Sensor Tower: ChatGPT's market share fell to 46.4% by the end of May, as Gemini rose to 27.7% and Claude to 10.3%; Grok, Meta AI, and others have less than 5% (Ivan Mehta/TechCrunch)

Jun 16, 2026 - 20:20
Updated: 2 hours ago
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Chart showing ChatGPT's market share dropping to 46.4% while Gemini and Claude rise, with other AI models below 5%.

Ivan Mehta / TechCrunch:
Sensor Tower: ChatGPT's market share fell to 46.4% by the end of May, as Gemini rose to 27.7% and Claude to 10.3%; Grok, Meta AI, and others have less than 5%  —  More than three and a half years after ChatGPT's initial release, AI assistants are now used by millions of people worldwide, and the competitive landscape is changing fast.

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Christopher Holloway

Christopher Holloway is the founder and director of Progressive Robot, a UK-based technology company. A full-stack engineer with more than two decades of experience, he works across PHP development, ecommerce, Linux infrastructure, technical SEO and AI automation, and writes here on technology, AI, hardware and software.

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