Models
The API exposes the following models (1 credit = $0.01). Create an account to use the Runway API.
Generate Video
Section titled “Generate Video”| Model Name | Input | Output | Pricing | Learn More | 
|---|---|---|---|---|
| gen4_turbo | Image | Video | 5 credits / sec | Guide Reference | 
| gen4_aleph | Video + Text/Image | Video | 15 credits / sec | Guide Reference | 
| upscale_v1 | Video | Video | 2 credits / sec | Reference | 
| act_two | Image or Video | Video | 5 credits / sec | Reference | 
| veo3 | Text or Image | Video | 40 credits / sec | Reference | 
| veo3.1 | Text or Image | Video | 40 credits / sec | Reference | 
| veo3.1_fast | Text or Image | Video | 20 credits / sec | Reference | 
Generate Images
Section titled “Generate Images”| Model Name | Input | Output | Pricing | Learn More | 
|---|---|---|---|---|
| gen4_image | Text/Image (References) | Image | 5 credits / 720p image 8 credits / 1080p image | Guide Reference | 
| gen4_image_turbo | Text+Image (References) | Image | 2 credits / image (any resolution) | Guide Reference | 
| gemini_2.5_flash | Text/Image (References) | Image | 5 credits / image | Reference | 
Generate Audio
Section titled “Generate Audio”| Model Name | Input | Output | Pricing | Learn More | 
|---|---|---|---|---|
| eleven_multilingual_v2 | Text | Audio | 1 credit / 50 characters | Reference | 
| eleven_text_to_sound_v2 | Text | Audio | 1 credit / 6 seconds of audio | Reference | 
| eleven_voice_isolation | Audio | Audio | 1 credit / 6 seconds of audio | Reference | 
| eleven_voice_dubbing | Audio | Audio | 1 credit / 2 seconds of output audio | Reference | 
| eleven_voice_dubbingeleven_multilingual_sts_v2 | Audio | Audio | 1 credit / 2 seconds of output audio | Reference |