Relevance AI vs Stack AI
Ai Agent Platforms pricing comparison · 2026
Relevance AI pricing ranges from $0–$234/per month (seat + credits), while Stack AI ranges from $0–$0/per month + custom enterprise. Stack AI is typically 100% more affordable, though your actual cost depends on tier and team size.
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Relevance AI and Stack AI both operate in the ai agent platforms category. This page compares their published pricing.
Plan-by-Plan Pricing
| Plan | Relevance AI | Stack AI |
|---|---|---|
| Free | Free /month | Free /month |
| Pro | $19 /month (billed annually) | Custom |
| Team | $234 /month (billed annually) | — |
| Enterprise | Custom | — |