---
title: "Calls Delete"
method: POST
path: "/calls/delete"
tags: ["Calls"]
---

# Calls Delete

`POST /calls/delete`

## Request

- Base URL: `https://trace.wandb.ai` (the document declares no server; this is the origin it was published from)
- URL: `https://trace.wandb.ai/calls/delete`
- Auth: none declared

## Request body

- CallsDeleteReq
  - `project_id` string, required
  - `call_ids` string[], required
  - `wb_user_id` string, nullable: Do not set directly. Server will automatically populate this field.

## Response `200`

Successful Response

- CallsDeleteRes
  - `num_deleted` integer, required: The number of calls deleted

## Other responses

- `422`: Validation Error

## Changes

- **2026-10-16** `dd89fadfe4e4`: 3 info
  - the endpoint scheme security `HTTPBasic` was removed from the API
  - added the optional property `detail/items/ctx` to the response with the `422` status
  - added the optional property `detail/items/input` to the response with the `422` status
- **2025-11-05** `f4a10b6a2e6d`: 1 info
  - added the required property `num_deleted` to the response with the `200` status

[Operation history](https://skmtc.dev/wandb/apis/weights-biases-weave-stainless-api/changes/calls/delete/post.md)

---

[API](https://skmtc.dev/wandb/apis/weights-biases-weave-stainless-api.md) - [All operations](https://skmtc.dev/wandb/apis/weights-biases-weave-stainless-api/llms.txt) - [OpenAPI document](https://skmtc.dev/wandb/apis/weights-biases-weave-stainless-api/revisions/f7643c49bf2e?raw)