Opennan

Every model, one API key.

Video, image, voice, text, music and 3D models in one place. Pay per use (per second, image, token or minute), and every call shows its exact cost before you run.

64 models on the API, all with one key

Models
Text-to-video arena
HappyHorse 1.0Besthappyhorse-1from $0.104/s(official $0.14/s, 25% below)$0.52 for 5 s at 720p1080p
Grok Imagine VideoBest valuegrok-imaginefrom $0.0156/s(official $0.05/s, 68% below)$0.0936 for 6 s at 480p720p
Kling O3kling-o3from $0.065/s(official $0.084/s, 22% below)$0.325 for 5 s at 720p1080p
Veo 3.1veo-3-1from $0.156/s(official $0.20/s, 22% below)$0.624 for 4 s at 720p4K
Kling 2.5 Turbo Prokling-2-5-turbo-profrom $0.0546/s(official $0.07/s, 22% below)$0.273 for 5 s at 1080p1080p
Wan 2.6wan-2-6from $0.091/s$0.455 for 5 s at 720p1080p
Seedance 1.5 Proseedance-1-5-profrom $0.065/s(official $0.116/s, 43% below)$0.26 for 4 s at 1080p1080p
Hailuo 2.3hailuo-2-3from $0.03792/s(official $0.04667/s, 18% below)$0.2275 for 6 s at 720p1080p
Hailuo 02hailuo-02from $0.013/s(official $0.01667/s, 22% below)$0.078 for 6 s at 480p1080p
Wan 2.5wan-2-5from $0.039/s(official $0.05/s, 22% below)$0.195 for 5 s at 480p1080p
Image-to-video arena
Kling 2.1kling-2-1from $0.0325/s$0.1625 for 5 s at 720p1080p
Text-to-image arena
Nano Banana 2Bestnano-banana-2from $0.04589(official $0.067, 31% below)per image, 1K4K
Nano Banana Pronano-banana-profrom $0.05928(official $0.134, 55% below)per image, 1K4K
Nano BananaBest valuenano-bananafrom $0.026(official $0.039, 33% below)per image
Z Image Turboz-image-turbofrom $0.00507(official $0.015, 66% below)per image
Flux Devflux-devfrom $0.065per image
Flux SchnellCheapestflux-schnellfrom $0.0039per image
Kling 3.0 Turbokling-3-turbofrom $0.1105/s$0.5525 for 5 s at 720p720p
Seedance 2.0 Miniseedance-2-minifrom $0.0247/s(official $0.0352/s, 29% below)$0.1235 for 5 s at 480p720p
Seedance 2.5seedance-2-5from $0.2867/s$1.147 for 4 s at 480p1080p

Showing 1–20 of 64 models · Arena scores: Artificial Analysis Video Arena, checked 2026-09-28 · Arena scores: Artificial Analysis Image Arena, checked 2026-10-15

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