> For the complete documentation index, see [llms.txt](https://docs.vaultcraft.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.vaultcraft.io/products/vaultcraft-vci-and-sdk/sdk/developer-docs.md).

# Developer Docs

The VaultCraft SDK is written in TypeScript and utilizes Viem for all contract interactions. The SDK is divided into multiple classes, each of which can be integrated individually based on its specific use case.