Search Modrinth and publish Minecraft mods (create projects, upload versions) via the Modrinth API.
Connect Runs on your machine
claude mcp add modrinth-mcp -e MODRINTH_TOKEN=<MODRINTH_TOKEN> -- npx -y @justinscott12/[email protected]{
"mcpServers": {
"modrinth-mcp": {
"command": "npx",
"args": [
"-y",
"@justinscott12/[email protected]"
],
"env": {
"MODRINTH_TOKEN": "<MODRINTH_TOKEN>"
}
}
}
}{
"mcpServers": {
"modrinth-mcp": {
"command": "npx",
"args": [
"-y",
"@justinscott12/[email protected]"
],
"env": {
"MODRINTH_TOKEN": "<MODRINTH_TOKEN>"
}
}
}
}{
"servers": {
"modrinth-mcp": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@justinscott12/[email protected]"
],
"env": {
"MODRINTH_TOKEN": "<MODRINTH_TOKEN>"
}
}
}
}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 |
|---|---|
MODRINTH_TOKENOptional, secret | Modrinth Personal Access Token (https://modrinth.com/settings/pats). Required only for write actions; read-only tools work without it. |
Details
| Package | @justinscott12/[email protected] (NPM, stdio) |
| First published | 3 Nov 2026 |
| Last updated | 3 Nov 2026 |
| Registry name | io.github.justinscott12/modrinth-mcp |
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