Api Endpoint

BlockRun.AI

Submit an async video generation job with OpenAI Sora 2 (via Azure AI Foundry), xAI Grok Imagine, or ByteDance Seedance (1.5 Pro / 2.0 Fast / 2.0 Pro / 2.5).

Open interactive test console

Offering

Provider: BlockRun.AI
Method: POST
Offering type: Api Endpoint
Transport type: http
Category: Creative
Delivery: Not provided
Pricing model: Not provided
x402 version: 2

Endpoint context

URL: https://arc.blockrun.ai/api/v1/videos/generations
MIME type: application/json
First seen: 2026-10-16T01:50:03.601Z
Last seen: 2026-11-04T17:19:38.699Z
Tags: X402, AI, blockchain, ai-&-ml

Website Documentation OpenAPI

Payment pricing

x402 payment terms are the authoritative price for calling this endpoint.

Payment option 1: 402000 atomic units
Atomic price: 402000 · Network: eip155:5042 · Asset: 0x3600000000000000000000000000000000000000 · Scheme: exact

Raw x402 terms

[
  {
    "scheme": "exact",
    "network": "eip155:5042",
    "asset": "0x3600000000000000000000000000000000000000",
    "amount": "402000",
    "payTo": "0x634D274e67DafaF76C54153aa113906a606e1E0B"
  }
]

Observed health

Status: Healthy
Latest latency: 76 ms
Average latency: 329 ms
HTTP status: 204
Last checked: 2026-11-04T10:43:36.599Z
Reachability: 100% over 13 checks

Latency is measured to the first response headers. A reachable result does not verify response accuracy or merchant identity.

Input schema

{
  "body": {
    "type": "object",
    "required": [
      "prompt"
    ],
    "properties": {
      "model": {
        "enum": [
          "azure/sora-2",
          "xai/grok-imagine-video",
          "xai/grok-imagine-video-1.5",
          "bytedance/seedance-1.5-pro",
          "bytedance/seedance-2.0-fast",
          "bytedance/seedance-2.0"
        ],
        "type": "string",
        "default": "xai/grok-imagine-video",
        "description": "Video model to use"
      },
      "prompt": {
        "type": "string",
        "maxLength": 4000,
        "minLength": 1,
        "description": "Text description of the video to generate"
      },
      "image_url": {
        "type": "string",
        "format": "uri",
        "description": "Optional seed image URL for image-to-video. Mutually exclusive with real_face_asset_id."
      },
      "input_type": {
        "enum": [
          "text",
          "image",
          "first_last_frame"
        ],
        "type": "string",
        "description": "Optional explicit mode assertion. If provided, it must match the seed fields: text=no seed inputs, image=image_url or real_face_asset_id, first_last_frame=image_url+last_frame_url. Reference (omni / r2v) mode is served only by api.blockrun.ai."
      },
      "last_frame_url": {
        "type": "string",
        "format": "uri",
        "description": "Optional final-frame seed image for first-and-last-frame interpolation. Requires image_url and a Seedance model."
      },
      "duration_seconds": {
        "type": "integer",
        "maximum": 60,
        "minimum": 1,
        "description": "Duration billed for (defaults to model default)"
      },
      "real_face_asset_id": {
        "type": "string",
        "pattern": "^ta_[A-Za-z0-9]+$",
        "description": "Optional BytePlus RealFace asset id (format `ta_xxxxxxxx`) for consistent real-person character video. Only Seedance 2.0 / 2.0-fast support it. Get the id from the RealFace enrollment flow (see /docs/video/real-person-ip). Mutually exclusive with image_url."
      }
    }
  },
  "type": "http",
  "method": "POST",
  "bodyType": "json"
}

Output schema

{
  "type": "object",
  "properties": {
    "example": {
      "type": "object",
      "properties": {
        "data": {
          "type": "array"
        },
        "model": {
          "type": "string"
        },
        "created": {
          "type": "number"
        }
      }
    }
  }
}