diff --git a/manifest.json b/manifest.json
index 5f27c38..e7d97bc 100644
--- a/manifest.json
+++ b/manifest.json
@@ -1,7 +1,7 @@
 {
 	"id": "smart-seeker",
 	"name": "Smart Seeker",
-	"version": "0.0.12",
+	"version": "0.0.13",
 	"minAppVersion": "0.15.0",
 	"description": "Demonstrates some of the capabilities of the Obsidian API.",
 	"author": "Obsidian",
diff --git a/package.json b/package.json
index f357f63..273df3b 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
 	"name": "smart-seeker",
-	"version": "0.0.12",
+	"version": "0.0.13",
 	"description": "An Obsidian plugin that enables fast and intelligent note search using RAG (Retrieval Augmented Generation) with Pinecone vector database and OpenAI",
 	"main": "main.js",
 	"scripts": {
diff --git a/src/helpers/document/DocumentProcessor.ts b/src/helpers/document/DocumentProcessor.ts
index 832d542..064b135 100644
--- a/src/helpers/document/DocumentProcessor.ts
+++ b/src/helpers/document/DocumentProcessor.ts
@@ -20,13 +20,6 @@ import { getFileNameSafe } from "../utils/fileUtils";
 import getEmbeddingModel from "../utils/getEmbeddingModel";
 import { createContentHash, createHash } from "../utils/hash";
 
-interface ProcessingResult {
-	totalDocuments: number; // 입력된 전체 문서 수
-	processedDocuments: number; // 처리된 문서 수
-	skippedDocuments: number; // 건너뛴 문서 수
-	processedChunks: number; // 처리된 청크 수
-}
-
 interface DocumentChunk {
 	ids: string[];
 	chunks: Document[];
@@ -70,81 +63,11 @@ export default class DocumentProcessor {
 		return pinecone.Index(settings.selectedIndex);
 	}
 
-	// 기존 파인콘DB에 있는 문서는 필터링한다.
-	async filterDocuments(documents: Document[]): Promise<Document[]> {
-		if (!documents?.length) return [];
-
-		try {
-			const documentIds = this.generateDocumentIds(documents);
-			const existingHashes = await this.fetchExistingHashes(documentIds);
-
-			return documents.filter((doc) => !existingHashes.has(doc.metadata.hash));
-		} catch (error) {
-			this.logger.error("Error filtering documents:", error);
-		}
-
-		return [];
-	}
-
-	private async fetchExistingHashes(
-		documentIds: string[],
-	): Promise<Set<string>> {
-		const { records } = await this.pineconeIndex.fetch(documentIds);
-		return new Set(
-			Object.values(records).map(
-				(record) => (record.metadata as { hash: string }).hash,
-			),
-		);
-	}
-
 	private generateDocumentIds(documents: Document[]): string[] {
 		return documents.map((doc) => `${doc.metadata.id}-0`);
 	}
 
-	async processSingleDocument(document: Document) {
-		const { ids, chunks } = await this.createChunks([document]);
-		this.logger.debug("chunks", chunks);
-		return await this.saveToVectorStore(chunks, ids);
-	}
-
-	async processSingleFile(file: TFile) {
-		const document = await this.createDocument(file);
-		const { ids, chunks } = await this.createChunks([document]);
-		return await this.saveToVectorStore(chunks, ids);
-	}
-
-	async processDocuments(documents: Document[]): Promise<ProcessingResult> {
-		try {
-			const totalDocuments = documents.length;
-			const filteredDocs = await this.filterDocuments(documents);
-			this.logger.debug("Filtered documents count:", filteredDocs.length);
-
-			if (!filteredDocs.length) {
-				return {
-					totalDocuments: totalDocuments,
-					processedDocuments: 0,
-					skippedDocuments: totalDocuments,
-					processedChunks: 0,
-				};
-			}
-
-			const { ids, chunks } = await this.createChunks(filteredDocs);
-			console.log("chunks", chunks);
-			await this.saveToVectorStore(chunks, ids);
-
-			return {
-				totalDocuments: totalDocuments,
-				processedDocuments: filteredDocs.length,
-				skippedDocuments: totalDocuments - filteredDocs.length,
-				processedChunks: chunks.length,
-			};
-		} catch (error) {
-			this.logger.error("Error processing documents:", error);
-			throw error;
-		}
-	}
-
-	async createDocumentsFromFiles(
+	private async createDocumentsFromFiles(
 		files: TFile[],
 	): Promise<Document<NoteMetadata>[]> {
 		const documents: Document<NoteMetadata>[] = [];
@@ -155,13 +78,7 @@ export default class DocumentProcessor {
 		return documents;
 	}
 
-	async processMultiFiles(files: TFile[]) {
-		const documents = await this.createDocumentsFromFiles(files);
-		const { ids, chunks } = await this.createChunks(documents);
-		await this.saveToVectorStore(chunks, ids);
-	}
-
-	async createChunks(documents: Document[]): Promise<DocumentChunk> {
+	private async createChunks(documents: Document[]): Promise<DocumentChunk> {
 		const result: DocumentChunk = { ids: [], chunks: [] };
 
 		for (const document of documents) {
@@ -181,7 +98,7 @@ export default class DocumentProcessor {
 		return result;
 	}
 
-	async saveToVectorStore(
+	private async saveToVectorStore(
 		chunks: Document[],
 		ids: string[],
 	): Promise<string[]> {
@@ -193,7 +110,7 @@ export default class DocumentProcessor {
 		return await vectorStore.addDocuments(chunks, { ids });
 	}
 
-	private async filterDocumentsByQuery(documents: Document[]) {
+	async filterDocumentsByQuery(documents: Document[]) {
 		const filterPromises = documents.map(async (doc) => {
 			try {
 				const queryResult = await this.pineconeIndex.query({
@@ -223,7 +140,7 @@ export default class DocumentProcessor {
 		return results.filter((doc): doc is Document => doc !== null);
 	}
 
-	public async createDocument(file: TFile) {
+	private async createDocument(file: TFile) {
 		const content = await this.plugin.app.vault.cachedRead(file);
 		const hash = await createContentHash(content);
 		const id = await createHash(file.path);
@@ -254,4 +171,37 @@ export default class DocumentProcessor {
 		console.log("--→ document", document);
 		return document;
 	}
+
+	// 기존 파인콘DB에 있는 문서는 필터링한다.
+	public async filterDocuments(documents: Document[]): Promise<Document[]> {
+		if (!documents?.length) return [];
+
+		try {
+			const documentIds = this.generateDocumentIds(documents);
+			const { records } = await this.pineconeIndex.fetch(documentIds);
+			const existingHashes = new Set(
+				Object.values(records).map(
+					(record) => (record.metadata as { hash: string }).hash,
+				),
+			);
+
+			return documents.filter((doc) => !existingHashes.has(doc.metadata.hash));
+		} catch (error) {
+			this.logger.error("Error filtering documents:", error);
+		}
+
+		return [];
+	}
+
+	public async processSingleFile(file: TFile) {
+		const document = await this.createDocument(file);
+		const { ids, chunks } = await this.createChunks([document]);
+		return await this.saveToVectorStore(chunks, ids);
+	}
+
+	public async processMultiFiles(files: TFile[]): Promise<string[]> {
+		const documents = await this.createDocumentsFromFiles(files);
+		const { ids, chunks } = await this.createChunks(documents);
+		return await this.saveToVectorStore(chunks, ids);
+	}
 }
diff --git a/src/main.ts b/src/main.ts
index d0fb86f..225a023 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -332,10 +332,7 @@ export default class SmartSeekerPlugin extends Plugin {
 			return;
 		}
 
-		if (Object.keys(this.taskQueue).length === 0) {
-			this.logger.debug("📭 처리할 taskQueue가 없습니다.");
-			return;
-		}
+		if (Object.keys(this.taskQueue).length === 0) return;
 
 		this.isProcessing = true;
 
@@ -345,41 +342,21 @@ export default class SmartSeekerPlugin extends Plugin {
 			}
 
 			const files = Object.values(this.taskQueue);
-			const documents =
-				await this.documentProcessor.createDocumentsFromFiles(files);
-			const filteredDocs =
-				await this.documentProcessor.filterDocuments(documents);
-			const totalCount = documents.length;
-			const filterdCount = filteredDocs.length;
-			if (filteredDocs.length === 0) {
-				new Notice(
-					this.createResultMessage(totalCount, filterdCount, totalCount),
-					5000,
-				);
-			}
+			await this.documentProcessor.processMultiFiles(files);
+			const totalCount = files.length;
 
-			const { ids, chunks } =
-				await this.documentProcessor.createChunks(filteredDocs);
-			await this.documentProcessor.saveToVectorStore(chunks, ids);
+			this.logger.debug(`${totalCount} notes successfully saved to PineconeDB`);
 
-			this.logger.debug(
-				`${filterdCount} notes successfully saved to PineconeDB`,
-			);
-
-			new Notice(
-				this.createResultMessage(totalCount, filterdCount, totalCount),
-				5000,
-			);
+			new Notice(`📊 총 ${totalCount}개 노트 처리`, 5000);
 
 			// 처리된 노트 제거
 			for (const file of files) {
 				delete this.taskQueue[file.path];
 			}
 		} catch (error) {
-			const errorMessage =
-				error instanceof Error ? error.message : "Unknown error";
-			this.logger.error(`Failed to process notes: ${errorMessage}`);
-			new Notice(`Failed to save notes: ${errorMessage}`);
+			this.logger.error(
+				`Failed to process notes: ${error?.message || error.toString()}`,
+			);
 		} finally {
 			this.isProcessing = false;
 		}
diff --git a/versions.json b/versions.json
index 1c3c0d1..d79e934 100644
--- a/versions.json
+++ b/versions.json
@@ -10,5 +10,6 @@
 	"0.0.9": "0.15.0",
 	"0.0.10": "0.15.0",
 	"0.0.11": "0.15.0",
-	"0.0.12": "0.15.0"
+	"0.0.12": "0.15.0",
+	"0.0.13": "0.15.0"
 }
\ No newline at end of file