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AI video model
HappyHorse
HappyHorse

HappyHorse 1.0

HappyHorse 1.0 / Workflows — The currently available workflows are prompt-only video, one-image video, and reference video with 2 to 9 images. Editing an existing video is currently unavailable on this page.

Workflows
Text, single image, and 2–9 image reference
Credit cost
84–720 credits / request
Prompt limit
2,500 with Chinese; 5,000 otherwise; over-limit requests are rejected before charging
Upload limit
1 / 2–9 · JPG/PNG/WebP · 10 MB
HappyHorse 1.0 / Workflows — The currently available workflows are prompt-only video, one-image video, and reference video with 2 to 9 images.
HappyHorse 1.0 / Upload limit — Use exactly 1 image for image-to-video or 2 to 9 images for reference video. Images must be JPEG, PNG, or WebP and no larger than 10 MB; single-image mode requires both dimensions to be at least 300 px, while reference mode requires the shortest side to be at least 400 px.
HappyHorse 1.0 / Credit cost — 720p costs 28 credits per output second and 1080p costs 48 credits per output second. A 3 to 15 second request therefore costs 84 to 720 credits.
HappyHorse 1.0 / Upload limit / Asynchronous task — Editing an existing video is currently unavailable on this page.
30-second overview
HappyHorse
28 / 48 credits per output second
What it does best
HappyHorse 1.0 / Workflows — HappyHorse 1.0 on Kyeo supports text-to-video, single-image animation, and multi-image reference video from one model page.
Best for
HappyHorse 1.0 — The currently available workflows are prompt-only video, one-image video, and reference video with 2 to 9 images.
Popular searches
How do I use HappyHorse 1.0?How many credits does HappyHorse 1.0 cost?How does HappyHorse 1.0 text-to-video work?

At a glance

What is this model like?

Choose 720p or 1080p and a 3 to 15 second duration. Aspect ratio is available for text-to-video and multi-image reference video; the prompt is optional only in single-image mode. Use exactly 1 image for image-to-video or 2 to 9 images for reference video. Images must be JPEG, PNG, or WebP and no larger than 10 MB; single-image mode requires both dimensions to be at least 300 px, while reference mode requires the shortest side to be at least 400 px.

What it does best
HappyHorse 1.0 / Workflows — HappyHorse 1.0 on Kyeo supports text-to-video, single-image animation, and multi-image reference video from one model page.
Best for
HappyHorse 1.0 — The currently available workflows are prompt-only video, one-image video, and reference video with 2 to 9 images.
Why use it on Kyeo AI
HappyHorse 1.0 / Resolution / Video duration — Choose 720p or 1080p and a 3 to 15 second duration. Aspect ratio is available for text-to-video and multi-image reference video; the prompt is optional only in single-image mode.

Key facts

Quickly assess whether this model fits your use case.

Category
AI video model
Vendor
HappyHorse
Model family
HappyHorse
Workflows
Text, single image, and 2–9 image reference
Runtime
Asynchronous task
Prompt limit
Chinese present: 2,500; otherwise: 5,000; rejected before charge
Upload limit
1 image or 2–9 images; video upload unavailable

Also known as

The same model may appear under different names across documentation and community discussions; this list keeps them easy to search and compare.

HappyHorse 1 0

Common questions

These practical questions focus on the task, input conditions, and result requirements you should confirm before choosing.

How do I use HappyHorse 1.0?
How many credits does HappyHorse 1.0 cost?
How does HappyHorse 1.0 text-to-video work?
How can I animate one image with HappyHorse 1.0?
How do multi-image references work in HappyHorse 1.0?

Selection guide

Use these decision points when choosing a model.

1
Choose it when the asset strategy is still open

Choose it when the asset strategy is still open — HappyHorse 1.0 on Kyeo supports text-to-video, single-image animation, and multi-image reference video from one model page.

2
Compare specialist models for deeper control

Compare specialist models for deeper control — Choose 720p or 1080p and a 3 to 15 second duration. Aspect ratio is available for text-to-video and multi-image reference video; the prompt is optional only in single-image mode.

3
Workflows

Workflows — The currently available workflows are prompt-only video, one-image video, and reference video with 2 to 9 images. 720p costs 28 credits per output second and 1080p costs 48 credits per output second. A 3 to 15 second request therefore costs 84 to 720 credits.

Popular comparisons

Compare common alternatives on the same task to clarify differences in inputs, controls, and cost.

How does HappyHorse 1.0 differ from Wan 2.7 Video?
HappyHorse 1.0 vs Wan 2.7 Video for reference-driven clips
How does HappyHorse 1.0 compare with Kling 3.0?
HappyHorse 1.0 vs Kling 3.0 for camera control
What separates HappyHorse 1.0 from Seedance 2.0?
HappyHorse 1.0 vs Seedance 2.0 for multi-asset workflows

Model comparison

Compare the current model with alternatives at a glance.

Workflows
HappyHorse 1.0
Workflows — Text, single image, and 2–9 image reference
Wan 2.7 Video
Text / first or first-last frame / continuation / video edit
Kling 3.0
Text / 1-2 images
Output duration
HappyHorse 1.0
Output duration — 3-15 seconds, integer
Wan 2.7 Video
5 / 10 / 15 seconds; video edit up to 10
Kling 3.0
3-15 seconds
Output tiers
HappyHorse 1.0
Output tiers — 720p / 1080p
Wan 2.7 Video
720p / 1080p
Kling 3.0
std 720p / pro 1080p
Kyeo billing
HappyHorse 1.0
Kyeo billing — 28 / 48 credits per second at 720p / 1080p
Wan 2.7 Video
Resolution and duration based
Kling 3.0
Mode, audio, and per-second based
Distinct controls
HappyHorse 1.0
Distinct controls — Choose 720p or 1080p and a 3 to 15 second duration. Aspect ratio is available for text-to-video and multi-image reference video; the prompt is optional only in single-image mode.
Wan 2.7 Video
Negative prompt, prompt expansion, watermark, and edit audio
Kling 3.0
Single/multi-shot control and generated-audio toggle

Practical usage insights

Practical guidance based on public sources, current on-site limits, and representative tasks.

Workflows

Workflows / HappyHorse 1.0 — The currently available workflows are prompt-only video, one-image video, and reference video with 2 to 9 images.

Upload limit

Upload limit / HappyHorse 1.0 — Use exactly 1 image for image-to-video or 2 to 9 images for reference video. Images must be JPEG, PNG, or WebP and no larger than 10 MB; single-image mode requires both dimensions to be at least 300 px, while reference mode requires the shortest side to be at least 400 px.

Capabilities

Workflows

Workflows — The currently available workflows are prompt-only video, one-image video, and reference video with 2 to 9 images.

Resolution / Video duration

Resolution / Video duration — Choose 720p or 1080p and a 3 to 15 second duration. Aspect ratio is available for text-to-video and multi-image reference video; the prompt is optional only in single-image mode.

Credit cost

Credit cost — 720p costs 28 credits per output second and 1080p costs 48 credits per output second. A 3 to 15 second request therefore costs 84 to 720 credits.

Use cases

Text-first short-film drafts

Text-first short-film drafts — HappyHorse 1.0 on Kyeo supports text-to-video, single-image animation, and multi-image reference video from one model page.

Still-image animation

Still-image animation — Use exactly 1 image for image-to-video or 2 to 9 images for reference video. Images must be JPEG, PNG, or WebP and no larger than 10 MB; single-image mode requires both dimensions to be at least 300 px, while reference mode requires the shortest side to be at least 400 px.

Reference-led generation and clip variants

Reference-led generation and clip variants — The currently available workflows are prompt-only video, one-image video, and reference video with 2 to 9 images.

Prompt tips

Assign each asset a clear role

Assign each asset a clear role / HappyHorse 1.0 — Choose 720p or 1080p and a 3 to 15 second duration. Aspect ratio is available for text-to-video and multi-image reference video; the prompt is optional only in single-image mode.

Reference images by order

Reference images by order / HappyHorse 1.0 — Use exactly 1 image for image-to-video or 2 to 9 images for reference video. Images must be JPEG, PNG, or WebP and no larger than 10 MB; single-image mode requires both dimensions to be at least 300 px, while reference mode requires the shortest side to be at least 400 px.

Resolution / Video duration

Resolution / Video duration / HappyHorse 1.0 — Choose 720p or 1080p and a 3 to 15 second duration. Aspect ratio is available for text-to-video and multi-image reference video; the prompt is optional only in single-image mode.

Why choose it

Workflows — HappyHorse 1.0 on Kyeo supports text-to-video, single-image animation, and multi-image reference video from one model page.
HappyHorse 1.0 · Resolution / Video duration — Choose 720p or 1080p and a 3 to 15 second duration. Aspect ratio is available for text-to-video and multi-image reference video; the prompt is optional only in single-image mode.
Credit cost / HappyHorse 1.0 — 720p costs 28 credits per output second and 1080p costs 48 credits per output second. A 3 to 15 second request therefore costs 84 to 720 credits.

What to know first

HappyHorse 1.0 / Asynchronous task — Editing an existing video is currently unavailable on this page.
HappyHorse 1.0 / Prompt limit — Chinese present: 2,500; otherwise: 5,000; rejected before charge
HappyHorse 1.0 / Upload limit / Asynchronous task — Use exactly 1 image for image-to-video or 2 to 9 images for reference video. Images must be JPEG, PNG, or WebP and no larger than 10 MB; single-image mode requires both dimensions to be at least 300 px, while reference mode requires the shortest side to be at least 400 px.

Adjustable parameters

Quickly assess whether this model fits your use case.

Resolution
resolution
Optional
Parameter type: select
Default: 1080p
720p
1080p
Aspect ratio
aspect_ratio
Optional
Parameter type: select
Default: 16:9
16:9
9:16
1:1
4:3
3:4
Video duration
duration
Optional
Parameter type: number
Default: 5
Range 3 - 15
Random seed
seed
Optional
Parameter type: number
Default: 0
Range 0 - 2147483647

Credit usage

28 / 48 credits per output second

720p costs 28 credits per output second and 1080p costs 48 credits per output second. A 3 to 15 second request therefore costs 84 to 720 credits.

Budget tip

Before batch generation, run an A/B test with the same assets across the current model and alternatives to validate quality and avoid wasting credits.

FAQ

Related models

Compare these similar candidates before deciding.

Wan 2.7 Video

Wan 2.7 supports text-to-video, first-frame or first-and-last-frame image-to-video, and video editing. It currently offers 720p and 1080p, so compare media requirements, duration, framing, and estimated credits together.

AI video model
16 credits/second at 720p; 24 credits/second at 1080p

Kling 3.0

Review Kling 3.0 on Kyeo AI: 3–15 seconds, single-shot or up to 5 multi-shots, first/last frames, sound, and std/pro/4k per-second rates. A fit for specifying first and last frames or splitting a 3–15-second concept into up to 5 short shots. Character consistency, lip sync, text, sound, and shot continuity still require review of the actual result.

AI video model
42–1005 credits / request

Seedance 2.0

Seedance 2.0 / Capabilities — Text accepts no media; frames requires a first frame and allows a last frame; reference requires a prompt and at least one image, video, or audio reference. Reference media cannot be sent with endpoint-frame fields. Seedance 2.0 supports three mutually exclusive text, frame, and multimodal-reference scenes. The current callable output set is 720p, 1080p, and 4K for 4–15 seconds; video-reference requests are available only at 1080p or 4K because those are the current priced combinations. 164–3,840 credits per request

AI video model
164–3,840 credits per request

Sources

Content is based on model documentation, feature references, and the settings available on Kyeo AI.

Source note

HappyHorse 1.0 on Kyeo supports text-to-video, single-image animation, and multi-image reference video from one model page. The currently available workflows are prompt-only video, one-image video, and reference video with 2 to 9 images. Use exactly 1 image for image-to-video or 2 to 9 images for reference video. Images must be JPEG, PNG, or WebP and no larger than 10 MB; single-image mode requires both dimensions to be at least 300 px, while reference mode requires the shortest side to be at least 400 px. Choose 720p or 1080p and a 3 to 15 second duration. Aspect ratio is available for text-to-video and multi-image reference video; the prompt is optional only in single-image mode. Chinese present: 2,500; otherwise: 5,000; rejected before charge. 720p costs 28 credits per output second and 1080p costs 48 credits per output second. A 3 to 15 second request therefore costs 84 to 720 credits. Editing an existing video is currently unavailable on this page.

Last updated: 2026-08-27
HappyHorse 1.0 — Kyeo AI capability and pricing review
Review