AI Share LabAI SHARE / USAGE / TREND
AI SHARE · Worldwide

AI usage & share ranking in the World

AI chatbot market share and usage in this region, plus monthly history. Compare the popularity of ChatGPT, Gemini, Claude and more in the World with data.

A. Which AI has high usage in the World? (Oct 2026)
#1 is ChatGPT (about 68.4%), followed by Google Gemini and Perplexity.The recent fastest riser is Perplexity (+1.48pt).
🌐 Worldwide🇯🇵 Japan🇺🇸 United States🇬🇧 United Kingdom🇩🇪 Germany🇰🇷 South Korea🇮🇳 India

AI share ranking in the World (Oct 2026)

#AI toolWorldwide shareShare ratioMoMTrend
1ChatGPT
OpenAI		68.38%—
2Google Gemini
Google		18.52%—
3Perplexity
Perplexity AI		9.55%—
4Microsoft Copilot
Microsoft		2.05%—
5Claude
Anthropic		1.46%—
6DeepSeek
DeepSeek		0.04%—

Share history in the World (monthly)

0255075100NovDecJanFebMarAprMayJunJulAugSepOct68.38%18.52%1.46%9.55%2.05%
ChatGPTGoogle GeminiClaudePerplexityMicrosoft Copilot

Source: StatCounter Global Stats (AI Chatbot Market Share, Desktop & Mobile / Worldwide) ／ Captured: 2026-10 （provisional） ／ reference value
The current month is a provisional, month-to-date figure. Month-over-month change and risers/fallers are based on the latest completed month.

DEEP DIVE

AI share breakdown for the World (Sep 2026)

A breakdown of the AI share in the World by market concentration, 3-month momentum and rank changes. Every figure is derived from StatCounter's monthly data.

80.5%Leader's share
97.3%Top 3 combined
+2.57ptTop 3 combined·vs last month

Month-over-month basis: Sep 2026 (completed month)

Change over 3 months

AINow3 months agoChange
ChatGPT80.5%76.9%+3.59pt
Google Gemini10.9%8.0%+2.98pt
DeepSeek0.0%0.0%-0.02pt
Microsoft Copilot1.8%3.5%-1.70pt
Perplexity5.8%7.9%-2.05pt
Claude0.9%3.8%-2.80pt

Rank changes vs last month

No rank changes since last month.

Compare AI share across countries
Monthly reports

Past monthly share (Worldwide)

Oct 2026Sep 2026Aug 2026Jul 2026Jun 2026May 2026Apr 2026Mar 2026Feb 2026Jan 2026Dec 2025Nov 2025

Frequently asked questions

Which AI is most used in the World?
In the World's AI chatbot market share for Oct 2026, ChatGPT is #1 at about 68.4% (StatCounter, reference value).
Which AI is growing in the World?
Recently, Perplexity has grown by MoM +1.48pt.
Is this share the same as worldwide?
No. AI usage and share vary widely by country and region. You can compare them using each region's monthly data.

AI share in other countries & regions

AI usage & share in Japan→AI usage & share in the United States→AI usage & share in the United Kingdom→AI usage & share in Germany→AI usage & share in South Korea→AI usage & share in India→

⚠ These rankings are reference values based on public market-share data, web-traffic estimates and editorial research, and do not represent a complete count of every user of each AI tool. Rankings change with the measurement method (web-visit share vs. market share, etc.). Always check each official site for the latest information.