import type { Format, TokenizeResult } from './types.js';
export interface EmpiricalCountResult {
    count: number;
    exact: true;
    source: 'anthropic-count' | 'cohere-tokenize' | 'gemini-count' | 'tiktoken-o200k';
}
export interface EmpiricalEnv {
    anthropicApiKey?: string;
    cohereApiKey?: string;
    googleApiKey?: string;
    mistralApiKey?: string;
    openaiApiKey?: string;
}
export interface TokenizeEmpiricalOptions {
    env: EmpiricalEnv;
    format: Format;
    modelId: string;
    prompt: string;
}
export declare const tokenizeEmpirical: (options: TokenizeEmpiricalOptions) => Promise<TokenizeResult>;
export interface TokenizeMatrixEmpiricalOptions {
    env: EmpiricalEnv;
    formats: readonly Format[];
    modelIds: readonly string[];
    prompt: string;
}
export declare const tokenizeMatrixEmpirical: (options: TokenizeMatrixEmpiricalOptions) => Promise<TokenizeResult[]>;
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