import * as z from "zod/v3";
import { Result as SafeParseResult } from "../../types/fp.js";
import { SDKValidationError } from "../errors/sdkvalidationerror.js";
/**
 * Breakdown of completion tokens by type
 */
export type CompletionTokensDetails = {
    /**
     * Number of tokens used for reasoning
     */
    reasoningTokens?: number | undefined;
    /**
     * Number of tokens used for audio
     */
    audioTokens?: number | undefined;
};
/**
 * Usage statistics for the completion request
 */
export type OpenAIChatCompletionUsage = {
    /**
     * Number of tokens in the prompt
     */
    promptTokens: number;
    /**
     * Number of tokens in the generated completion
     */
    completionTokens: number;
    /**
     * Total number of tokens used in the request (prompt + completion)
     */
    totalTokens: number;
    /**
     * Breakdown of completion tokens by type
     */
    completionTokensDetails?: CompletionTokensDetails | undefined;
};
/** @internal */
export declare const CompletionTokensDetails$inboundSchema: z.ZodType<CompletionTokensDetails, z.ZodTypeDef, unknown>;
/** @internal */
export type CompletionTokensDetails$Outbound = {
    reasoning_tokens?: number | undefined;
    audio_tokens?: number | undefined;
};
/** @internal */
export declare const CompletionTokensDetails$outboundSchema: z.ZodType<CompletionTokensDetails$Outbound, z.ZodTypeDef, CompletionTokensDetails>;
export declare function completionTokensDetailsToJSON(completionTokensDetails: CompletionTokensDetails): string;
export declare function completionTokensDetailsFromJSON(jsonString: string): SafeParseResult<CompletionTokensDetails, SDKValidationError>;
/** @internal */
export declare const OpenAIChatCompletionUsage$inboundSchema: z.ZodType<OpenAIChatCompletionUsage, z.ZodTypeDef, unknown>;
/** @internal */
export type OpenAIChatCompletionUsage$Outbound = {
    prompt_tokens: number;
    completion_tokens: number;
    total_tokens: number;
    completion_tokens_details?: CompletionTokensDetails$Outbound | undefined;
};
/** @internal */
export declare const OpenAIChatCompletionUsage$outboundSchema: z.ZodType<OpenAIChatCompletionUsage$Outbound, z.ZodTypeDef, OpenAIChatCompletionUsage>;
export declare function openAIChatCompletionUsageToJSON(openAIChatCompletionUsage: OpenAIChatCompletionUsage): string;
export declare function openAIChatCompletionUsageFromJSON(jsonString: string): SafeParseResult<OpenAIChatCompletionUsage, SDKValidationError>;
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