[Home](./index.md) > [bitburner](./bitburner.md) > [CodingContract](./bitburner.codingcontract.md) ## CodingContract interface Coding Contract API **Signature:** ```typescript export interface CodingContract ``` ## Methods | Method | Description | | --- | --- | | [attempt(answer, filename, host)](./bitburner.codingcontract.attempt.md) | Attempts a coding contract, returning a reward string on success or empty string on failure. | | [createDummyContract(type)](./bitburner.codingcontract.createdummycontract.md) | Generate a dummy contract. | | [getContractType(filename, host)](./bitburner.codingcontract.getcontracttype.md) | Get the type of a coding contract. | | [getContractTypes()](./bitburner.codingcontract.getcontracttypes.md) | List all contract types. | | [getData(filename, host)](./bitburner.codingcontract.getdata.md) | Get the input data. | | [getDescription(filename, host)](./bitburner.codingcontract.getdescription.md) | Get the description. | | [getNumTriesRemaining(filename, host)](./bitburner.codingcontract.getnumtriesremaining.md) | Get the number of attempts remaining. |