What is the key difference between Greencalculus MCP and Alkemi MCP?

Greencalculus MCP belongs to the Data Platforms category with local stdio execution, while Alkemi MCP belongs to the Data Platforms category with local stdio execution.

How do I install Greencalculus MCP or Alkemi MCP 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 Greencalculus MCP and Alkemi MCP free or paid?

Greencalculus MCP operates under a Free / Open Source model (No auth required). Alkemi MCP operates under a Freemium model (API Key required).

Which MCP server has more tools and community activity?

Greencalculus MCP lists 12 tools with 0 views and 0 GitHub stars. Alkemi MCP lists 6 tools with 3 views and 4 GitHub stars.

Can I use both Greencalculus MCP and Alkemi MCP 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

Greencalculus MCP vs Alkemi MCP

In-depth architectural comparison of the Greencalculus MCP and Alkemi MCP 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

Greencalculus MCP

Data Platforms · Local stdio

Quality: 56/100 (Good) | Auth: No auth required

Alkemi MCP

Data Platforms · Local stdio

Quality: 44/100 (Fair) | Auth: API Key required

Verdict Summary: Choose Greencalculus MCP if you need specialized Data Platforms tools running via a local process. Choose Alkemi MCP if your workspace requires Data Platforms integration with local subprocess execution. Both servers can be configured concurrently in your client's mcpServers manifest.

Which MCP Server Should You Choose?

Choose Greencalculus MCP when:

You need dedicated capabilities in the Data Platforms domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).
Primary tools included: lookup_factor, lookup_factors, search_factors.

Explore Greencalculus MCP Details

Choose Alkemi MCP when:

You need dedicated capabilities in the Data Platforms domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: API Key required (Freemium).
You have access to required keys: BEARER_TOKEN.
Primary tools included: Natural-language querying, Snowflake connectivity through Alkemi, Google BigQuery connectivity through Alkemi.

Explore Alkemi MCP Details

Feature & Specification Comparison

Specification	Greencalculus MCP jeremiahsay Data Platforms	Alkemi MCP alkemiai Data Platforms
Summary	Sourced greenhouse-gas emission factors and audit-traced carbon calculations (activity, embodied EN 15978, PCAF financed emissions) — every value returns with its exact source cell and data version, so answers are citable and reproducible. 13,000+ factors, 11 tools. Install: npx -y greencalculus-mcp, or connect remotely at https://mcp.greencalculus.com. Free tier, no card.	MCP Server for natural language querying of Snowflake, Google BigQuery, and DataBricks Data Products through Alkemi.ai.
Category & Scope

Tools & Capabilities Breakdown

Greencalculus MCP Tools (12)

lookup_factor

Fetch one emission factor by key, with its source and version

lookup_factors

Fetch many factors by key in one call — a portfolio is one request, not one per factor

search_factors

Search the corpus by free text

resolve_factor

Map a messy real-world description to the best-matching factor

explain_absence

Say *why* a factor does not exist, rather than returning nothing

calculate_activity

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).

Greencalculus MCP Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "jeremiahsay-greencalculus-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "greencalculus-mcp"
      ]
    }
  }
}

Alkemi MCP Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "alkemiai-alkemi-mcp": {
      "command": "npx",
      "args": [
        "@alkemiai/alkemi-mcp"
      ],
      "env": {
        "BEARER_TOKEN": "YOUR_BEARER_TOKEN_HERE"
      }
    }
  }
}

Frequently Asked Questions

Greencalculus MCP is categorized under Data Platforms and uses a local stdio subprocess. In contrast, Alkemi MCP belongs to Data Platforms using local stdio subprocess. Select Greencalculus MCP when you need capabilities focused on data platforms and Alkemi MCP when you require tools for data platforms.

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