cost-claude/dist/types/index.d.ts

Claude Code cost monitoring, analytics, and optimization toolkit

export interface TokenUsage {
    input_tokens: number;
    output_tokens: number;
    cache_creation_input_tokens: number;
    cache_read_input_tokens: number;
}
export interface ClaudeMessage {
    type: 'user' | 'assistant' | 'summary';
    summary?: string;
    leafUuid?: string;
    parentUuid?: string | null;
    isSidechain?: boolean;
    userType?: string;
    cwd?: string;
    sessionId?: string;
    version?: string;
    message?: string | MessageContent;
    uuid: string;
    timestamp: string;
    costUSD?: number | null;
    durationMs?: number | null;
    toolUseResult?: string | null;
    isMeta?: boolean | null;
    isApiErrorMessage?: boolean | null;
}
export interface MessageContent {
    role: 'user' | 'assistant';
    content: string | Array<{
        type: string;
        text: string;
    }>;
    id?: string;
    type?: string;
    model?: string;
    stop_reason?: string;
    stop_sequence?: string | null;
    usage?: TokenUsage & {
        service_tier?: string;
        server_tool_use?: any;
    };
    ttftMs?: number;
}
export interface RateConfig {
    input: number;
    output: number;
    cacheCreation: number;
    cacheRead: number;
    perTokens: number;
    currency: string;
    lastUpdated: string;
}
export interface CostBreakdown {
    inputTokensCost: number;
    outputTokensCost: number;
    cacheCreationCost: number;
    cacheReadCost: number;
    totalCost: number;
}
export interface SessionStats {
    sessionId: string;
    totalCost: number;
    messageCount: number;
    startTime: string;
    endTime: string;
    duration: number;
    tokens: TokenUsage;
    cacheEfficiency: number;
}
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