Which AI should I use? / Which AI is best for research with sources?

⚖️ Which AI is best for research with sources?

“Which AI gives answers with real sources I can check?”

Short answer: Our pick is Grok Bot for research that keeps going, like watching a topic and sending you a weekly summary with links. For a one-time deep dive, ChatGPT, Gemini and Claude can all search the web and show where they got things, and Grok also reads what people are saying on X in real time. Perplexity is built around showing sources too. With any of them, click at least two links to make sure they really say what the AI claims.

#1 · Our pick

Grok Bot

Best for ongoing research: it keeps checking and reports back with links.

Visit Grok Bot ↗

ChatGPT

Good for delegated research, with a browser that can open and read pages for you.

Visit ChatGPT ↗

Gemini

Deep Research and NotebookLM keep answers tied to the sources you give it.

Visit Gemini ↗

Claude

Searches the web and compiles findings with citations; very careful writer.

Visit Claude ↗

Perplexity

An answer engine that shows the websites it read for every answer.

Visit Perplexity ↗

Side by side

	Grok Bot	ChatGPT	Gemini	Claude	Perplexity
Shows where it got the answer	Yes, with links	Yes, its browser opens and reads pages	Yes	Yes, with citations	Yes, every answer
Keeps researching over time	Yes	With scheduled tasks	No	Scheduled tasks on paid plans	Not its focus
Uses your own files as sources	Yes	Yes	Yes, NotebookLM	Yes	Check current features
Can still be wrong	Yes, click the links	Yes, click the links	Yes, click the links	Yes, click the links	Yes, click the links

Tips

Ask: "Which parts are you least sure about?" after every important answer.
Click at least two sources and read the actual sentence it quoted.
Prefer official sites (government, the company itself) over blogs.
If a link doesn't open, treat the claim as unverified.

Try this first prompt

Research this question: [your question]. Give me a 5-sentence answer, then a list of the sources you used with links. After each source, say in one line what it actually says. Mark anything you're unsure about. Stop after the list.

Step-by-step guides

Get a research report with real sources

I need to understand a topic well and want every claim backed up.

7 tools · 3-step recipe · copy-ready prompt

Fact-check your marketing copy and drafts

I'm worried my website or ads say things we can't back up.

5 tools · 3-step recipe · copy-ready prompt

Research a condition or treatment, with sources

I just got a diagnosis and want to understand it without doom-scrolling.

5 tools · 3-step recipe · copy-ready prompt

Summarize long videos and articles

I don't have time to watch an hour-long video or read 20 articles.

8 tools · 3-step recipe · copy-ready prompt

Sources

Plans and features change often — check the maker's site. Picks are editorial and never for sale. Not advice.