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AI chat apps: 4 tools compared

Desktop, web and self-hosted chat interfaces that connect to one or more LLM APIs. Listed by name. A starting price is the vendor's own, as checked on the date shown; it is not monitored.

  • Desktop and Docker application from Mintplex Labs for chatting with documents (retrieval-augmented generation) and running agents. It uses either a built-in local model or a connected LLM provider. The Docker version adds multi-user workspaces and permissions, and the vendor also offers hosted instances.

    Open sourceSelf-hostableFree tier

    from $50.00 per monthchecked Nov 8, 2026

    Works with 12 of the LLM providers we track
  • Open-source desktop chat application from Menlo Research. It downloads and runs open-weight language models locally and offline, and can also connect to cloud model APIs with the user's own API keys.

    Open sourceSelf-hostableFree tier

    Free

    Works with 8 of the LLM providers we track
  • Open-source, self-hosted chat interface that connects to many AI model providers from one application. It includes agents, MCP tool connections, a code interpreter and multi-user authentication. Built-in endpoints and custom OpenAI-compatible endpoints are configured in a librechat.yaml file.

    Open sourceSelf-hostableFree tier

    Free

    Works with 12 of the LLM providers we track
  • Self-hosted web interface for chatting with language models. It connects to local runtimes such as Ollama and to OpenAI-compatible APIs, and runs on the user's own server or machine (for example with Docker), including fully offline.

    Self-hostableFree tier
    Works with 9 of the LLM providers we track