
Metaso AI Search
A Chinese-language AI search and research service with entries for deeper research, file uploads and slides.
An AI answer engine that searches the open web and returns cited responses for discovery, initial research and source comparison.
Perplexity combines web search with AI responses and source citations. Use it to discover leads, explore unfamiliar subjects and assemble an initial research trail.
Core search is free. Pro and Max add features and higher limits. A citation does not guarantee a correct conclusion; read the underlying material before relying on it.
Public-source review; signed-in features were not tested. Checked 18 October 2026. Sources: official entry and product overview.