Perplexity
Also known as: Perplexity AI; Perplexity Pro
An AI answer engine that searches the web and shows the sources behind each answer, useful for quick research on suppliers, competitors or rules. Free plan available; Pro costs $17 per month billed annually (checked November 2026).
How to do it?
- 01
Ask a question in plain words
Type your question as you would ask a person; each question starts a new session.
- 02
Ask follow-up questions
Refine the answer with follow-ups in the same session instead of starting over.
- 03
Upload a file to ask about
Add a file to a session, ask questions about it and search the web in the same session.
- 04
Group research in Projects
Collect sessions and files on one topic in a Project, and invite colleagues to work on it with you.
- 05
Set language, format and tone
In your profile settings choose the language, output format and tone you want answers in.
- 06
Check answers against their sources
Open the linked sources behind each part of an answer and confirm the facts before you use them.