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Use cases FAQ

Can AskAI.free help with research?

Short answer: Yes, the Perplexity-powered search models do live web research with cited sources, and chat models can help you summarise and structure what you find.

Yes, and the right tool depends on what you mean by "research":

  • For finding facts and recent information: use one of the Perplexity search models. They run a live web search and return an answer with inline citations you can verify.
  • For summarising long documents: drop a PDF into Claude Sonnet 4 (Pro) and ask for a 1-page summary or a list of key points.
  • For literature reviews: use a Perplexity model to find relevant papers, then a chat model to compare and synthesise their findings.
  • For brainstorming research questions: ChatGPT 4o is fast and creative.

Always verify citations the AI gives you. Hallucinated sources are a known failure mode, Perplexity is much better than chat models here, but not infallible.

The reason the two-tool split matters: chat models answer from training data with a fixed knowledge cutoff, so anything published after that date is invisible to them, and they won't warn you when a question crosses the line. A practical format for serious research is to ask for a table with columns for claim, source, date and confidence; unsupported claims become obvious the moment the source column is empty.

How to avoid weak AI research

Separate source finding from synthesis. Use a web-grounded model such as Perplexity Sonar to find current sources, then ask a chat model to compare, summarise or turn those notes into a brief. Do not let a normal chat model invent citations from memory; that is where hallucinated references often appear.

For serious research, ask for a table with claim, source, date, evidence and uncertainty. That format makes it easier to spot unsupported statements and decide what needs manual verification.

How to apply this answer

Split your next research task in two chats: first a Perplexity model with "find recent sources on [topic], give me claim + source + date for each", then paste the results into Claude or ChatGPT with "synthesise these into a one-page brief, flag where the sources disagree". Search models find; chat models think.

Related FAQ pages

Try it in a real chatYour first question is free, no signup needed. Ask with your real context, or compare ChatGPT 4o and Claude Sonnet 4 on the same prompt.

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