X4 FAQs

Question 1

What is X4Mcp?

Accepted Answer

X4Mcp is an X4Native extension that provides a Model Context Protocol (MCP) server, allowing AI assistants, LLMs, and external tools to control your X4: Foundations game instance programmatically over HTTP.

Question 2

Is there a way to store data persistently within the game using X4Mcp?

Accepted Answer

Yes, X4Mcp provides persistent key-value storage through its `stash_get`, `stash_set`, and `stash_delete` tools, leveraging the X4Native stash functionality directly within the game.

Question 3

What prerequisites are needed to use X4Mcp?

Accepted Answer

You need X4: Foundations installed, the X4Native extension must be installed first, and 'Protected UI mode' needs to be turned OFF in your game settings.

Question 4

Can I query game state or just send commands?

Accepted Answer

Yes, X4Mcp allows both querying game state (e.g., `is_game_loaded`, `list_saves`) and executing control commands (e.g., `load_game`, `shutdown_game`, `execute_chat_command`).

Question 5

How does X4Mcp enable AI control of X4: Foundations?

Accepted Answer

It exposes core game actions and state queries (e.g., loading saves, executing commands, checking game status) through a standard MCP interface, which AI assistants or any MCP-compatible client can interact with.

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