import type { ImageGenerationQuality, ImageGenerationSize, ImageOutputFormat } from '../config.ts';
import type { VisionAttachmentView } from './model.ts';
/** Browser projection of one image generation or edit operation. */
export type GenerationView = {
    id: string;
    createdAt: number;
    durationMs: number;
    operation: 'generate' | 'edit';
    backendId: string;
    model: string;
    prompt: string;
    sourceAttachments: VisionAttachmentView[];
    size: ImageGenerationSize;
    quality: ImageGenerationQuality;
    outputFormat: ImageOutputFormat;
} & ({
    status: 'success';
    outputAttachment: VisionAttachmentView;
} | {
    status: 'error';
    error: string;
});
/** Validate the generation-history response before rendering it. */
export declare function parseGenerationsPayload(value: unknown): GenerationView[];
/** Build the session-scoped generation-list endpoint. */
export declare function generationsUrl(sessionId: string): string;
/** Build the session-authorized generated-image preview endpoint. */
export declare function generatedImageUrl(sessionId: string, id: string): string;
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