# Ribbon Finance GraphQL API Ribbon Finance provides a GraphQL API via The Graph protocol, giving developers access to indexed on-chain data for Ribbon Finance Theta Vaults on Ethereum mainnet. The subgraph tracks vault performance metrics, fee collection, premium earnings, per-share pricing history, option trades, depositor accounts, and balance updates — enabling historical APY analysis and vault activity queries without running a full archive node. **Endpoint:** https://api.thegraph.com/subgraphs/name/ribbon-finance/ribbon-v2 **Documentation:** https://docs.ribbon.finance/developers/ribbon-subgraph **References:** - Documentation: https://docs.ribbon.finance/developers/ribbon-subgraph - GettingStarted: https://thegraph.com/legacy-explorer/subgraph/ribbon-finance/ribbon-v2 - GitHub Source: https://github.com/tomjrtsmith/ribbon_subgraph - Schema File: https://github.com/tomjrtsmith/ribbon_subgraph/blob/main/v2/schema.graphql