Best AI Agent Platforms · pricing · Updated June 2026
Stack AI pricing (2026)
Stack AI starts at $0/mo (Free), across 2 plans. Best for enterprise AI workflows. Every figure links to Stack AI's own page and the date we captured it.
At a glance
- Entry price: $0/mo (Free)
- Free tier: Yes
- Compliance: HIPAA Yes · SOC 2 Yes · GDPR Yes
- Best for: enterprise AI workflows; healthcare AI; no-code RAG pipelines; regulated industries
Stack AI plans & pricing
| Plan | Monthly | Annual | Billing | Notes | Source |
|---|---|---|---|---|---|
| Free | $0 | — | flat | 500 runs/month, 2 projects, 1 seat, community Discord support. Supports text/image/audio/video inputs, web scraping, file upload, Google Drive, Notion data loaders. | stackai.com |
| Enterprise | Quote-only | — | custom | Custom runs, unlimited projects, custom seats, all modules (Agents, Flow, Storage), all inputs/outputs, SSO, on-prem deployment, VPC, access control, SOC2 Type II + HIPAA + GDPR + ISO 27001 compliance, dedicated solution engineers. | stackai.com |
Last verified 2026-06-15. Live pricing page (stackai.com/pricing) fetched and shows only Free ($0) and Enterprise (custom). The mid-2025 Starter ($199) and Team ($899) tiers referenced by third-party sources are absent from the live page and unconfirmed, so they are excluded. SOC2 Type II + HIPAA + GDPR + ISO 27001 confirmed on the homepage and blog (stackai.com/blog/soc2-type2-hipaa).
Capabilities
Integrations: Google Drive, Notion, Slack, Microsoft Teams, Salesforce, SAP, SharePoint, Snowflake, Confluence.
Key features: No-code AI workflow builder; SOC2 Type II + HIPAA + GDPR + ISO 27001 certified; On-prem and VPC deployment on Enterprise; 100+ enterprise integrations.
Plan limits: Free: 500 runs/month, 2 projects, 1 seat; Enterprise: custom; third-party API calls billed separately.
Frequently asked questions
How much does Stack AI cost?
Stack AI starts at $0/mo (Free); it has 2 published plans. Verified 2026-06-15.
Does Stack AI support HIPAA?
Stack AI HIPAA support: Yes. SOC 2: Yes. GDPR: Yes.
Does Stack AI have a free plan?
Stack AI free tier: Yes.