Skip to content
effecthub

Lucy AI vs Runway

Two fact sheets from our own research, side by side — pricing, platforms, API access and status re-checked by us rather than quoted from the vendors. Lucy AI starts at $0.01, Runway at $12. Only Runway has a free tier. Both ship a public API.

Lucy AIReal-time API that restyles live video at 30 frames per second, billed per second used.RunwayVideo, image and audio generation studio built around the Gen-4.5 model, with mobile apps and a developer API

Side by side

FactLucy AIRunway
CategoryVideo Style TransferText-to-Video Generators
Pricing modelPaidFreemium
Starts at$0.01 minute$12 month
Public APIYesYes
PlatformsAPIWeb, iOS, Android, API
CompanyDecartRunway AI, Inc.
Launched—2018
Last verifiedSep 1, 2026Sep 6, 2026

What our research says

Lucy AI

Lucy's real selling point is speed — real-time video transformation at 30 fps that other style-transfer or video-editing models can't match — aimed at live, interactive use cases rather than offline rendering. It's an API product for developers integrating video transformation into their own app, not a consumer-facing editing tool with a UI of its own.

Pros

  • Runs in real time at 30 fps, meaningfully faster than typical video generation models
  • Usage-based pricing with no subscription or minimum spend
  • Multiple specialized models (restyle, virtual try-on, general editing) rather than one generic mode

Cons

  • The dedicated lucy.decart.ai landing page repeatedly rate-limited automated access during this research
  • Per-second pricing makes cost less predictable than a flat monthly plan for longer content
  • Requires development work to integrate — there's no standalone consumer app

Runway

One of the few AI video vendors with a full pipeline — generation, editing, upscaling, API — rather than a single model demo, and its film-industry adoption is real. The catch is credit economics: high-resolution generations drain a month's allowance quickly, so the advertised entry price rarely reflects working costs.

Pros

  • Gen-4.5 delivers strong motion consistency and prompt adherence
  • Studio, mobile apps and API cover creation through delivery
  • Max tier exports ProRes and 16-bit HDR for professional finishing
  • Long operating history (since 2018) compared with newer video startups

Cons

  • Credit-metered pricing makes real monthly cost hard to predict
  • Premium models and formats sit behind the more expensive tiers
  • The free plan is effectively a one-time demo

Which one fits

Choose Lucy AI if you need

  • Developers building live video features like virtual try-on or camera filters
  • Products needing per-frame video restyling at interactive speed
  • Teams that want usage-based pricing instead of a flat subscription

Choose Runway if you need

  • Filmmakers and studios prototyping shots and VFX before committing budget
  • Marketing and social teams producing short generated clips at volume
  • Developers who want a video-generation API from an established vendor

More comparisons

All Lucy AI alternatives →All Runway alternatives →Browse all Video Style Transfer →