MCP Server for Claude Code

When Claude is stuck,
show it what you mean

Visual debugging for Claude Code. Edit the data flow, send back a fix.

Get started

How it works

Claude generates a flowchart. You fix it. Claude fixes the code.

1.

~

Open Teton

Tell Claude to "debug with Teton". It scans your codebase and generates a flowchart of the current data flow.

2.

^

Edit the flow

The flowchart shows what Claude thinks is happening. Drag, edit, or add nodes to show what should happen.

3.

!

Send it back

Click Send. A structured prompt is sent back to Claude Code with exactly what to fix.

Setup

One-time setup, takes 30 seconds

1

Add to ~/.claude.json

{
  "mcpServers": {
    "teton": {
      "command": "npx",
      "args": ["teton-mcp"]
    }
  }
}

No installation needed. npx downloads and runs it automatically.

2

Restart Claude Code

$ claude

Then just ask Claude:

"debug with Teton"