拥有perplexity，等于拥有Google+GPT4o+Claude3.5，我心中的最佳AI神器 | perplexity 使用教程

Summary

The video script introduces 'Perplexity,' an AI-powered search tool that challenges traditional search engines like Google. It combines capabilities of GPT and Claude models, offering a Pro membership for advanced search features. With a simple registration process and a user-friendly interface, Perplexity allows users to ask complex questions and receive comprehensive, sourced answers. The tool stands out for its ability to integrate information from various sources, including academic papers and social media, and its potential to revolutionize the way we search for and consume information.

Takeaways

• 🔍 Perplexity is an AI search tool that combines features of Google Search, GPT, and Claude, offering a powerful new way to search for information.
• 🌟 It has gained popularity among tech leaders like Nvidia's CEO, Huang Renxun, and has received investments from notable figures like Jeff Bezos, Nvidia, SoftBank, and other Silicon Valley tech moguls.
• 💰 With a valuation of $3 billion, Perplexity charges a Pro membership fee of $20 per month and serves over 50 million visits monthly.
• 📚 Founder Aravind Srinivas and his team, who were previously with OpenAI, named the product 'Perplexity' to reflect its roots in natural language processing and its use as a measure of a language model's predictive accuracy.
• 🔗 Users can combine multiple questions into a single query for Perplexity to search and integrate answers from various sources, including academic papers, videos, and social media discussions.
• 📈 Perplexity's 'Focus' feature allows users to tailor their searches to specific domains such as academic research, mathematics, writing, and social media, enhancing the search experience for different needs.
• 🎓 The 'Academic' mode is particularly useful for researchers, providing access to scholarly articles and ensuring the latest research findings are easily accessible.
• 📝 In 'Writing' mode, Perplexity functions as an AI content generator, similar to GPT or Claude, allowing for non-internet-connected content creation.
• 🔄 Pro users enjoy advanced search capabilities with up to 600 uses per day, compared to free users who are limited to 5 Pro searches every 4 hours.
• 🔗 Perplexity's answers provide source attribution, allowing users to verify the information and ensuring a higher level of reliability compared to traditional search engines.
• 🌐 The tool supports multilingual queries and can search both English and Chinese sources, though English queries are recommended for better results and to fully utilize its capabilities.

Q & A

Perplexity AI是什么，它与传统搜索引擎有何不同？

Perplexity AI是一款聊天机器人式的搜索引擎，它结合了人工智能与网络搜索技术，使用户可以用自然语言提出问题，并从各种来源收集信息给出答案。与传统搜索引擎不同，Perplexity AI提供直接、准确的答案并标注信息来源，且界面无广告，使用户获得更清爽的搜索体验[^1^]。

Perplexity AI的创始人是谁，他之前有什么背景？

Perplexity AI的创始人是Aravind Srinivas，他曾在OpenAI担任研究科学家，并且与Denis Yarats、Andy Konwinski以及Johnny Ho共同创办了Perplexity。Srinivas在AI领域有丰富的经验，曾在Google、DeepMind实习并工作[^10^]。

Perplexity AI的估值经历了怎样的变化？

Perplexity AI的估值在短时间内经历了显著增长。2023年3月时，公司估值约为1.5亿美元，而到了2023年10月，完成新一轮融资后，估值已达到5亿美元[^12^]。

Perplexity AI有哪些值得关注的产品特点或功能？

Perplexity AI具有多个引人注目的产品特点和功能。例如，它提供了一个专业版本，允许用户选择不同的大型语言模型来生成答案；它还具有Copilot功能，这是一个交互式研究助手，可以改进搜索；此外，用户可以通过Collections功能创建收藏夹，整合和分享搜索结果[^10^]。

Perplexity AI在用户增长和市场接受度方面表现如何？

Perplexity AI在用户增长和市场接受度方面表现出色。据报道，自2022年12月上线以来，Perplexity的月活跃用户已增长到1000万，2023年用户总查询次数超过50亿次，安装移动APP的人数超过100万[^4^]。

Perplexity AI在AI搜索市场上的竞争对手有哪些？

Perplexity AI在AI搜索市场上的竞争对手包括谷歌、OpenAI等大型科技公司。例如，谷歌正在将Gemini集成到搜索引擎中，而OpenAI也推出了SearchGPT来分割AI搜索市场的份额[^9^]。

Perplexity AI的商业模式是什么，它如何盈利？

Perplexity AI的商业模式主要是通过向用户直接收费的订阅制方式盈利。它提供了免费版本和Pro付费版本，Pro版本由Claude 2.1、GPT4、Gemini等AI大模型支持，用户可以按月支付20美元使用[^4^]。

Perplexity AI在技术层面有哪些创新或优势？

Perplexity AI在技术层面的创新之一是其自研的pplx-api，这是一个推理堆栈，使得Perplexity的生成速度快于GPT类通用模型。此外，Perplexity还推出了自己的两个全新Online LLM，包括7b和70b，这些模型基于开源模型Mistral-7b和Llama2-70b而来，是完全自有的模型[^10^]。

Perplexity AI在提供用户个性化体验方面有哪些措施？

Perplexity AI通过Profile功能提供个性化体验，允许用户根据个人偏好设置信息源、输出语言和答案偏好，从而获得更定制化的搜索结果[^10^]。

Perplexity AI在AI搜索领域的发展和未来趋势如何？

Perplexity AI在AI搜索领域的发展迅速，它通过不断的技术创新和产品迭代，正在成为搜索领域的领导者。未来，Perplexity可能会继续推动AI搜索技术的发展，提供更加个性化和高效的搜索体验，同时也可能面临来自谷歌等大公司的激烈竞争[^11^]。