---
title: "molmo2-video-captioner (balanced)"
method: POST
path: "/api/v1/molmo2-video-captioner"
tags: ["LLM / Multimodal"]
---

# molmo2-video-captioner (balanced)

`POST /api/v1/molmo2-video-captioner`

## Request

- Base URL: `https://api.muapi.ai`
- URL: `https://api.muapi.ai/api/v1/molmo2-video-captioner`
- Auth: one of:
  - API key in header `x-api-key`
  - OAuth 2 (client credentials, token URL `https://api.muapi.ai/oauth/token`)

Generate detailed captions from a video with temporal actions, scene changes, objects, and visual context. Input: video_url and detail_level (low, medium, or high). Output: text caption. Use for: video captioning, accessibility descriptions, content summaries, and visual QA.

## Query parameters

- `webhook` string
- `team_id` integer, nullable

## Headers

- `x-api-key` string
- `x-embed-code` string, nullable
- `x-agent-embed-code` string, nullable
- `x-whitelabel-studio` string, nullable
- `authorization` string, nullable

## Request body

- Molmo2VideoCaptionerRequest
  - `video_url` string, uri, required
  - `detail_level` 'low' | 'medium' | 'high'
  - `webhook_url` string, uri, nullable

## Response `200`

Successful Response

- unknown

## Other responses

- `422`: Validation Error

---

[API](https://skmtc.dev/muapi/apis/muapi-api.md) · [All operations](https://skmtc.dev/muapi/apis/muapi-api/llms.txt) · [OpenAPI document](https://skmtc.dev/muapi/apis/muapi-api/revisions/e4b7374381e5?raw)