One of the latest features to roll out to Claude, and which you'll already find inside bots from Google and OpenAI, is deep ...

Key Takeaways Perplexity’s Deep Research delivers fast, source-backed AI reports using real-time web data.Advanced AI models ...

Every report generated by Deep Research includes clickable citations to underlying content, enabling both verification and deeper follow-up.

ChatGPT Deep Research: To the point and robust. I found ChatGPT's Deep Research to be the most direct and robust. The reports that ChatGPT generates are easy to read, and importantly, contain the ...

All your Deep Research requests will initially use the original, stronger model. Only when you’ve run out of initial Deep Research allotment will ChatGPT revert to o4-mini Deep Research reports.

Get detailed, well-researched answers with Gemini Deep Research for free. Sign in, enter your query, and receive in-depth reports backed by AI-driven analysis.

The advent of deep research tools has seen a rollout across a lot of chatbots now. Google Gemini offers deep research, with its most powerful version being available through Gemini 2.5 Pro.

Instead, the Deep Research reports have their own share icon, as shown below. That’s the one you’ll want to tap to bring up the large “Download as PDF” button.