What is Perplexity?
Perplexity is an AI-powered answer and search engine that combines real-time web search with large language models and returns responses with source citations. The product offers modes such as a fast search, an in-depth Deep Research mode, and features for creating content. Pro and Max users can choose between several models (including Perplexity's own Sonar as well as models from OpenAI, Anthropic, and Google). It is complemented by the Comet browser and the Sonar API for developers.
Best for
fast, source-based research and fact-checking
Strengths
- +Responses with traceable source citations, which makes it easier to verify information.
- +Live web search provides up-to-date information instead of a fixed knowledge cutoff.
- +In the paid tiers, users can choose between several language models from different providers.
Privacy & data
According to Perplexity, data from enterprise customers and via the Sonar API is not used to train its models, while free and Pro tiers offer an opt-out; the exact scope of data handling depends on the chosen plan.
▸ Technical details
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