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Automation Integration · head to head

Prefect vs Mage AI

Prefect logo

Prefect

Automation Integration

Python-first workflow orchestration that heals itself

From
Free
Rated
-
Mage AI logo

Mage AI

Automation Integration

Data pipeline platform with AI-generated workflows and governance

From
$100/month
Rated
-

The short version

  • Only Prefect has a free tier, so it costs nothing to try first.
  • Each has a real cost: Prefect limited to Python-based workflows; other languages require API calls; Mage AI usage-based pricing lacks transparency for cost forecasting
  • They diverge on capability: Prefect covers Python function decorators, Mage AI covers AI-generated workflows.

Where they differ

Only the attributes on which Prefect and Mage AI actually diverge.

Attributes where Prefect and Mage AI differ
AttributePrefectMage AI
Starting priceFree$100/month
Pricing modelFreemium with per-user and usage-based tiersUsage-based cloud platform
Free tierYesNo
PlatformsCloud, Self-hosted, VPCCloud, Hybrid, Private Cloud, On-Premises

Identical on both: user rating (Not yet rated), category (Automation Integration).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Prefect

  • Python function decorators
  • Automatic resilience
  • Flexible deployment
  • Observable execution
  • Multiple scheduling
  • Webhooks
  • Open-source core

Only in Mage AI

  • AI-generated workflows
  • Pipeline building
  • Data validation
  • Workflow orchestration
  • Automatic recovery
  • Reusable components
  • Governance controls

What people use each for

The jobs each tool is most often brought in to do.

Prefect

  • Orchestrating data pipeline workflows in Pythonnot Mage AI
  • Managing ML model training and inference jobsnot Mage AI
  • Building ETL and event-driven automationnot Mage AI
  • Monitoring and alerting on workflow healthnot Mage AI

Mage AI

  • Building and orchestrating data pipelines with visual interfacenot Prefect
  • Automating ETL workflows with AI assistancenot Prefect
  • Validating data quality across transformationsnot Prefect
  • Distributing transformed data to multiple destinationsnot Prefect

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Prefect

  • Limited to Python-based workflows; other languages require API calls
  • Hobby free tier severely limited for production use
  • Team plan billing per user scales quickly with team size
  • Less visual workflow builder compared to some competitors
  • Smaller ecosystem of pre-built connectors than alternatives

Mage AI

  • Usage-based pricing lacks transparency for cost forecasting
  • Limited standalone pricing details on website
  • Requires contact for enterprise deployment options
  • Smaller ecosystem compared to established competitors
  • May require significant customization for complex data models

Pricing, plan by plan

Prefect

Free
  • HobbyFree
    • 2 users and 5 deployments
    • 500 minutes serverless monthly
    • 7-day run retention
  • Starter$100/month
    • 3 users and 20 deployments
    • 75 hours serverless compute
    • Bring-your-own infrastructure
  • Team$100/user/month
    • 4-8 users per plan tier
    • 100 deployments
    • 225 hours serverless monthly
  • Enterprise$null/custom
    • SSO and SAML authentication
    • Role-based access control
    • Multiple workspaces

Mage AI

$100/month
  • Cloud$100/month
    • 1 development environment
    • Unlimited users
    • Usage-based infrastructure pricing
  • Hybrid Cloud$null/custom
    • Private data processing
    • Custom infrastructure
    • Contact sales
  • Private Cloud$null/custom
    • Complete isolation
    • Full infrastructure control
    • Contact sales
  • On-Premises$null/custom
    • Full local control
    • Enterprise deployment
    • Contact sales

Which should you pick?

Choose Prefect if

  • You need python function decorators.
  • You want to start without paying.
  • You work on Cloud, Self-hosted, VPC.
  • You also want automatic resilience.

Choose Mage AI if

  • You need ai-generated workflows.
  • You work on Cloud, Hybrid, Private Cloud, On-Premises.
  • You also want pipeline building.

Questions people ask

Is Prefect or Mage AI better?
Neither clearly leads. Prefect starts at Free and Mage AI at $100/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Prefect or Mage AI?
Prefect has a free tier; the other does not. Paid plans start at Free for Prefect and $100/month for Mage AI.
Does Prefect or Mage AI run on more platforms?
Prefect runs on Cloud, Self-hosted, VPC. Mage AI runs on Cloud, Hybrid, Private Cloud, On-Premises.
Can I use Prefect for free?
Yes. Prefect has a free tier, so you can try it without paying. Mage AI starts at $100/month.
What is Prefect best used for?
Prefect is most often used for orchestrating data pipeline workflows in python, managing ml model training and inference jobs, building etl and event-driven automation, monitoring and alerting on workflow health. Of those, orchestrating data pipeline workflows in python and managing ml model training and inference jobs are not what Mage AI is typically brought in for.
What can Prefect do that Mage AI cannot?
Prefect covers Python function decorators, Automatic resilience, Flexible deployment, Observable execution. Mage AI covers AI-generated workflows, Pipeline building, Data validation, Workflow orchestration.

Answered from the vendors’ own pages

Prefect: What is included in the Hobby free plan?

Hobby includes 2 users, 5 deployments, 500 minutes of serverless compute monthly, and 7-day run retention.

Source
Mage AI: What is the starting price for Mage Cloud?

Cloud plan starts at $100/month for one development environment with unlimited users, plus usage-based compute charges.

Source
Prefect: What is the difference between Starter and Team plans?

Starter is $100/month for 3 users and 20 deployments. Team is $100 per user per month for 4-8 users and 100 deployments.

Source
Mage AI: How is compute usage billed on Mage?

CPU is charged at $0.50 per hour and RAM at $0.50 per 4GB per hour of utilization.

Source
Prefect: Can I deploy Prefect in my own infrastructure?

Yes, Starter and higher plans support bring-your-own-compute infrastructure and VPC deployments.

Source
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