export interface ProviderUsageInput {
    /** Stable within one provider session/turn. The bridge scopes it to agent + item. */
    sourceId: string;
    occurredAt?: string;
    model?: string;
    accountId?: string;
    inputTokens?: number;
    cacheReadInputTokens?: number;
    cacheCreationInputTokens?: number;
    outputTokens?: number;
    /** A detail dimension already included in outputTokens; never added to totals. */
    reasoningOutputTokens?: number;
    /** Provider-authoritative total when available. */
    totalTokens?: number;
}
export interface TokenUsageTotals {
    inputTokens: number;
    cacheReadInputTokens: number;
    cacheCreationInputTokens: number;
    outputTokens: number;
    reasoningOutputTokens: number;
    totalTokens: number;
}
export interface AgentTokenUsageDay extends TokenUsageTotals {
    date: string;
    reportedRuns: number;
    unknownRuns: number;
}
export interface AgentTokenUsageSummary extends TokenUsageTotals {
    agentId: string;
    agentName: string;
    avatarUrl?: string;
    coverageStartedAt?: string;
    days: AgentTokenUsageDay[];
    reportedRuns: number;
    unknownRuns: number;
}
export interface AgentTokenUsageReport extends TokenUsageTotals {
    agents: AgentTokenUsageSummary[];
    from: string;
    through: string;
    timezone: string;
    reportedRuns: number;
    unknownRuns: number;
}
export declare const EMPTY_TOKEN_USAGE_TOTALS: TokenUsageTotals;
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