import type * as SarvamAI from "../index.mjs";
export interface CompletionUsage {
    /** Number of tokens in the generated completion. */
    completion_tokens: number;
    /** Number of tokens in the prompt. */
    prompt_tokens: number;
    /** Total number of tokens used in the request (prompt + completion). */
    total_tokens: number;
    completion_tokens_details?: SarvamAI.CompletionTokensDetails | undefined;
    /** `null` on a cache miss. On a hit, includes `cached_tokens`. Treat a missing object and `cached_tokens: 0` as different when computing cache-hit rates. */
    prompt_tokens_details?: CompletionUsage.PromptTokensDetails | undefined;
}
export declare namespace CompletionUsage {
    interface PromptTokensDetails {
        /** Prompt tokens served from cache and billed at the cached-input rate. */
        cached_tokens?: number | undefined;
        /** Accepts any additional properties */
        [key: string]: any;
    }
}