---
title: "Call End"
method: POST
path: "/call/end"
tags: ["Calls"]
---

# Call End

`POST /call/end`

## 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/call/end`
- Auth: none declared

## Request body

- CallEndReq
  - `end` EndedCallSchemaForInsert, required
    - `project_id` string, required
    - `id` string, required
    - `trace_id` string, nullable
    - `is_eval` boolean, nullable
    - `ended_at` string, date-time, required
    - `started_at` string, date-time, nullable
    - `exception` string, nullable
    - `output` unknown
    - `summary` SummaryInsertMap, required
      - `usage` object
      - `status_counts` object
    - `wb_run_step_end` integer, nullable

## Response `200`

Successful Response

- CallEndRes

## Other responses

- `422`: Validation Error

## Changes

- **2026-10-16** `dd89fadfe4e4`: 8 info
  - the endpoint scheme security `HTTPBasic` was removed from the API
  - added the new optional request property `end/is_eval`
  - added the new optional request property `end/started_at`
  - added the new optional request property `end/summary/usage/additionalProperties/cache_creation_input_tokens`
  - …4 more
- **2025-11-05** `f4a10b6a2e6d`: 1 info
  - added the new optional request property `end/wb_run_step_end`

[Operation history](https://skmtc.dev/wandb/apis/weights-biases-weave-stainless-api/changes/call/end/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)