--- title: "ChatGPT vs Claude: Which is searched more?" description: "Is ChatGPT or Claude more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the Generative AI platforms set worldwide. 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/generative-ai-platforms/compare/chatgpt-vs-claude" publisher: "Brandwave" --- # ChatGPT vs Claude: Which is searched more? Is ChatGPT or Claude more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the Generative AI platforms set worldwide. 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 - **Compared**: ChatGPT and Claude - **Competitive set**: Generative AI platforms - **Market**: Global - **Month measured**: Sep 2026 - **ChatGPT Share of Search**: 69.3% - **Claude Share of Search**: 4.2% ## Is ChatGPT or Claude more popular in search? - In September 2026, ChatGPT had more branded searches than Claude among generative AI platforms worldwide. ChatGPT had about 1903.3 million branded searches, while Claude had 116.6 million. ChatGPT made up 69.3% of all generative AI platform searches we track, and Claude accounted for 4.2%. - ChatGPT was ahead of Claude in every measured month of the 12 months ending September 2026. - Across the 12 months ending September 2026, ChatGPT’s share of searches among generative AI platforms worldwide moved from 66.7% to 69.3%, and its estimated monthly branded searches moved from 1550M to 1903M. - Across the 12 months ending September 2026, Claude’s share of searches among generative AI platforms worldwide moved from 0.67% to 4.2%, and its estimated monthly branded searches moved from 15.6M to 117M. ## Top generative AI platforms in ChatGPT and Google AI Overviews In three ChatGPT questions and two Google AI Overviews, ChatGPT and Claude were each mentioned in four out of five: in all three ChatGPT answers and in one of the two Google AI Overviews. ChatGPT was listed before Claude in every answer that named either. Brands get a higher AI rank if they are mentioned earlier in the answers that list options. | Brand | AI rank | ChatGPT answers that named it | Google AI Overviews that named it | All answers that named it | | --- | --- | --- | --- | --- | | ChatGPT | 1st | 3 of 3 | 1 of 2 | 4 of 5 | | Claude | 2nd | 3 of 3 | 1 of 2 | 4 of 5 | | Gemini | 3rd | 3 of 3 | 2 of 2 | 5 of 5 | | Microsoft Copilot | 4th | 2 of 3 | 2 of 2 | 4 of 5 | | Perplexity | 5th | 2 of 3 | 1 of 2 | 3 of 5 | | Mistral AI | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | | Cohere | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | ## Every AI answer about generative AI platforms - Asked ChatGPT "Which generative AI platform should I use?": 1. ChatGPT, 2. Claude, 3. Gemini, 4. Perplexity, 5. Microsoft Copilot - Asked ChatGPT "What are the best generative AI platforms?": 1. ChatGPT, 2. Claude, 3. Gemini, 4. Microsoft Copilot, 5. Perplexity - Asked ChatGPT "What's the best generative AI platform for a product team?": 1. ChatGPT, 2. Claude, 3. Gemini - Searched Google, AI Overview "generative ai platforms": 1. ChatGPT, 2. Claude, 3. Gemini, 4. Microsoft Copilot, 5. Perplexity - Searched Google, AI Overview "enterprise ai platform": 1. Microsoft Copilot, 2. Gemini Not named in any answer: Mistral AI and Cohere. Brands are listed in the order each answer named them. The answers were collected in the United States on October 19, 2026. ## How did search popularity change for generative AI platforms worldwide in September 2026? - In September 2026, ChatGPT gained share of searches among generative AI platforms worldwide, from 66.5% to 69.3%. - Claude’s share of searches among generative AI platforms worldwide has lost ground for 3 months in a row, from 4.8% to 4.2% in September 2026. ## Month by month | Month | ChatGPT estimated searches | ChatGPT Share of Search | ChatGPT rank | Claude estimated searches | Claude Share of Search | Claude rank | | --- | --- | --- | --- | --- | --- | --- | | Oct 2025 | 1550M | 66.7% | 1 | 15.6M | 0.67% | 5 | | Nov 2025 | 1471M | 70.6% | 1 | 17.2M | 0.83% | 5 | | Dec 2025 | 1470M | 70% | 1 | 15.5M | 0.74% | 5 | | Jan 2026 | 1470M | 69.1% | 1 | 20.2M | 0.95% | 4 | | Feb 2026 | 1469M | 70.1% | 1 | 33.3M | 1.6% | 3 | | Mar 2026 | 1545M | 66% | 1 | 87.1M | 3.7% | 3 | | Apr 2026 | 1544M | 63% | 1 | 108M | 4.4% | 3 | | May 2026 | 1807M | 65.2% | 1 | 119M | 4.3% | 3 | | Jun 2026 | 1549M | 62.7% | 1 | 118M | 4.8% | 3 | | Jul 2026 | 1556M | 66.4% | 1 | 105M | 4.5% | 3 | | Aug 2026 | 1550M | 66.5% | 1 | 105M | 4.5% | 3 | | Sep 2026 | 1903M | 69.3% | 1 | 117M | 4.2% | 3 | ## How each brand is measured Brandwave collects information about searches that people make online using ChatGPT’s and Claude’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. - **ChatGPT**: Measured on the search terms “ai chatgpt”, “chat gpt”, “chat-gpt”, “ChatGPT”, “chatgpt 4”, “chatgpt 4o”, “chatgpt 5”, “chatgpt ai”, “chatgpt app”, “chatgpt atlas”, “chatgpt business”, “chatgpt chatbot”, “chatgpt desktop”, “chatgpt go”, “chatgpt image generator”, “chatgpt images”, “chatgpt openai”, “chatgpt plus”, “chatgpt pro”, “chatgpt search”, “chatgpt voice”, “chatgpt web”, “chatgpt website”, “chatgpt5”, “chatgptapp”, “open ai chatgpt”, “open chatgpt” and “openai chatgpt”, summed into one figure. - **Claude**: Measured on the search terms “ai claude”, “anthropic claude”, “anthropic claude ai”, “anthropic's claude”, “anthropics claude”, “Claude”, “claude ai”, “claude ai anthropic”, “claude ai app”, “claude ai assistant”, “claude ai model”, “claude ai pro”, “claude anthropic”, “claude app”, “claude artifacts”, “claude artificial intelligence”, “claude cowork”, “claude design”, “claude designs”, “claude desktop”, “claude for chrome”, “claude for excel”, “claude haiku”, “claude max”, “claude models”, “claude opus”, “claude pro”, “claude projects”, “claude sonnet” and “claude.ai”, summed into one figure. - [ChatGPT profile](/demand/global-en/brands/chatgpt) - [Claude profile](/demand/global-en/brands/claude) - [All generative AI platforms worldwide](/demand/global-en/categories/generative-ai-platforms): The set both shares are measured inside, 7 brands. ## Methodology - [How is the Brand Demand Index measured?](/demand/methodology): Where the figures come from, what they compare, and how they may be reused. ## Frequently asked questions ### Is ChatGPT or Claude more popular in search? In September 2026, ChatGPT had more branded searches than Claude among generative AI platforms worldwide. ChatGPT had about 1903.3 million branded searches, while Claude had 116.6 million. ChatGPT made up 69.3% of all generative AI platform searches we track, and Claude accounted for 4.2%. ## Cite this page Brandwave. "ChatGPT vs Claude: Which is searched more?". https://gobrandwave.com/demand/global-en/categories/generative-ai-platforms/compare/chatgpt-vs-claude This page is also available as HTML at https://gobrandwave.com/demand/global-en/categories/generative-ai-platforms/compare/chatgpt-vs-claude. Brandwave publishes an index of its Markdown pages at https://gobrandwave.com/llms.txt.