HappyHorse 1.1

Unified HappyHorse 1.1 video model. Routes to text-to-video, image-to-video, or reference-to-video with up to 9 reference images based on the inputs you provide.

Added Jun 22, 2026

Details

Starting Price
From $0.420 per video
Model type
both

Final price depends on the selected settings and is shown before generation.

Settings

Generation controls available for this model.

Output Format

up to 1,080p
Square
Portrait
Landscape

Default Duration

5

13 duration options

Aspect Ratio

Select

Default

16:9

Options (5)

16:9 (Landscape), 9:16 (Portrait), 1:1 (Square), 4:3 +1 more

Used for text-only generations and optional for reference flows.

Duration

Select

Default

5

Options (13)

3 seconds, 4 seconds, 5 seconds, 6 seconds +9 more

3-15 seconds

Mode

Select

Default

auto

Options (2)

Auto-detect, Reference to Video

Auto-detect uses your uploads. Multiple reference images route to reference-to-video.

Prompt Expansion

Select

Default

true

Options (2)

true, false

Use AI to expand your prompt

Resolution

Select

Default

720p

Options (2)

720p, 1080p

Output resolution

Benchmarks

Human preference benchmarks sourced from Artificial Analysis.

Text to Video

#10 / 32

ELO

1042.0

Appearances

5,043

95% CI

-10/10

Image to Video

#10 / 77

ELO

1314.0

Appearances

5,734

95% CI

-10/10

Release Date 2026-06 · Matched as HappyHorse-1.1

Artificial Analysis API

Examples

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