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Software · head to head

Microsoft Power Automate vs Stoplight

Microsoft Power Automate logo

Microsoft Power Automate

Software

Automate tasks across cloud and on-premises apps

From
Free
Rated
-
Stoplight logo

Stoplight

Software

API design, documentation, and governance platform

From
Free
Rated
-

The short version

  • Each has a real cost: Microsoft Power Automate free plan limited to 750 flow runs/month and standard connectors only; premium connectors require paid plans; Stoplight the free plan allows one project and one user
  • They diverge on capability: Microsoft Power Automate covers Automated flows, Stoplight covers API Design.

Where they differ

Only the attributes on which Microsoft Power Automate and Stoplight actually diverge.

Attributes where Microsoft Power Automate and Stoplight differ
AttributeMicrosoft Power AutomateStoplight
Pricing modelUnknownfreemium
PlatformsWeb, Cloud, DesktopWeb, Cloud
Founded20162014

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated), category (Unknown).

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 Microsoft Power Automate

  • Automated flows
  • Instant flows
  • Scheduled flows
  • Desktop automation
  • Process mining
  • Business process flows
  • Approval workflows
  • 500+ connectors

Only in Stoplight

  • API Design
  • API Documentation
  • Governance
  • GitHub
  • GitLab
  • Jenkins
  • Azure DevOps
  • Web support

What people use each for

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

Microsoft Power Automate

  • Workflow Automationnot Stoplight
  • Data Integrationnot Stoplight
  • Process Automationnot Stoplight
  • App Integrationnot Stoplight
  • API Connectivitynot Stoplight

Stoplight

  • Designing and documenting OpenAPI specifications visuallynot Microsoft Power Automate
  • Serving interactive API docs and instant mock servers from a specnot Microsoft Power Automate

Where each one falls short

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

Microsoft Power Automate

  • Free plan limited to 750 flow runs/month and standard connectors only; premium connectors require paid plans
  • Not suitable for long-running workflows; can fail unexpectedly without warning
  • Limited to simple linear logic; fails with complex workflows involving multiple stakeholders
  • Tasks cannot automate at scale when requiring more than approximately 60 users

Stoplight

  • The free plan allows one project and one user
  • Private projects, multi branch support and custom domains start at the Startup plan, $113 a month billed annually
  • SSO and shared style guides are Pro Team only, at $362 a month billed annually
  • Seats beyond each plan's allowance are $11 to $27 each per month depending on tier and billing period

Pricing, plan by plan

Microsoft Power Automate

Free
  • FreeFree
    • 750 flow runs/month
    • Standard connectors only
    • Basic cloud flows
  • Premium$15/user/month
    • Cloud flows (DPA)
    • Attended RPA
    • 250 MB Dataverse database
  • Process$150/bot/month
    • Unattended automation
    • Cloud and desktop flows
    • 50 MB Dataverse database
  • Hosted Process$215/bot/month
    • Microsoft-managed virtual machine
    • Unattended automation
    • Same Dataverse entitlements as Process plan

Stoplight

Free
  • FreeFree
    • API design
    • Documentation
    • Community support
  • Pro$75/monthly
    • Governance
    • Advanced testing
    • Team collaboration
  • Enterprise$undefined/monthly
    • Custom deployment
    • SLA
    • Priority support

Which should you pick?

Choose Microsoft Power Automate if

  • You need automated flows.
  • You want to start without paying.
  • You work on Web, Cloud, Desktop.
  • You also want instant flows.

Choose Stoplight if

  • You need api design.
  • You want to start without paying.
  • You work on Web, Cloud.
  • You also want api documentation.

Questions people ask

Is Microsoft Power Automate or Stoplight better?
Neither clearly leads. Microsoft Power Automate starts at Free and Stoplight at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Microsoft Power Automate or Stoplight?
Microsoft Power Automate starts at Free and Stoplight at Free.
Does Microsoft Power Automate or Stoplight run on more platforms?
Microsoft Power Automate runs on Web, Cloud, Desktop. Stoplight runs on Web, Cloud.
Can I use Microsoft Power Automate for free?
Both have a free tier, so you can try either at no cost before committing.
What is Microsoft Power Automate best used for?
Microsoft Power Automate is most often used for workflow automation, data integration, process automation, app integration. Of those, workflow automation and data integration are not what Stoplight is typically brought in for.
What can Microsoft Power Automate do that Stoplight cannot?
Microsoft Power Automate covers Automated flows, Instant flows, Scheduled flows, Desktop automation. Stoplight covers API Design, API Documentation, Governance, GitHub.

Answered from the vendors’ own pages

Microsoft Power Automate: Is Power Automate included with Microsoft 365?

Yes. If you have an eligible Microsoft 365 subscription, you can use Power Automate at no extra cost for flows relying only on standard connectors (SharePoint, Outlook, Teams). Premium connectors (Salesforce, SAP, Oracle) require paid plans.

Source
Microsoft Power Automate: How many flow runs are allowed on the free plan?

Power Automate's free tier (included with Microsoft 365) is limited to 750 flow runs per month and standard connectors only. Out of 900+ total connectors, the free plan only includes Microsoft ecosystem apps and limited third-party apps.

Source
Microsoft Power Automate: What's the difference between Premium and Process plans?

Premium ($15/user/month) provides attended automation with cloud flows and standard RPA. Process plan ($150/bot/month) enables unattended automation where bots run without human intervention on virtual machines for high-volume, repetitive tasks.

Source
Microsoft Power Automate: Does Power Automate support long-running workflows?

No. Power Automate is not suitable for long-lasting workflows because they can run without warning and fail unexpectedly. The platform is built for linear, branching logic (if-then) rather than complex, multi-step business processes involving multiple stakeholders.

Source

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