REST API
Use the API directly from any backend or service for carbon tracking, reporting, and offset workflows.
API docsv1.0 - SDK + MCP now live - 380 downloads in 24h
Carbon-first token management for teams running AI at scale.
Connect your API keys across OpenAI, Anthropic, AWS Bedrock, and 9+ providers instantly via our direct UI dashboard, or integrate seamlessly using our API, SDK, or MCP. Track consolidated token usage, costs, and carbon emissions in one dashboard - free forever.
npm SDK downloads
380
npm MCP downloads
115
PyPI SDK downloads
0
AI Platforms
4+
AI Models
Unlimited
To start
$0
supported providers
Works with every frontier model.
◉OpenAIlive
◉Anthropiclive
◉AWS Bedrocklive
◉OpenRouterlive
◌Google Geminisoon
◌Azure OpenAIsoon
◌Coheresoon
◌Mistralsoon
◌xAIsoon
◌Groqsoon
◌Together AIsoon
◌Replicatesoon
Missing a provider? Request it →
developer tools
Integrate directly into your stack.
JS SDK
Integrate carbon tracking directly into your JavaScript or TypeScript application code.
npm install @crbonfree/sdk
View on npm MCP server
Use the Model Context Protocol server to connect AI assistants directly to your carbon tracking data.
npx -y @crbonfree/mcp login
Set up MCP Python SDK
Integrate carbon tracking directly into your Python application or data pipeline.
pip install crbonfree
View on PyPI