Alpha Spread vs Decode Investing
By Jay Rocco, Chief Editor, FullStack Alpha. Updated . Prices checked on each vendor's own site.
Quick answer
Alpha Spread does everything Decode Investing does plus MCP / AI connector plus alerts. Pick Decode Investing only if price matters most.
Key differences
- Cheaper paid plan: Decode Investing ($12/mo vs $9.99/mo)
- Broader feature set: Alpha Spread (6 vs 4 core capabilities)
- MCP / AI connector: Alpha Spread (Only Alpha Spread has it)
Pick Alpha Spread if
- You want it inside Claude or ChatGPT
- You rely on price and signal alerts
- Intrinsic value checks
- DCF-minded value investors
Pick Decode Investing if
- Value investors checking fair value
- Asking AI about 10-K filings
- Free screening of US stocks
Side by side
| Feature | Alpha Spread | Decode Investing |
|---|---|---|
| Starting price | Free, paid from $12/mo | Free, paid from $9.99/mo |
| Free plan | Yes | Yes |
| Stock screener | Yes | Yes |
| Alerts | Yes | No |
| AI chat assistant | Yes | Yes |
| Fundamentals | Yes | Yes |
| Earnings calls | Yes | Yes |
| MCP / AI connector | Yes | No |
Plans
Alpha Spread
- Free: 3 stocks/week
- Premium: $144/yr ($12/mo)
- Unlimited: $240/yr ($20/mo)
Decode Investing
- Free: $0
- Premium: $12.99/mo or $119.88/yr
- Executive: $29.99/mo or $299.88/yr
- Enterprise: Custom pricing
Questions people ask
What is the main difference between Alpha Spread and Decode Investing?
Alpha Spread does everything Decode Investing does plus MCP / AI connector plus alerts. Pick Decode Investing only if price matters most.
Which is cheaper, Alpha Spread or Decode Investing?
Decode Investing has the cheaper paid plan: $12/mo for Alpha Spread vs $9.99/mo for Decode Investing (monthly equivalent, checked Oct 2026).
Do Alpha Spread or Decode Investing have a free plan?
Both have a free plan.
Which is better for beginners?
Alpha Spread is the friendlier start.
Which has better AI features?
Alpha Spread goes deeper on AI with 2 AI features (AI chat assistant, MCP / AI connector).
Can I connect Alpha Spread or Decode Investing to ChatGPT or Claude?
Alpha Spread offers an MCP server or official AI connector.
Is Alpha Spread or Decode Investing better for active trading?
Alpha Spread has more of the active-trading toolkit: alerts, scanning, signals and charts.
Should I use both Alpha Spread and Decode Investing?
It can make sense. They overlap on only 4 core features, so one can fill gaps the other leaves.