Developer API
Models & Pricing
Discover available AI models and their credit costs.
Kolbo provides …+ AI models that are dynamically available. New models are added regularly and immediately accessible via the API.
List Models
GET /api/v1/modelsQuery Parameters
| Parameter | Type | Description |
|---|---|---|
type | string | Filter by SDK type: image, image_edit, video, video_from_image, music, speech, sound, chat. Also accepts raw model types like text_to_img, image_editing. |
provider | string | Filter by provider (e.g., fal, kie, suno, elevenlabs) |
Example
# All image models
curl "https://api.kolbo.ai/api/v1/models?type=image" \
-H "X-API-Key: kolbo_live_..."
# All video models from a specific provider
curl "https://api.kolbo.ai/api/v1/models?type=video&provider=fal" \
-H "X-API-Key: kolbo_live_..."Response
{
"success": true,
"models": [
{
"identifier": "fal-ai/flux/schnell",
"name": "Flux Schnell",
"provider": "fal",
"types": ["text_to_img"],
"credit": 2,
"supported_aspect_ratios": ["1:1", "16:9", "9:16", "4:3", "3:4"],
"supported_durations": null,
"max_reference_images": 8,
"recommended": true,
"new_model": false,
"avatar": "https://..."
}
],
"count": 42
}Model Fields
| Field | Description |
|---|---|
identifier | Use this as the model parameter in generate requests |
credit | Credits per generation (chat/image/music/sound) or per second (video) |
supported_aspect_ratios | Valid aspect ratios for this model |
supported_durations | Valid durations in seconds (video models) |
max_reference_images | Max reference images supported (image models) |
recommended | Kolbo-recommended model |
new_model | Recently added model |
Available Image Models
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Available Image Editing Models
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Available Text-to-Video Models
Loading video models...
Available Image-to-Video Models
Loading video_from_image models...
Available Music Models
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Available Speech Models
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Available Sound Models
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Available Chat Models
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Credit Costs
Credits are the universal currency for all generations. 1 credit = $0.01.
Pricing by Type
| Type | Pricing Model |
|---|---|
| Chat | Flat rate per completion |
| Image | Flat rate per generation (typically 2-10 credits) |
| Image Editing | Flat rate per generation (typically 2-10 credits) |
| Video | Per-second: model.credit x duration_seconds |
| Music | Flat rate per generation |
| Speech | Per 100 characters: ceil(chars / 100) x model.credit |
| Sound | Flat rate per generation |
Exact costs are shown in the live tables above. The credit field on each model is always up to date.
Auto-Selection
If you omit the model parameter, Kolbo's Smart Select automatically chooses the best model for your prompt. This is recommended for most use cases.