---
title: "Restart a backfill job"
method: POST
path: "/v1/platform/ops/backfills/restart"
tags: ["backfills"]
---

# Restart a backfill job

`POST /v1/platform/ops/backfills/restart`

Deletes the backfill job record, causing the backfill to restart from the beginning on the next cron tick. Requires instance admin access.

## Request body

- BackfillsRestartBackfillRequest
  - `backfill_name` string

## Response `200`

Backfill restarted

- object

## Other responses

- `400` — Bad request
- `403` — Forbidden
- `404` — Backfill not found
- `500` — Internal server error

---

[API](https://skmtc.net/langchain-ai/apis/langsmith.md) · [All operations](https://skmtc.net/langchain-ai/apis/langsmith/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/langchain-ai/langsmith/revisions/a0acb3a6a101/schema)