---
title: "AI chat assistants: Which brands are most popular in search?"
description: "Compare general-purpose AI chat assistants, measured through worldwide English-language branded search demand. Share of Search among ChatGPT, Google Gemini, Claude, Microsoft Copilot, Grok, DeepSeek, Perplexity, Meta AI and Mistral Le Chat, the AI chat assistants Brandwave compares worldwide, using the same methodology, market, and reporting period. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time."
canonical: "https://gobrandwave.com/demand/global-en/categories/ai-chat-assistants"
publisher: "Brandwave"
---

# AI chat assistants: Which brands are most popular in search?

Compare general-purpose AI chat assistants, measured through worldwide English-language branded search demand. Share of Search among ChatGPT, Google Gemini, Claude, Microsoft Copilot, Grok, DeepSeek, Perplexity, Meta AI and Mistral Le Chat, the AI chat assistants Brandwave compares worldwide, using the same methodology, market, and reporting period. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time.

## Key facts

- **Competitive set**: AI chat assistants
- **Market**: Global
- **Brands compared**: 9
- **Month measured**: Aug 2026
- **Highest Share of Search**: ChatGPT, 65.9%

## Which brand is most popular in search among AI chat assistants worldwide?

- In August 2026, ChatGPT was the most searched among AI chat assistants worldwide, with an estimated 1603M branded searches and 65.9% estimated Share of Search within this set.
- Google Gemini is in 2nd place, 39.4 percentage points behind at 26.5% Share of Search.
- Across the 11 months ending August 2026, Google Gemini’s estimated Share of Search among AI chat assistants worldwide decreased from 28.3% to 26.5%.
- Across the 11 months ending August 2026, Claude’s estimated Share of Search among AI chat assistants worldwide increased from 0.66% to 4.4%.
- Across the 11 months ending August 2026, Perplexity’s estimated Share of Search among AI chat assistants worldwide decreased from 1.6% to 0.46%.
- 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.
- Across the 11 months ending August 2026, Google Gemini’s estimated Share of Search among AI chat assistants worldwide peaked at 29.3% in June 2026 and was lowest at 24.4% in November 2025.
- Across the 11 months ending August 2026, Claude’s estimated Share of Search among AI chat assistants worldwide peaked at 4.7% in June 2026 and was lowest at 0.66% in October 2025.
- Across the 11 months ending August 2026, Grok’s estimated Share of Search among AI chat assistants worldwide peaked at 1.9% in January 2026 and was lowest at 0.75% in July 2026.
- Across the 11 months ending August 2026, Perplexity’s estimated Share of Search among AI chat assistants worldwide peaked at 1.6% in October 2025 and was lowest at 0.46% in July 2026.
- Across the 11 months ending August 2026, Claude rose from 7th to 3rd among AI chat assistants worldwide.
- Across the 11 months ending August 2026, Microsoft Copilot fell from 3rd to 4th among AI chat assistants worldwide.
- Across the 11 months ending August 2026, Grok rose from 6th to 5th among AI chat assistants worldwide.
- Across the 11 months ending August 2026, DeepSeek fell from 5th to 6th among AI chat assistants worldwide.
- Across the 11 months ending August 2026, Perplexity fell from 4th to 7th among AI chat assistants worldwide.
- Across the 11 months ending August 2026, ChatGPT, Meta AI and Mistral Le Chat held steady: their estimated Share of Search among AI chat assistants worldwide each moved less than 0.5 percentage points.

## Compare search popularity between leading brands

- [ChatGPT vs Google Gemini: compare search popularity](/demand/global-en/compare/chatgpt-vs-google-gemini): 65.9% against 26.5% Share of Search.
- [ChatGPT vs Claude: compare search popularity](/demand/global-en/compare/chatgpt-vs-claude): 65.9% against 4.4% Share of Search.
- [Google Gemini vs Claude: compare search popularity](/demand/global-en/compare/claude-vs-google-gemini): 26.5% against 4.4% Share of Search.

## How did search popularity change for AI chat assistants worldwide in August 2026?

- 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.

## Share of Search ranking

| Rank | Brand | Share of Search | Estimated monthly branded searches | Change vs prior month | Owned by |
| --- | --- | --- | --- | --- | --- |
| 1 | ChatGPT | 65.9% | 1603M | -0.4% | OpenAI |
| 2 | Google Gemini | 26.5% | 644M | -0.6% | Google |
| 3 | Claude | 4.4% | 107M | -1.4% | Anthropic |
| 4 | Microsoft Copilot | 1.1% | 26.2M | -3.3% | Microsoft |
| 5 | Grok | 0.75% | 18.3M | -0.2% | SpaceXAI |
| 6 | DeepSeek | 0.75% | 18.3M | -0.4% | DeepSeek |
| 7 | Perplexity | 0.46% | 11.1M | -0.3% | Perplexity |
| 8 | Meta AI | 0.22% | 5.4M | -1.0% | Meta |
| 9 | Mistral Le Chat | <0.01% | 217K | -21.8% | Mistral AI |

## Historical estimated branded-search demand

| Month | Brand | Estimated monthly branded searches | Share of Search | Rank |
| --- | --- | --- | --- | --- |
| Oct 2025 | ChatGPT | 1597M | 65.8% | 1 |
| Oct 2025 | Google Gemini | 686M | 28.3% | 2 |
| Oct 2025 | Microsoft Copilot | 38.2M | 1.6% | 3 |
| Oct 2025 | Perplexity | 37.8M | 1.6% | 4 |
| Oct 2025 | DeepSeek | 28.3M | 1.2% | 5 |
| Oct 2025 | Grok | 19M | 0.78% | 6 |
| Oct 2025 | Claude | 15.9M | 0.66% | 7 |
| Oct 2025 | Meta AI | 5.2M | 0.22% | 8 |
| Oct 2025 | Mistral Le Chat | 297K | 0.01% | 9 |
| Nov 2025 | ChatGPT | 1516M | 69% | 1 |
| Nov 2025 | Google Gemini | 537M | 24.4% | 2 |
| Nov 2025 | Microsoft Copilot | 38M | 1.7% | 3 |
| Nov 2025 | Perplexity | 29.5M | 1.3% | 4 |
| Nov 2025 | DeepSeek | 27.8M | 1.3% | 5 |
| Nov 2025 | Grok | 24.1M | 1.1% | 6 |
| Nov 2025 | Claude | 19.3M | 0.88% | 7 |
| Nov 2025 | Meta AI | 6.4M | 0.29% | 8 |
| Nov 2025 | Mistral Le Chat | 289K | 0.01% | 9 |
| Dec 2025 | ChatGPT | 1508M | 68.5% | 1 |
| Dec 2025 | Google Gemini | 568M | 25.8% | 2 |
| Dec 2025 | Microsoft Copilot | 31.2M | 1.4% | 3 |
| Dec 2025 | Grok | 29.3M | 1.3% | 4 |
| Dec 2025 | DeepSeek | 22.8M | 1% | 5 |
| Dec 2025 | Perplexity | 20.9M | 0.95% | 6 |
| Dec 2025 | Claude | 15.9M | 0.72% | 7 |
| Dec 2025 | Meta AI | 5.3M | 0.24% | 8 |
| Dec 2025 | Mistral Le Chat | 257K | 0.01% | 9 |
| Jan 2026 | ChatGPT | 1513M | 67.2% | 1 |
| Jan 2026 | Google Gemini | 593M | 26.4% | 2 |
| Jan 2026 | Grok | 43.6M | 1.9% | 3 |
| Jan 2026 | Microsoft Copilot | 31.4M | 1.4% | 4 |
| Jan 2026 | DeepSeek | 22.6M | 1% | 5 |
| Jan 2026 | Claude | 22.3M | 0.99% | 6 |
| Jan 2026 | Perplexity | 18.4M | 0.82% | 7 |
| Jan 2026 | Meta AI | 6.4M | 0.29% | 8 |
| Jan 2026 | Mistral Le Chat | 301K | 0.01% | 9 |
| Feb 2026 | ChatGPT | 1515M | 68.6% | 1 |
| Feb 2026 | Google Gemini | 549M | 24.9% | 2 |
| Feb 2026 | Grok | 35.6M | 1.6% | 3 |
| Feb 2026 | Claude | 34.2M | 1.5% | 4 |
| Feb 2026 | Microsoft Copilot | 32.1M | 1.5% | 5 |
| Feb 2026 | DeepSeek | 18.7M | 0.85% | 6 |
| Feb 2026 | Perplexity | 18.3M | 0.83% | 7 |
| Feb 2026 | Meta AI | 5.2M | 0.24% | 8 |
| Feb 2026 | Mistral Le Chat | 436K | 0.02% | 9 |
| Mar 2026 | ChatGPT | 1590M | 64.5% | 1 |
| Mar 2026 | Google Gemini | 656M | 26.6% | 2 |
| Mar 2026 | Claude | 89.1M | 3.6% | 3 |
| Mar 2026 | Grok | 43.2M | 1.8% | 4 |
| Mar 2026 | Microsoft Copilot | 38.4M | 1.6% | 5 |
| Mar 2026 | DeepSeek | 22.9M | 0.93% | 6 |
| Mar 2026 | Perplexity | 19.3M | 0.78% | 7 |
| Mar 2026 | Meta AI | 5.3M | 0.21% | 8 |
| Mar 2026 | Mistral Le Chat | 558K | 0.02% | 9 |
| Apr 2026 | ChatGPT | 1589M | 61.8% | 1 |
| Apr 2026 | Google Gemini | 748M | 29.1% | 2 |
| Apr 2026 | Claude | 111M | 4.3% | 3 |
| Apr 2026 | Microsoft Copilot | 38.2M | 1.5% | 4 |
| Apr 2026 | Grok | 33.4M | 1.3% | 5 |
| Apr 2026 | DeepSeek | 27.6M | 1.1% | 6 |
| Apr 2026 | Perplexity | 19.1M | 0.74% | 7 |
| Apr 2026 | Meta AI | 6.4M | 0.25% | 8 |
| Apr 2026 | Mistral Le Chat | 455K | 0.02% | 9 |
| May 2026 | ChatGPT | 1865M | 64.1% | 1 |
| May 2026 | Google Gemini | 798M | 27.4% | 2 |
| May 2026 | Claude | 131M | 4.5% | 3 |
| May 2026 | Microsoft Copilot | 38.3M | 1.3% | 4 |
| May 2026 | DeepSeek | 27.5M | 0.95% | 5 |
| May 2026 | Grok | 27.4M | 0.94% | 6 |
| May 2026 | Perplexity | 15.7M | 0.54% | 7 |
| May 2026 | Meta AI | 6.5M | 0.22% | 8 |
| May 2026 | Mistral Le Chat | 461K | 0.02% | 9 |
| Jun 2026 | ChatGPT | 1622M | 62.3% | 1 |
| Jun 2026 | Google Gemini | 761M | 29.3% | 2 |
| Jun 2026 | Claude | 121M | 4.7% | 3 |
| Jun 2026 | Microsoft Copilot | 32.6M | 1.3% | 4 |
| Jun 2026 | DeepSeek | 22.5M | 0.87% | 5 |
| Jun 2026 | Grok | 22.3M | 0.86% | 6 |
| Jun 2026 | Perplexity | 12.9M | 0.49% | 7 |
| Jun 2026 | Meta AI | 6.7M | 0.26% | 8 |
| Jun 2026 | Mistral Le Chat | 446K | 0.02% | 9 |
| Jul 2026 | ChatGPT | 1610M | 65.8% | 1 |
| Jul 2026 | Google Gemini | 648M | 26.5% | 2 |
| Jul 2026 | Claude | 108M | 4.4% | 3 |
| Jul 2026 | Microsoft Copilot | 27.1M | 1.1% | 4 |
| Jul 2026 | DeepSeek | 18.4M | 0.75% | 5 |
| Jul 2026 | Grok | 18.3M | 0.75% | 6 |
| Jul 2026 | Perplexity | 11.2M | 0.46% | 7 |
| Jul 2026 | Meta AI | 5.5M | 0.22% | 8 |
| Jul 2026 | Mistral Le Chat | 277K | 0.01% | 9 |
| Aug 2026 | ChatGPT | 1603M | 65.9% | 1 |
| Aug 2026 | Google Gemini | 644M | 26.5% | 2 |
| Aug 2026 | Claude | 107M | 4.4% | 3 |
| Aug 2026 | Microsoft Copilot | 26.2M | 1.1% | 4 |
| Aug 2026 | Grok | 18.3M | 0.75% | 5 |
| Aug 2026 | DeepSeek | 18.3M | 0.75% | 6 |
| Aug 2026 | Perplexity | 11.1M | 0.46% | 7 |
| Aug 2026 | Meta AI | 5.4M | 0.22% | 8 |
| Aug 2026 | Mistral Le Chat | 217K | <0.01% | 9 |
| Sep 2026 | ChatGPT | — | — | — |
| Sep 2026 | Claude | — | — | — |
| Sep 2026 | DeepSeek | — | — | — |
| Sep 2026 | Google Gemini | — | — | — |
| Sep 2026 | Grok | — | — | — |
| Sep 2026 | Meta AI | — | — | — |
| Sep 2026 | Microsoft Copilot | — | — | — |
| Sep 2026 | Mistral Le Chat | — | — | — |
| Sep 2026 | Perplexity | — | — | — |

## What is being compared

- **ChatGPT**: Measured on the search terms “ai chat gpt”, “ai chatgpt”, “chat gpt”, “chat gpt 4”, “chat gpt 5”, “chat gpt ai”, “chat gpt app”, “chat gpt app download”, “chat gpt chat”, “chat gpt com”, “chat gpt download”, “chat gpt free”, “chat gpt online”, “chat gpt online free”, “chat gpt plus”, “chat gpt5”, “chat openai”, “chat openai com”, “chat-gpt”, “chat.openai.com”, “ChatGPT”, “chatgpt 3”, “chatgpt 4”, “chatgpt 4o”, “chatgpt 5”, “chatgpt agent”, “chatgpt ai”, “chatgpt ai chat”, “chatgpt app”, “chatgpt app download”, “chatgpt atlas”, “chatgpt business”, “chatgpt chat”, “chatgpt chatbot”, “chatgpt com”, “chatgpt deep research”, “chatgpt desktop”, “chatgpt download”, “chatgpt edu”, “chatgpt enterprise”, “chatgpt for business”, “chatgpt for mac”, “chatgpt for windows”, “chatgpt free”, “chatgpt free online”, “chatgpt go”, “chatgpt image generator”, “chatgpt images”, “chatgpt online”, “chatgpt openai”, “chatgpt plus”, “chatgpt plus subscription”, “chatgpt pricing”, “chatgpt pro”, “chatgpt search”, “chatgpt subscription”, “chatgpt team”, “chatgpt voice”, “chatgpt web”, “chatgpt website”, “chatgpt.com”, “chatgpt5”, “chatgptapp”, “free chat gpt”, “free chatgpt”, “gpt chat”, “gpt chats”, “online chatgpt”, “open ai chat gpt”, “open ai chatgpt”, “open chat gpt”, “open chatgpt”, “openai chatgpt”, “www chat gpt com”, “www chatgpt” and “www chatgpt com”, summed into one figure.
- **Claude**: Measured on the search terms “ai claude”, “anthropic claude”, “anthropic claude ai”, “anthropic's claude”, “anthropics claude”, “Claude”, “claude 3.5 sonnet”, “claude 4”, “claude ai”, “claude ai anthropic”, “claude ai app”, “claude ai assistant”, “claude ai chat”, “claude ai chatbot”, “claude ai download”, “claude ai free”, “claude ai model”, “claude ai pricing”, “claude ai pro”, “claude ai subscription”, “claude anthropic”, “claude app”, “claude artifacts”, “claude artificial intelligence”, “claude chat”, “claude chatbot”, “claude cowork”, “claude design”, “claude designs”, “claude desktop”, “claude download”, “claude for chrome”, “claude for excel”, “claude free”, “claude haiku”, “claude max”, “claude models”, “claude opus”, “claude opus 4”, “claude pricing”, “claude pro”, “claude projects”, “claude sonnet”, “claude sonnet 4”, “claude subscription” and “claude.ai”, summed into one figure.
- **DeepSeek**: Measured on the search terms “chat deepseek”, “deep seek”, “deep seek ai”, “DeepSeek”, “deepseek ai”, “deepseek ai chat”, “deepseek app”, “deepseek chat”, “deepseek com”, “deepseek download”, “deepseek free”, “deepseek r1” and “deepseek v3”, summed into one figure.
- **Google Gemini**: Measured on the search terms “ai gemini”, “bard ai”, “Gemini”, “gemini 2.5 pro”, “gemini 3”, “gemini 3 pro”, “gemini advanced”, “gemini ai”, “gemini ai app”, “gemini ai chat”, “gemini ai free”, “gemini ai image”, “gemini ai photo”, “gemini ai photos”, “gemini app”, “gemini bard”, “gemini chat”, “gemini deep research”, “gemini download”, “gemini google”, “gemini google com”, “gemini image generator”, “gemini live”, “gemini pro”, “gemini ultra”, “gemini.google.com”, “google ai gemini”, “google bard”, “google gemini”, “google gemini ai” and “google gemini app”, summed into one figure.
- **Grok**: Measured on the search terms “Grok”, “grok 3”, “grok 4”, “grok ai”, “grok ai free”, “grok ai image”, “grok ai video”, “grok app”, “grok chat”, “grok com”, “grok download”, “grok imagine”, “grok twitter”, “grok x”, “grok xai”, “supergrok”, “x grok” and “xai grok”, summed into one figure.
- **Meta AI**: Measured on the search terms “ai meta”, “facebook meta ai”, “Meta AI”, “meta ai app”, “meta ai assistant”, “meta ai chat”, “meta ai chatbot”, “meta ai com”, “meta ai facebook”, “meta ai free”, “meta ai image generator”, “meta ai images”, “meta ai instagram”, “meta ai video”, “meta ai video generator”, “meta ai whatsapp”, “meta.ai” and “whatsapp meta ai”, summed into one figure.
- **Microsoft Copilot**: Measured on the search terms “365 copilot”, “azure copilot”, “bing copilot”, “Copilot”, “copilot 365”, “copilot ai”, “copilot ai free”, “copilot app”, “copilot bing”, “copilot business”, “copilot chat”, “copilot download”, “copilot excel”, “copilot for business”, “copilot free”, “copilot in excel”, “copilot in word”, “copilot microsoft”, “copilot microsoft com”, “copilot online”, “copilot outlook”, “copilot pro”, “copilot studio”, “copilot teams”, “copilot windows”, “copilot windows 11”, “copilot.microsoft.com”, “m365 copilot”, “microsoft 365 copilot”, “microsoft copilot”, “microsoft copilot ai”, “microsoft copilot app”, “microsoft copilot free”, “microsoft copilot pro”, “microsoft copilot studio”, “ms copilot”, “office 365 copilot” and “windows copilot”, summed into one figure.
- **Mistral Le Chat**: Measured on the search terms “chat mistral”, “le chat ai”, “le chat app”, “le chat mistral”, “lechat mistral”, “mistral ai app”, “mistral ai chat”, “mistral app”, “mistral chat”, “mistral chatbot”, “Mistral Le Chat” and “mistral lechat”, summed into one figure.
- **Perplexity**: Measured on the search terms “comet browser”, “comet perplexity”, “Perplexity”, “perplexity ai”, “perplexity ai app”, “perplexity ai free”, “perplexity ai search”, “perplexity ai search engine”, “perplexity app”, “perplexity browser”, “perplexity chat”, “perplexity com”, “perplexity comet”, “perplexity download”, “perplexity finance”, “perplexity ia”, “perplexity labs”, “perplexity max”, “perplexity pro”, “perplexity search” and “perplexity.ai”, summed into one figure.

- [ChatGPT](/demand/global-en/brands/chatgpt)
- [Claude](/demand/global-en/brands/claude)
- [DeepSeek](/demand/global-en/brands/deepseek)
- [Google Gemini](/demand/global-en/brands/google-gemini)
- [Grok](/demand/global-en/brands/grok)
- [Meta AI](/demand/global-en/brands/meta-ai)
- [Microsoft Copilot](/demand/global-en/brands/microsoft-copilot)
- [Mistral Le Chat](/demand/global-en/brands/mistral-le-chat)
- [Perplexity](/demand/global-en/brands/perplexity)

## Methodology

- [How is branded search demand measured?](/demand/methodology): Where the figures come from, what they compare, and how they may be reused.

## Frequently asked questions

### Which brand is most popular in search among AI chat assistants worldwide?

In August 2026, ChatGPT was the most searched among AI chat assistants worldwide, with an estimated 1603M branded searches and 65.9% estimated Share of Search within this set. Worldwide · English terms: these are worldwide searches for English-language branded terms.

## Cite this page

Brandwave. "AI chat assistants: Which brands are most popular in search?". https://gobrandwave.com/demand/global-en/categories/ai-chat-assistants

This page is also available as HTML at https://gobrandwave.com/demand/global-en/categories/ai-chat-assistants. Brandwave publishes an index of its Markdown pages at https://gobrandwave.com/llms.txt.