import type { ClientFn } from "../types/core";
import type { DocumentAnnotation } from "./types";
/**
 * Parameters to add a document annotation
 */
export interface AddDocumentAnnotationParams extends ClientFn {
    documentAnnotation: DocumentAnnotation;
    /**
     * If true, the request will be fulfilled synchronously and return the annotation ID.
     * If false, the request will be processed asynchronously and return null.
     * @default false
     */
    sync?: boolean;
}
/**
 * Add an annotation to a document within a span.
 *
 * The annotation can be of type "LLM", "CODE", or "HUMAN" and can include a label, score, explanation, and metadata.
 * At least one of label, score, or explanation must be provided.
 *
 * @param params - The parameters to add a document annotation
 * @returns The ID of the created annotation
 *
 * @example
 * ```ts
 * const result = await addDocumentAnnotation({
 *   documentAnnotation: {
 *     spanId: "123abc",
 *     documentPosition: 0,
 *     name: "relevance_score",
 *     label: "relevant",
 *     score: 0.95,
 *     annotatorKind: "LLM",
 *     explanation: "Document is highly relevant to the query",
 *     metadata: {
 *       model: "gpt-4"
 *     }
 *   }
 * });
 * ```
 */
export declare function addDocumentAnnotation({ client: _client, documentAnnotation, sync, }: AddDocumentAnnotationParams): Promise<{
    id: string;
} | null>;
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