Perplexity
Track Perplexity's evolution as an AI answer engine and see how verifiable sources, browsing safety, and deep search are changing search and research methods.
Perplexity is an AI answer engine that combines search and generation, providing verifiable source links when answering. Here, we track its product evolution—from deep search and BrowseSafe browsing security to differences from ChatGPT's positioning—to see what these answer engines truly solve in information research and literature retrieval.
