# CronCat SDK Mod This package contains some helpful errors and response type for query contracts, which are used for making CronCat tasks with queries. The SDK Mod package is used in [Balances](https://github.com/CronCats/cw-croncat/tree/beta/split-0.0.0/contracts/mod-balances), [NFT](https://github.com/CronCats/cw-croncat/tree/beta/split-0.0.0/contracts/mod-nft), [DAO](https://github.com/CronCats/cw-croncat/tree/beta/split-0.0.0/contracts/mod-dao) and [Generic](https://github.com/CronCats/cw-croncat/tree/beta/split-0.0.0/contracts/mod-generic) query contracts.