LangAlpha vs 13F Insight
By Jay Rocco, Chief Editor, FullStack Alpha. Updated . Prices checked on each vendor's own site.
Quick answer
Pick LangAlpha for options analytics plus news and sentiment. Pick 13F Insight for portfolio tracking.
Key differences
- Cheaper paid plan: LangAlpha ($20/mo vs $24.17/mo)
- Broader feature set: LangAlpha (8 vs 6 core capabilities)
- Options analytics: LangAlpha (Only LangAlpha has it)
Pick LangAlpha if
- You trade options
- You trade on news and sentiment
- Agent-style stock research
- Citing filings and transcripts
Pick 13F Insight if
- You want all your holdings in one view
- Tracking hedge fund 13F filings
- Asking filings questions in plain English
- Following insider Form 4 trades
Side by side
| Feature | LangAlpha | 13F Insight |
|---|---|---|
| Starting price | Free, paid from $20/mo | Free, paid from $24.17/mo |
| Free plan | Yes | Yes |
| Alerts | Yes | Yes |
| AI chat assistant | Yes | Yes |
| News and sentiment | Yes | No |
| Fundamentals | Yes | Yes |
| Earnings calls | Yes | No |
| Insider and Congress trades | Yes | Yes |
| Options analytics | Yes | No |
| Portfolio tracking | No | Yes |
| API access | Yes | Yes |
Plans
LangAlpha
- Free: Free, 1,000 credits/mo
- Plus: $20/mo
- Pro: $40/mo
- Max: $100/mo and up
13F Insight
- Free: Free
- Standard: $24/mo billed annually ($290/yr)
- Pro: $83/mo billed annually ($990/yr)
Questions people ask
What is the main difference between LangAlpha and 13F Insight?
Pick LangAlpha for options analytics plus news and sentiment. Pick 13F Insight for portfolio tracking.
Which is cheaper, LangAlpha or 13F Insight?
LangAlpha has the cheaper paid plan: $20/mo for LangAlpha vs $24.17/mo for 13F Insight (monthly equivalent, checked Oct 2026).
Do LangAlpha or 13F Insight 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?
LangAlpha goes deeper on AI with 2 AI features (AI chat assistant, news and sentiment).
Can I connect LangAlpha or 13F Insight to ChatGPT or Claude?
Neither has an MCP server, but LangAlpha and 13F Insight have an API you can wire up yourself.
Is LangAlpha or 13F Insight better for active trading?
They are about even on active-trading features (alerts, scanning, signals and charts).
Should I use both LangAlpha and 13F Insight?
It can make sense. They overlap on only 5 core features, so one can fill gaps the other leaves.