Perplexity

What is perplexity?

Perplexity is a powerful AI search engine and deep research tool. Like traditional search engines, it provides answers quickly, remembers context, and supports follow-up questions. Perplexity integrates multiple top-tier AI models, such as Claude Sonnet 4.5 , GPT-5 , and Gemini 2.5 Pro , allowing users to switch models according to their needs. Perplexity supports deep search, custom search scope, and knowledge framework generation, making it suitable for users who need to efficiently acquire, organize, and analyze information. Perplexity provides robust support for students, researchers, and professionals.

Perplexity’s main functions

• Intelligent Search : Provides direct answers based on advanced AI technology, supports continuous dialogue and contextual understanding, enabling users to conduct in-depth queries and follow-up questions.
• Multi-model integration : Integrates multiple top-tier AI models, such as Claude, GPT-5, and Gemini, allowing users to select the most suitable model for interaction based on their needs.
• Customizable search scope : Supports users to customize search sources, such as academic papers, investment reports, etc., to meet information needs in specific fields.
• Deep Research : Automatically performs multiple searches, reads and analyzes large amounts of data, and generates comprehensive reports to help users conduct in-depth research.
• Labs Functions : As an AI Agent, it provides a range of automated services from information crawling, data processing, code execution to chart generation.
• Study Mode : Designed specifically for learning and research, it provides comprehensive and structured answers, automatically generates knowledge frameworks, and supports interactive learning.
• Space features : Supports users to upload files and links for research and analysis of specific topics, and supports dedicated memory for conversations and files.
• Daily customized news push : Through the Tasks feature, users can set up timed collection and push of relevant information, such as financial news and weather forecasts.
• Financial Functions : Provides real-time market data, individual stock trends, index information, and market analysis to help users make investment decisions.

How to use Perplexity

• Log in to your account : Visit the Perplexity website https://www.perplexity.ai/, accept the invitation to claim a free Pro membership, and log in to start using it.
• Intelligent Search : Enter your question in the search bar and get the answer directly from AI. At the same time, AI remembers the context of the conversation for follow-up questions.
• Model selection : By clicking the model switching icon next to the input box, you can select the AI ​​model that suits your needs and interact with it.
• Custom Search : Click the search scope icon to customize your search for specific materials, such as academic papers or financial information.
• In-depth research : Enable deep search to allow AI to automatically perform multiple searches and generate comprehensive reports.
• Using Labs : In Labs, use AI Agents to automate information collection, data processing, and result delivery.
• Learning Mode : Enter Study Mode to access a structured knowledge framework and interactive learning tools to systematically learn new topics.
• Manage Space : Upload files and links through the Space feature and use AI to remember the content for in-depth analysis.
• Set up push notifications : Through Tasks settings, Perplexity can periodically push news or information that you are interested in.
• Financial Analysis : Use Perplexity’s financial features to obtain real-time market data and individual stock information to assist in investment decisions.

Perplexity’s product pricing

• The Personal Pro plan costs $20 per month, or $16.67 per year when billed annually, and includes 10x more cited answers, access to Perplexity Labs, unlimited file and photo uploads, extended access to Perplexity Research, extended access to image generation, limited access to video generation, and subscription access to all the latest AI models, including GPT-5 and Claude Sonnet 4.
• Individual Max Plan : $200 per month, includes all Pro content, priority access to the latest products, unlimited access to Perplexity Labs and Perplexity Research, use of advanced AI models such as OpenAI o3-pro and Anthropic Claude Opus 4.1 , enhanced video generation access, and priority support.
• Education Pro Program : Offers a free Pro version for students and teachers, unlocked upon verification, including 10x more answer citations, access to Perplexity Labs, unlimited file and photo uploads, extended access to Perplexity Research, and access to the latest AI models and $5.00 in API credits.

Application scenarios of Perplexity

• Academic Research : Perplexity helps researchers quickly access and analyze academic papers, supporting in-depth academic exploration.
• Market Analysis : Investors use Perplexity to obtain real-time market data and analysis reports to assist in investment decisions.
• Education and Learning : Students and educators use Perplexity’s structured knowledge framework and interactive learning tools for systematic learning.
• Programming Development : Developers use Perplexity’s code generation features to accelerate the programming process and improve development efficiency.