Storm by Stanford
storm.genie.stanford.edu
Open-source AI research assistant that drafts long-form reports.
Quick Information
- Category:
- Research & Search
- Pricing:
- Free
- Platforms:
- Web, Self-hosted
- Free Plan:
- Yes
- API Available:
- Yes
- Last Verified:
- September 2026
What Is Storm by Stanford?
STORM (Synthesis of Topic Outlines through Retrieval and Multi-perspective Question Asking) is Stanford's open-source AI research assistant that autonomously drafts long-form, Wikipedia-quality reports on any topic — complete with structure, citations, and comprehensive coverage — entirely from a topic description. The system researches from multiple simulated expert perspectives, synthesizes findings into a structured outline, then writes a comprehensive article grounded in retrieved web sources with inline citations. The tool is genuinely free at Stanford's hosted web interface and fully open-source for self-hosting and research use.
The enhanced Co-STORM variant generates long-form research reports with a reported 99% factual accuracy, built-in citations, and PDF output — a genuinely significant capability for an academic research tool, since factual grounding and proper citation are exactly the qualities that matter most for research and reference material, distinguishing it from general-purpose AI writing tools less focused on verifiable accuracy.
It's aimed at researchers, students, and writers wanting free, citation-grounded long-form reports on any topic, with the genuinely free hosted interface providing real no-cost access to Stanford's research — the fully open-source nature also means technical users can self-host STORM for custom research applications, running their own local documents through the system rather than relying solely on the hosted version. See our Learning & Education tools directory for related tools like Elicit and Perplexity.
What Can You Use Storm by Stanford For?
Long-form report generation
Generates comprehensive, Wikipedia-quality reports from a topic description.
Multi-perspective research synthesis
Researches topics from multiple simulated expert perspectives before writing.
Citation-grounded writing
Produces reports with inline citations grounded in retrieved web sources.
Storm by Stanford Features
- Multi-perspective question asking — Simulates multiple expert viewpoints to research a topic comprehensively.
- Automatic outline synthesis — Synthesizes research findings into a structured outline before writing.
- Co-STORM PDF output — Generates reports with 99% reported factual accuracy and PDF output.
Who Is Storm by Stanford For?
- Researchers — Uses citation-grounded, multi-perspective research synthesis for comprehensive reports.
- Students and writers — Uses the free hosted interface for structured, well-researched long-form content.
Storm by Stanford Pros & Limitations
What We Like
- Genuinely free access at Stanford’s hosted web interface
- Fully open-source, allowing self-hosting for custom research applications
- Co-STORM’s reported 99% factual accuracy with built-in citations provides real research reliability
Limitations
- Self-hosting requires technical setup for users wanting to run local documents through the system
- As an academic research project, feature development may be less rapid than commercially-funded competitors
- Output quality depends on availability and quality of retrievable web sources for a given topic
Storm by Stanford Pricing
| Plan | Price | Main Features |
|---|---|---|
| Hosted (Free) | $0 | Full report generation via Stanford’s web interface |
| Self-hosted (Open Source) | Free | Custom deployment, local document research |
Pricing was last verified September 2026. Check the official website for the latest pricing.
AI Listing Jungle Ranking
- Global Rank:
- #418
- Overall Score:
- 54.5/100
- Monthly Users:
- –
- Rank Change:
- ▼ 11
This ranking reflects AI Listing Jungle's own independent scoring methodology and is not an endorsement by Storm by Stanford or its company. How Our Rankings Work
Frequently Asked Questions
Is STORM free?
Yes, completely free at Stanford’s hosted interface, and open-source for self-hosting.
What does STORM generate?
Wikipedia-quality, citation-grounded long-form reports on any topic.
What is Co-STORM?
An enhanced variant reporting 99% factual accuracy with PDF output.
Can I self-host STORM?
Yes, it’s fully open-source for self-hosting and custom research applications.
Our Take
STORM's multi-perspective research approach and Co-STORM's reported 99% factual accuracy represent genuinely significant capabilities for an academic research tool, prioritizing verifiable accuracy over generic AI writing fluency.
Its completely free hosted access, backed by Stanford, makes it a genuinely reliable no-cost resource for citation-grounded research reports.
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