Runway Gen-4.5 AI Video Generator

Generate AI video with Runway Gen-4.5 by Runway on Patternful. #1 rated video model — cinematic realism, physical accuracy, and precise creative control. Create text-to-video and image-to-video clips up to 1080p and 10 seconds, then preview and download — no software to install.

Choreograph the Camera in One Prompt

Runway Gen-4.5 takes detailed camera moves and event timing together — a push-in that starts as the subject turns — and executes them as written, rather than picking one instruction and ignoring the rest.

One of the Highest-Rated Models Available

Gen-4.5 sits near the top of independent video-model rankings on fidelity, which is what makes it worth reaching for on finishing work.

Stable Over Time

Characters and objects hold their identity for the length of the clip, with smooth camera work and natural object movement throughout.

What You Can Make with Runway Gen-4.5

  • Social Media & Short-Form

    Turn ideas into scroll-stopping clips for TikTok, Reels, and Shorts. Runway Gen-4.5 renders vertical and square aspect ratios so your video fits the feed natively.
  • Ads & Product Marketing

    Produce polished product and brand videos straight from a product photo — no film crew, no studio, just your concept and Runway Gen-4.5.
  • Storyboards & Concept Art

    Visualize scenes, pitches, and animatics in motion. Iterate on prompts to explore looks quickly before committing to a full production.

Runway · 1080p · up to 10s

How to Make a Video with Runway Gen-4.5

  1. 1. Open the Generator

    Pick Runway Gen-4.5 in the Patternful AI Video Generator — no installs, it runs in your browser.

  2. 2. Prompt or Upload

    Describe the shot you want, or upload a starting image to animate, and set resolution, length, and aspect ratio.

  3. 3. Generate & Download

    Generate your clip in minutes, preview it, and download the finished video ready for social, ads, or the web.

Key Selling Points

Why Choose Runway Gen-4.5

Top-rated fidelityOne of the highest-rated video models availableHighlight
Camera choreographyDetailed camera moves and event timing in one promptHighlight
Temporal consistencyStable characters and objects over time
Refined motionSmooth camera and natural object movement
Cinematic controlPrecise scene composition

Frequently Asked Questions

What is Runway Gen-4.5?

Runway Gen-4.5 is an AI video model from Runway, available in the Patternful AI Video Generator. #1 rated video model — cinematic realism, physical accuracy, and precise creative control. It creates text-to-video and image-to-video clips up to 1080p and 10 seconds long.

How do I generate a video with Runway Gen-4.5?

Open Runway Gen-4.5 in the Patternful AI Video Generator, write a prompt or upload a starting image, choose your resolution, length, and aspect ratio, then click generate. Your finished clip appears in your workspace in a few minutes, ready to download.

Does Runway Gen-4.5 support image-to-video?

Yes. Runway Gen-4.5 can animate a still image you upload as well as generate video from a text prompt. Audio is not generated; you can add music or voiceover in the editor.

What resolution and length can Runway Gen-4.5 produce?

Runway Gen-4.5 generates video up to 1080p at lengths up to 10 seconds. You can choose the resolution, clip length, and aspect ratio (16:9, 9:16, 1:1) before you generate.

How much does Runway Gen-4.5 cost?

Runway Gen-4.5 starts at 15 credits per generation at its default settings. The exact cost scales with the resolution, length, and audio you choose, and is shown before you generate. New accounts include free credits to try it.

Can I use the videos commercially?

Yes. Videos you generate can be used for both personal and commercial projects — social media, ads, presentations, and more.

Ready to Create with Runway Gen-4.5?

Open the AI Video Generator, choose your settings, and turn a prompt into a finished video in minutes.