---
title: "Preview a silence removal plan"
method: POST
path: "/projects/{projectId}/silence/plan"
tags: ["Timeline Editing"]
---

# Preview a silence removal plan

`POST /projects/{projectId}/silence/plan`

## Request

- Base URL: `https://blitzreels.com/api/v1`
- URL: `https://blitzreels.com/api/v1/projects/{projectId}/silence/plan`
- Auth: API key in header `Authorization`

Preview a silence removal plan.

## Path parameters

- `projectId` string, required

## Request body

- object
  - `timeline_item_id` string, required
  - `strategy` 'audio' | 'caption-gaps'
  - `padding_ms` number
  - `silence_threshold_db` number
  - `min_silence_duration_seconds` number
  - `remove_blips_max_duration_seconds` number
  - `use_caption_validation` boolean

## Response `200`

Successful response

- union
  - object
    - `job_id` string, required
    - `status` 'queued', required
    - `status_url` string, required
  - object
    - `timelineItemId` string, required
    - `strategy` 'caption-gaps', required
    - `segments` object[], required
      - `timelineItemId` string, required
      - `label` string, required
      - `type` 'silence', required
      - `trimStartSeconds` number, required
      - `trimEndSeconds` number, required
      - `durationSeconds` number, required
    - `silentSegmentIndices` number[], required
    - `summary` object, required
      - `analyzedCount` number, required
      - `silenceCount` number, required
      - `cutDurationSeconds` number, required

## Other responses

- `400`: Invalid input data
- `401`: Authorization not provided
- `403`: Insufficient access
- `500`: Internal server error

---

[API](https://skmtc.dev/blitzreels/apis/blitzreels-api.md) · [All operations](https://skmtc.dev/blitzreels/apis/blitzreels-api/llms.txt) · [OpenAPI document](https://skmtc.dev/blitzreels/apis/blitzreels-api/revisions/35608b12471d?raw)