OpenClient: Private AI Chat

Chat with any AI model on your own infrastructure. No subscriptions, no tracking, no vendor lock-in. Your server, your models, your data.

OpenClient is an independent AI chat client for professionals and developers who run their own LLM infrastructure. Connect it to your self-hosted server and chat with your models, without mandatory subscriptions.

Compatible with LiteLLM, Ollama, and OpenAI-compatible servers. Supports many popular model families, including GPT, Claude, Llama, Gemini, Mistral, and more.

Chat • Real-time streaming responses with Markdown and code block rendering • Collapsible Thinking section for supported reasoning models • Attach photos, camera captures, and PDF documents for multimodal conversations • Drag and drop text, images, and files from other apps (Split View, Stage Manager, Finder on macOS) • Dictate messages with Speech-to-Text and listen with Text-to-Speech • Web search through the search provider configured on your server • Tool-calling support for models that provide function calling • MCP (Model Context Protocol) tools, browse, enable, and use external tools from MCP servers like GitHub, databases, and more, configured on your LiteLLM server • Favourite messages to bookmark and revisit quickly • Per-conversation system prompt and model parameters (temperature, max tokens, top-p)

Conversations • Full conversation history with search, pins, and tags • Branch from any message to explore alternatives, then edit and regenerate • Media & Files gallery to browse all attached images and documents • Share content from any app directly into a new conversation via Share Sheet • Apple Shortcuts integration: New Chat, Search Chats, Send File to Chat • Home Screen widgets: New Chat, Search, Quick Actions, Conversations Overview • Control Center button: start a new chat from Control Center • iCloud sync across your Apple devices • Export conversations to JSON • Token usage per message and estimated conversation cost

Models • Browse available models with capability badges (vision, tools, JSON mode) • Model detail sheet with context window, pricing, provider, and capabilities • Voice selector for Text-to-Speech models • Switch models per conversation

Personalization • Prompt template library for recurring workflows • User profile to provide name and context • Memory to save facts and preferences, synced via iCloud

On macOS • Menu bar companion for quick access without opening the main window

Privacy • OpenClient does not operate a backend service for your chats. Your requests are sent to the server you configure. • OpenClient does not include advertising SDKs or third-party analytics trackers.

This project is licensed under the GNU Affero General Public License v3.0: https://github.com/ArtCC/openclient-llm

Privacy Policy: https://arturocarreterocalvo.com/openclient-llm/privacy Terms of Use: https://arturocarreterocalvo.com/openclient-llm/terms

OpenClient is an independent client and is not affiliated with or endorsed by the model or platform providers referenced above.