AI Models — Nano Banana Video API

Quick Comparison

Model	Duration	Max Res.	Aspect Ratios	Audio	Best For
seedance2	4 – 15 s	720p	7 ratios	✓ Yes	Social, UGC, E-com
veo3	Fixed 8 s	4K	2 ratios	✗ No	Cinematic, Arch.
sora2	10 s / 15 s	1080p	2 ratios	✗ No	Brand, Narrative

Seedance 2.0 Fast Default

video_model: "seedance2"

The recommended model for most use-cases. Doubao Seedance 2.0 delivers excellent motion quality, supports audio generation, and offers the widest range of durations and aspect ratios. Best price/quality ratio.

Specs

Provider: ByteDance / APIMart (Kie.ai fallback)
Duration: 4 – 15 seconds
Resolution: 480p, 720p
Aspect Ratios: 16:9, 9:16, 1:1, 4:3, 3:4, 21:9, adaptive
Audio: Yes (auto-generated)
API key: "seedance2"

Strengths

Widest duration range (4–15 s)
Most aspect ratios available
Auto audio generation
Fastest render time
Robust fallback via Kie.ai

Limitations

Max resolution 720p
Not ideal for 4K workflows

Prompt Examples

UGC / social content

"A woman unpacks a skincare product in her bathroom, natural lighting, handheld camera"

Commercials

"A luxury car drives along a coastal road at sunset, cinematic grade"

E-commerce

"A sneaker rotates on a white surface, studio lighting, slow motion"

Seedance 2.0 Fast — cURL

curl https://nanobananavideo.com/api/v1/text-to-video.php \
  -H "Authorization: Bearer $NB_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "prompt": "A woman unpacks a skincare product in her bathroom, natural lighting, handheld camera",
    "video_model": "seedance2",
    "resolution": "720p",
    "duration": 8,
    "aspect_ratio": "16:9"
  }'

VEO 3.1 Fast High Quality

video_model: "veo3"

Google DeepMind's VEO 3.1 Fast delivers exceptional photorealism and supports up to 4K resolution. Fixed 8-second clips. Best for cinematic, commercial and architectural projects.

Specs

Provider: Google DeepMind / APIMart (Kie.ai fallback)
Duration: Fixed 8 seconds
Resolution: 720p, 1080p, 4K
Aspect Ratios: 16:9, 9:16
Audio: No
API key: "veo3"

Strengths

4K output available
Exceptional photorealism
Best for cinematic shots
Google DeepMind quality

Limitations

Fixed 8 s duration only
16:9 and 9:16 only
No audio generation

Prompt Examples

Architecture

"Aerial drone shot of a modern villa surrounded by pine forest, 4K, dusk lighting"

Nature docs

"Slow-motion waterfall in a tropical jungle, golden hour, ultra-realistic"

Fashion

"High-fashion model walks on Paris rooftop, cinematic 1080p, bokeh background"

VEO 3.1 Fast — cURL

curl https://nanobananavideo.com/api/v1/text-to-video.php \
  -H "Authorization: Bearer $NB_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "prompt": "Aerial drone shot of a modern villa surrounded by pine forest, 4K, dusk lighting",
    "video_model": "veo3",
    "resolution": "1080p",
    "aspect_ratio": "16:9"
  }'

Sora 2 VIP Premium

video_model: "sora2"

OpenAI Sora 2 in VIP access tier. Produces the most temporally consistent, long-form video clips (10 or 15 seconds). Ideal for narrative content, film-quality shots and brand storytelling.

Specs

Provider: OpenAI / APIMart (Kie.ai fallback)
Duration: 10 s or 15 s only
Resolution: Up to 1080p
Aspect Ratios: 16:9, 9:16
Audio: No
API key: "sora2"

Strengths

Longest clips (up to 15 s)
Best temporal consistency
OpenAI quality
Ideal for storytelling

Limitations

Duration limited to 10 or 15 s
Slower than Seedance
16:9 and 9:16 only

Prompt Examples

Brand story

"A founder walks through her bakery at sunrise, candid and warm documentary style"

Film-quality

"A lone astronaut floats in orbit above Earth, breathtaking view, 15-second clip"

Music video

"Dynamic urban scene transitions to abstract neon visuals, vertical format"

Sora 2 VIP — cURL

curl https://nanobananavideo.com/api/v1/text-to-video.php \
  -H "Authorization: Bearer $NB_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "prompt": "A founder walks through her bakery at sunrise, candid and warm documentary style",
    "video_model": "sora2",
    "duration": 10,
    "aspect_ratio": "16:9"
  }'