SearchGPT Search Engine compared with Perplexity, Google Search and Bing Copilot| SearchGPT Search Engine (ChatGPT search) | Perplexity | Google Search (AI Mode) | Bing Copilot (Copilot Search in Bing) |
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| Search workflow: ChatGPT may search by itself when a question needs current information, or the user starts a search from the Search tool. It often rewrites the question into one or more targeted queries. | Search workflow: Perplexity is described as an AI-powered search engine that searches the web and gives conversational answers. | Search workflow: AI Mode breaks a question into subtopics and searches them at the same time. It builds on AI Overviews with more advanced reasoning. | Search workflow: Simple queries get short answers, and complex or analytical questions get longer summaries. |
| Sources and citations: Responses that use web search may include citations, and a Sources panel lists cited pages and related links. | Sources and citations: Each response includes citations and links to original sources. | Sources and citations: The AI-generated response comes with follow-up questions and links to the web. | Sources and citations: Source links appear inline and at the bottom of the answer. A Show all pane lists the full set of references. |
| Access and plans: Web search is available on Free, Go, Plus, Pro, Business, Enterprise and Edu plans, and also to people who are not signed in. Searches count against plan usage limits. | Access and plans: A free tier exists and Pro is a paid upgrade with more AI models, extended deep research and increased file uploads. Perplexity offers models from OpenAI and Anthropic. | Access and plans: AI Mode is reached at google.com/ai or from the AI Mode button on google.com. Gemini 3 Pro in AI Mode is limited to English, select countries and Google AI Plus, Pro or Ultra plans, with daily limits. | Access and plans: Users open the Copilot menu and select Search. Microsoft announced it on 7 November 2025, and regional availability is not specified. |
| Reliability and data handling: OpenAI states results can be incomplete, outdated or incorrect. It uses an approximate location derived from the IP address, and says it does not share the IP address or account information with search providers. | | Reliability and data handling: Google states AI Mode does not always get it right and recommends checking important information in more than one place. | |