Code Assistant MCP Server

An open-source AI coding agent, written in Rust, with a native GUI, a terminal mode, and integrations for editors and MCP clients. It runs an

Local serverstdio

What is the Code Assistant MCP Server?

An open-source AI coding agent, written in Rust, with a native GUI, a terminal mode, and integrations for editors and MCP clients. It runs an autonomous agent loop

The short version

  • Multiple LLM providers: — Anthropic, OpenAI, Google Vertex AI, Ollama,
  • Four ways to work: — a native GUI (built on Zed's GPUI), a terminal mode, a
  • Adaptive tool syntax: — native function calling, XML tags, or triple-caret
  • Real-time streaming — with smart filtering that blocks unsafe tool
  • Sessions per project — with branching, persistent state, and draft messages
  • Sub-agents, permission tiers, a command sandbox, — and automatic context

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Maintainer setup documentation.

How to install the Code Assistant MCP Server

{
  "mcpServers": {
    "code-assistant": {
      "command": "/path/to/code-assistant",
      "args": [
        "server"
      ],
      "env": {
        "SHELL": "/bin/zsh"
      }
    }
  }
}

From the project documentation. Replace placeholders and example paths before connecting.

Configuration

VariableDescriptionRequired
SHELLDeclared in the maintainer’s client configuration.Check documentation

Example prompts to try

  • “Use Code Assistant to macOS.”
  • “Use Code Assistant to Linux.”
  • “Use Code Assistant to Windows.”

Frequently asked questions

An open-source AI coding agent, written in Rust, with a native GUI, a terminal mode, and integrations for editors and MCP clients. It runs an autonomous agent loop Confirm the tools offered by your installed version in the connected client. Tool availability and permissions depend on the server and account configuration.