# ByteDance Video Upscaler API

> Bytedance Video Upscaler upscales videos to 4K resolution with AI-powered enhancement. Supports multiple quality tiers (fast, standard, pro), frame rate interpolation to 60fps, and presets optimized for UGC, short series, AIGC, and old film restoration.

Source: https://www.sandbase.ai/models/bytedance/upscaler/video
API reference: https://www.sandbase.ai/models/bytedance/upscaler/video/docs

## Facts

- Provider: ByteDance
- Type: Video model
- Model ID: `bytedance/upscaler/video`
- Price: From $0.04 per run
- Capabilities: video to video
- Billing: pay per use from one SandBase balance; no provider account or subscription needed

## Call it

- Unified Run API: `POST https://api.sandbase.ai/v1/run`

```bash
curl -X POST https://api.sandbase.ai/v1/run \
  -H "Authorization: Bearer $SANDBASE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "model": "bytedance/upscaler/video",
  "video": "https://static.sandbase.ai/examples/bytedance/upscaler/video/input_video_0.mp4",
  "fidelity": "high",
  "target_fps": "30fps",
  "enhancement_tier": "standard",
  "target_resolution": "1080p",
  "enhancement_preset": "general"
}'
```

The response returns a run id; poll `GET https://api.sandbase.ai/v1/run/{id}` until the status is `completed` or `failed`.

## FAQ

### How do I call ByteDance Video Upscaler through SandBase?

Create a SandBase API key, then send requests with the model ID "bytedance/upscaler/video" to Unified Run API (/v1/run) at https://api.sandbase.ai. The request examples on this page show the exact payload.

### Do I need a separate ByteDance account?

No. One SandBase API key and balance gives you access to ByteDance Video Upscaler and the other models in the catalog; you do not need to sign up with ByteDance separately.

## README

### ByteDance Video Upscaler

ByteDance Video Upscaler enlarges videos to 1080p, 2K, or 4K with three enhancement tiers, optional 60fps interpolation, and presets for UGC, short drama, AI-generated, and old-film footage.

#### Fields

| Field | Type | Default | Notes |
|---|---|---|---|
| `video` | video URL, required | — | Video to upscale. |
| `enhancement_preset` | `general` / `ugc` / `short_series` / `aigc` / `old_film` | `general` | Tune restoration to the footage type. |
| `scale_ratio` | number 1.1–10 | — | Optional explicit scale factor. |
| `target_resolution` | `1080p` / `2k` / `4k` | `1080p` | Output tier; sets the rate. |
| `target_fps` | `30fps` / `60fps` | `30fps` | `60fps` interpolates frames and doubles the rate. |
| `enhancement_tier` | `fast` / `standard` / `pro` | `standard` | `fast`, `standard`, or `pro` (10× the standard rate). |
| `fidelity` | `high` / `medium` | `high` | `high` stays closer to the source. |

#### Billing

$0.0072 per second at 1080p, standard tier, 30fps. 2K is 2× and 4K is 4×; `pro` is 10×; `60fps` is 2×. Seconds are rounded up.

| Video | 1080p | 2k | 4k |
|---|---|---|---|
| 10s, standard, 30fps | $0.072 | $0.144 | $0.288 |
| 10s, standard, 60fps | $0.144 | $0.288 | $0.576 |
| 10s, pro, 30fps | $0.72 | $1.44 | $2.88 |

Failed runs are not charged.

#### Also on SandBase

Related: `bytedance/seedvr/upscale/video`, `alibaba/flashvsr`.