Is the chartforge MCP server free to use?

Yes. chartforge is listed on AllMCPs as a free, open Model Context Protocol server you can install into Claude Desktop, Cursor, or any MCP-compatible client.

Is the chartforge MCP server free to use?

Yes. chartforge is listed on AllMCPs as a free, open Model Context Protocol server you can install into Claude Desktop, Cursor, or any MCP-compatible client.

Chartforge

MCP server for ChartForge — generate stunning charts and diagrams from natural language

Quick Install

Automated & IDE Setup

Copy the AI prompt to install this server into Claude Code, Cursor, or another agent — or use 1-click editor setup below.

Add to Cursor Add to VS Code

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We haven't yet run this listing's install command through our automated sandbox check. This isn't a red flag — we're steadily working through the catalog.

Manual Client & Custom JSON ConfigExpand JSON ▾

Install Config Generator

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claude_desktop_config.json

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

💡 Paste into ~/Library/Application Support/Claude/claude_desktop_config.json (macOS) or %APPDATA%\Claude\claude_desktop_config.json (Windows)

Capabilities & Tool Schemas (3)Self-reported

Inspect callable tools, capabilities, and parameters exposed to AI agents by Chartforge.

generate_chart

Generate a chart from a natural language description.

refine_chart

Modify a previously generated chart.

list_styles

List available style presets with descriptions.

Documentation Overview

ChartForge MCP Server

Generate stunning, publication-quality charts and diagrams from natural language — directly inside Claude.

Setup

Claude Desktop

Add this to your claude_desktop_config.json:

config.json

{
  "mcpServers": {
    "chartforge": {
      "command": "npx",
      "args": ["chartforge-mcp"],
      "env": {
        "CHARTFORGE_API_KEY": "your_api_key_here"
      }
    }
  }
}

Environment Variables

Variable	Required	Description
`CHARTFORGE_API_KEY`	Yes	Your API key from chartforgeai.com
`CHARTFORGE_API_URL`	No	Custom API URL (default: `https://chartforgeai.com`)

Tools

`generate_chart`

Generate a chart from a natural language description.

Parameters:

prompt (required): Description of the chart
style (optional): Style preset — midnight, frost, ember, minimal, corporate, neon, light
width (optional): Width in pixels (default: 1200)
height (optional): Height in pixels (default: 800)

`refine_chart`

Modify a previously generated chart.

Parameters:

chartId (required): Chart ID from a previous generation
modification (required): What to change

`list_styles`

List available style presets with descriptions.

Examples

"Create a bar chart showing quarterly revenue from $2M to $18M over 3 years"

"System architecture diagram for a microservices backend"

"Sankey diagram of marketing budget flow through channels to conversions"

Related MCP Servers

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Frequently Asked Questions about Chartforge

Add the following block to your claude_desktop_config.json under mcpServers: "mcpServers": { "chartforge": { "command": "npx", "args": ["-y", "chartforge"] } }

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Technical Specs & Signals

CategoryData Visualization

5/5 checks healthy over the last 7h

48Quality signal: Fair · 48/100How this signal is calculated ▾

Server availabilityNot measured

Not scored for repo-hosted servers — we can't reach the running server, only its GitHub page. Hosted MCP endpoints are health-checked live.

Verified ownership10/20

Documentation & tools24/30

Adoption & activity2/15

Community engagement0/10

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More in 📊 Data Visualization →Alternatives to Chartforge →Install in Claude Desktop Install in Cursor Install in VS Code

Documentation Overview

ChartForge MCP Server

Generate stunning, publication-quality charts and diagrams from natural language — directly inside Claude.

Setup

Claude Desktop

Add this to your claude_desktop_config.json:

config.json

{
  "mcpServers": {
    "chartforge": {
      "command": "npx",
      "args": ["chartforge-mcp"],
      "env": {
        "CHARTFORGE_API_KEY": "your_api_key_here"
      }
    }
  }
}

Environment Variables

Variable	Required	Description
`CHARTFORGE_API_KEY`	Yes	Your API key from chartforgeai.com
`CHARTFORGE_API_URL`	No	Custom API URL (default: `https://chartforgeai.com`)

Tools

`generate_chart`

Generate a chart from a natural language description.

Parameters:

prompt (required): Description of the chart
style (optional): Style preset — midnight, frost, ember, minimal, corporate, neon, light
width (optional): Width in pixels (default: 1200)
height (optional): Height in pixels (default: 800)

`refine_chart`

Modify a previously generated chart.

Parameters:

chartId (required): Chart ID from a previous generation
modification (required): What to change

`list_styles`

List available style presets with descriptions.

Examples

"Create a bar chart showing quarterly revenue from $2M to $18M over 3 years"

"System architecture diagram for a microservices backend"

"Sankey diagram of marketing budget flow through channels to conversions"