Govern your APIs at scale.

Design, standardize, and govern API specifications on one secure platform with multi-format design, built-in governance, and AI that knows your standards.

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Go from API design to delivery.

Multi-format API design

Design REST, event-driven, GraphQL, gRPC, and Smithy APIs in one place.

All-in-one specification editor

Edit specs with visual outlines or code views using familiar Postman workflows.

Built-in validation and governance

Set up governance rules, get a real-time view into API compliance with API Catalog, and automatically enforce standards with Postman CLI.

POSTMAN AI

Design APIs faster with AI that knows your standards.

Postman AI generates spec scaffolds, applies your governance rules, and writes endpoint descriptions, so your team goes from just getting started to a compliant API spec in minutes.

Postman Flows canvas showing a workflow with API blocks and inline code

Spec Hub allows us to consolidate our entire API workflow, from design to testing and documentation, into a single, seamless platform.

Ben HeilPrincipal Software Engineer, Paylocity
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Go deeper on designing and governing APIs with Spec Hub.

01
DOCUMENTATION

Specifications documentation

Read up on how to design and enforce API specifications on Postman.

READ DOCS
02
WEBINAR

API governance at scale webinar

Learn how Postman's all-in-one platform helps teams modernize API governance without sacrificing speed or security.

WATCH ON DEMAND
03
ONE-PAGER

Holistic API design and governance for scale

Get an overview of Postman's API design and governance solution.

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Learn more about Spec Hub.

Chat with a Postman expert to learn how Spec Hub can help your organization enforce API design standards at scale, without slowing developers down.

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