Perplexity AI
Perplexity AI is a chat-based search engine that uses large language models (LLMs) to answer questions. It provides answers and cites sources from the web. The company behind it, Perplexity AI, Inc., is based in San Francisco, California.
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| Industry | Artificial intelligence |
|---|---|
| Genre | Search engine |
| Founded | August 2022 |
| Founder(s)s |
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| Headquarters | , US |
Key people | Aravind Srinivas (CEO) |
| Services |
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Number of employees | 100 [1][2]Ā (2024) |
| Website | perplexity.ai |
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History
Perplexity was set up in 2022 by four engineers: Aravind Srinivas, Andy Konwinski, Denis Yarats, and Johnny Ho. Here's a bit about each of them:
- Aravind Srinivas, the CEO, used to work as an AI researcher at OpenAI.
- Konwinski, part of the founding team at Databricks, brings expertise in back-end systems.
- Yarats, the CTO, was an AI research scientist at Meta.
- Ho, the CSO, has worked as an engineer at Quora and later as a quantitative trader on Wall Street.[3]
Service
Perplexity offers its services through a freemium model and also has an enterprise version.
free plan
Perplexity uses a standalone language model based on GPT-3.5 that includes browsing capabilities. This model uses the context of user queries to provide personalized search results. Perplexity not only summarises the search results but also includes inline citations in the generated text. Additionally, users can use the Pages feature to create customizable webpages and research presentations based on their prompts.
Pro
Perplexity Pro offers several advanced features. It provides API access, allowing users to search both internal files and web content. The service asks clarifying questions to refine user queries and enhances accuracy. Users can upload and analyze local files, including images. Perplexity Pro uses powerful language models like GPT-4, Claude 3.5, Grok-2, Llama 3, and in-house Perplexity LLMs. Additionally, it can generate images using AI through platforms like Playground v3, DALL-E, Stable Diffusion, and FLUX 1.
Reference
- ā https://www.linkedin.com/pulse/linkedin-top-startups-2024-50-us-companies-rise-linkedin-news-hxote/
- ā Cite error: Invalid
<ref>tag; no text was provided for refs named:1 - ā "AI-powered search engine Perplexity AI lands $26M, launches iOS app". TechCrunch. April 4, 2023. Archived from the original on March 5, 2024. Retrieved May 5, 2024.