Create Viral Social Videos with Runway ML
Generate eye-catching short-form video content for Instagram Reels, TikTok, and YouTube Shorts using Runway Gen-3 Alpha.
Write a strong visual prompt
Runway responds best to prompts that describe camera movement, lighting mood, and the subject — not just what happens.
Cinematic close-up of [SUBJECT], slow push-in camera movement, golden hour lighting, film grain, shallow depth of field, hyper-realistic, 4K
Use image-to-video for consistency
Upload a reference image (photo, Midjourney output, or illustration) and use Gen-3 Image-to-Video for more predictable results than text-only.
Generate multiple takes
Generate 4-6 versions of each shot. Runway videos are short (4-10 seconds) so iteration is fast. Pick the 2 best for each scene.
Chain clips in the Runway editor
Use the Runway timeline to sequence your clips. Trim to remove weak starts/ends. Aim for 15-30 second final videos for best social performance.
Add captions and music
Export at 1080p. Add captions in CapCut or Instagram natively. Use royalty-free music from Artlist or Epidemic Sound at 20% volume under narration.