Best AI Agents

GPT Researcher alternatives

7 other research agents listed here. GPT Researcher is open source.

Consensus

Research agents

Search engine for peer-reviewed research

Freemiumpaperssearch

Elicit

Research agents

Research assistant for scientific papers

Freemiumpapersliterature-review

Gemini Deep Research

Research agents

Gemini mode that researches a topic and writes a report

Freemiumgooglegemini

Open Deep Research

Research agents

LangChain's open source deep research agent

Open sourcelangchainlanggraph

OpenAI Deep Research

Research agents

ChatGPT agent that writes multi-page research reports

Paidopenaichatgpt

Perplexity

Research agents

Answer engine with a multi-step research mode

Freemiumsearchcitations

STORM

Research agents

Stanford system that drafts Wikipedia-style articles

Open sourcestanfordresearch