Brandwave

How popular isMicrosoft Copilot in search?

In August 2026, there were an estimated 26.2M branded searches for Microsoft Copilot worldwide which is down 31.4% over the last 11 months. Microsoft Copilot holds 1.1% estimated Share of Search among AI chat assistants worldwide and is ranked 4th of 9 competitors for search popularity. Worldwide · English terms: these are worldwide searches for English-language branded terms.

Share of Search, August 2026
  1. ChatGPT65.9%
  2. Google Gemini26.5%
  3. Claude4.4%
  4. Microsoft Copilot1.1%
  5. Grok0.75%
  6. DeepSeek0.75%
  7. Perplexity0.46%
  8. Meta AI0.22%
  9. Mistral Le Chat<0.01%
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Which AI chat assistants compete with Microsoft Copilot?

Microsoft Copilot against AI chat assistants worldwide, by month

Share of Search by month for ChatGPT, Google Gemini, Claude, Microsoft Copilot. The figures are in the table below the chart.

View monthly share of search table
MonthChatGPTGoogle GeminiClaudeMicrosoft CopilotGrokDeepSeekPerplexityMeta AIMistral Le Chat
Oct 202565.8%28.3%0.66%1.6%0.78%1.2%1.6%0.22%0.01%
Nov 202569%24.4%0.88%1.7%1.1%1.3%1.3%0.29%0.01%
Dec 202568.5%25.8%0.72%1.4%1.3%1%0.95%0.24%0.01%
Jan 202667.2%26.4%0.99%1.4%1.9%1%0.82%0.29%0.01%
Feb 202668.6%24.9%1.5%1.5%1.6%0.85%0.83%0.24%0.02%
Mar 202664.5%26.6%3.6%1.6%1.8%0.93%0.78%0.21%0.02%
Apr 202661.8%29.1%4.3%1.5%1.3%1.1%0.74%0.25%0.02%
May 202664.1%27.4%4.5%1.3%0.94%0.95%0.54%0.22%0.02%
Jun 202662.3%29.3%4.7%1.3%0.86%0.87%0.49%0.26%0.02%
Jul 202665.8%26.5%4.4%1.1%0.75%0.75%0.46%0.22%0.01%
Aug 202665.9%26.5%4.4%1.1%0.75%0.75%0.46%0.22%<0.01%
Sep 2026—————————
  1. 1.ChatGPT

    65.9%

    held 1st · 1603M estimated branded searches · -0.44% vs prior month · +0.1 points

  2. held 2nd · 644M estimated branded searches · -0.6% vs prior month · 0 points

  3. 3.Claude

    4.4%

    held 3rd · 107M estimated branded searches · -1.4% vs prior month · 0 points

  4. held 4th · 26.2M estimated branded searches · -3.3% vs prior month · 0 points

  5. 5.Grok

    0.75%

    moved from 6th to 5th · 18.3M estimated branded searches · -0.17% vs prior month · 0 points

  6. 6.DeepSeek

    0.75%

    moved from 5th to 6th · 18.3M estimated branded searches · -0.44% vs prior month · 0 points

  7. 7.Perplexity

    0.46%

    held 7th · 11.1M estimated branded searches · -0.33% vs prior month · 0 points

  8. 8.Meta AI

    0.22%

    held 8th · 5.4M estimated branded searches · -1% vs prior month · 0 points

  9. held 9th · 217K estimated branded searches · -21.8% vs prior month · 0 points

Compare search popularity between Microsoft Copilot and its closest rivals

How has branded search demand for Microsoft Copilot changed worldwide over the last 12 months?

  • Across the 11 months ending August 2026, estimated monthly branded searches for Microsoft Copilot worldwide fell from 38.2M to 26.2M.
  • Across the 11 months ending August 2026, Microsoft Copilot fell from 3rd to 4th among AI chat assistants worldwide.

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

  1. In August 2026, Grok rose from 6th to 5th among AI chat assistants worldwide.

  2. In August 2026, DeepSeek fell from 5th to 6th among AI chat assistants worldwide.

  3. Estimated monthly branded searches for Claude worldwide rose 569.2% over 11 measured months, from 15.9M to 107M in August 2026.

  4. Estimated monthly branded searches for Perplexity worldwide fell 70.5% over 11 measured months, from 37.8M to 11.1M in August 2026.

  5. Estimated monthly branded searches for Microsoft Copilot worldwide fell 31.4% over 11 measured months, from 38.2M to 26.2M in August 2026.

  6. 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 Microsoft Copilot measured?

Brandwave collects information about searches that people make online using Microsoft Copilot’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.

38 branded 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
  • windows copilot

How the Brand Demand Index is measured

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