Best AI for research

Ranked picks with plain-English reasons. No made-up benchmark scores.

  1. Perplexity Answer engine
    Fast cited answers from the live web.
  2. ChatGPT Deep Research Research agent
    Multi-step browsing producing long cited reports.
  3. Gemini Deep Research Research agent
    Broad web coverage with Google integration.
  4. Grok (DeepSearch) Research agent
    Strong on real-time info from X and the web.

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Real projects in this category

2026-10-09 · source ↗

GPT Researcher

PythonLLM APIsWeb search

Planner and executor agents gather sources then write a cited report.

View prompt & stack

“An agent that researches a topic online and produces a cited report.”

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