/** Normalized transcript message shared across session readers. */
export interface TranscriptMsg {
    role: 'user' | 'assistant' | 'system' | 'tool';
    text: string;
    ts?: number;
}
/** Compact usage snapshot forwarded to pixel-office (all ints, pct 0..100). */
export interface UsagePayload {
    tokens: number;
    inputTokens: number;
    outputTokens: number;
    contextTokens: number;
    contextPct: number;
}
/** One catalog entry for a provider's supported models. */
export interface ModelInfo {
    id: string;
    label: string;
    contextLimit: number;
}
/** Workspace-scoped session descriptor (newest-first lists). */
export interface SessionRecord {
    id: string;
    name?: string;
    cwd?: string;
    updated: number;
    file?: string;
    msgs?: number;
}
export type { HookEvent } from './ProviderNormalizer';