Perplexity

Perplexity interprets user queries using large language models and performs real-time searches across multiple data sources to compile relevant insights. It provides features such as conversational querying, contextual follow-up, and model selection for different response types. The platform includes advanced capabilities such as iterative deep research, in which multiple searches and source evaluations are conducted automatically to produce comprehensive outputs. Each response is accompanied by references, enabling verification and further exploration of original materials.