# Xona Agent SeedDream 4.5 Image Generation

> Xona Agent SeedDream 4.5 Image Generation is a paid API for AI agents from api.xona-agent.com, paid per call via x402, $0.08/call, status unknown (last checked 2026-10-10).

Generates images from text prompts using the SeedDream 4.5 model with configurable aspect ratio and optional reference images, returning a hosted image URL and metadata.

## Facts

- Endpoint: POST https://api.xona-agent.com/image-model/seedream-4.5?utm_source=zero.xyz
- Price: $0.08/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-10
- Success rate: 0% of calls made through Zero
- Activations on Zero: 1
- Tags: x402
- Canonical page: https://www.zero.xyz/c/api-xona-agent-com-bcb140a4
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_OmtkTAErjzIOGN-zG9hdl

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability api-xona-agent-com-bcb140a4 -d '<json body>'
```

Example prompt: Generate an image of a serene mountain landscape with snow-capped peaks at golden hour using a 16:9 aspect ratio.

## When to prefer this

Choose this endpoint when you specifically want to use the SeedDream 4.5 model for image generation, especially when you need aspect ratio control and optional reference image style guidance. Prefer over other xona-agent image endpoints when SeedDream's aesthetic quality or style is desired over nano-banana or Grok-based models.

## Known failure modes

- Missing required prompt or aspectRatio fields returns a 400 validation error
- Payment failure or insufficient funds results in a 402 Payment Required response
- Invalid reference image URLs cause generation failure or ignored references
- Unsupported aspect ratio string may cause error or default to 1:1
- Prompt content policy violations may result in rejected generation

## How this service works

Generate image using ByteDance Seedream-4.5 model using x402 v2 scheme

## Output

Returns a hosted image URL, a natural-language description of the generated image, and metadata including model info and generation parameters. Payment is processed via x402 protocol (0.08 USDC on Solana) before the image is delivered.

## Request schema (JSON Schema)

```json
{
 "input": {
  "type": "http",
  "method": "POST",
  "bodyType": "json",
  "bodyFields": {
   "prompt": {
    "type": "string",
    "required": true,
    "description": "The detailed prompt description for image generation"
   },
   "aspect_ratio": {
    "type": "string",
    "required": false,
    "description": "Aspect ratio for the generated image (default: 1:1)"
   },
   "referenceImage": {
    "type": "array",
    "items": {
     "type": "string"
    },
    "required": false,
    "description": "Array of reference image URLs for style guidance"
   }
  }
 },
 "output": {
  "metadata": {
   "type": "object",
   "description": "Generation metadata including model info, parameters, etc."
  },
  "image_url": {
   "type": "string",
   "description": "The generated image URL (CDN)"
  },
  "image_description": {
   "type": "string",
   "description": "The prompt used for generation"
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/api-xona-agent-com-bcb140a4/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from api.xona-agent.com](https://www.zero.xyz/host/api.xona-agent.com/llms.txt)