openai and ChatGPT.Net
These are **competitors**: both are C#/.NET libraries designed to provide an interface for interacting with the OpenAI API, meaning a developer would typically choose one over the other for their project.
About openai
betalgo/openai
.NET library for the OpenAI service API by Betalgo Ranul
Provides comprehensive coverage of OpenAI's API surface including chat completions, image generation, embeddings, and the new Realtime API, with support for function calling and structured outputs via JSON Schema. Supports both direct instantiation and dependency injection patterns in ASP.NET Core, with centralized request/response contracts enabling schema validation and consistent API evolution. Includes experimental utilities and maintains compatibility across OpenAI model releases through organized enum/value type abstractions.
About ChatGPT.Net
PawanOsman/ChatGPT.Net
C# library for ChatGPT using official OpenAI API
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