Runway: AI Video Generator & World Model Platform
Generate, edit, and simulate with Runway's Gen-4.5 video model and GWM-1 world models. Text-to-video, image editing, and real-time interactive AI for creators.
Runway is an AI-powered creative suite headquartered in New York that enables video generation, editing, and simulation. Founded in 2018, the platform features Gen-4.5, a state-of-the-art video model for text-to-video and image-to-video creation with 4K export capabilities, and GWM-1 general world models enabling real-time interactive simulation for entertainment, robotics, and conversational AI. The platform serves individual creators through enterprise production teams with flexible subscription pricing and enterprise APIs.
Pricing
Free tier with 125 one-time credits. Standard plan $12-15/month (625 credits/month). Pro plan $28-35/month (2,250 credits/month). Unlimited plan $76-95/month (2,250 credits plus unlimited Explore Mode). Enterprise custom pricing. API: $0.01 per credit, minimum $10 deposit. Gen-4 Turbo: 5 credits/second; Gen-4: 12 credits/second; Gen-4 Aleph: 15 credits/second.
Frequently Asked Questions
What is Gen-4.5 and how does it differ from Gen-4?
Gen-4.5 is Runway's latest flagship video model featuring state-of-the-art motion quality, prompt adherence, and visual fidelity. It builds on Gen-4's character consistency and adds native audio generation, improved motion prediction, and multi-shot editing capabilities. Gen-4 costs 12 credits/second while Gen-4.5 delivers superior quality with enhanced physics understanding.
What are GWM-1 world models and what can they do?
GWM-1 is Runway's family of general world models that simulate physics-aware environments in real-time, frame-by-frame. It comes in three variants: GWM Worlds for interactive exploration, GWM Robotics for synthetic training data generation, and GWM Avatars for conversational AI agents with realistic facial expressions and lip-sync.
How does Runway's credit system work and what's included in each plan?
Runway uses a credit-based system where each generation task consumes credits based on model, duration, and resolution. Free tier: 125 one-time credits. Standard ($12/mo): 625 monthly credits. Pro ($28/mo): 2,250 monthly credits. Unlimited ($76/mo): 2,250 priority credits plus unlimited Explore Mode at relaxed rate. Credits don't roll over and expire monthly.
Does Runway have an API for developers?
Yes. The Runway API offers REST access to Gen-4.5, Gen-4, image generation, and avatar creation models with official Node.js and Python SDKs. Pricing is $0.01 per credit with minimum $10 deposit. Enterprise plans include custom rate limits and SLA guarantees. Separate credit pools for web app and API purchases.
Is there a free tier and what are its limitations?
Yes, Runway offers a free tier with 125 one-time credits, 720p resolution, watermarked exports, and limited to 3 video projects. Free users cannot purchase additional credits or remove watermarks. It's suitable for experimentation but not production work.
What platforms does Runway support?
Runway is available as a web platform (app.runwayml.com), mobile app on iOS, and developer APIs (REST with SDKs). There are no native Windows, Mac, or Android applications. API-only tools still access the platform through web/cloud infrastructure.
How much do videos cost to generate on Runway?
Costs vary by model and resolution. Gen-4 Turbo: 5 credits/second. Gen-4: 12 credits/second. Gen-4 Aleph: 15 credits/second. A 10-second Gen-4 Turbo video costs 50 credits; on Standard plan (625 credits/month) that yields ~125 seconds of content. Pro plan (2,250 credits) enables ~450 seconds monthly of Gen-4 Turbo content.