technologist02 GPTunnel.SDK by: technologist02 .NET 8.0 This package targets .NET 8.0. The package is compatible with this framework or higher. .NET Standard 2.1 This package targets .NET Standard 2.1. The package is compatible with this framework or higher. 374 total downloads last updated 7/22/2026 Latest version: 1.1.1 gptunnel openai chatgpt llm ai sdk Unofficial .NET SDK for GPTunnel API with chat completions, streaming, models, balance, image generation, and Creative Lab media tasks.