Step 1
Install in your client
Config is the same across clients — only the file and path differ.
CD
Supported in Claude Desktopstdio, http · Node 18+
Paste into ~/Library/Application Support/Claude/claude_desktop_config.json
{
"mcpServers": {
"carbon": {
"url": "https://gateway.pipeworx.io/carbon/mcp"
}
}
}Are you the author?
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[](https://mcppedia.org/s/io-github-pipeworx-io-carbon)
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What Carbon MCP Server does
Carbon MCP — UK Carbon Intensity API (free, no auth)
Test This Server
Run this in your terminal to verify the server starts. Then let us know if it worked — your result helps other developers.
npx -y 'pipeworx' 2>&1 | head -1 && echo "✓ Server started successfully"
After testing, let us know if it worked:
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Scored, not listed
Why this score
Five weighted categories — click any category to see the underlying evidence.
Score breakdown
81/100across 5 weighted dimensions
0255075100
29
10
20
12
10
−19
Security
Maintenance
Efficiency
Documentation
Compatibility
Categoriesclick a row to see evidence
Security
OSV.devNo known CVEs.
Checked pipeworx against OSV.dev.
Inventory
Tools (2)
Click any tool to inspect its schema.
~54 tokens total
Community
Reviews
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Frequently Asked Questions
- Is Carbon MCP Server safe to use?
- Carbon MCP Server has no known CVEs as of the latest MCPpedia security scan. It does not require authentication, so any local process can connect — keep this in mind in shared environments.
- How do I install Carbon MCP Server?
- Carbon MCP Server supports copy-paste install configs on its MCPpedia page for Claude Desktop, Cursor, and Claude Code. Scroll to the Quick Install section and select your client.
- What can Carbon MCP Server do?
- Carbon MCP Server provides 2 tools: Tools, More. See the full tools list on the server page for descriptions and parameters.
- What AI clients work with Carbon MCP Server?
- Carbon MCP Server is compatible with claude-desktop, cursor, claude-code. It uses stdio and http transport.
- Is Carbon MCP Server actively maintained?
- Carbon MCP Server is recently maintained — last commit was 31 days ago.
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Community
Discussion
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Has anyone used this with Cursor?How do you handle auth?Any alternatives?
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