---
title: "Cost Purge"
method: POST
path: "/cost/purge"
tags: ["Costs"]
---

# Cost Purge

`POST /cost/purge`

## Request body

- CostPurgeReq
  - `project_id` string, required
  - `query` Query, required
    - `$expr` union, required
      - AndOperation — Logical AND. All conditions must evaluate to true. Example:
        - `$and` union[], required
          - union
            - unknown
            - unknown
            - unknown
            - AndOperation — recursive
            - unknown
            - unknown
            - unknown
            - unknown
            - unknown
            - unknown
            - unknown
            - unknown
            - unknown
      - unknown
      - unknown
      - unknown
      - unknown
      - unknown
      - unknown
      - unknown
      - unknown
      - unknown

## Response `200`

Successful Response

- CostPurgeRes

## Other responses

- `422` — Validation Error

---

[API](https://skmtc.net/wandb/apis/serverless-training.md) · [All operations](https://skmtc.net/wandb/apis/serverless-training/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/wandb/serverless-training/revisions/8d8d96fc0fd3/schema)