OSS ChatGPT WebUI – 530 Models, MCP, Tools, Gemini RAG, Image/Audio Gen

Summary

Major release focused on extensibility, expanded provider support, and enhanced user experience. FeatureDescription530+ ModelsAccess over 530 models from 24 providers via models.dev integrationModel SelectorRedesigned full-featured dialog with search, filtering, sorting, and favoritesExtensionsAdd features, providers, and customize the UI with a flexible plugin architectureGemini RAGManage Gemini File Search Stores and manage document uploads for RAG workflowsTool SupportFirst-class Python function calling for LLM interactions with your local environmentMCP SupportConnect to Model Context Protocol servers for extended tool capabilitiesComputer UseDesktop automation - control mouse, keyboard, and take screenshots like a humanKaTeX Math TypesettingSupport for beautiful rendering of LaTeX math expressionsCalculator UIBeautiful UX Friendly UI to evaluate python math expressionsRun Code UIExecute Python, JS, TypeScript and C# code scripts in a CodeMirror editorImage GenerationBuilt-in support for Google, OpenAI, OpenRouter, Chutes, and NvidiaAudio GenerationTTS support for Gemini 2.5 Flash/Pro Preview modelsMedia GalleryBeautiful UI to browse generated images and audio generationsSQLite StorageMigrated IndexedDB to server SQLite for robust persistence and concurrent usageAsset CachingPersistent image/file file caching with metadataGemini RAG ExtensionManage Gemini File Search Stores for RAG workflows with document uploads and sync Get instant access to 530+ models from 24 providers with extensibility at its core: pip install llms-py --upgrade See Install Docs for running from Docker or source. A major change to significantly increase the available models is the switch to utilizing the same models.dev open provider and model catalogue as used and maintained by OpenCode. llms.json provider configuration is now a superset of models.dev/api.json where its definitions are merged, allowing you to enable providers using just "enabled": true to inherit the configuration from mod...