market share has fallen below 50% for the first time in its history.
Sensor Tower data places ChatGPT at 46.4%, Gemini at 27.7%, and Claude at 10.3% of the consumer AI assistant market.
ChatGPT still leads in absolute terms with 1.1 billion monthly users despite losing relative market share.
Users are actively migrating between different AI tools rather than remaining loyal to a single platform.
Gemini is gaining market share at the expense of ChatGPT's dominant position.

Key quotes

ChatGPT's consumer AI assistant market share falls below 50% for the very first time as users are migrating between different AI tools, even while leading with 1.1B monthly users.

Sensor Tower puts ChatGPT at 46.4%, with Gemini at 27.7% and Claude at 10.3%.