# Stack AI pricing (2026): plans, cost, and compliance

**Entry price:** $0 (free)/mo (Free). Among the 8 ai agent platforms we track it is the cheapest; median entry $0/mo.
**Domain:** stackai.com
**Free tier:** Yes
**Compliance:** HIPAA Yes · SOC 2 Yes · GDPR Yes
**Integrations:** Google Drive, Notion, Slack, Microsoft Teams, Salesforce, SAP, SharePoint, Snowflake, Confluence
**Best for:** enterprise AI workflows; healthcare AI; no-code RAG pipelines; regulated industries

## Plans

| 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 |

**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.

Sources: 1 · Last verified 2026-06-15
Provenance: 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).
Canonical: https://frontdeskreview.com/software/ai-agent-platforms/stack-ai/
Cite: Per The Front Desk Review, Stack AI's entry plan was $0 (free)/mo as of 2026-06-15 — https://frontdeskreview.com/software/ai-agent-platforms/stack-ai/
License: CC BY 4.0. Price history: https://frontdeskreview.com/data/price-history.jsonl