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Developer Tools · head to head

Postman vs WorkOS

Postman logo

Postman

Developer Tools

The API platform for building and using APIs

From
Free
Free plan
Yes
Visit PostmanFull review
WorkOS logo

WorkOS

Cybersecurity

Developer platform for enterprise-ready authentication and identity.

From
$125/one-time per connection
Free plan
No
Visit WorkOSFull review

The short version

  • Postman is an API platform for building and using APIs; WorkOS is a developer-focused platform.
  • Postman has a free plan, then $14/mo; WorkOS starts at $125 one-off.
  • Where Postman falls short: free plan limited to single user as of March 1, 2026, making it unsuitable for teams without paid plans.
  • Where WorkOS falls short: AuthKit free tier limited to 1 million monthly active users; additional millions cost $2,500/month.
  • Prices and features on this page were last checked on 13 November 2026.

Where they differ

Only the attributes on which Postman and WorkOS actually diverge.

Attributes where Postman and WorkOS differ
AttributePostmanWorkOS
Starting priceFree$125/one-time per connection
Free tierYesNo
PlatformsWeb, Windows, macOS, LinuxWeb, API
CategoryDeveloper ToolsCybersecurity

Not yet recorded: pricing model for Postman, founded for WorkOS.

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 Postman

  • API client
  • Automated testing
  • Mock servers
  • Documentation
  • Monitors
  • Workspaces
  • Version control
  • API design

Only in WorkOS

Nothing recorded that Postman does not also cover.

What people use each for

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

Postman

  • API testingnot WorkOS
  • API documentationnot WorkOS
  • API monitoringnot WorkOS
  • Team collaborationnot WorkOS
  • API developmentnot WorkOS

WorkOS

  • SaaS applications needing rapid enterprise SSO deploymentnot Postman
  • Companies selling to mid-market and enterprise customersnot Postman
  • Applications requiring SCIM directory sync with corporate identity systemsnot Postman
  • Product teams needing audit logs for compliance (SOC 2, ISO 27001)not Postman
  • Platforms with multiple identity provider requirementsnot Postman

Where each one falls short

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

Postman

  • Free plan limited to single user as of March 1, 2026, making it unsuitable for teams without paid plans
  • Only 25 collection runs per month and 1,000 API calls/month on free tier
  • Removed local-only Scratch Pad mode in 2023, forcing cloud account creation and sync
  • Requires Postman account and internet connection for most features
  • Cloud-first architecture with mandatory syncing to Postman's cloud servers
  • No CI/CD integration or advanced security features on free plan

WorkOS

  • AuthKit free tier limited to 1 million monthly active users; additional millions cost $2,500/month
  • Per-connection pricing for SSO and Directory Sync ($125–$50 each) scales poorly for enterprises with many identity providers
  • Audit logs require separate subscription at $125/month per SIEM connection or $99/month per 1 million events
  • Radar fraud protection billed separately at $100/month per 50,000 additional checks beyond 1,000 free checks
  • Custom domain feature requires $99/month subscription
  • Requires annual commitment for SLA and support guarantees; pay-as-you-go tier lacks uptime guarantee

Pricing, plan by plan

Postman

Free
  • FreeFree
    • 1 user
    • 25 collection runs/month
    • 1,000 API calls/month
  • Team$14/mo
    • Team collaboration
    • Shared workspaces
    • API mocking
  • Professional$29/mo
    • Team features
    • Advanced security
    • SSO
  • Enterprise$49/mo
    • Professional features
    • Custom integrations
    • Priority support

WorkOS

$125/one-time per connection
  • Pay as You GoOn request
    • Per-connection pricing from $125 to $50 with volume discounts
    • Up to 60% discount at scale
    • Quick deployment
  • Annual CreditsOn request
    • Custom pricing with volume discounts
    • 99.99% uptime SLA
    • Guided migration

Which should you pick?

Choose Postman if

  • You need api client.
  • You want to start without paying.
  • You work on Web, Windows, macOS, Linux.
  • You also want automated testing.
Postman review

Choose WorkOS if

  • You work on Web, API.
WorkOS review

Questions people ask

Is Postman or WorkOS better?
Neither clearly leads. Postman starts at Free and WorkOS at $125/one-time per connection, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Postman or WorkOS?
Postman has a free tier; the other does not. Paid plans start at Free for Postman and $125/one-time per connection for WorkOS.
Does Postman or WorkOS run on more platforms?
Postman runs on Web, Windows, macOS, Linux. WorkOS runs on Web, API.
Can I use Postman for free?
Yes. Postman has a free tier, so you can try it without paying. WorkOS starts at $125/one-time per connection.
What is Postman best used for?
Postman is most often used for api testing, api documentation, api monitoring, team collaboration. Of those, api testing and api documentation are not what WorkOS is typically brought in for.
What can Postman do that WorkOS cannot?
Postman covers API client, Automated testing, Mock servers, Documentation.

Answered from the vendors’ own pages

Postman: What is the cost of Postman?

Postman has a free plan limited to 1 user, 25 collection runs/month, 1,000 API calls/month. Team plans start at $14/user/month for Basic. Professional at $29/user/month, and Enterprise at $49/user/month.

Source
WorkOS: How quickly can I implement WorkOS SSO?

Developers can implement single sign-on in minutes instead of months. Multiple customers report setting up SSO in less than a week, with WorkOS handling the complexity of SAML and OIDC protocols.

Source
Postman: Can I use Postman offline?

Postman requires an internet connection to sync collections to the cloud. Since 2023, the Scratch Pad local-only mode was removed. Users must sign in with a Postman account, and collections sync to cloud by default. Offline work is possible but limited without cloud sync features.

Source
WorkOS: What SDKs does WorkOS provide?

WorkOS offers SDKs for Node.js, Python, Ruby, Go, PHP, Java, and .NET.

Source
Postman: Does Postman have team collaboration?

Team collaboration is not available on the free plan (limited to 1 user). Team plans start at $14/user/month and include shared workspaces, real-time collaboration, and team management features.

Source
WorkOS: Does WorkOS support SCIM provisioning?

Yes. WorkOS supports SCIM provisioning integration with systems like Okta and Entra ID for automated user management.

Source
Postman: What are the free plan limits?

Free plan allows: 1 user only, 25 collection runs per month, 1,000 API calls/month, and 1,000 mock server calls/month. No CI/CD integration or advanced security features.

Source
Postman: Does Postman work with other development tools?

Postman integrates with Git repositories, offers a Node.js runner (Newman) for automation, and connects with popular CI/CD platforms. Teams using git-native workflows may prefer alternatives like Bruno.

Source
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