Comparison

Bardeen vs Stack AI

No clear leader: Bardeen (66.4) and Stack AI (65.3) 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.

Bardeen full profile →Stack AI full profile →

Machine formatsJSON Markdown GraphQLor send Accept: application/json

Bardeen66

Stack AI65

Attribute comparison across 2 tools
Attribute	Bardeen	Stack AI
Vioscale score	66 / 100medium · 55%updating	65 / 100low · 46%updating
Pricing
Free tierpricing.free_tier	✓	✓
Modelpricing.model	freemium	freemium
Price levelpricing.price_level	low	low
Transparentpricing.transparent	✓	✗
Integrations
Countintegrations.count	13	100
Security
Disclosure policysecurity.disclosure_policy	✓	✓
Gdprsecurity.gdpr	✓	✓
Hipaasecurity.hipaa	-	✓
Iso27001security.iso27001	-	✓
Soc2security.soc2	✓	✓
Market
Availabilitymarket.availability	Available worldwide · Popular in US	Available worldwide · Popular in US

Score

Vioscale score

Bardeen66 / 100medium · 55%updating

Stack AI65 / 100low · 46%updating

Pricing

Free tier

Bardeen✓

Stack AI✓

Model

Bardeenfreemium

Stack AIfreemium

Price level

Bardeenlow

Stack AIlow

Transparent

Bardeen✓

Stack AI✗

Integrations

Count

Bardeen13

Stack AI100

Security

Disclosure policy

Bardeen✓

Stack AI✓

Gdpr

Bardeen✓

Stack AI✓

Hipaa

Bardeen–

Stack AI✓

Iso27001

Bardeen–

Stack AI✓

Soc2

Bardeen✓

Stack AI✓

Market

Availability

BardeenAvailable worldwide · Popular in US

Stack AIAvailable worldwide · Popular in US

Capabilities

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

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

Capabilities

Builder UI architecture

BardeenBrowser extension

Stack AIVisual node canvas

Native LLM nodes anthropic openai gemini

Bardeen✓

Stack AI✓

Human in the loop approval steps via slack email

Bardeen-

Stack AI✓

Unstructured document extraction PDF image to json

Bardeen✓

Stack AI✓

Dynamic conditional routing via LLM classification

Bardeen✓

Stack AI✓

Web scraping and browser automation nodes

Bardeen✓

Stack AI✓

Bring your own key byok for LLM inference

Bardeen-

Stack AI-

Custom HTTP webhook catch and triggering

Bardeen-

Stack AI-

Sub workflow calling and reusable templates

Bardeen✓

Stack AI✓

On premise self hosted deployment option

Bardeen-

Stack AI✓

SOC2 type ii

Bardeen✓

Stack AI✓

ISO 27001

Bardeen-

Stack AI✓

Pricing model

BardeenFreemium with task credits

Stack AIFreemium with task credits

What each one is

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

Bardeen

An automation platform that scrapes websites to find potential customers, uses AI to evaluate prospect fit, and provides verified contact information for outreach—all via a browser extension with conversational workflow building.

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.

Bardeen

SubscriptionFree tier

Freemium subscription with unlimited team seats. Credit-based usage: each action costs one credit. Specific pricing not detailed.

FreeFree
Professional-
Business-
EnterpriseContact sales

as of 2026-08-25verify ↗

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 2026-08-25verify ↗

Platform & deployment

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

Platform and deployment support comparison
Supports	Bardeen	Stack AI
WebPlatforms	✓	✓
CLIPlatforms	✗	✓
Cloud / SaaSDeployment	✓	✓
Self-hostedDeployment	✗	✓
On-premiseDeployment	✗	✓
HybridDeployment	✓	✓

Platforms

Web

Bardeen✓

Stack AI✓

CLI

Bardeen✗

Stack AI✓

Deployment

Cloud / SaaS

Bardeen✓

Stack AI✓

Self-hosted

Bardeen✗

Stack AI✓

On-premise

Bardeen✗

Stack AI✓

Hybrid

Bardeen✓

Stack AI✓

Integrations

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

In common (2)

Notion
Salesforce

Bardeen

13 total - 11 not shared

Google Sheets
Airtable
Microsoft 365
Hubspot
Salesloft
Pipedrive
Facebook
DocuSign
Outlook
Microsoft Word
Any webpage via browser

Independently observed

Stack AI

10 total - 8 not shared

Slack
Microsoft Teams
Email
Google Drive
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.