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AlibabaMediumHigh

Wan 2.5 T2V Fast

Fast text-to-video generation variant of Wan 2.5, optimized for speed with good quality output.

765 credits
per video
Faster generation than Wan 2.5 T2V
Good quality text-to-video
Audio synchronization support
Multiple aspect ratios
Cost-effective option

Use with AI Assistant

Copy usage instructions for Claude, ChatGPT, or other AI

llms.txt

Quick Start

curl -X POST "https://api.core.today/v1/predictions" \
  -H "Content-Type: application/json" \
  -H "X-API-Key: cdt_your_api_key" \
  -d '{
  "model": "wan-video/wan-2.5-t2v-fast",
  "input": {
    "prompt": "Colorful autumn leaves falling in a park, gentle breeze, warm sunlight filtering through trees, peaceful atmosphere",
    "aspect_ratio": "16:9",
    "duration": 5
  }
}'

Parameters

ParameterTypeRequiredDefaultDescription
promptstringYes-Text description of the video to generate
aspect_ratiostringNo16:9Output aspect ratio
16:99:161:1
durationintegerNo5Video duration in seconds
seedintegerNo-Random seed for reproducibility

Common Parameters

Common parameters used when calling POST /v1/predictions.

ParameterTypeRequiredDefaultDescription
modelstringYes-Model identifier
inputobjectYes-Object containing the model-specific parameters from the table above
output_folderstringNo-Folder path for output files (max 256 chars, '..' not allowed)
webhook_urlstringNo-Webhook URL to call on completion
is_publicbooleanNofalseIf true, output files are also available via permanent public URLs

Examples

Quick Scene Test

Fast text-to-video generation

curl -X POST "https://api.core.today/v1/predictions" \
  -H "Content-Type: application/json" \
  -H "X-API-Key: cdt_your_api_key" \
  -d '{
  "model": "wan-video/wan-2.5-t2v-fast",
  "input": {
    "prompt": "Colorful autumn leaves falling in a park, gentle breeze, warm sunlight filtering through trees, peaceful atmosphere",
    "aspect_ratio": "16:9",
    "duration": 5
  }
}'

Tips & Best Practices

1Use for rapid iteration before switching to Wan 2.5 T2V for final output
2Half the credit cost of the standard version
3Same seed value produces similar results across fast and standard models
4Great for testing prompt variations quickly

Use Cases

Rapid video prototyping
Iterative content creation
Social media content
Quick concept visualization
Batch video generation