How does Perplexity differ from ChatGPT?

Perplexity AI is different from ChatGPT in several key ways:

1. Perplexity is an AI search engine, while ChatGPT is a conversational AI assistant. Perplexity’s primary function is to search the internet and provide summarized answers to queries, similar to a search engine but with AI-powered summarization and analysis[1]. ChatGPT, on the other hand, is designed for open-ended dialogue and task assistance.
2. Perplexity utilizes multiple large language models (LLMs), including GPT-4, Claude 3, Mistral Large, and its own custom models, while ChatGPT is based solely on OpenAI’s GPT models[1][3]. This allows Perplexity to leverage the strengths of different LLMs and provide more diverse and potentially higher-quality responses.
3. Perplexity offers two search modes: Quick Search for basic answers and Pro Search for more in-depth, tailored responses[1]. Pro Search can ask clarifying questions and adapt its responses based on user feedback, providing a more personalized experience.
4. Perplexity provides citations and references for the sources it uses to generate its answers, allowing users to verify the information and explore further[1]. ChatGPT does not provide such references.
5. Perplexity has additional features like document and image uploads, image generation, and the ability to organize searches into collections with specific prompts[1]. ChatGPT is primarily focused on text-based conversation.
6. Perplexity offers both free and paid subscription plans, with the paid Pro plan providing access to advanced features and models like GPT-4 and Claude[2][3]. ChatGPT currently has a free version and a paid ChatGPT Plus version with some additional capabilities.

In summary, while both Perplexity AI and ChatGPT leverage large language models, Perplexity is designed as an AI-powered search engine with a focus on providing referenced, tailored answers and additional features, while ChatGPT is a conversational AI assistant for open-ended dialogue and task assistance.

Citations:
[1] https://zapier.com/blog/perplexity-ai/
[2] https://www.geeksforgeeks.org/chatgpt-plus-vs-perplexity-ai-chatbot/
[3] https://www.reddit.com/r/OpenAI/comments/18yo7ov/in_what_way_are_services_such_as_perplexity_ai/
[4] https://www.perplexity.ai/hub/technical-faq/what-model-does-perplexity-use-and-what-is-the-perplexity-model
[5] https://www.perplexity.ai/collections/AI-101-Concepts-xEo05lAwS7u.IQU.YlkjWw