MCP server

debuff Official

jp.debuff/debuff

Checked 25 Oct 2026, 21:11 UTC · Still published on its registry; checked against OSV.dev; never run by us

Let coding agents play, test and tune your 2D web game: live state, explained errors, replays, fuzz.

Runs on your computerVerified publisher: debuff.jp

Website Source

At a glance

Type: MCP server
Publisher: debuff.jp (verified by the MCP Registry)
Status: Runs on your computer
Sets up in: Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code
Last checked: 25 Oct 2026, 21:11 UTC

Connect it to your agent

Add to Cursor Add to VS Code VS Code Insiders

Opens the app, which shows the server and asks you to confirm. It then runs the package on your computer with your permissions. For other apps, copy the setup below.

Claude Code

claude mcp add debuff -- npx -y @debuffjp/mcp@0.15.0

Claude Desktop

{"mcpServers":{"debuff":{"command":"npx","args":["-y","@debuffjp/mcp@0.15.0"]}}}

Codex (config.toml)

[mcp_servers.debuff]
command = "npx"
args = ["-y","@debuffjp/mcp@0.15.0"]

Gemini CLI

{"mcpServers":{"debuff":{"command":"npx","args":["-y","@debuffjp/mcp@0.15.0"]}}}

Cursor

{"mcpServers":{"debuff":{"command":"npx","args":["-y","@debuffjp/mcp@0.15.0"]}}}

VS Code

{"servers":{"debuff":{"type":"stdio","command":"npx","args":["-y","@debuffjp/mcp@0.15.0"]}}}

Runs on your computer with your permissions: check the package and its source before installing.

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