ChatGPT's market share slips below 50% for first time

TechCrunch

ChatGPT's market share fell to 46.4% by May 2026, down from over 50% in January, per Sensor Tower. Gemini (27.7%) and Claude (10.3%) gained, while OpenAI's DoD deal in February drove a measurable spike in uninstalls.

OpenAIChatGPTGemini

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TechCrunch·Ivan Mehta

Jun 16, 5:52 PM