Video

Hunyuan 1.5

Credit-based pricing.

Try Hunyuan 1.5 →Compare models

Output

video

Aspect ratio

16:9, 9:16

Resolution

480p

Example prompt

Cherry blossom petals drift down in slow motion over a serene Japanese stone garden, a moss-covered stone lantern in the foreground, soft pink light filtering through the blooms, cinematic shallow depth of field

Try this prompt →

LLM-ready

API & LLM schema

Exact request contract for this model. Agents can fetch it from /api/v1/models?id=hunyuan-t2v.

POST/api/v1/generate14 fields · 2 required

Field	Type	Requirement	Contract
`model_id`	constant	Required	ArtEmotion model identifier.
`extra`	object	Optional	Model-specific settings may also be nested here.
`max_credits`	number	Optional	Reject before submission if the estimated list price exceeds this cap. · Range: 1–…
`webhook_url`	string	Optional	Format: uri
`webhook_secret`	string	Optional	Optional model input.
`folder_id`	string	Optional	Optional model input.
`prompt`	string	Required	Optional model input.
`num_inference_steps`	number	Optional	The number of inference steps. · Default: 28 · Range: 1–50
`seed`	integer	Optional	Random seed for reproducibility.
`negative_prompt`	string	Optional	The negative prompt to guide what not to generate. · Default:
`num_frames`	number	Optional	The number of frames to generate. · Default: 121 · Range: 1–121
`enable_prompt_expansion`	boolean	Optional	Enable prompt expansion to enhance the input prompt. · Default: true
`aspect_ratio`	string	Optional	Allowed: 16:9, 9:16
`resolution`	string	Optional	Allowed: 480p

Minimal request example

{
  "model_id": "hunyuan-t2v",
  "prompt": "Cherry blossom petals drift down in slow motion over a serene Japanese stone garden, a moss-covered stone lantern in the foreground, soft pink light filtering through the blooms, cinematic shallow depth of field"
}

Raw JSON Schema

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://www.artemotion.ai/api/v1/models?id=hunyuan-t2v",
  "title": "Hunyuan 1.5 generation request",
  "description": "Request body accepted by POST /api/v1/generate for hunyuan-t2v.",
  "type": "object",
  "properties": {
    "model_id": {
      "type": "string",
      "const": "hunyuan-t2v",
      "description": "ArtEmotion model identifier."
    },
    "extra": {
      "type": "object",
      "additionalProperties": true,
      "description": "Model-specific settings may also be nested here."
    },
    "max_credits": {
      "type": "number",
      "minimum": 1,
      "description": "Reject before submission if the estimated list price exceeds this cap."
    },
    "webhook_url": {
      "type": "string",
      "format": "uri",
      "maxLength": 2048
    },
    "webhook_secret": {
      "type": "string",
      "maxLength": 512
    },
    "folder_id": {
      "type": "string"
    },
    "prompt": {
      "type": "string"
    },
    "num_inference_steps": {
      "title": "Num Inference Steps",
      "description": "The number of inference steps.",
      "default": 28,
      "type": "number",
      "minimum": 1,
      "maximum": 50,
      "multipleOf": 1
    },
    "seed": {
      "title": "Seed",
      "description": "Random seed for reproducibility.",
      "type": "integer"
    },
    "negative_prompt": {
      "title": "Negative Prompt",
      "description": "The negative prompt to guide what not to generate.",
      "default": "",
      "type": "string"
    },
    "num_frames": {
      "title": "Num Frames",
      "description": "The number of frames to generate.",
      "default": 121,
      "type": "number",
      "minimum": 1,
      "maximum": 121,
      "multipleOf": 1
    },
    "enable_prompt_expansion": {
      "title": "Enable Prompt Expansion",
      "description": "Enable prompt expansion to enhance the input prompt.",
      "default": true,
      "type": "boolean"
    },
    "aspect_ratio": {
      "type": "string",
      "enum": [
        "16:9",
        "9:16"
      ]
    },
    "resolution": {
      "type": "string",
      "enum": [
        "480p"
      ]
    }
  },
  "required": [
    "model_id",
    "prompt"
  ],
  "additionalProperties": false
}

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FAQ

How much does Hunyuan 1.5 cost on ArtEmotion?

Credit-based pricing. You pay in ArtEmotion credits — every plan and top-up converts USD to credits at a fixed rate.

Do I get my credits back if Hunyuan 1.5 fails?

Yes — failed generations are never charged. The credits are released back to your balance automatically.

Can I call Hunyuan 1.5 from the API?

Yes. Use POST /api/v1/generate with model_id: "hunyuan-t2v". See the API reference for the full schema.

Where are my generations stored?

Every output is saved to your personal Library. You can export or delete everything any time from Privacy & deletion.

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