How much does Runway Gen-4.5 cost?
Runway Gen-4.5 Runway API pricing is currently N/A ($ / Video) per generated video. That is the public list rate from the llm-stats / ZeroEval feed, not a private contract. Volume discounts, resolution, duration, and voice or seed settings can change the invoice even when the published $ / Video stays the same.
How does Runway Gen-4.5 rank on the video generation leaderboard?
Runway Gen-4.5 scores N/A on Text to Video. Win rate is N/A across 0 Text to Video matches. Pair that arena score with Runway API pricing when you pick a model: a slightly lower Magia or ELO can still win if generations are much cheaper.
Does Runway Gen-4.5 support text-to-video and image-to-video?
Runway Gen-4.5 Text to Video is N/A and Image to Video is N/A. A score of N/A means that mode is not published in the public feed yet, not that the API is free. Check the video generation pricing table if you need a model that publishes both modes.
Is Runway Gen-4.5 open source?
No. Runway Gen-4.5 is proprietary (Proprietary) and available through Runway's API. There is no public weight download, so Runway API pricing is the rate that matters for production.
What are the cheapest alternatives to Runway Gen-4.5?
Start with LTX-2.5 Pro, LTX-2.5 Fast, Seedance 2.5. Open a comparison page from this model to see $ / Video and Text to Video side by side, then jump back to the video generation pricing table and sort by price. The cheapest video generation API is not always the one with the highest arena score.
How do I compare Runway Gen-4.5 with another video generation model?
Use the Compare picker on this page, the same control as LLM comparison. Search by model or provider, pick a second model, and AnotherWrapper opens a dedicated Runway Gen-4.5 vs page with $ / Video, Text to Video, Image to Video, license, and release date. Share that URL if you want a second opinion on the matchup.
Where does Runway Gen-4.5 pricing data come from?
This page normalizes public llm-stats and ZeroEval arena data for video generation models, then quotes Runway API pricing as $ / Video. Prices and scores refresh daily. Private endpoints, promo credits, and committed-use contracts can differ from the public list rate, so treat this as the comparable public number, not your invoice.
When was Runway Gen-4.5 released?
Runway Gen-4.5 was released on 2025-12-01. Newer video generation models appear first on the video generation pricing table. Release date is useful when you are avoiding a deprecated checkpoint, not when you are picking the cheapest $ / Video.