Perplexity
AI search engine that answers with numbered citations, useful for checking facts before you publish.
- Free plan or free tier
- Mobile app
- Developer API
Research comes before writing. These tools help you find what readers actually want to know about a topic and check facts before they go into a post, so the article answers real questions and holds up when someone checks it.
Question finders show the questions and phrasing people search around a keyword, often grouped into a map or a list. They are a reliable source of post angles, subheadings and FAQ sections, because each question is something a real reader typed. AI search tools answer a question in plain language with numbered sources, which makes it quicker to get an overview and find pages worth reading properly.
Trend tools look at timing, showing topics whose search interest is rising so you can write before a subject is crowded. Treat them as a source of ideas to test against your own expertise. A rising topic you know nothing about rarely makes a good post.
What a featured listing costs ยท from $99 a month
AI search engine that answers with numbered citations, useful for checking facts before you publish.
Maps the People Also Ask questions Google shows for a topic, a good source of post angles and FAQs.
Shows the questions and phrases people search around a keyword, grouped by who, what, why and how.
Tracks topics whose search interest is rising, to spot post ideas before they are crowded.
Always open the sources. Summaries can miss caveats or misread a page, and a post that links to the original source earns more trust than one that repeats an AI answer.
A good research habit is to save what you find as you go. Keep the questions, sources and quotes for each post in one note, with links, so drafting starts from material you have already checked. When you update a post later, that note shows where each claim came from.
Research tools also help with updating old posts. Check whether the questions people ask have changed since you wrote the piece.
Start from questions. Question finders show what people search around your topic, and each one can become a post, a subheading or an FAQ.
Cite the original source it points to instead. Open the link, check the page says what the answer claims, and link to that page.
Only when they fit what you know. A post on a rising topic you can speak to from experience is worth writing early; one you would have to fake usually isn't.
Several do, with daily or monthly limits on searches. Tool pages here show a free plan where we could confirm one.