# Toucan Subgraph API

**Canonical:** https://apis.io/apis/toucan/toucan-subgraph-api/  
**Provider:** Toucan — https://apis.io/providers/toucan/  
**Base URL:** https://gateway-arbitrum.network.thegraph.com  
**Documentation:** https://docs.toucan.earth/developers/subgraph

Toucan Subgraph API is published by [Toucan](https://apis.io/providers/toucan/) on the [APIs.io](https://apis.io/) network. Tagged areas include GraphQL, Subgraph, and Carbon Credits. The published artifact set on APIs.io includes API documentation.

GraphQL subgraphs providing endpoints for querying Toucan infrastructure and ecosystem data (projects, TCO2s, pools, retirements) on Base, Base Sepolia, Polygon, Amoy, Celo, and Celo Alfajores, served through The Graph gateway with a Graph Studio API key.

## Machine-readable artifacts (3)

- **Documentation** — https://docs.toucan.earth/developers/subgraph
- **Playground** — https://thegraph.com/explorer/subgraphs/AEJ5PEDye6Z198HRQBioG6mZ6ZacHenBg2HTopZPsUCi?view=Query&chain=arbitrum-one
- **APIsJSON** — https://raw.githubusercontent.com/api-evangelist/toucan/refs/heads/main/apis.yml

## Tags

GraphQL, Subgraph, Carbon Credits

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/toucan/toucan-subgraph-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/toucan/.