import * as z from "zod/v4";
import { Result as SafeParseResult } from "../types/fp.js";
import { SDKValidationError } from "./errors/sdkvalidationerror.js";
export type AnthropicThinkingBlock = {
    signature: string;
    thinking: string;
    type: "thinking";
};
/** @internal */
export declare const AnthropicThinkingBlock$inboundSchema: z.ZodType<AnthropicThinkingBlock, unknown>;
export declare function anthropicThinkingBlockFromJSON(jsonString: string): SafeParseResult<AnthropicThinkingBlock, SDKValidationError>;
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