OpenAI Codex

Codex is an AI-powered language model that can generate code snippets, including API documentation and code examples.

Swagger

Swagger is an open-source framework for designing, building, and documenting RESTful APIs. It provides a user-friendly interface for creating and managing API documentation.

Stoplight

Stoplight is an API design and documentation platform that uses AI to assist in creating and maintaining API documentation. It includes features like automatic documentation generation and API mocking.

APIMATIC

APIMATIC is an API documentation and code generation platform that uses AI to generate documentation from code. It supports various programming languages and can extract information from source code to create API documentation.

Restlet Studio

Restlet Studio is an API design and documentation platform that includes AI-powered features for generating documentation and code snippets. It offers a visual interface for designing APIs and automatically generates documentation based on the design.

Gelato.io

Gelato.io is an API documentation platform that includes AI-powered tools for generating and maintaining API documentation. It offers features like automatic code generation, interactive documentation, and API monitoring.

ReDoc

ReDoc is an open-source tool for generating beautiful and interactive API documentation from OpenAPI/Swagger specifications. While it doesn't have built-in AI capabilities, it provides an excellent framework for presenting API documentation.

ReadMe

ReadMe is an API documentation platform that offers AI-powered features for generating and maintaining documentation. It includes tools for code examples, interactive documentation, and API reference generation.

API Transformer

API Transformer is an AI-powered tool that can automatically generate API documentation from OpenAPI/Swagger specifications. It supports various output formats and provides customization options.

ApisGuru

ApisGuru is an API discovery and documentation platform that uses AI to collect and analyze APIs from various sources. It provides a comprehensive database of APIs and offers tools for generating documentation based on the collected information.

APIdoc.ai

APIdoc.ai is an AI-powered platform for generating and maintaining API documentation. It offers features like automatic code generation, API testing, and documentation collaboration.

Lucidchart

Lucidchart is a visual diagramming tool that can be used to create API documentation diagrams. While it doesn't have built-in AI capabilities, it provides an intuitive interface for designing API architectures and workflows.

Docusaurus

Docusaurus is an open-source documentation framework that can be used to build API documentation websites. It offers various themes and plugins for customizing the documentation and doesn't rely on AI, but it provides a flexible platform for hosting API documentation.

Apiary

Apiary is an API design and documentation platform that includes AI-powered features for generating documentation and mock APIs. It offers a collaborative environment for designing and documenting APIs.

Stoplight Spectral

Spectral is an open-source API linting tool provided by Stoplight. It uses AI to analyze API specifications and provide feedback on best practices, style guidelines, and potential issues.

These tools can help streamline the process of writing API documentation, generate code snippets, and ensure consistency and accuracy in your API documentation efforts. Remember to choose the tools that best suit your specific needs and requirements.