What is the key difference between Energy Charts and Claude Task Master?

Energy Charts belongs to the Developer Tools category with local stdio execution, while Claude Task Master belongs to the Developer Tools category with local stdio execution.

How do I install Energy Charts or Claude Task Master in Claude Desktop or Cursor?

Copy the mcpServers JSON configuration snippet provided on this page into your claude_desktop_config.json or ~/.cursor/mcp.json file and restart your AI client.

Are Energy Charts and Claude Task Master free or paid?

Energy Charts operates under a Free / Open Source model (No auth required). Claude Task Master operates under a BYOK (Pay Provider Direct) model (API Key required).

Which MCP server has more tools and community activity?

Energy Charts lists 6 tools with 0 views and 0 GitHub stars. Claude Task Master lists 6 tools with 8 views and 28,061 GitHub stars.

Can I use both Energy Charts and Claude Task Master together in the same MCP host?

Yes! MCP hosts like Claude Desktop, Cursor, Windsurf, Cline, and VS Code support configuring multiple servers under the mcpServers object simultaneously.

Side-by-Side Model Context Protocol Comparison

Energy Charts vs Claude Task Master

In-depth architectural comparison of the Energy Charts and Claude Task Master MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.

At a Glance & Executive Verdict

Energy Charts

Developer Tools · Local stdio

Quality: 45/100 (Fair) | Auth: No auth required

Claude Task Master

Developer Tools · Local stdio

Quality: 61/100 (Good) | Auth: API Key required

Verdict Summary: Choose Energy Charts if you need specialized Developer Tools tools running via a local process. Choose Claude Task Master if your workspace requires Developer Tools integration with local subprocess execution. Both servers can be configured concurrently in your client's mcpServers manifest.

Which MCP Server Should You Choose?

Choose Energy Charts when:

You need dedicated capabilities in the Developer Tools domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).
Primary tools included: generation_mix, public_power, electricity_price.

Explore Energy Charts Details

Choose Claude Task Master when:

You need dedicated capabilities in the Developer Tools domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: API Key required (BYOK (Pay Provider Direct)).
You have access to required keys: ANTHROPIC_API_KEY, OPENAI_API_KEY, GOOGLE_API_KEY, PERPLEXITY_API_KEY, XAI_API_KEY, OPENROUTER_API_KEY, MISTRAL_API_KEY, TASK_MASTER_TOOLS.
Primary tools included: PRD parsing, Task expansion, Task dependencies.

Feature & Specification Comparison

Specification	E Energy Charts Developer Tools	Claude Task Master eyaltoledano Developer Tools
Summary	Energy-Charts (Fraunhofer ISE) MCP — European electricity generation, prices, and capacity.	AI-powered task management system for AI-driven development. Features PRD parsing, task expansion, multi-provider support (Claude, OpenAI, Gemini, Perplexity, xAI), and selective tool loading for optimized context usage.
Category & Scope	Developer Tools

Tools & Capabilities Breakdown

Energy Charts Tools (6)

generation_mix

The CURRENT ELECTRICITY GENERATION MIX BY FUEL for a European country — how much power is coming from solar, wind, nuclear, gas, coal, hydro, biomass right now, with each fuel's MW and percentage share. Answers "what is Germany's generation mix", "how much of France's electricity is nuclear", "Germ…

public_power

Electricity generation broken down by production type (solar, wind, nuclear, gas, etc.) for a country over a date range. Returns {unix_seconds, production_types:[{name, data}]}; each series' data array is timestamp-aligned to unix_seconds. Power in MW.

electricity_price

Day-ahead spot electricity prices for a bidding zone over a date range. Returns {unix_seconds, price, unit}; the price array is timestamp-aligned to unix_seconds. Prices in EUR/MWh.

total_power

Total electricity generation / load for a country over a date range. Returns {unix_seconds, production_types:[{name, data}]}; data arrays are timestamp-aligned to unix_seconds. Power in MW.

Ready-to-Paste Client Configurations

Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).

Energy Charts Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "energy-charts": {
      "command": "npx",
      "args": [
        "-y",
        "energy-charts"
      ]
    }
  }
}

Claude Task Master Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "eyaltoledano-claude-task-master": {
      "command": "npx",
      "args": [
        "-y",
        "task-master-ai"
      ],
      "env": {
        "ANTHROPIC_API_KEY": "YOUR_ANTHROPIC_API_KEY_HERE",
        "OPENAI_API_KEY": "YOUR_OPENAI_API_KEY_HERE",
        "GOOGLE_API_KEY": "YOUR_GOOGLE_API_KEY_HERE",
        "PERPLEXITY_API_KEY": "YOUR_PERPLEXITY_API_KEY_HERE",
        "XAI_API_KEY": "YOUR_XAI_API_KEY_HERE",
        "OPENROUTER_API_KEY": "YOUR_OPENROUTER_API_KEY_HERE",
        "MISTRAL_API_KEY": "YOUR_MISTRAL_API_KEY_HERE",
        "TASK_MASTER_TOOLS": "YOUR_TASK_MASTER_TOOLS_HERE"
      }
    }
  }
}

Frequently Asked Questions

Energy Charts is categorized under Developer Tools and uses a local stdio subprocess. In contrast, Claude Task Master belongs to Developer Tools using local stdio subprocess. Select Energy Charts when you need capabilities focused on developer tools and Claude Task Master when you require tools for developer tools.

More alternatives to Energy Charts More alternatives to Claude Task Master Developer Tools category hub