Looking for a free alternative to AlphaSense? Here are 9 deep research & documents worth trying — 9 with a free tier. AlphaSense itself is paid.
| Tool | AlphaSense (you searched) | STORM (Stanford) | ChatGPT Deep Research | Gemini Deep Research |
|---|---|---|---|---|
| Pricing | paid | free | freemium | freemium |
| Best for | AI search across SEC filings, earnings transcripts, broker research, private data | MIT-licensed open-source system that researches a topic and writes a full cited report | Runs up to ~30 min for exhaustive reports | Multi-step research across the web |
| Visit | Open ↗ | Open ↗ | Open ↗ | Open ↗ |
STORM (Stanford) is the closest free alternative to AlphaSense: same Deep Research & Documents sub-category, and it is free. MIT-licensed open-source system that researches a topic and writes a full cited report
Yes — 9 of the 9 alternatives listed here are free or freemium: STORM (Stanford), ChatGPT Deep Research, Gemini Deep Research, NotebookLM, ChatPDF. None of them are paid-only.
AlphaSense is paid. That is why this page exists: the free and freemium options are listed first below.
They are the other tools in Deep Research & Documents, then the rest of Research & Learning, ordered free tiers first and capped at 9. There is no sponsorship and no paid placement in that ordering — only the pricing tier decides.
✦ WhyA AlphaSense alternative — MIT-licensed open-source system that researches a topic and writes a full cited report.
✦ WhyA AlphaSense alternative — Runs up to ~30 min for exhaustive reports.
✦ WhyA AlphaSense alternative — Multi-step research across the web.
✦ WhyA AlphaSense alternative — Grounded answers from your own sources.
✦ WhyA AlphaSense alternative — Chat with any PDF or document.
✦ WhyA AlphaSense alternative — Free, no credit card required.
✦ WhyA AlphaSense alternative — Open-source, Apache 2.0, self-hostable generative-UI search engine.
✦ WhyA AlphaSense alternative — MIT-licensed, fully self-hostable open-source Perplexity clone.
✦ WhyA AlphaSense alternative — Fully free AI-powered search across 237M+ scientific papers.