Flenly
Flenly
Flenly Documentation

Getting Started

Getting StartedCreating Your AccountYour First Video

Creating Videos

AI ModelsModel ComparisonChoosing a Model

Managing Your Account

AI Models

Choosing a Model

How to pick the right AI model for your video project

Choosing a Model

With 12 models to choose from, it helps to think about what matters most for your project.

By Priority

Best Quality

  • Veo 3.1 — The highest quality output, but also the most expensive. Best for hero shots and final renders where quality is everything.
  • Kling v2.6 — Excellent cinematic quality at a more moderate price point.

Best Value

  • Seedance 1.5 Pro — Starting at just 2 coins/second (480p, without audio), this is the most affordable option. Great for drafts, tests, and budget-conscious projects.
  • LTX-2 Fast — 5 coins/second at 1080p with support for videos up to 20 seconds. The best option for longer clips on a budget.

Fastest Generation

  • Veo 3.1 Fast — High quality with faster processing than standard Veo 3.1.
  • Hailuo 2.3 Fast — Quick image-to-video generation.
  • LTX-2 Fast — Fast generation with long duration support.

Best for Long Videos

  • LTX-2 Fast — Up to 20 seconds per scene.
  • Wan 2.6 I2V / T2V — Up to 15 seconds per scene.
  • Seedance 1.5 Pro — Up to 12 seconds with a flexible slider.
  • Sora 2 — Up to 12 seconds.

Best with Audio

  • Veo 3.1 / Veo 3.1 Fast — Native AI-generated audio.
  • Kling v2.6 — Native audio at a lower cost.
  • Seedance 1.5 Pro — Native audio at the lowest cost.
  • Wan 2.6 I2V / T2V — Sync with your own uploaded audio file.

Best for 4K

  • LTX-2 Fast — 4K at 20 coins/second.
  • LTX-2 Pro — 4K at 30 coins/second with enhanced quality.

Best for Visual Effects

  • PixVerse v5 — 16 built-in effects like Ghibli Live!, Vogue Walk, Muscle Surge, and more.

Image-to-Video

If you have a reference image you want to animate:

  • Wan 2.6 I2V — Full image-to-video with audio file sync.
  • Hailuo 2.3 Fast — Quick image-to-video with flat pricing.

Recommended Starting Points

Use CaseRecommended ModelWhy
First time / testingSeedance 1.5 ProCheapest, flexible duration
Social media contentVeo 3.1 FastGood quality, reasonable cost
Cinematic short filmVeo 3.1 or Kling v2.6Top-tier visual quality
Long-form contentLTX-2 FastUp to 20s, budget-friendly
Fun / creative effectsPixVerse v516 visual effects to choose from
Animating a photoWan 2.6 I2VBest image-to-video option

Mixing Models

You can use different models for different scenes within the same project. This lets you:

  • Use a premium model for key shots and a budget model for less important scenes
  • Take advantage of each model's unique visual style
  • Optimize your credit usage across the project

Model Comparison

Detailed comparison of all 12 AI video models in Flenly

Video Generation

How Flenly generates AI videos from your prompts

On this page

Choosing a ModelBy PriorityBest QualityBest ValueFastest GenerationBest for Long VideosBest with AudioBest for 4KBest for Visual EffectsImage-to-VideoRecommended Starting PointsMixing Models