Build enterprise AI agents without code
4.4 Bottom line: Stack AI is a strong automation tool, best known for drag-and-drop builder for AI agents and apps. It has a free plan.
Stack AI is a no-code platform for building AI agents and applications with a drag-and-drop workflow builder, connecting popular LLMs to your data and tools. It targets enterprises that need security, governance, and compliance. A free edition lets you build and test basic agents, with enterprise pricing quoted per seat.
| Tool | Rating | Free | From | Best known for |
|---|---|---|---|---|
 Stack AI (this tool) | 4.4 | Yes | Free | Drag-and-drop builder for AI agents and apps |
 Magical | 4.6 | Yes | $10/mo | Reusable text snippets that expand anywhere |
 Pipedream | 4.6 | Yes | $45/mo | Code steps in multiple languages alongside no-code actions |
 Relay.app | 4.5 | Yes | $19/mo | Human approval steps built into automated workflows |
Stack AI is a strong automation tool, best known for drag-and-drop builder for AI agents and apps. It offers a free plan.
What makes it different: Stack AI stands out for drag-and-drop builder for AI agents and apps.
AI workflow automation with human approvals
Automation with a lifetime deal option
No-code integration platform for any app
Browser automation for repetitive tasks