How popular isChatGPT in search?
In August 2026, there were an estimated 1603M branded searches for ChatGPT worldwide which held steady over the last 11 months. ChatGPT holds 65.9% estimated Share of Search among AI chat assistants worldwide and is ranked 1st of 9 competitors for search popularity. Worldwide · English terms: these are worldwide searches for English-language branded terms.
ChatGPT65.9%
Google Gemini26.5%
Claude4.4%Microsoft Copilot1.1%
Grok0.75%DeepSeek0.75%
Perplexity0.46%Meta AI0.22%
Mistral Le Chat<0.01%
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Which AI chat assistants compete with ChatGPT?
Share of Search by month for ChatGPT, Google Gemini, Claude. The figures are in the table below the chart.
View monthly share of search table
| Month | ChatGPT | Google Gemini | Claude | Microsoft Copilot | Grok | DeepSeek | Perplexity | Meta AI | Mistral Le Chat |
|---|---|---|---|---|---|---|---|---|---|
| Oct 2025 | 65.8% | 28.3% | 0.66% | 1.6% | 0.78% | 1.2% | 1.6% | 0.22% | 0.01% |
| Nov 2025 | 69% | 24.4% | 0.88% | 1.7% | 1.1% | 1.3% | 1.3% | 0.29% | 0.01% |
| Dec 2025 | 68.5% | 25.8% | 0.72% | 1.4% | 1.3% | 1% | 0.95% | 0.24% | 0.01% |
| Jan 2026 | 67.2% | 26.4% | 0.99% | 1.4% | 1.9% | 1% | 0.82% | 0.29% | 0.01% |
| Feb 2026 | 68.6% | 24.9% | 1.5% | 1.5% | 1.6% | 0.85% | 0.83% | 0.24% | 0.02% |
| Mar 2026 | 64.5% | 26.6% | 3.6% | 1.6% | 1.8% | 0.93% | 0.78% | 0.21% | 0.02% |
| Apr 2026 | 61.8% | 29.1% | 4.3% | 1.5% | 1.3% | 1.1% | 0.74% | 0.25% | 0.02% |
| May 2026 | 64.1% | 27.4% | 4.5% | 1.3% | 0.94% | 0.95% | 0.54% | 0.22% | 0.02% |
| Jun 2026 | 62.3% | 29.3% | 4.7% | 1.3% | 0.86% | 0.87% | 0.49% | 0.26% | 0.02% |
| Jul 2026 | 65.8% | 26.5% | 4.4% | 1.1% | 0.75% | 0.75% | 0.46% | 0.22% | 0.01% |
| Aug 2026 | 65.9% | 26.5% | 4.4% | 1.1% | 0.75% | 0.75% | 0.46% | 0.22% | <0.01% |
| Sep 2026 | — | — | — | — | — | — | — | — | — |
| Rank | Brand | Share of Search | Estimated monthly branded searches | vs prior month | Share change |
|---|---|---|---|---|---|
| 1, held 1st | 65.9% | 1603M | -0.44% | +0.1 points | |
| 2, held 2nd | 26.5% | 644M | -0.6% | 0 points | |
| 3, held 3rd | 4.4% | 107M | -1.4% | 0 points | |
| 4, held 4th | 1.1% | 26.2M | -3.3% | 0 points | |
| 5, moved from 6th to 5th | 0.75% | 18.3M | -0.17% | 0 pointsmoved from 6th to 5th | |
| 6, moved from 5th to 6th | 0.75% | 18.3M | -0.44% | 0 pointsmoved from 5th to 6th | |
| 7, held 7th | 0.46% | 11.1M | -0.33% | 0 points | |
| 8, held 8th | 0.22% | 5.4M | -1% | 0 points | |
| 9, held 9th | <0.01% | 217K | -21.8% | 0 points |
1.
ChatGPT65.9%
held 1st · 1603M estimated branded searches · -0.44% vs prior month · +0.1 points
26.5%
held 2nd · 644M estimated branded searches · -0.6% vs prior month · 0 points
3.
Claude4.4%
held 3rd · 107M estimated branded searches · -1.4% vs prior month · 0 points
1.1%
held 4th · 26.2M estimated branded searches · -3.3% vs prior month · 0 points
5.
Grok0.75%
moved from 6th to 5th · 18.3M estimated branded searches · -0.17% vs prior month · 0 points
6.
0.75%
moved from 5th to 6th · 18.3M estimated branded searches · -0.44% vs prior month · 0 points
0.46%
held 7th · 11.1M estimated branded searches · -0.33% vs prior month · 0 points
8.
0.22%
held 8th · 5.4M estimated branded searches · -1% vs prior month · 0 points
<0.01%
held 9th · 217K estimated branded searches · -21.8% vs prior month · 0 points
Compare search popularity between ChatGPT and its closest rivals
How has branded search demand for ChatGPT changed worldwide over the last 12 months?
2 findings
- Across the 11 months ending August 2026, estimated monthly branded searches for ChatGPT worldwide held steady, from 1597M to 1603M.
- Across the 11 months ending August 2026, ChatGPT’s estimated Share of Search among AI chat assistants worldwide peaked at 69% in November 2025 and was lowest at 61.8% in April 2026.
How did search popularity change for AI chat assistants worldwide in August 2026?
6 changes
In August 2026, Grok rose from 6th to 5th among AI chat assistants worldwide.
In August 2026, DeepSeek fell from 5th to 6th among AI chat assistants worldwide.
Estimated monthly branded searches for Claude worldwide rose 569.2% over 11 measured months, from 15.9M to 107M in August 2026.
Estimated monthly branded searches for Perplexity worldwide fell 70.5% over 11 measured months, from 37.8M to 11.1M in August 2026.
Estimated monthly branded searches for Microsoft Copilot worldwide fell 31.4% over 11 measured months, from 38.2M to 26.2M in August 2026.
Estimated monthly branded searches for Mistral Le Chat worldwide fell 27.1% over 11 measured months, from 297K to 217K in August 2026.
How is ChatGPT measured?
Brandwave collects information about searches that people make online using ChatGPT’s name. When viewed over time, estimated search volumes for these branded terms can be used to understand whether interest in the brand is growing, holding steady, or fading.
76 branded search terms
- ai chat gpt
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- chat gpt app
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- ChatGPT
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- chatgpt5
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Who owns ChatGPT?
ChatGPT is owned by 
OpenAI. Brandwave also tracks OpenAI Codex, owned by the same company, worldwide.
Do you work for ChatGPT? To request corrections or removal please contact us via our support page and we will be happy to assist.
Is ChatGPT your brand?
Put your own campaigns, spend and outcomes next to this demand line, so you can see which of your marketing lined up with the movements above.