Market and competitor research
Perplexity is useful for checking competitor sites, product pages, pricing pages, reviews and recent announcements. It can quickly expose what is public and link back to the pages a team should inspect.
ChatGPT becomes useful after collection. It can turn scattered findings into a SWOT, positioning map, competitor table, feature matrix, sales objection list or executive memo.
Documents, sales and operations
ChatGPT is usually the better tool for business writing because the task is rarely just “answer this.” It is often “write this in our tone,” “make it shorter,” “turn this into a customer email,” or “make a table for the meeting.”
Perplexity still matters when facts are external. If a proposal mentions market size, regulations, public product features or competitor claims, use source-backed research before writing.
Where all-in-one tools fit
Some teams do not want separate subscriptions and tabs for every model. All-in-one AI workspaces such as MultipleChat can be useful when teams want ChatGPT-style writing, Perplexity-style web search and model comparison in one interface.
That does not remove the need for review. Business-critical numbers, legal statements, customer promises, privacy claims and pricing claims should be checked against original sources.