Sonilo modelsvideo generation api

sonilo/1.1/video-to-video-sound-effects

Name: V1.1 Video to Video Sound Effects
Author: Sonilo

1.1 Video To Video Sound Effects by Sonilo - AI-powered video editing and transformation. Apply style transfer, motion control, lip-sync, and visual effects to existing videos with natural language instructions.

Input

Prompt(string)

Optional. Describe the kind of sound you want; it steers the generated audio for every scene. Leave empty to caption the video automatically.

Video Url(string)

The video to add sound to (public URL, or upload a file). The generated audio matches the video's length.

Audio Format(string)

Format of the returned audio file: aac (default), mp3, wav, or flac. (The video with sound is always AAC.) Allowed values: wav, mp3, aac, flac.

Segments(array)

Optional. Split the video into time ranges, each with its own sound description. Leave empty to split into scenes automatically.

Idle

Example output — click Run to generate your own

Production endpoint

Send your first request

OpenAI-compatible endpoint with unified authentication and usage tracking.

POSThttps://api.sandbase.ai/v1/run

Model IDsonilo/1.1/video-to-video-sound-effects

Input Schema

4 parameters · 1 required · 3 optional

Parameter	Type	Required	Description
`prompt`	string	Required	Optional. Describe the kind of sound you want; it steers the generated audio for every scene. Leave empty to caption the video automatically.
`video`	string	Optional	The video to add sound to (public URL, or upload a file). The generated audio matches the video's length.
`segments`	object[]	Optional	Optional. Split the video into time ranges, each with its own sound description. Leave empty to split into scenes automatically.
`audio_format`	string	Optional	Format of the returned audio file: aac (default), mp3, wav, or flac. (The video with sound is always AAC.) · Options: wav, mp3, aac, flac · Default: "aac" wavmp3aacflac

Output Schema

Field	Type	Description
`id`	string	Unique identifier for the generation task
`status`	string	Task status: pending, running, completed, failed, timeout
`model`	string	Model used for the generation
`outputs`	array	Array of output items
`outputs[].url`	string	URL of the generated artifact
`outputs[].content_type`	string	MIME type (e.g. image/png, video/mp4)
`error`	object \| null	Error details if failed, null on success
`error.type`	string	Machine-readable error type code
`error.message`	string	Human-readable error description

Async Workflow

This model uses asynchronous execution. Submit a request and poll for the result.

Submit — POST to /v1/run, receive an id
Poll — GET /v1/run/{id} until status is completed, failed, or timeout
Retrieve — Read outputs from the completed response

Code Examples

Ready-to-run snippets

# Step 1: Submit
curl -X POST https://api.sandbase.ai/v1/run \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -d '{
  "model": "sonilo/1.1/video-to-video-sound-effects",
  "video": "https://storage.googleapis.com/falserverless/model_tests/video_models/mmaudio_input.mp4",
  "audio_format": "aac",
  "prompt": "a beautiful sunset over mountains"
}'

# Step 2: Poll result (replace <id>)
curl https://api.sandbase.ai/v1/run/<id> \
  -H "Authorization: Bearer YOUR_API_KEY"

← Back to V1.1 Video to Video Sound Effects

API README

PRICED DRAFT — MANUAL REVIEW REQUIRED exact_model_mode: sonilo/v1.1/video-to-video-sound-effects original_unit: Your request will cost $0.009 per second of output and per sample. method: per-output-second price; output follows source video duration result_base_price: 0.009 result_price_formula: media_length(params.video) * 0.009 review_status: pending; model remains disabled checked_at: 2026-08-16