Public Alpha
by Public Holdings, Inc.
A free AI research assistant inside the Public investing app.
Reviewed by the the30top research team · Last reviewed 2026-10-27
Overview
Alpha is a chat assistant inside the Public investing app and website, available to all Public investors at no charge. Per the vendor it uses GPT-4 and draws on SEC filings, earnings call transcripts, quotes, historicals, analyst ratings, news and social sentiment. Public states that Alpha does not provide financial advice, is experimental, may be inaccurate, and that its output should not be the basis for any investment decision. You need a Public account to use it.
Our verdict
A handy research helper with honest warnings. It sits at the investing edge of this category, so it is a fit only if investing insight is what you need.
Best for
Self directed investors who want a quick research assistant in their brokerage app.
Avoid if
You want budgeting, tax help or a tool that gives advice.
Pros
- No extra charge for Public investors
- Pulls filings, transcripts and ratings into one chat
- Clear vendor disclaimer about its limits
Cons
- Tied to the Public brokerage
- Vendor warns it may give inaccurate responses
- Research only, not a budgeting or planning tool
Key capabilities
Frequently asked questions
Does Alpha give financial advice?
No. The vendor says Alpha does not provide financial advice and its output should not be the basis for any investment decision.
Is Alpha free?
The vendor says it is available to all Public investors at no charge.
What model does it use?
The vendor says it leverages GPT-4 but is not ChatGPT.