# HappyHorse 1.1 Reference-to-Video

HappyHorse 1.1 Reference-to-Video costs $0.056 to $0.072 per second of video on LLM API, depending on resolution (720p to 1080p).

Model ID: `happyhorse-1.1-r2v` · Alibaba · Video generation
Updated: 2026-10-13
Canonical: https://llmapi.ai/models/happyhorse-1-1-r2v/

- Per second of video: $0.056–0.072 (list $0.14–0.18)
- Generates from: Reference
- Resolutions: 720p–1080p

## Pricing

Lowest price among 2 providers, after discounts.

| Price | Amount | Per |
| --- | --- | --- |
| 720p | $0.056 (list $0.14) | per second |
| 1080p | $0.072 (list $0.18) | per second |

**Volume pricing.** At higher monthly volume, HappyHorse 1.1 Reference-to-Video may cost less. Book a call and sales will quote a price for your usage. [Book a call with sales](https://meetings.hubspot.com/julia-andriienko/llmapi) or [Create an account first](https://app.llmapi.ai/signup).

## Providers

Prices after each provider’s discount; the lowest in bold.

| Provider | Per second |
| --- | --- |
| [Alibaba Cloud](https://llmapi.ai/providers/alibaba-cloud/) (−60%) | **$0.056–0.072** |
| [fal.ai](https://llmapi.ai/providers/fal-ai/) | $0.14–0.18 |

## Specifications

- Generates from: Reference
- Resolutions: 720p, 1080p

## Call HappyHorse 1.1 Reference-to-Video

### Videos (`POST /v1/videos`)

Video jobs run in the background: create one, poll it, then download the file.

```python
import os
import time

from openai import OpenAI

client = OpenAI(
    base_url="https://api.llmapi.ai/v1",
    api_key=os.environ["LLMAPI_KEY"],
)

video = client.videos.create(
    model="happyhorse-1.1-r2v",
    prompt="This paper boat drifts down a rainy street",
    extra_body={"image_list": "https://llmapi.ai/samples/paper-boat.jpg"},
)
while video.status in ("queued", "in_progress"):
    time.sleep(10)
    video = client.videos.retrieve(video.id)
if video.status == "failed":
    raise RuntimeError(video.error)
client.videos.download_content(video.id).write_to_file("video.mp4")
```

Docs: [Videos docs](https://docs.llmapi.ai/api/v1/videos)

## More from Alibaba

- [WAN 2.7 Image-to-Video](https://llmapi.ai/models/wan2-7-i2v/): $0.13 per second
- [WAN 2.7 Text-to-Video](https://llmapi.ai/models/wan2-7-t2v/): $0.13 per second
- [WAN 2.6 Image-to-Video](https://llmapi.ai/models/wan2-6-i2v/): $0.13 per second

Prices synced 2026-11-09.

Next step: [Get API key](https://app.llmapi.ai/signup)