/**
 * Token distribution breakdown for a session round.
 * Pure data model shared by V1/V2 shells.
 */
export interface TokenDist {
    system: number;
    user: number;
    agent: number;
    toolCall: number;
    toolResult: number;
    output: number;
    reasoning: number;
    apiOutput: number;
    apiInput: number;
    stepCost: number;
    stepCount: number;
}