import { z } from 'zod';
/**
 * Describes a message issued to or received from an LLM API.
 */
export declare const samplingMessageSchema: z.ZodObject<{
    role: z.ZodEnum<["user", "assistant"]>;
    content: z.ZodUnion<[z.ZodObject<{
        type: z.ZodLiteral<"text">;
        text: z.ZodString;
        annotations: z.ZodOptional<z.ZodObject<{
            audience: z.ZodOptional<z.ZodArray<z.ZodEnum<["user", "assistant"]>, "many">>;
            priority: z.ZodOptional<z.ZodNumber>;
        }, "strip", z.ZodTypeAny, {
            audience?: ("user" | "assistant")[] | undefined;
            priority?: number | undefined;
        }, {
            audience?: ("user" | "assistant")[] | undefined;
            priority?: number | undefined;
        }>>;
    }, "strip", z.ZodTypeAny, {
        text: string;
        type: "text";
        annotations?: {
            audience?: ("user" | "assistant")[] | undefined;
            priority?: number | undefined;
        } | undefined;
    }, {
        text: string;
        type: "text";
        annotations?: {
            audience?: ("user" | "assistant")[] | undefined;
            priority?: number | undefined;
        } | undefined;
    }>, z.ZodObject<{
        type: z.ZodLiteral<"image">;
        data: z.ZodString;
        mimeType: z.ZodString;
        annotations: z.ZodOptional<z.ZodObject<{
            audience: z.ZodOptional<z.ZodArray<z.ZodEnum<["user", "assistant"]>, "many">>;
            priority: z.ZodOptional<z.ZodNumber>;
        }, "strip", z.ZodTypeAny, {
            audience?: ("user" | "assistant")[] | undefined;
            priority?: number | undefined;
        }, {
            audience?: ("user" | "assistant")[] | undefined;
            priority?: number | undefined;
        }>>;
    }, "strip", z.ZodTypeAny, {
        data: string;
        type: "image";
        mimeType: string;
        annotations?: {
            audience?: ("user" | "assistant")[] | undefined;
            priority?: number | undefined;
        } | undefined;
    }, {
        data: string;
        type: "image";
        mimeType: string;
        annotations?: {
            audience?: ("user" | "assistant")[] | undefined;
            priority?: number | undefined;
        } | undefined;
    }>, z.ZodObject<{
        type: z.ZodLiteral<"audio">;
        data: z.ZodString;
        mimeType: z.ZodString;
        annotations: z.ZodOptional<z.ZodObject<{
            audience: z.ZodOptional<z.ZodArray<z.ZodEnum<["user", "assistant"]>, "many">>;
            priority: z.ZodOptional<z.ZodNumber>;
        }, "strip", z.ZodTypeAny, {
            audience?: ("user" | "assistant")[] | undefined;
            priority?: number | undefined;
        }, {
            audience?: ("user" | "assistant")[] | undefined;
            priority?: number | undefined;
        }>>;
    }, "strip", z.ZodTypeAny, {
        data: string;
        type: "audio";
        mimeType: string;
        annotations?: {
            audience?: ("user" | "assistant")[] | undefined;
            priority?: number | undefined;
        } | undefined;
    }, {
        data: string;
        type: "audio";
        mimeType: string;
        annotations?: {
            audience?: ("user" | "assistant")[] | undefined;
            priority?: number | undefined;
        } | undefined;
    }>]>;
}, "strip", z.ZodTypeAny, {
    content: {
        data: string;
        type: "audio";
        mimeType: string;
        annotations?: {
            audience?: ("user" | "assistant")[] | undefined;
            priority?: number | undefined;
        } | undefined;
    } | {
        data: string;
        type: "image";
        mimeType: string;
        annotations?: {
            audience?: ("user" | "assistant")[] | undefined;
            priority?: number | undefined;
        } | undefined;
    } | {
        text: string;
        type: "text";
        annotations?: {
            audience?: ("user" | "assistant")[] | undefined;
            priority?: number | undefined;
        } | undefined;
    };
    role: "user" | "assistant";
}, {
    content: {
        data: string;
        type: "audio";
        mimeType: string;
        annotations?: {
            audience?: ("user" | "assistant")[] | undefined;
            priority?: number | undefined;
        } | undefined;
    } | {
        data: string;
        type: "image";
        mimeType: string;
        annotations?: {
            audience?: ("user" | "assistant")[] | undefined;
            priority?: number | undefined;
        } | undefined;
    } | {
        text: string;
        type: "text";
        annotations?: {
            audience?: ("user" | "assistant")[] | undefined;
            priority?: number | undefined;
        } | undefined;
    };
    role: "user" | "assistant";
}>;
//# sourceMappingURL=sampling-message.d.ts.map