import { NodeType } from './legacy-step.types';
export declare enum TransactionLoggingMethod {
    js_langchain = "js_langchain",
    js_logger = "js_logger"
}
export interface TransactionRecord {
    latency_ms?: number;
    status_code?: number;
    input_text: string;
    output_text?: string;
    tools?: string;
    model?: string;
    num_input_tokens?: number;
    num_output_tokens?: number;
    num_total_tokens?: number;
    finish_reason?: string;
    node_id: string;
    chain_id?: string;
    chain_root_id?: string;
    output_logprobs?: Record<string, unknown>;
    created_at: string;
    tags?: string[];
    user_metadata?: Record<string, unknown>;
    temperature?: number;
    node_type: NodeType;
    has_children: boolean;
    time_to_first_token_ms?: number;
    version?: string;
}
export interface TransactionRecordBatch {
    records: TransactionRecord[];
    logging_method: TransactionLoggingMethod;
    client_version: string;
}