VidScore
AI Video ModelsAI Video LeaderboardCompareBest ForCalculatorBlog
View Leaderboard
VidScore

The source of truth for AI video. Objective benchmarks, transparent data.

Platform
  • Leaderboard
  • Models
  • Compare
  • Tools
  • Cost Calculator
Resources
  • Best For Guides
  • Blog
  • Methodology
  • Editorial Policy
About

Objective benchmarks and transparent data for AI video generation. Rankings refreshed weekly.

Read our methodologyRead our editorial policy

© 2026 VidScore. Data updated April 2026.

  1. Home
  2. Models
  3. SkyReels V4

SkyReels V4

audio-syncinpaintingvideo-editing

Skywork AI (Kunlun) · Dual-Stream Multimodal Diffusion Transformer (MMDiT) · v4.0pendingStill verifying this price

Built for audio sync and inpainting. Reasonable for serious production work.

$0.12/sec

published price via SkyReels Official API at Up to 1080p, not yet in the verified comparison set

Ceiling

1080p

Duration

3–15s

Price source

SkyReels Official API

Text-to-VideoImage-to-VideoAudioCameraMulti-ShotLipsyncV2V

Best for

Audio sync and inpainting

Native audio, 15s clips, and multi-shot generation support short narrative work.

Watch out for

V4 weights, runnable inference code, and license terms are not verified for self-hosting

V4 weights, runnable inference code, and license terms are not verified for self-hosting

Starting cost

$0.120/sec

About $0.60 for a 5-second clip at the clearest published starting tier.

Quick facts for AI assistants

Citation-ready model facts

These facts are generated from the current model record, provider verification metadata, and the page update timestamp.

Canonical URL
https://vidscore.dev/models/skyreels-v4
Current verdict
Built for audio sync and inpainting. Reasonable for serious production work.
Verified pricing
Published $0.12/sec via SkyReels Official API, not yet admitted to verified comparisons
Provider evidence
SkyReels Official API (Reported)
Best fit
audio-sync, inpainting, video-editing
Primary limitation
V4 weights, runnable inference code, and license terms are not verified for self-hosting
Last updated
2026-04-18

Pricing

The default rate first, with provider details one click away.

1 providers, 3 tiers

$0.120/sec

Published rate on SkyReels Official API · Up to 1080p

Not in the verified comparison set yet.

Audio: $0.120/sec

All provider rates

Expand for every tier, audio surcharge, and verification note.

1 providersexpand_more
SkyReels Official APICheapest floor

V4 · Reported by provider · MEDIUM trust

Open provideropen_in_new
Text-to-VideoUp to 1080pAudio
$0.120/s
Text-to-VideoUp to 1080p
$0.140/s
Image-to-VideoUp to 1080pAudio
$0.120/s
Checked 2026-04-18

Should you choose it?

Why pick SkyReels V4, and why pass?

Use this as a sanity check before you compare it against the closest alternatives.

thumb_upWhy choose it

  • Public technical report describes joint video-audio generation, inpainting, and editing in one architecture
  • Supports text, images, video clips, masks, and audio references according to the arXiv report
  • Reported output ceiling: up to 1080p, 32fps, and 15 seconds with synchronized audio
  • Field reviews report strong audio-video timing and lip-sync, with some drift after 12-13 seconds
  • Useful for short audio-synced explainers, product loops, and multimodal editing workflows

infoWhy skip it

  • V4 weights, runnable inference code, and license terms are not verified for self-hosting
  • Official pricing page requires JavaScript; $0.12/sec API rate is kept as reported, not independently rate-card verified
  • API access is limited/invite-heavy and docs appear early as of April 2026
  • 15-second max duration caps narrative workflows
  • Text legibility inside generated scenes is unreliable in third-party tests

Quick facts

Keep the key specs and next jumps close

Resolution
720p, 1080p
Duration
3–15s
Audio
Native
Open source
No

Jump links

PricingComparePrompt guideFAQ

Quick links

open_in_newTry on SkyReels Official APIcalculateCost CalculatorleaderboardLeaderboard

Prompt playbook

auto_fix_highStart with these three moves

Scan the quick playbook first. Open the full guide only when you need deeper do/don't rules or example prompts.

  1. 1

    Use concrete verbs for motion and audio sync — 'steam curls,' 'neon flickers,' 'door slams.' Verbs give the model rhythmic beats to synchronize audio against.

  2. 2

    Add sonic anchors to prompts — include audio cues like 'snare on 3,' 'vinyl crackle,' 'crowd cheer on cut' for more rhythmically aligned output.

  3. 3

    Combine multi-modal inputs — upload a reference image of a person, provide an audio sample of footsteps on gravel, and prompt 'walking through a forest at dawn' for maximum control.

Open the full prompt guide

Extra prompt tips, best practices, common mistakes, and example prompts.

expand_more

More tips

  1. 4Keep inpainting masks small — large moving masks can wobble around frame 20-30. Feathering mask edges helps maintain temporal consistency.
  2. 5Shoot source material slightly wider than needed — V4 uses extra frame space to simulate camera movement without stretching details.
  3. 6Use early previews for fast iteration — rough previews let you reject bad takes in under a minute instead of waiting for full renders, saving 20-25 minutes per batch of six variations.

✓ Do this

  • Structure prompts as: Scene description + Camera movement + Subject action + Audio cues + Style/mood
  • For video inpainting, provide a binary mask and describe only the change — V4 preserves unmasked regions automatically
  • For audio-guided generation, provide a short reference clip (5-10s) to condition the audio branch on a specific sound profile
  • Text prompts work as a 'fast sketch' — start broad ('overhead desk shot, notebook pages turning, warm morning light') then refine with specific details like paper grain and shutter feel
  • Leverage storyboard integration for multi-shot sequences — provide a visual storyboard alongside text for complex multi-modal conditioning

✗ Avoid this

  • 15-second max duration restricts long-form narrative — competitors like Kling v3 also cap at 15s but some models offer 30-60s
  • Text rendering inside scenes is weak — avoid prompts requiring legible text on signs, screens, or UI elements
  • API access remains invite-heavy with limited documentation as of April 2026
  • Large inpainting masks can cause temporal wobble — regeneration may affect unintended frame areas
  • Weights not yet publicly released despite open-source commitment — V1-V3 weights are on HuggingFace but V4 is still pending

Example prompts

Ambient / Lifestyle

“Overhead desk shot, notebook pages turning slowly, warm morning light streaming through blinds. Paper grain visible, soft shutter-click feel. The quiet scratch of a fountain pen writing, distant traffic hum.”

Cinematic / Urban

“Wide tracking shot through a neon-lit Tokyo alley at night. Rain falling steadily, puddles reflecting pink and blue neon. A figure in a black jacket walks away from camera. Sound: rain hitting pavement, distant bass from a club, footsteps splashing.”

Product / Food

“Close-up of hands kneading bread dough on a floured wooden surface. Camera slowly pulls back to reveal a rustic kitchen. Audio: dough slapping rhythmically, oven humming, birds outside a window.”

Based on the official prompt guide →

FAQexpand_more

How much does SkyReels V4 cost?

SkyReels V4 currently has a published rate of $0.12/sec on SkyReels Official API (Up to 1080p), but VidScore has not admitted that quote into the verified comparison set yet. A 5-second video at that tier costs about $0.60.

Where can I use SkyReels V4?

Via API on SkyReels Official API.

How do I get good results with SkyReels V4?

Use concrete verbs for motion and audio sync — 'steam curls,' 'neon flickers,' 'door slams.' Verbs give the model rhythmic beats to synchronize audio against. See the prompt guide below.