import * as z from "zod/v3";
import { Result as SafeParseResult } from "../../types/fp.js";
import { SDKValidationError } from "../errors/sdkvalidationerror.js";
export type CheckpointMetrics = {
    step?: number | null | undefined;
    trainLoss?: number | null | undefined;
    trainMeanTokenAccuracy?: number | null | undefined;
    validLoss?: number | null | undefined;
    validMeanTokenAccuracy?: number | null | undefined;
    fullValidLoss?: number | null | undefined;
    fullValidMeanTokenAccuracy?: number | null | undefined;
};
/** @internal */
export declare const CheckpointMetrics$inboundSchema: z.ZodType<CheckpointMetrics, z.ZodTypeDef, unknown>;
/** @internal */
export type CheckpointMetrics$Outbound = {
    step?: number | null | undefined;
    train_loss?: number | null | undefined;
    train_mean_token_accuracy?: number | null | undefined;
    valid_loss?: number | null | undefined;
    valid_mean_token_accuracy?: number | null | undefined;
    full_valid_loss?: number | null | undefined;
    full_valid_mean_token_accuracy?: number | null | undefined;
};
/** @internal */
export declare const CheckpointMetrics$outboundSchema: z.ZodType<CheckpointMetrics$Outbound, z.ZodTypeDef, CheckpointMetrics>;
export declare function checkpointMetricsToJSON(checkpointMetrics: CheckpointMetrics): string;
export declare function checkpointMetricsFromJSON(jsonString: string): SafeParseResult<CheckpointMetrics, SDKValidationError>;
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