Function buildImageGenerationProvider

src/index.ts:1084–1170

* Build the ImageGenerationProvider that registers BlockRun image models * with OpenClaw's native image generation UI. * Delegates to the local proxy (which handles x402 payment).

()

 * Delegates to the local proxy (which handles x402 payment).
 */
function buildImageGenerationProvider(): ImageGenerationProviderPlugin {
  return {
    id: "blockrun",
    label: "BlockRun",
    defaultModel: "google/nano-banana",
    models: [
      "google/nano-banana",
      "google/nano-banana-pro",
      "openai/gpt-image-1",
      "openai/dall-e-3",
      "black-forest/flux-1.1-pro",
      "xai/grok-imagine-image",
      "xai/grok-imagine-image-pro",
      "zai/cogview-4",
    ],
    capabilities: {
      generate: {
        maxCount: 1,
        supportsSize: true,
        supportsAspectRatio: false,
        supportsResolution: false,
      },
      // Only openai/gpt-image-1 supports edit server-side; OpenClaw's UI picks a
      // compatible model at edit time via /v1/images/image2image.
      edit: { enabled: true },
      geometry: {
        sizes: [
          "512x512",
          "768x768",
          "768x1344",
          "1024x1024",
          "1216x832",
          "1344x768",
          "1440x1440",
          "1536x1024",
          "1024x1536",
          "1792x1024",
          "1024x1792",
          "2048x2048",
          "4096x4096",
        ],
      },
    },
    isConfigured: () => existsSync(WALLET_FILE),
    generateImage: async (req: ImageGenerationRequest) => {
      const port = getProxyPort();
      const body = JSON.stringify({
        model: req.model,
        prompt: req.prompt,
        size: req.size ?? "1024x1024",
        n: req.count ?? 1,
      });
      const resp = await fetch(`http://127.0.0.1:${port}/v1/images/generations`, {
        method: "POST",
        headers: { "content-type": "application/json" },
        body,
        signal: req.timeoutMs ? AbortSignal.timeout(req.timeoutMs) : undefined,
      });