---
title: "API Documentation | Postman"
description: "Create and publish beautiful, interactive API documentation in seconds with Postman. Auto-generate docs from your collections, complete with code examples and try-it-out features. Free to get started."
url: https://www.postman.com/ai/api-documentation/
---

# API Documentation | Postman

> Create and publish beautiful, interactive API documentation in seconds with Postman. Auto-generate docs from your collections, complete with code examples and try-it-out features. Free to get started.

## Generate API Docs that stay up to date

Build reliable test suites, run data-driven scenarios, and catch regressions before they hit production. Describe what you need to test and get started.

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**40M+** developers worldwide use Postman

**500K+** organizations

**1M** APIs on the Postman API Network

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*SEE IT IN ACTION*

## AI-powered SDK generation with Agent Mode

Watch Postman generate comprehensive API docs from your collections, complete with descriptions, code examples, and interactive endpoints.

### Auto-Generate from Collections

Import or select any Postman collection and let AI generate complete documentation in seconds. Every endpoint gets a clear description.

### Interactive Code Examples

Automatically generate ready-to-use code snippets in cURL, Python, JavaScript, Go, Java, Ruby, and more for every endpoint.

### Custom Branding & Publishing

Publish your API documentation to a custom domain with your own logo, colors, and theme. Create a branded developer portal.

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*CAPABILITIES*

### Everything You Need to build APIs

From authentication flows to complex multi-endpoint workflows, Postman gives you the tools to find and fix issues fast.

### AI-Generated Descriptions

Diagnose and fix broken requests, authentication errors, and complex multi-service integration issues with AI-powered debugging.

### Multi-Language Code Examples

Auto-generate code snippets in cURL, Python, JavaScript, Go, Java, and Ruby for every endpoint in your collection.

### Interactive Try-It-Out

Let developers make live API calls directly from your documentation with pre-filled parameters, headers, and authentication.

### OpenAPI & Schema Sync

Keep your documentation in perfect sync with OpenAPI, GraphQL, and gRPC specifications.

### Custom Branding & Domains

Publish your API documentation on your own custom domain with your logo, brand colors, and theme.

### Versioned Documentation

Maintain documentation for multiple API versions side by side with automatic changelog generation.

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## Start Documenting Your APIs Today

Join millions of developers who use Postman to create, publish, and maintain API documentation. Free to get started, no credit card required.

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*USE CASES*

## What Teams Build with Postman

From debugging integrations to automating entire workflows, Postman powers the way teams work with APIs.

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## Developers are AI-native, but APIs lag behind.

89% of devs use generative AI daily, yet only 24% design APIs for AI agents. The 2025 State of the API Report shows how to build for agents today and stay ready for tomorrow.

[Read the Report](/state-of-api/2025/#ai-native-developers)