Research Tools¶
Open Source¶
A web research assistant that generates comprehensive reports on any topic following a workflow similar to OpenAI and Gemini Deep Research. Key features:
- Customizable models, prompts, report structure, search API, and research depth
- Allows providing an outline with a desired report structure
- Configurable planner model (e.g., DeepSeek, OpenAI reasoning model)
- User feedback on report sections with iteration until approval
- Configurable search API (Tavily, Perplexity, Exa, ArXiv, PubMed, Linkup)
- Adjustable search depth for each section
- Customizable writer model (e.g., Anthropic, OpenAI, Groq)
- Built on LangGraph with human-in-the-loop approval workflow
Commercial¶
Launched in February 2025, Perplexity Deep Research is a powerful research tool that:
- Uses a proprietary framework called "test time compute (TTC)" to explore complex topics
- Performs dozens of searches and evaluates hundreds of sources automatically
- Synthesizes findings through probabilistic reasoning models
- Offers 5 free daily queries for non-subscribers
- Provides 500 daily queries for Pro subscribers ($20/month)
- Generates reports in 2-4 minutes with citations and source verification
Available to ChatGPT Pro users, OpenAI Deep Research is an AI agent that:
- Uses a version of the OpenAI o3 model optimized for web browsing and data analysis
- Completes research tasks in 5-30 minutes that would typically take hours
- Employs reasoning to search, interpret, and analyze diverse online sources
- Provides thorough documentation with citations and summaries
- Excels at uncovering niche information requiring extensive browsing
- Targets professionals in finance, science, policy, and engineering