# Budget - Phases

Manage multiple budget versions (estimate, working, actual, committed).  
Create rollup phases to auto-calculate variances.  
Each phase supports its own currency.  
Reference by name (e.g., `"estimate"`) with `idMode=user`.


## List budget phases

 - [GET /projects/{projectId}/budget/phases](https://docs.saturation.io/openapi/budget-phases/listbudgetphases.md): Retrieve all budget phases for a project

## Create budget phase

 - [POST /projects/{projectId}/budget/phases](https://docs.saturation.io/openapi/budget-phases/createbudgetphase.md): Create a new budget phase for a project

## Get budget phase

 - [GET /projects/{projectId}/budget/phases/{phaseId}](https://docs.saturation.io/openapi/budget-phases/getbudgetphase.md): Retrieve a specific budget phase

## Update budget phase

 - [PUT /projects/{projectId}/budget/phases/{phaseId}](https://docs.saturation.io/openapi/budget-phases/updatebudgetphase.md): Update an existing budget phase

## Delete budget phase

 - [DELETE /projects/{projectId}/budget/phases/{phaseId}](https://docs.saturation.io/openapi/budget-phases/deletebudgetphase.md): Delete a budget phase from a project