api for Claude.ai

com.greencalculus/api

Sourced carbon emission factors + audit-traced calculations an AI can cite.

client:Claude.ai transport:streamable-http runtime:npm tools:12

Install api in Claude.ai

Settings → Connectors → Add custom connector

https://mcp.greencalculus.com

Claude on the web takes a remote URL and completes OAuth in the browser. For a packaged server use Claude Desktop or Claude Code instead. Claude.ai docs

What Claude.ai can do once it is connected

lookup_factor
search_factors
lookup_factors
calculate_activity
calculate_embodied
calculate_pcaf
calculate_electricity
calculate_freight
calculate_spend
calculate_business_travel
resolve_factor
explain_absence

api in other clients

Claude Code
Claude Desktop
Cursor
VS Code
Zed
Windsurf
Cline
Gemini CLI
Grok
ChatGPT
LangChain

api MCP server