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    Perplexity AI

    Research

    Perplexity AI is an AI search engine. It is a demo inspired by OpenAI WebGPT, not a commercial product. They use large language models (OpenAI API) and search engines. Also answers Twitter graph queries by translating natural language to SQL code.

    Alternatives & similar tools

    Related picks from editorial notes.

    Also mentioned

    • Claude
    • Chatgpt
    • Gemini
    • Copilot
    • Deepseek
    • Grok
    • Qwen
    • Kimi

    Features & details

    Full overview from our catalog (read-only reference).

    Category (short)
    Research
    Category
    Research
    Pricing (CSV)
    Free Trial
    Directory pricing
    Freemium
    Target audience
    Researchers & analysts
    Best for
    Perplexity is a great fit if you want speed, citations, and research help in one place. It is less ideal if you want unlimited advanced use without a subscription or expect every answer to be perfectly complete on the first try

    Pros & cons

    Editorial notes to help compare fit before opening the vendor site.

    Pros

    • It gives direct answers with sources, so you can verify information quickly.
    • It is strong for fast research on current topics, news, and complex questions.
    • It can summarize long articles, reports, and documents into short takeaways.
    • It supports deeper research workflows, including reasoning and iterative search.
    • It has useful extra features like shopping help, Labs, and Computer for more advanced tasks.

    Cons

    • Free users can face limits on some advanced features and usage volume.
    • Some of the most powerful tools are tied to paid plans like Pro and Max.
    • It is still an AI system, so answers can be incomplete or need double-checking, especially on nuanced topics.
    • New features can vary by plan, region, or rollout timing, so not everyone gets the same experience right away.

    Extended features

    In-depth description and capability notes.

    Perplexity AI is an AI-based search engine that allows you to ask questions in natural language and get concise, accurate answers backed up by sources. Some of its core features are: - **Conversational interface**: You can chat with Perplexity AI as if you were talking to a human, and it will respond in natural language as well. You can also ask follow-up questions and it will keep the context of the previous answers. - **Contextual awareness**: Perplexity AI can understand the meaning and intent of your questions, and provide relevant information based on your interests and preferences. It can also learn from your feedback and improve over time. - **Personalization**: You can set a focus for your sources, attach images, text, or PDFs, and use advanced filters to customize your search experience. You can also create threads to organize your queries and share them with others. - **Access to GPT-4**: Perplexity AI uses the latest version of OpenAI's GPT-4 model, which is a powerful language generator that can create high-quality content on any topic. You can access GPT-4 for free through Perplexity AI and use it for various purposes, such as writing essays, code, poems, etc. Source: Conversation with Bing

    Use cases

    Fast factual answers and web research — get direct answers instead of digging through many links. Real-time news and trend tracking — useful for breaking news, market moves, and other fast-changing topics. Summarizing articles, reports, and documents — quickly turn long content into concise takeaways. Deep research and analysis — good for complex topics like finance, marketing, tech, and product research. Project and work assistance — use it for things like planning a trip, comparing products, preparing for meetings, or building reports and dashboards.