Search that answers
Perplexity searches the web for your question and returns an answer drawn from several sources, with citations. It defined the AI search category, replacing search, open the links, compare them yourself with ask and get a summary.
What makes it useful
- Citations are explicit: each part of the answer links to its source, so verification is easy
- Less searching: reading and comparing across sites is done for you
- Follow-up questions: you can go deeper conversationally
- Deep Research: longer, more thorough investigation producing a report
Answering the objection that AI output cannot be trusted because of hallucination — directly, by showing sources — is a large part of why it caught on.
Alongside ordinary search
Conventional search is faster when you want to reach a specific site: an official page, a map, a shop. Perplexity suits wanting to understand or compare. Google has strengthened AI answers of its own, and the merging of search and AI is now the central theme in the search industry.
How to use it
Citations do not guarantee the cited source is correct, and nuance can shift in summarization. Checking the primary source for anything important remains necessary. Even so, its efficiency as the first step of research is considerable, and the number of people who start there keeps growing.
The free tier is genuinely usable; paid plans unlock model selection and file analysis. Some people replace their browser’s default search with it, which makes it a good first step for anyone wanting to modernize how they look things up.