Postman

VerifiedFeatured

API platform for building & using APIs

Data verified Oct 17, 2026

Pundit
Score

Editorial Verdict

AI-researched, not hands-on tested

Postman is an API platform that combines an API client with specs, mock servers, collection runs, monitors, documentation and an AI Agent Mode. It fits solo developers and teams who want design, testing and collaboration in one workspace. The free plan is limited (one user, small monthly quotas for monitoring and AI credits), and team features need a paid per-user plan. If you want a lighter, Git-friendly client, the open-source Bruno, Hoppscotch and Insomnia are worth a look.

Reviewed by AIToolPundit Editorial Team · last verified October 2026

About Postman

Postman is the world's leading API platform used by over 30 million developers and 500,000 organizations. From API design to testing, mocking, and documentation, Postman provides everything you need to build better APIs faster.

Screenshots

Commonly Cited Strengths & Limitations

Strengths

One workspace covers the whole API workflow: Spec Hub, mock servers, API Client, Collection Runner, Performance Testing, Monitors and Flows.
A free plan exists with the core API client, specs and mock servers, Native Git, and Collection Runner and Performance Testing runs.
Paid plans add team features: collaboration, unlimited workspace viewers, basic RBAC and SDK generation on Team; API Catalog, audit logs and advanced RBAC on Enterprise.
AI and agent tooling is built in: Agent Mode, a Postman CLI with agent skills, and plugins for Claude Code, ChatGPT and Cursor.

Limitations

Resource-intensive and can slow down or lag with large collections and multiple tabs
Free version has restricted usage and limited collaboration features, with advanced features locked behind paid tiers
Strong for REST APIs but limited/less intuitive support for SOAP and GraphQL
UI-based test framework doesn't trace code across files, support an IDE, or use Git for source control at scale
Over-reliance on the cloud raises security and access concerns for internal APIs; lack of a fully functional offline mode
Interface can feel cluttered and complex, with a learning curve for new users
Managing environments and variables can be confusing
Forced account creation just to test a simple API frustrates users
Occasional syncing issues in team workspaces

Common Use Cases

Equip AI coding agents with pre-built API skills
Discover and reuse existing APIs across an org
Generate and run API tests and assertions
Mock servers before an API exists
Monitor live endpoints for uptime and drift
Run governance and collection checks in CI
Securely broker API credentials for developers and agents

Details

Pricing Model: Freemium
Starting Price: Free; paid from $9/month billed annually
Founded: 2014
Team Size: 501-1000
Headquarters: San Francisco, CA
Platforms: WebMacWindowsLinux
Category: Developer Tools

Who is Postman for?

Solo developers

The Free plan includes the core API client, mock servers and Native Git, and Solo adds data-driven testing and custom-branded docs for $9 per month billed annually.

Product and platform teams

Team adds collaboration, unlimited workspace viewers, basic RBAC and SDK generation at $19 per user per month billed annually.

Large organisations with governance needs

Enterprise lists API Catalog, advanced RBAC, governance and audit logs, private API network and private test runners, at contact-sales pricing.

Frequently Asked Questions

Is Postman free?

Postman offers a free plan, with paid plans starting at Free; paid from $9/month billed annually.

Does Postman have an API?

Yes, Postman provides an API for developers.

What platforms does Postman support?

Postman is available on Web, Mac, Windows, Linux.

What does Postman integrate with?

Postman integrates with Claude Code, npm.

Is Postman cloud-based or self-hosted?

Postman is offered as a cloud-based (SaaS) deployment.

What are the downsides of Postman?

Resource-intensive and can slow down or lag with large collections and multiple tabs Also, Free version has restricted usage and limited collaboration features, with advanced features locked behind paid tiers

Who is Postman best for?

Postman is best suited for Solo developers, Product and platform teams, Large organisations with governance needs.

What can I use Postman for?

Common uses for Postman include equip ai coding agents with pre-built api skills, discover and reuse existing apis across an org, generate and run api tests and assertions, mock servers before an api exists.

What is the best alternative to Postman?

Our reviewed alternatives to Postman are Bruno, Hoppscotch and Insomnia. Open-source options: Bruno, Hoppscotch, Insomnia.

How does Postman compare to IBM API Connect?

Postman and IBM API Connect are both used for developer tools -- specifically dev infrastructure tools. See the full side-by-side comparison for pricing and feature differences.

Postman alternatives we reviewed

Reviewed when this listing was published; open-source options are marked.

See all reviewed alternatives →

Bruno
Open source
Free, open-source API client that keeps collections as plain-text files in your Git repo and runs locally with no account.
Visit site →GitHub
Hoppscotch
Open source
Open-source ecosystem for API development.
Visit site →GitHub
Insomnia
Open source
API collaboration platform from Kong for designing, testing, debugging and mocking APIs, with a free open-source tier.
Visit site →GitHub