Brandwave

Claude vs Microsoft Copilot:Which is more popular by branded search?

In August 2026, Claude had more branded searches than Microsoft Copilot among AI chat assistants worldwide. Claude was estimated to have 107M branded searches compared to Microsoft Copilot’s 26.2M, and held a 4.4% Share of Search versus Microsoft Copilot’s 1.1%. Worldwide · English terms: these are worldwide searches for English-language branded terms.

Share of Search among AI chat assistants worldwide in August 2026Which is more popular in search, Claude or Microsoft Copilot?
Claude4.4%107M searches
vs
Microsoft Copilot1.1%26.2M searches
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Which is more popular in search, Claude or Microsoft Copilot?

Compare general-purpose AI chat assistants, measured through worldwide English-language branded search demand. 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.

Claude and Microsoft Copilot among AI chat assistants worldwide, by month

Share of Search by month for 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—————————

How has the Claude and Microsoft Copilot comparison changed over the last 12 months?

  • The lead changed hands once in the 11 months ending August 2026: Claude took it in February 2026.
  • Across the 11 months ending August 2026, Claude’s estimated Share of Search among AI chat assistants worldwide moved from 0.66% to 4.4%, and its estimated monthly branded searches moved from 15.9M to 107M.
  • Across the 11 months ending August 2026, Microsoft Copilot’s estimated Share of Search among AI chat assistants worldwide moved from 1.6% to 1.1%, and its estimated monthly branded searches moved from 38.2M to 26.2M.

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

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

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

How each brand is measured

Brandwave collects information about searches that people make online using Claude’s and Microsoft Copilot’s names. When viewed over time, estimated search volumes for these branded terms can be used to understand whether interest in the brands is growing, holding steady, or fading.

Claude

46 branded 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
  • claude.ai

Microsoft Copilot

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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