Zen Ratings vs AltIndex
By Jay Rocco, Chief Editor, FullStack Alpha. Updated . Prices checked on each vendor's own site.
Quick answer
Pick Zen Ratings for fundamentals plus price forecasts. Pick AltIndex for AI chat assistant plus MCP / AI connector.
Key differences
- Cheaper paid plan: Zen Ratings ($19.50/mo vs $29/mo)
- Broader feature set: AltIndex (5 vs 7 core capabilities)
- AI chat assistant: AltIndex (Only AltIndex has it)
- MCP / AI connector: AltIndex (Only AltIndex has it)
- API access: AltIndex (Only AltIndex has it)
- Broker connection: AltIndex (Only AltIndex has it)
Pick Zen Ratings if
- You dig into financials and valuation
- You want AI price forecasts
- Ranking stocks with a quant score
- Following top rated analysts
Pick AltIndex if
- You want to ask an AI questions in plain English
- You want it inside Claude or ChatGPT
- Daily AI stock pick lists
- Developers needing a stock API
Side by side
| Feature | Zen Ratings | AltIndex |
|---|---|---|
| Starting price | Free, paid from $19.50/mo | Free, paid from $29/mo |
| Free plan | Yes | Yes |
| Stock screener | Yes | Yes |
| AI trade signals | Yes | Yes |
| Price forecasts | Yes | No |
| Broker connection | No | Yes |
| Alerts | Yes | Yes |
| AI chat assistant | No | Yes |
| Fundamentals | Yes | No |
| API access | No | Yes |
| MCP / AI connector | No | Yes |
Plans
Zen Ratings
- Free: Free
- Premium: $19.50/mo billed yearly
AltIndex
- Free: Free, limited features
- Starter: $29/mo or $199/yr
- Pro: $99/mo or $499/yr
Questions people ask
What is the main difference between Zen Ratings and AltIndex?
Pick Zen Ratings for fundamentals plus price forecasts. Pick AltIndex for AI chat assistant plus MCP / AI connector.
Which is cheaper, Zen Ratings or AltIndex?
Zen Ratings has the cheaper paid plan: $19.50/mo for Zen Ratings vs $29/mo for AltIndex (monthly equivalent, checked Oct 2026).
Do Zen Ratings or AltIndex have a free plan?
Both have a free plan.
Which is better for beginners?
Both target beginner users. Start with whichever has the free plan or trial so you can test before you pay.
Which has better AI features?
AltIndex goes deeper on AI with 3 AI features (AI chat assistant, AI trade signals, MCP / AI connector).
Can I connect Zen Ratings or AltIndex to ChatGPT or Claude?
AltIndex offers an MCP server or official AI connector.
Is Zen Ratings or AltIndex better for active trading?
They are about even on active-trading features (alerts, scanning, signals and charts).
Should I use both Zen Ratings and AltIndex?
It can make sense. They overlap on only 3 core features, so one can fill gaps the other leaves.