vioscale
Comparison

Activepieces vs Stack AI

No clear leader: Stack AI (65.3) and Activepieces (64.9) are within the 5-point margin; treat as a tie. The attribute-by-attribute breakdown below, with a source and date on every value, is the honest way to compare them.

Activepieces full profile →Stack AI full profile →
Machine formatsJSONMarkdownGraphQLor send Accept: application/json
Activepieces65
Stack AI65
Score
Vioscale score
Activepieces65 / 100medium · 56%
Stack AI65 / 100low · 46%
Pricing
Free tier
Activepieces✓
Stack AI✓
Model
Activepiecesfreemium
Stack AIfreemium
Price level
Activepiecesmid
Stack AIlow
Starting price
Activepieces$25
Stack AI–
Transparent
Activepieces✓
Stack AI✗
Integrations
Count
Activepieces8
Stack AI100
Security
Disclosure policy
Activepieces–
Stack AI✓
Gdpr
Activepieces✓
Stack AI✓
Hipaa
Activepieces–
Stack AI✓
Iso27001
Activepieces–
Stack AI✓
Soc2
Activepieces✓
Stack AI✓
Market
Availability

Capabilities

Feature-by-feature on the axes that matter for ai workflow automation. “-” means undocumented, not absent.

Capabilities
Builder UI architecture
ActivepiecesVisual node canvas
Stack AIVisual node canvas
Native LLM nodes anthropic openai gemini
Activepieces✓
Stack AI✓
Human in the loop approval steps via slack email
Activepieces✓
Stack AI✓
Unstructured document extraction PDF image to json
Activepieces✓
Stack AI✓
Dynamic conditional routing via LLM classification
Activepieces-
Stack AI✓
Web scraping and browser automation nodes
Activepieces-
Stack AI✓
Bring your own key byok for LLM inference
Activepieces-
Stack AI-
Custom HTTP webhook catch and triggering
Activepieces✓
Stack AI-
Sub workflow calling and reusable templates
Activepieces-
Stack AI✓
On premise self hosted deployment option
Activepieces✓
Stack AI✓
SOC2 type ii
Activepieces✓
Stack AI✓
ISO 27001
Activepieces-
Stack AI✓
Pricing model
ActivepiecesFlat monthly unlimited
Stack AIFreemium with task credits

What each one is

The product in its own terms, so the numbers below have context.

Activepieces

A workflow automation platform that connects apps and services with AI capabilities, designed for teams ranging from individuals learning automation to large enterprises. It supports visual workflow building, integrations with hundreds of apps, and can be deployed on cloud or self-hosted infrastructure.

Independently observed

Stack AI

StackAI enables organizations to create AI agents that orchestrate tasks, integrate with existing systems, and maintain human oversight for sensitive operations. It's designed for enterprise teams to automate compliance, data processing, and complex workflows at scale.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Activepieces

from $25/mofreemiumFree tier

From free with limited tasks, plus $25/mo for unlimited. Enterprise custom pricing.

  • FreeFree
    • AI integrations
    • Custom code
    • Limited steps
  • Plus$25/mo
    • Unlimited tasks
    • AI agents
    • Custom code
  • Business$150/mo
    • SSO
    • Role permissions
    • API access
    • Audit logs
  • EnterpriseContact sales
    • Unlimited tasks
    • Enterprise SSO
    • Audit logs
    • Human-in-loop support
    • Dedicated support
as of verify ↗

Stack AI

freemium_with_task_creditsFree tier

Free tier with 500 runs/month; custom enterprise pricing available

  • FreeFree
    • 500 runs per month
    • 2 Projects
    • 1 Seat
    • Community support on Discord
    • Agents, Inputs (Text, Image, Audio, Video)
    • +5 more
  • CustomContact sales
    • Custom number of runs
    • Unlimited projects
    • Custom number of seats
    • All features and data loaders
    • Dedicated infrastructure
    • +13 more
as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
Web
Activepieces✓
Stack AI✓
CLI
Activepieces✗
Stack AI✓
Deployment
Cloud / SaaS
Activepieces✓
Stack AI✓
Self-hosted
Activepieces✓
Stack AI✓
On-premise
Activepieces✗
Stack AI✓
Hybrid
Activepieces✓
Stack AI✓

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

In common (1)
  • Slack

Activepieces

8 total - 7 not shared
  • Google Sheets
  • HubSpot
  • Stripe
  • APITemplate.io
  • Claude
  • Cursor
  • Google Workspace
Independently observed

Stack AI

10 total - 9 not shared
  • Microsoft Teams
  • Email
  • Google Drive
  • Notion
  • Salesforce
  • Asana
  • SharePoint
  • Chrome Extension
  • REST API
Independently observed

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.