> For the complete documentation index, see [llms.txt](https://docs.bifrostnetwork.com/bifrost-network/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.bifrostnetwork.com/bifrost-network/developer-documentations/cross-chain-transaction-and-oracle-api.md).

# Cross-Chain Transaction and Oracle API

- [Price Oracle Contract API](https://docs.bifrostnetwork.com/bifrost-network/developer-documentations/cross-chain-transaction-and-oracle-api/price-oracle-contract-api.md)
- [Socket Contract API](https://docs.bifrostnetwork.com/bifrost-network/developer-documentations/cross-chain-transaction-and-oracle-api/socket-contract-api.md)