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Natural Language Processing

Perplexity AI

Perplexity AI is an innovative search engine and chatbot that combines AI-powered conversation with web search capabilities. It offers users the ability to ask questions in natural language and receive personalized, fact-checked responses with cited sources. The tool excels in content generation, research, and providing detailed insights across various topics. Unlike traditional search engines, Perplexity AI delivers direct answers and summaries, reducing the need to sift through multiple web pages. Its advanced features include image generation, document analysis, and the flexibility to choose different AI models for varied responses. With a high daily query limit and seamless integration options, Perplexity AI is positioning itself as a powerful alternative to conventional search platforms, particularly useful for professionals, researchers, and content creators.

Made by Perplexity AI · Listing checked Oct 10, 2024

What it does

Use it to

  • Quickly find answers to a wide range of questions on various topics
  • Explore complex subjects in depth with guided AI assistance
  • Summarize long articles or documents for faster comprehension
  • Organize and manage research projects efficiently
  • Conduct professional research for informed business decision-making
  • Assist with academic research by accessing and analyzing scholarly databases
  • Plan and organize travel itineraries with ease
  • Generate code snippets for programming tasks
  • Analyze and detect AI-generated text in academic or professional settings
  • Process and generate multimodal content, including text, images, and code

Pricing

Checked Oct 10, 2024
Starts at$20/yr
Free planYes
  • $20 - $200/year
  • Perplexity AI offers different license types including individual use, team use, and enterprise use. The Enterprise Terms of Service cover the Perplexity Pro for Enterprise plan, which includes access to the latest open-source LLMs, Pro Searches, and API access. Fees are set in the Order Form and paid in U.S. Dollars. Users are prohibited from violating intellectual property rights or reverse engineering the services. API access is included in the Perplexity Pro subscription and the Enterprise Pro plan. Perplexity AI retains all rights to the services and related software. Users must adhere to the terms of service, and Perplexity AI reserves the right to restrict or terminate access at its discretion.

Prices come from Perplexity AI's public pricing page and change, so confirm on their site before you subscribe.

Good and watch out

What's good

  • User-friendly features
  • Robust free version
  • Natural language interactions
  • Source citations
  • Multiple LLM options for enhanced flexibility

Watch out for

  • Challenges with accuracy
  • Repetitive responses
  • Vulnerability to LLM issues
  • Difficulty with complex queries
  • Occasional app stability problems

Tool facts

Free Version

Yes

Pricing

$20 - $200/year

API Available

Yes

Mobile App

Yes

Release date

December 31, 2021

Platforms

AI models

Languages

Tags

For developers

API Availability

  • Perplexity AI provides an API for integrating cutting-edge open-source LLMs into projects.
  • For the most up-to-date information, please check the official website.

API

  • Access Settings: Visit the Perplexity API Settings page.
  • Register Payment Information: Store your payment information for later API usage.
  • Generate API Key: Generate an API key from the Settings page.
  • Use API Key: Send the API key as a bearer token in the Authorization header with each API request.
  • Authentication through API keys
  • Chat completion endpoint available
  • Supports various Perplexity Sonar Models and Open-Source Models
  • API requests via HTTPS, responses in JSON format
  • Rate limits apply, usage is tracked
  • Perplexity Pro Subscription: $5 in monthly credits
  • API is designed to be easily integrated with existing applications
  • Official documentation available at Perplexity's API Documentation
  • API availability: Yes

Sources

Community resources

Video tutorials

Recent news

Questions

How does Perplexity AI handle multimodal inputs, such as images and documents, and what are the limitations for free users?
Perplexity AI allows users to upload documents and images, but free users are limited to attaching PDFs, while image attachments are restricted to paid users. However, free users can convert images to PDFs as a workaround.
Can Perplexity AI assist with creating simple code snippets, and what kind of assistance can it provide?
Yes, Perplexity AI can assist with creating simple code snippets. Users can ask the tool to generate code based on their queries, making it useful for quick coding tasks.
How does Perplexity AI handle follow-up questions, and what kind of information does it provide in response?
Perplexity AI engages in follow-up questions to fine-tune its answers based on the user's needs. It provides detailed and relevant information, often with citations and references to verify sources.
Can Perplexity AI be used for academic research, and what are its strengths and limitations in this context?
Perplexity AI can be used for academic research, but it may not be suitable for in-depth, serious academic work. It provides a broad overview and can be useful for getting started with research, but users should verify critical information from primary sources.
How does Perplexity AI's Pro Search feature differ from its Quick Search, and what are the benefits of using Pro Search?
Pro Search in Perplexity AI is a conversational search guide that fine-tunes its answers based on the user's needs. It asks for details, summarizes relevant findings, and pulls from a diverse range of sources for a complete view. This makes it more personalized and comprehensive compared to Quick Search.
Can Perplexity AI be used to help with language learning, and what specific features make it useful for this purpose?
Yes, Perplexity AI can be used to help with language learning. Users can ask the tool questions about language topics, generate practice exercises, and even upload images of pages from activity books to get feedback on their answers.

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Listing last checked Oct 10, 2024 against Perplexity AI's website and pricing page. Features and prices change; check the vendor's site before you rely on them.