Cities: Skylines II wiki, encyclopedia, and mod workflow tools for AI agents.
Connect Runs on your machine
claude mcp add cities2-mcp -e CITIES2_MODS_DIR=<CITIES2_MODS_DIR> -e CITIES2_GAME_DIR=<CITIES2_GAME_DIR> -e CITIES2_LOCALE_COK=<CITIES2_LOCALE_COK> -- uvx cities2-mcp==0.5.1
{
"mcpServers": {
"cities2-mcp": {
"command": "uvx",
"args": [
"cities2-mcp==0.5.1"
],
"env": {
"CITIES2_MODS_DIR": "<CITIES2_MODS_DIR>",
"CITIES2_GAME_DIR": "<CITIES2_GAME_DIR>",
"CITIES2_LOCALE_COK": "<CITIES2_LOCALE_COK>"
}
}
}
}
{
"mcpServers": {
"cities2-mcp": {
"command": "uvx",
"args": [
"cities2-mcp==0.5.1"
],
"env": {
"CITIES2_MODS_DIR": "<CITIES2_MODS_DIR>",
"CITIES2_GAME_DIR": "<CITIES2_GAME_DIR>",
"CITIES2_LOCALE_COK": "<CITIES2_LOCALE_COK>"
}
}
}
}
{
"servers": {
"cities2-mcp": {
"type": "stdio",
"command": "uvx",
"args": [
"cities2-mcp==0.5.1"
],
"env": {
"CITIES2_MODS_DIR": "<CITIES2_MODS_DIR>",
"CITIES2_GAME_DIR": "<CITIES2_GAME_DIR>",
"CITIES2_LOCALE_COK": "<CITIES2_LOCALE_COK>"
}
}
}
}
Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.
Tools
This server runs locally, so its tools are listed by your MCP client once it starts.
Environment variables
| Name | Description |
|---|---|
CITIES2_MODS_DIROptional | Optional path to the Cities: Skylines II Mods directory. |
CITIES2_GAME_DIROptional | Optional path to the Cities: Skylines II install directory when auto-detection cannot find the game. |
CITIES2_LOCALE_COKOptional | Optional path to Locale.cok when the in-game encyclopedia file should be selected directly. |
Details
| Package | [email protected] (PYPI, stdio) |
| First published | 11 Nov 2026 |
| Last updated | 11 Nov 2026 |
| Registry name | io.github.mayor-modder/cities2-mcp |
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