---
title: "Preview or apply text animation preset keyframes to a timeline track"
method: POST
path: "/api/video/text-animations"
tags: ["video", "motion"]
---

# Preview or apply text animation preset keyframes to a timeline track

`POST /api/video/text-animations`

## Request body

- object
  - `action` 'preview' | 'apply'
  - `presetId` string, required
  - `startMs` number
  - `durationMs` number
  - `intensity` number
  - `projectId` string
  - `trackId` string

## Response `200`

Preview keyframes payload

## Other responses

- `201` — Preset applied to timeline
- `400` — Validation error
- `404` — Preset or timeline project not found

---

[API](https://skmtc.net/memesio/apis/memesio-api-contracts.md) · [All operations](https://skmtc.net/memesio/apis/memesio-api-contracts/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/memesio/memesio-api-contracts/revisions/826e6edbf294/schema)