Perplexity AI is an advanced, AI-powered search and answer engine designed to deliver fast, accurate, and well-sourced information in response to natural language queries. Unlike traditional search engines, Perplexity uses large language models (LLMs) to synthesize responses based on real-time web search results, providing concise answers with inline citations to original sources.
: Users can ask follow-up questions and receive answers in a conversational format, with each response including citations to its sources for transparency and verification.
: Perplexity pulls data from the internet in real time, enabling it to provide up-to-date answers on current events, research topics, and more.
: The free version uses OpenAI’s GPT-3.5, while the Pro subscription offers access to more advanced models such as GPT-4o, Claude 3.7 Sonnet, Gemini Flash 2.0, and others.
: Pro and Enterprise Pro users can upload and search through internal documents (PDFs, Word, Excel, etc.), making it valuable for research and knowledge management.
: Users can organize queries, notes, and documents into collections or “Spaces” for collaborative research and project management.
: Perplexity is accessible via web, iOS, Android, and browser extensions for Chrome, Firefox, and Safari.
: Ideal for students, academics, and professionals to find peer-reviewed sources, summarize articles, and conduct literature reviews.
: Journalists and researchers use Perplexity for quick, verifiable fact-checking with cited sources.
: Teams can organize information, store queries, and collaborate on research projects within shared Spaces.
: Perplexity can provide live updates on events like elections, sports, and weather by accessing dynamic data feeds.
Perplexity AI operates on a freemium model, offering a robust free version and a subscription-based Pro version with enhanced features. The company was founded in 2022 by Aravind Srinivas, Denis Yarats, Johnny Ho, and Andy Konwinski, and is headquartered in San Francisco. It has rapidly grown in valuation and adoption, serving millions of users worldwide.
Users enter a question in natural language.
Perplexity’s AI searches the web, processes the information, and generates a concise answer with citations.
Users can refine their search with follow-up questions or organize their research in Spaces.
In summary, Perplexity AI is redefining the search experience by combining the power of AI with real-time web access, making it a valuable tool for anyone needing accurate, up-to-date, and well-sourced information
From Wikipedia: Perplexity AI, or simply Perplexity, is an American web search engine that uses a large language model to process queries and synthesize responses based on web search results. With a conversational approach, Perplexity allows users to ask follow-up questions and receive answers with citations to its sources from the internet.
Perplexity AI, Inc. was founded as a privately held company in 2022 by Aravind Srinivas, Denis Yarats, Johnny Ho, and Andy Konwinski. It launched its flagship search engine on December 7, 2022, and has since released a Google Chrome extension and an app for iOS and Android. As of December 2024, the company was valued at US$9 billion.It currently has around 100 employees, and is headquartered in San Francisco, California, United States.
Built on Microsoft Azure infrastructure, Perplexity AI uses Microsoft Bing to research sources on the web. A free and public version of Perplexity employs the GPT-3.5 large language model by OpenAI, while the paid Pro subscription allows users to choose from a variety of more advanced models, among other features.
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is a Filipino-American writer, chemist, and blogger recognized for his
contributions to both science and literature. He is also known for his active online presence,
sharing personal stories, travel experiences, and reflections on Filipino and American culture.
Katague holds a Doctor of Philosophy (Ph.D.) in Medicinal and Pharmaceutical Chemistry
He retired from the U.S. Food and Drug Administration in 2002, after which he divided his
time between the United States (Northern California) and the Philippines (Marinduque).
He managed Chateau Du Mer, a beach resort and conference center on Marinduque Island,
Katague is an active blogger and writer, maintaining several blogs such as "The Intellectual
Migrants," "Where the Heck is Marinduque?," and "Becoming American," where he explores
topics
ranging from retirement in the Philippines to Filipino-American identity and personal memoirs.
He has published articles on platforms like HubPages, where he shares insights on retirement,
His writing often reflects on his experiences as an immigrant, his family life, and his
observations on cultural differences between the Philippines and the United States.
Katague is passionate about gardening, cooking, and bridge (the card game).
He is married, and his personal essays often discuss his relationship and family milestones,
He is involved in humanitarian work, notably participating in medical missions in Marinduque.
| Aspect | Details |
|---|---|
| Profession | Writer, Chemist, Blogger, Resort Owner |
| Education | Ph.D. in Medicinal & Pharmaceutical Chemistry, University of Illinois |
| Notable Roles | Retired FDA scientist, Owner of Chateau Du Mer, Active blogger/writer |
| Key Interests | Filipino-American culture, retirement, gardening, cooking, bridge |
| Online Presence | HubPages, Blogger, LinkedIn, Muck Rack, Twitter/X |
| Humanitarian Work | Medical missions in Marinduque, Philippines |
David B
David B. Katague stands out as a multifaceted individual who bridges science, literature, and
community service, making meaningful contributions both in the United States and the Philippines
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