# Create data type definition

`CreateDataType`

`POST /api/datatypes`

- [OpenAPI fragment](https://www.lusid.com/docs/api/lusid/endpoints/data-types/CreateDataType.json)
- [Rendered page](https://www.lusid.com/docs/api/lusid/endpoints/data-types/CreateDataType)

Create a new data type definition

Data types cannot be created in either the "default" or "system" scopes.

## Referenced schemas

- [CreateDataTypeRequest](https://www.lusid.com/docs/api/lusid/schemas/CreateDataTypeRequest.txt)
- [DataType](https://www.lusid.com/docs/api/lusid/schemas/DataType.txt)

[< Data Types](https://www.lusid.com/docs/api/lusid/endpoints/data-types/llms.txt)