74
Stack Score
Editorial pick✓ Verified working
GPT Researcher
Open-source autonomous research agent.
Try GPT Researcher✓ Free trial available
Best for
Developers wanting a self-hosted alternative to Perplexity's Deep Research with full prompt control.
At a glance
- Pricing
- free
- Setup time
- 30 minutes
- Learning curve
- moderate
- Last verified
- 5/22/2026
What we love
- ✓MIT licensed
- ✓Self-hostable
- ✓Active project
Where it falls short
- −No managed cloud
- −Quality depends on chosen LLM
- −Setup overhead
Pricing
✓ Pricing verified Jun 21, 20261 tier
Open Source
$0
forever
- ✓All features
- ✓BYO LLM
- ✓Self-host
Why we picked it
GPT Researcher is the reference implementation for "research agent that returns a 10-page report". Self-host with your own LLM keys.
Overview
Open-source autonomous research agent. Developers wanting a self-hosted alternative to Perplexity's Deep Research with full prompt control.
Key features
- ●Multi-agent research loop
- ●BYO LLM (OpenAI, Anthropic, local)
- ●Web search + scraping
- ●Citation-aware reports
- ●MIT license
- ●Customizable depth
- ●FastAPI server
Best use cases
Generate research reports
Run a topic; get a structured PDF/Markdown report.
Custom research bot
Embed into Slack or your own product.
Integrations
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