---
title: "Cancel Index Sync"
method: POST
path: "/api/v1/indexes/{index_id}/sync/cancel"
tags: ["Indexes"]
---

# Cancel Index Sync

`POST /api/v1/indexes/{index_id}/sync/cancel`

## Request

- Base URL: `https://api.cloud.llamaindex.ai` (the document declares no server; this is the origin it was published from)
- URL: `https://api.cloud.llamaindex.ai/api/v1/indexes/{index_id}/sync/cancel`
- Auth: HTTP bearer

Cancel the running sync for an index. Returns 409 if no sync is running.

## Path parameters

- `index_id` string, required

## Query parameters

- `project_id` string, uuid, nullable
- `organization_id` string, uuid, nullable

## Cookies

- `session` string, nullable

## Response `202`

Successful Response

- unknown

## Other responses

- `422`: Validation Error

## Changes

- **2026-10-16** `a38b684f8e1b`: 1 info
  - endpoint added

[Operation history](https://skmtc.dev/run-llama/apis/llama-platform/changes/api/v1/indexes/:index_id/sync/cancel/post.md)

---

[API](https://skmtc.dev/run-llama/apis/llama-platform.md) · [All operations](https://skmtc.dev/run-llama/apis/llama-platform/llms.txt) · [OpenAPI document](https://skmtc.dev/run-llama/apis/llama-platform/revisions/809d302cdb1e?raw)