# Update Project Offering.

Updates a Project Offering's name and billing model, if provided. The ability to modify a Project Offering is limited, once the parent Project status has been moved beyond Awaiting Start.

Endpoint: PATCH /v1/projects/{project_id}/offerings/{id}
Version: v1
Security: ApiKey

## Path parameters:

  - `id` (string, required)
    ID of the Project Offering.

  - `project_id` (string, required)
    The ID of the Project, to which this Project Offering belongs.

## Request fields (application/json-patch+json):

  - `name` (string,null)
    The new name for the Project Offering.

  - `billing_model` (object,null)
    The new Billing Model for the Project Offering. This cannot be updated for a project offering that is In Progress

  - `billing_model_options` (object,null)
    Additional Billing Model configuration for the Project Offering.

## Response 400 fields (application/json):

  - `type` (string)
    RFC reference for the error type

  - `title` (string)
    Human-readable summary of the error

  - `status` (integer)
    HTTP status code

  - `errors` (array)
    Detailed error messages for each validation failure

  - `trace_id` (string)
    Trace identifier for debugging


## Response 200 fields