packages/agent-core-v2/src/agent/tokenCounting/tokenCounting.ts

import type { Message } from '#/llm-adapter/contract/message';
import type { ToolDescription as Tool } from '#human/llm/message';

export type TokenCountingStrategy = 'measured+estimated' | 'measured' | 'estimated';

export interface ContextSize {
  readonly size: number;
  readonly measured: number;
  readonly estimated: number;
}

export interface TokenCountingRequest {
  readonly systemPrompt: string;
  readonly tools: readonly Tool[];
  readonly messages: readonly Message[];
}