LangAlpha vs AlphaResearch
By Jay Rocco, Chief Editor, FullStack Alpha. Updated . Prices checked on each vendor's own site.
Quick answer
Pick LangAlpha for options analytics plus API access. Pick AlphaResearch for stock screener.
Key differences
- Cheaper paid plan: LangAlpha ($20/mo vs $49.99/mo)
- Broader feature set: LangAlpha (8 vs 7 core capabilities)
- API access: LangAlpha (Only LangAlpha has it)
- Options analytics: LangAlpha (Only LangAlpha has it)
Pick LangAlpha if
- You trade options
- You want API access for your own code
- Agent-style stock research
- Citing filings and transcripts
Pick AlphaResearch if
- You scan the market with filters every day
- Searching SEC filings and transcripts
- Spotting tone shifts in earnings calls
- Tracking insider and 13F filings
Side by side
| Feature | LangAlpha | AlphaResearch |
|---|---|---|
| Starting price | Free, paid from $20/mo | Free, paid from $49.99/mo |
| Free plan | Yes | Yes |
| Stock screener | No | Yes |
| Alerts | Yes | Yes |
| AI chat assistant | Yes | Yes |
| News and sentiment | Yes | Yes |
| Fundamentals | Yes | Yes |
| Earnings calls | Yes | Yes |
| Insider and Congress trades | Yes | Yes |
| Options analytics | Yes | No |
| API access | Yes | No |
Plans
LangAlpha
- Free: Free, 1,000 credits/mo
- Plus: $20/mo
- Pro: $40/mo
- Max: $100/mo and up
AlphaResearch
- Free: Free, limited access
- Basic: $49.99/mo billed quarterly
- Enterprise: Custom per seat
Questions people ask
What is the main difference between LangAlpha and AlphaResearch?
Pick LangAlpha for options analytics plus API access. Pick AlphaResearch for stock screener.
Which is cheaper, LangAlpha or AlphaResearch?
LangAlpha has the cheaper paid plan: $20/mo for LangAlpha vs $49.99/mo for AlphaResearch (monthly equivalent, checked Oct 2026).
Do LangAlpha or AlphaResearch have a free plan?
Both have a free plan.
Which is better for beginners?
Both target intermediate users. Start with whichever has the free plan or trial so you can test before you pay.
Which has better AI features?
They are level on AI depth (2 AI features each). LangAlpha: AI chat assistant, news and sentiment. AlphaResearch: AI chat assistant, news and sentiment.
Can I connect LangAlpha or AlphaResearch to ChatGPT or Claude?
Neither has an MCP server, but LangAlpha has an API you can wire up yourself.
Is LangAlpha or AlphaResearch better for active trading?
AlphaResearch has more of the active-trading toolkit: alerts, scanning, signals and charts.
Should I use both LangAlpha and AlphaResearch?
Probably not. They overlap on 6 core features, so paying for both doubles up.