# Stack AI

Free plan: 500 monthly runs, 2 projects, 1 seat, community Discord support. Stack AI is freemium — a usable free tier with paid plans above it, at stackai.com.

## Facts

- **Pricing tier:** Free tier + paid
- **Works on:** Web, API
- **Works in browser:** Yes

## Capabilities

- Free plan: 500 monthly runs, 2 projects, 1 seat, community Discord support
- No-code drag-and-drop builder aimed at compliant/regulated enterprise deployments
- SOC 2, HIPAA and GDPR compliance options at the enterprise tier

## FAQ

### What is Stack AI?

Stack AI is listed under Workflow Automation, in the AI Agents & Automation category on Flocci AI Tools. Free plan: 500 monthly runs, 2 projects, 1 seat, community Discord support. It is freemium — a usable free tier with paid plans above it, and it lives at stackai.com.

### Is Stack AI free?

Stack AI is freemium: there is a free tier you can work in and paid plans above it. It is one of 426 freemium tools in the catalog, all labelled the same way so you are never surprised by a paywall.

### Can I use Stack AI in a browser, or is there an app?

Stack AI works in a normal browser tab with no install. It is available on the web and an API.

### What can Stack AI do?

Stack AI does 3 things the catalog singles out: Free plan: 500 monthly runs, 2 projects, 1 seat, community discord support; no-code drag-and-drop builder aimed at compliant/regulated enterprise deployments; soc 2, hipaa and gdpr compliance options at the enterprise tier.

### What is the best free alternative to Stack AI?

Flowise is the closest free alternative: it sits in the same Workflow Automation sub-category and is free. Google Opal, LangBot and Langflow also start free. The full list is on the alternatives page.

## Related

- [Stack AI alternatives](https://aitools.flocci.in/alternatives/stack-ai)
- [Workflow Automation](https://aitools.flocci.in/category/ai-agents-automation/workflow-automation)
- [Best free AI workflow automation tools](https://aitools.flocci.in/best/best-workflow-automation)
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Source: Flocci AI Tools — https://aitools.flocci.in/tool/stack-ai

Facts last verified: October 2026