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Top AI Search Engines by Market Share – March 2024

SEO Blog
Ai Search Engine Market Share

Our team collected data on the market share of each of the major AI search engines in the U.S. as of March 2024. The results are displayed in the tables below, organized by both market share and quarterly user growth.

For the purposes of this study, the term “AI search engine” refers web & mobile applications used by the public to seek answers or conduct research.

Top AI Search Engines by Market Share – March 2024

Search EngineDescriptionLLMs UsedAI Search Market Share Estimated Quarterly User Growth
1ChatGPTGeneral-purpose AI chatbotGPT-3.5, GPT-461.3%6%
2Microsoft Copilot(formerly Bing Chat)General-purpose AI assistantGPT-415.6%8%
3Google Gemini(formerly Google Bard)General-purpose AI assistantGemini13.3%9%
4PerplexityAccuracy-focused AI search engineMistral 7B, Llama 23.1%11%
5Claude AIBusiness-focused AI assistantClaude 32.5%16%
6Brave Leo AIPrivacy-focused AI assistantMixtral 8x7B1.4%12%
7KomoLink-surfacing AI search engineNot publicly disclosed0.7%8%
8AndiSimplicity-focused AI search engineNot publicly disclosed0.7%4%
9You.comGeneral-purpose AI search engineGPT-3, GPT-40.5%3%
10PhindAI search engine for developersPhind-34B, Phind-70B, GPT-40.4%20%

The Fastest Growing AI Search Engines

The following table displays the fastest-growing AI search engines in the US as of March 2024, judged by their change in estimated users quarter-over-quarter. ChatGPT remains the market leader, but its growth has eased as both Google and Microsoft release improvements to their AI assistants. Among the startups, general purpose AI search engines have seen slow but steady user acquisition, while specialty AI tools such as developer-focused Phind and business-focused Claud AI top our growth report.

Fastest Growing AI Search Engines by Market Share – March 2024

Search EngineDescriptionLLMs UsedAI Search Market Share Estimated Quarterly User Growth
1PhindAI search engine for developersPhind-34B, Phind-70B, GPT-40.4%20%
2Claude AIBusiness-focused AI assistantClaude 32.5%16%
3Brave Leo AIPrivacy-focused AI assistantMixtral 8x7B1.4%12%
4PerplexityAccuracy-focused AI search engineMistral 7B, Llama 23.1%11%
5Google Gemini(formerly Google Bard)General-purpose AI assistantGemini13.3%9%
6KomoLink-surfacing AI search engineNot publicly disclosed0.7%8%
7Microsoft Copilot(formerly Bing Chat)General-purpose AI assistantGPT-415.6%8%
8ChatGPTGeneral-purpose AI chatbotGPT-3.5, GPT-461.3%6%
9AndiSimplicity-focused AI search engineNot publicly disclosed0.7%4%
10You.comGeneral-purpose AI search engineGPT-3, GPT-40.5%3%

Evan Bailyn

Evan Bailyn is a best-selling author and award-winning speaker on the subjects of SEO and thought leadership. Contact Evan here.

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