Feb 2026 AI share ranking
A monthly report of AI chatbot market share and usage worldwide and in Japan as of Feb 2026, with month-over-month change and fastest risers/fallers.
A. The bottom line for Feb 2026
Worldwide #1 is ChatGPT (about 80.0%).The fastest riser is Claude (MoM +0.46pt).
Worldwide share (Feb 2026)
| # | AI tool | Worldwide share | Share ratio | MoM | Trend |
|---|---|---|---|---|---|
| 1 | ChatGPT OpenAI | 79.99% | ▼0.53 | ||
| 2 | Perplexity Perplexity AI | 7.88% | ▲0.01 | ||
| 3 | Google Gemini | 7.48% | ▲0.29 | ||
| 4 | Microsoft Copilot Microsoft | 3.26% | ▼0.23 | ||
| 5 | Claude Anthropic | 1.38% | ▲0.46 | ||
| 6 | DeepSeek DeepSeek | 0.01% | ±0 |
▲ Gained share
Claude▲0.46
Google Gemini▲0.29
Perplexity▲0.01
▼ Lost share
ChatGPT▼0.53
Microsoft Copilot▼0.23
DeepSeek±0
Worldwide share history through Feb 2026
Japan share (Feb 2026)
| # | AI tool | Japan share | Share ratio | MoM |
|---|---|---|---|---|
| 1 | ChatGPT OpenAI | 67.40% | ▼2.77 | |
| 2 | Google Gemini | 17.77% | ▲0.88 | |
| 3 | Microsoft Copilot Microsoft | 6.98% | ▲0.39 | |
| 4 | Perplexity Perplexity AI | 6.19% | ▲0.86 | |
| 5 | Claude Anthropic | 1.62% | ▲0.61 | |
| 6 | DeepSeek DeepSeek | 0.05% | ▲0.05 |
Source: StatCounter Global Stats (AI Chatbot Market Share) ／ Captured: 2026-06-03 ／ reference value
Frequently asked questions
Which AI had the highest share in Feb 2026?
ChatGPT, with a worldwide market share of about 80.0% (StatCounter).
Which AI gained the most in Feb 2026?
Claude gained the most, at MoM +0.46pt.
⚠ 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.