stable-diffusion-v1-5-img2img

export interface Env {
  AI: Ai;
}

export default {
  async fetch(request, env): Promise<Response> {

    // Picture of a dog
    const exampleInputImage = await fetch(
      "https://pub-1fb693cb11cc46b2b2f656f51e015a2c.r2.dev/dog.png"
    );

    const inputs = {
      prompt: "Change to a lion",
      image: [...new Uint8Array(await exampleInputImage.arrayBuffer())],
    };

    const response = await env.AI.run(
      "@cf/runwayml/stable-diffusion-v1-5-img2img",
      inputs
    );

    return new Response(response, {
      headers: {
        "content-type": "image/png",
      },
    });
  },
} satisfies ExportedHandler<Env>;

$ curl https://api.cloudflare.com/client/v4/accounts/$CLOUDFLARE_ACCOUNT_ID/ai/run/@cf/runwayml/stable-diffusion-v1-5-img2img \
  -X POST \
  -H "Authorization: Bearer $CLOUDFLARE_API_TOKEN" \
  -d '{ "prompt": "cyberpunk cat" }'

{
"type": "object",
"properties": {
  "prompt": {
    "type": "string",
    "minLength": 1
  },
  "image": {
    "type": "array",
    "items": {
      "type": "number"
    }
  },
  "mask": {
    "type": "array",
    "items": {
      "type": "number"
    }
  },
  "num_steps": {
    "type": "integer",
    "default": 20,
    "maximum": 20
  },
  "strength": {
    "type": "number",
    "default": 1
  },
  "guidance": {
    "type": "number",
    "default": 7.5
  }
},
"required": [
  "prompt"
]
}

{
"type": "string",
"contentType": "image/png",
"format": "binary"
}