vioscaleAI
Comparison

Lindy vs Stack AI

On the evidence we track, Lindy leads this comparison with a composite score of 73/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Lindy full profile →Stack AI full profile →
Machine formatsMarkdownJSONGraphQLMarkdown is open. JSON and GraphQL need a free key.
★Lindy73
Stack AI52
Score
vioscaleAI score
Lindy73 / 100medium · 56%
Stack AI52 / 100low · 39%
Pricing
Free tier
Lindy✓
Stack AI✗
Model
Lindyfreemium
Stack AIquote
Price level
Lindymid
Stack AIunknown
Starting price
Lindy$29.99
Stack AI–
Transparent
Lindy✓
Stack AI✗
Integrations
Count
Lindy1,500
Stack AI300
Security
Certifications
Disclosure policy
Lindy–
Stack AI✓
Gdpr
Lindy✓
Stack AI✓
Hipaa
Lindy✓
Stack AI✓
Iso27001
Lindy–
Stack AI✓
Soc2
Lindy✓
Stack AI✓
Trust center
Market
Availability
Content
Faq
Lindy7 items
Stack AI7 items

Capabilities

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

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

What each one is

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

Lindy

Leader

An AI teammate that plugs into your work tools, learns your processes, and handles routine tasks like reporting, CRM updates, and email management for your entire team.

Independently observed

Stack AI

A no-code platform enabling enterprises to build, deploy, govern, and scale AI agents that automate workflows while maintaining security, compliance, and human oversight over critical decisions.

Independently observed

Pricing

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

Lindy

Leader
from $29.99/user/moSubscriptionFree tier7-day trial

From $29.99/user/mo (Team). Free tier with $50 credits.

  • FreeFree
  • Team$29.99/user/mo with 3,000 credits/month shared pool
    • 3,000 credits per month
    • Credits pooled across team
    • Top-up at $10/1,000 credits
    • Model selection
    • Computer use
    • +1 more
  • EnterpriseContact sales
    • HIPAA compliance & signed BAA
    • SSO & SCIM
    • Audit logs
    • Shared usage + bonus credits
    • Dedicated support
    • +1 more
as of verify ↗

Stack AI

HybridFree tier

Free plan at $0/month with 500 runs per month; custom enterprise pricing available

  • FreeFree
    • 500 runs per month
    • 2 Projects
    • 1 Seat
    • Community support on Discord
    • Agents
    • +9 more
  • CustomContact sales
    • Custom number of runs
    • Unlimited projects
    • Custom number of seats
    • All features and data loaders
    • Dedicated infrastructure
    • +6 more
as of verify ↗

Platform & deployment

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

Platforms
Web
Lindy✓
Stack AI✓
Deployment
Cloud / SaaS
Lindy✓
Stack AI✓
Self-hosted
Lindy✗
Stack AI✓
On-premise
Lindy✗
Stack AI✓

Integrations

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

In common (5)
  • Slack
  • Google Drive
  • Notion
  • Salesforce
  • Airtable

Lindy

Leader
18 total - 13 not shared
  • Gmail
  • Google Sheets
  • Google Calendar
  • HubSpot
  • Calendly
  • PandaDoc
  • Parallel Web Systems
  • MCP (Model Context Protocol)
  • iMessage
  • Parallel Web
  • Epic
  • Athena
  • Zapier
Independently observed

Stack AI

29 total - 24 not shared
  • Microsoft Teams
  • Email
  • Asana
  • SharePoint
  • Chrome Extension
  • REST API
  • Deepgram
  • Stable Diffusion
  • Groq
  • Anthropic
  • Atlassian Jira
  • AWS RDS
  • AWS S3
  • Snowflake
  • OpenAI
  • Google Gemini
  • AWS Bedrock
  • Ahrefs
  • Abstract API
  • 15Five
  • Apollo
  • Ashby
  • AWS Athena
  • Amazon Neptune
Independently observed
Still deciding?

Lindy or Stack AI: which one depends on you

A composite score cannot know your constraints. Describe them and both get re-weighted against what you actually need, with the evidence behind every position.

Free to run, no account needed to start. How the evaluation works

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