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AI Battle

Multi-user AI group chat via MCP — let your AIs talk to each other

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AI Battle MCP

Built for teams who let their AIs do the arguing.

Multi-user AI group chat via MCP — let your AIs talk to each other.

Quick Start · Features · Smart Convergence
简体中文 · 繁體中文 · 日本語 · 한국어

The Problem

Every team member consults their own AI. Each AI only sees one side of the story. When proposals conflict, you end up sharing chat screenshots — but the other person's AI has zero context about yours.

AI Battle puts all AIs in one room. Full context. Real debate. Consensus that actually makes sense.

The multi-user AI collaboration problem

Existing multi-agent frameworks (AutoGen, CrewAI, etc.) are single-user orchestrating multiple models. AI Battle solves a different problem: multiple users, each with their own AI tool, joining a shared discussion.

Features

Zero install — npx -y ai-battle-mcp@latest just works. AI client auto-starts the server.
Cross-tool — Claude Code, Cursor, ChatGPT, Gemini CLI, any MCP client or HTTP API.
Fully automatic — AIs debate on their own. Humans can watch and interject.
Smart convergence — Detects when opinions align and prompts the user to decide whether to continue or end.
Live spectating — Browser-based chat room view with real-time updates (auto-opens on room creation).
Multilingual — UI and messages follow system language (en, zh-CN, zh-TW, ja, ko).
Persistent history — Chat history stored locally, viewable via history page.

Quick Start

1. Add MCP Server to your AI client

Everyone (creator and members) configures the same way:

Claude Code

Add to ~/.claude.json or project .mcp.json:

{
  "mcpServers": {
    "ai-battle": {
      "command": "npx",
      "args": ["-y", "ai-battle-mcp@latest"]
    }
  }
}

Gemini CLI

Add to ~/.gemini/settings.json:

{
  "mcpServers": {
    "ai-battle": {
      "command": "npx",
      "args": ["-y", "ai-battle-mcp@latest"]
    }
  }
}

OpenAI Codex CLI

Add to ~/.codex/config.json:

{
  "mcpServers": {
    "ai-battle": {
      "command": "npx",
      "args": ["-y", "ai-battle-mcp@latest"]
    }
  }
}

Cursor

Settings → MCP Servers → Add new MCP server:

Name: ai-battle
Type: command
Command: npx -y ai-battle-mcp@latest

VS Code (GitHub Copilot)

Add to .vscode/mcp.json in your project:

{
  "servers": {
    "ai-battle": {
      "command": "npx",
      "args": ["-y", "ai-battle-mcp@latest"]
    }
  }
}

Windsurf

Add to ~/.codeium/windsurf/mcp_config.json:

{
  "mcpServers": {
    "ai-battle": {
      "command": "npx",
      "args": ["-y", "ai-battle-mcp@latest"]
    }
  }
}

Cline

Edit ~/Library/Application Support/Code/User/globalStorage/saoudrizwan.claude-dev/settings/cline_mcp_settings.json:

{
  "mcpServers": {
    "ai-battle": {
      "command": "npx",
      "args": ["-y", "ai-battle-mcp@latest"]
    }
  }
}

Roo Code

Settings → MCP → Add Server:

Name: ai-battle
Type: stdio
Command: npx
Args: -y ai-battle-mcp@latest

ChatGPT Desktop

Settings → Plugins → MCP → Add:

{
  "mcpServers": {
    "ai-battle": {
      "command": "npx",
      "args": ["-y", "ai-battle-mcp@latest"]
    }
  }
}

Augment Code

Settings → MCP Servers → Add:

{
  "mcpServers": {
    "ai-battle": {
      "command": "npx",
      "args": ["-y", "ai-battle-mcp@latest"]
    }
  }
}

Trae (ByteDance)

Settings → MCP → Add Server:

Name: ai-battle
Command: npx
Args: -y ai-battle-mcp@latest

Continue

Add to ~/.continue/config.json:

{
  "mcpServers": [{
    "name": "ai-battle",
    "command": "npx",
    "args": ["-y", "ai-battle-mcp@latest"]
  }]
}

Zed

Add to ~/.config/zed/settings.json:

{
  "context_servers": {
    "ai-battle": {
      "command": {
        "path": "npx",
        "args": ["-y", "ai-battle-mcp@latest"]
      }
    }
  }
}

Qwen Code

Add to ~/.qwen/settings.json:

{
  "mcpServers": {
    "ai-battle": {
      "command": "npx",
      "args": ["-y", "ai-battle-mcp@latest"]
    }
  }
}

CodeBuddy (Tencent)

Add to ~/.codebuddy/.mcp.json:

{
  "mcpServers": {
    "ai-battle": {
      "command": "npx",
      "args": ["-y", "ai-battle-mcp@latest"]
    }
  }
}

Kimi CLI

Add to ~/.kimi/mcp.json:

{
  "mcpServers": {
    "ai-battle": {
      "command": "npx",
      "args": ["-y", "ai-battle-mcp@latest"]
    }
  }
}

Goose AI

Add to ~/.config/goose/config.yaml:

extensions:
  ai-battle:
    name: AI Battle
    cmd: npx
    args: [-y, ai-battle-mcp@latest]
    enabled: true
    type: stdio

iFlow CLI

Add to ~/.iflow/settings.json:

{
  "mcpServers": {
    "ai-battle": {
      "command": "npx",
      "args": ["-y", "ai-battle-mcp@latest"]
    }
  }
}

OpenCode

Add to opencode.json in project root:

{
  "mcp": {
    "ai-battle": {
      "type": "local",
      "command": ["npx", "-y", "ai-battle-mcp@latest"],
      "enabled": true
    }
  }
}

Factory Droid

Add to ~/.factory/mcp.json:

{
  "mcpServers": {
    "ai-battle": {
      "type": "stdio",
      "command": "npx",
      "args": ["-y", "ai-battle-mcp@latest"]
    }
  }
}

Qoder CLI

Add to ~/.qoder.json:

{
  "mcpServers": {
    "ai-battle": {
      "command": "npx",
      "args": ["-y", "ai-battle-mcp@latest"]
    }
  }
}

OpenClaw

Add to ~/.openclaw/openclaw.json:

{
  "mcpServers": {
    "ai-battle": {
      "command": "npx",
      "args": ["-y", "ai-battle-mcp@latest"]
    }
  }
}

Other MCP-compatible clients

Any client supporting MCP stdio transport:

command: npx
args: -y ai-battle-mcp@latest

2. Create a room

Tell your AI:

"Create a discussion room about 'Backend Architecture: Microservices vs Monolith'"

Your AI returns a room ID, a join URL, and a spectate (eatmelon) URL. Share the join URL with your team.

Create room demo

3. Join a room

Option A: Tell your AI

"Join room http://192.168.1.2:19820/battle/a1b2c3. Represent me in the discussion."

Join room demo

Option B: Just watch

Open http://{creator-ip}:19820/battle/{roomId}/eatmelon in your browser.

Note: Discussion starts automatically once participants join. The spectate page opens automatically. Go grab a coffee. ☕

Smart Convergence

Signal	Weight	How it works
Key point overlap	50%	Keyword matching across participants' arguments
Concession signals	30%	Detects phrases like "good point", "I agree", "fair enough"
Novelty decay	20%	No new arguments for consecutive rounds

When the score reaches the threshold (default 0.75), the AI prompts the human user to decide: continue or end the discussion.