import type { NodeWithScore } from "../Node.js";
import type { MessageContent } from "../llm/types.js";
export interface BaseNodePostprocessor {
    /**
     * Send message along with the class's current chat history to the LLM.
     * This version returns a promise for asynchronous operation.
     * @param nodes Array of nodes with scores.
     * @param query Optional query string.
     */
    postprocessNodes(nodes: NodeWithScore[], query?: MessageContent): Promise<NodeWithScore[]>;
}