diff --git a/backend/internal/handlers/objects.go b/backend/internal/handlers/objects.go
index cc1ef94..56bd2c7 100644
--- a/backend/internal/handlers/objects.go
+++ b/backend/internal/handlers/objects.go
@@ -519,8 +519,8 @@ func (h *ObjectHandler) GetPresignedURL(c fiber.Ctx) error {
 //	@Tags			Objects
 //	@Accept			json
 //	@Produce		json
-//	@Param			bucket	path		string															true	"Name of the bucket containing the objects"
-//	@Param			request	body		object{keys=[]string,prefix=string}								true	"List of object keys to delete and optional prefix for path context"
+//	@Param			bucket	path		string																true	"Name of the bucket containing the objects"
+//	@Param			request	body		object{keys=[]string,prefixes=[]string}								true	"Object keys to delete and/or folder prefixes to delete recursively"
 //	@Success		200		{object}	models.APIResponse{data=models.ObjectDeleteMultipleResponse}	"Successfully deleted the objects"
 //	@Failure		400		{object}	models.APIResponse{error=models.APIError}						"Invalid request parameters"
 //	@Failure		404		{object}	models.APIResponse{error=models.APIError}						"Bucket not found"
@@ -537,10 +537,11 @@ func (h *ObjectHandler) DeleteMultipleObjects(c fiber.Ctx) error {
 		)
 	}
 
-	// Parse request body to get keys and optional prefix
+	// Parse request body. "keys" are concrete objects to delete; "prefixes" are
+	// folders to delete recursively (every object stored under the prefix).
 	var req struct {
-		Keys   []string `json:"keys"`
-		Prefix string   `json:"prefix,omitempty"`
+		Keys     []string `json:"keys"`
+		Prefixes []string `json:"prefixes,omitempty"`
 	}
 	if err := c.Bind().JSON(&req); err != nil {
 		return c.Status(fiber.StatusBadRequest).JSON(
@@ -548,23 +549,61 @@ func (h *ObjectHandler) DeleteMultipleObjects(c fiber.Ctx) error {
 		)
 	}
 
-	if len(req.Keys) == 0 {
+	if len(req.Keys) == 0 && len(req.Prefixes) == 0 {
 		return c.Status(fiber.StatusBadRequest).JSON(
-			models.ErrorResponse(models.ErrCodeBadRequest, "At least one key is required"),
+			models.ErrorResponse(models.ErrCodeBadRequest, "At least one key or prefix is required"),
 		)
 	}
 
-	// Delete multiple objects
-	if err := h.s3Service.DeleteMultipleObjects(ctx, bucketName, req.Keys); err != nil {
-		return c.Status(fiber.StatusInternalServerError).JSON(
-			models.ErrorResponse(models.ErrCodeDeleteFailed, "Failed to delete objects: "+err.Error()),
-		)
+	// Validate and normalize folder prefixes before running an irreversible
+	// recursive delete on a public endpoint. A blank prefix would match the
+	// entire bucket, and a prefix without a trailing slash (e.g. "photos/2024")
+	// would also match sibling keys such as "photos/2024-old/...". Reject blanks
+	// with a 4XX and force a trailing slash so a prefix only ever deletes the
+	// objects inside its own folder.
+	prefixes := make([]string, 0, len(req.Prefixes))
+	for _, p := range req.Prefixes {
+		trimmed := strings.TrimSpace(p)
+		if trimmed == "" {
+			return c.Status(fiber.StatusBadRequest).JSON(
+				models.ErrorResponse(models.ErrCodeBadRequest, "Prefix must not be blank"),
+			)
+		}
+		if !strings.HasSuffix(trimmed, "/") {
+			trimmed += "/"
+		}
+		prefixes = append(prefixes, trimmed)
+	}
+
+	deleted := 0
+
+	// Delete the individually selected objects in a single batch call.
+	if len(req.Keys) > 0 {
+		n, err := h.s3Service.DeleteMultipleObjects(ctx, bucketName, req.Keys)
+		if err != nil {
+			return c.Status(fiber.StatusInternalServerError).JSON(
+				models.ErrorResponse(models.ErrCodeDeleteFailed, "Failed to delete objects: "+err.Error()),
+			)
+		}
+		deleted += n
+	}
+
+	// Recursively delete every object under each selected folder prefix.
+	for _, prefix := range prefixes {
+		n, err := h.s3Service.DeleteObjectsByPrefix(ctx, bucketName, prefix)
+		if err != nil {
+			return c.Status(fiber.StatusInternalServerError).JSON(
+				models.ErrorResponse(models.ErrCodeDeleteFailed, "Failed to delete folder "+prefix+": "+err.Error()),
+			)
+		}
+		deleted += n
 	}
 
 	response := models.ObjectDeleteMultipleResponse{
-		Bucket:  bucketName,
-		Deleted: len(req.Keys),
-		Keys:    req.Keys,
+		Bucket:   bucketName,
+		Deleted:  deleted,
+		Keys:     req.Keys,
+		Prefixes: prefixes,
 	}
 
 	return c.JSON(models.SuccessResponse(response))
diff --git a/backend/internal/handlers/objects_test.go b/backend/internal/handlers/objects_test.go
index 2c7b783..00b72f8 100644
--- a/backend/internal/handlers/objects_test.go
+++ b/backend/internal/handlers/objects_test.go
@@ -565,11 +565,11 @@ func TestUploadObject_ServiceError500(t *testing.T) {
 
 func TestDeleteMultipleObjects_Success(t *testing.T) {
 	app, s3 := newObjectsTestApp(t)
-	s3.DeleteMultipleObjectsFn = func(_ context.Context, bucket string, keys []string) error {
+	s3.DeleteMultipleObjectsFn = func(_ context.Context, bucket string, keys []string) (int, error) {
 		if bucket != "b1" || len(keys) != 3 {
 			t.Errorf("args = (%q, %v)", bucket, keys)
 		}
-		return nil
+		return len(keys), nil
 	}
 	body, _ := json.Marshal(map[string]any{"keys": []string{"a", "b", "c"}})
 	req := httptest.NewRequest(http.MethodPost, "/buckets/b1/objects/delete-multiple", bytes.NewReader(body))
@@ -591,6 +591,81 @@ func TestDeleteMultipleObjects_Success(t *testing.T) {
 	}
 }
 
+func TestDeleteMultipleObjects_Prefixes_Recursive(t *testing.T) {
+	app, s3 := newObjectsTestApp(t)
+	s3.DeleteObjectsByPrefixFn = func(_ context.Context, bucket, prefix string) (int, error) {
+		if bucket != "b1" || prefix != "docs/" {
+			t.Errorf("args = (%q, %q)", bucket, prefix)
+		}
+		return 4, nil
+	}
+	body, _ := json.Marshal(map[string]any{"prefixes": []string{"docs/"}})
+	req := httptest.NewRequest(http.MethodPost, "/buckets/b1/objects/delete-multiple", bytes.NewReader(body))
+	req.Header.Set("Content-Type", "application/json")
+	resp, err := app.Test(req)
+	if err != nil {
+		t.Fatalf("app.Test: %v", err)
+	}
+	defer resp.Body.Close()
+	if resp.StatusCode != http.StatusOK {
+		t.Fatalf("status = %d", resp.StatusCode)
+	}
+	var out struct {
+		Data models.ObjectDeleteMultipleResponse `json:"data"`
+	}
+	decodeJSON(t, resp.Body, &out)
+	if out.Data.Deleted != 4 {
+		t.Errorf("Deleted = %d, want 4", out.Data.Deleted)
+	}
+}
+
+func TestDeleteMultipleObjects_KeysAndPrefixes(t *testing.T) {
+	app, s3 := newObjectsTestApp(t)
+	s3.DeleteMultipleObjectsFn = func(_ context.Context, _ string, keys []string) (int, error) {
+		if len(keys) != 2 {
+			t.Errorf("keys = %v", keys)
+		}
+		return len(keys), nil
+	}
+	s3.DeleteObjectsByPrefixFn = func(_ context.Context, _, _ string) (int, error) { return 3, nil }
+	body, _ := json.Marshal(map[string]any{"keys": []string{"a", "b"}, "prefixes": []string{"docs/"}})
+	req := httptest.NewRequest(http.MethodPost, "/buckets/b1/objects/delete-multiple", bytes.NewReader(body))
+	req.Header.Set("Content-Type", "application/json")
+	resp, err := app.Test(req)
+	if err != nil {
+		t.Fatalf("app.Test: %v", err)
+	}
+	defer resp.Body.Close()
+	if resp.StatusCode != http.StatusOK {
+		t.Fatalf("status = %d", resp.StatusCode)
+	}
+	var out struct {
+		Data models.ObjectDeleteMultipleResponse `json:"data"`
+	}
+	decodeJSON(t, resp.Body, &out)
+	if out.Data.Deleted != 5 {
+		t.Errorf("Deleted = %d, want 5 (2 keys + 3 under prefix)", out.Data.Deleted)
+	}
+}
+
+func TestDeleteMultipleObjects_PrefixError500(t *testing.T) {
+	app, s3 := newObjectsTestApp(t)
+	s3.DeleteObjectsByPrefixFn = func(_ context.Context, _, _ string) (int, error) {
+		return 0, errors.New("boom")
+	}
+	body, _ := json.Marshal(map[string]any{"prefixes": []string{"docs/"}})
+	req := httptest.NewRequest(http.MethodPost, "/buckets/b1/objects/delete-multiple", bytes.NewReader(body))
+	req.Header.Set("Content-Type", "application/json")
+	resp, err := app.Test(req)
+	if err != nil {
+		t.Fatalf("app.Test: %v", err)
+	}
+	defer resp.Body.Close()
+	if resp.StatusCode != http.StatusInternalServerError {
+		t.Fatalf("status = %d, want 500", resp.StatusCode)
+	}
+}
+
 func TestDeleteMultipleObjects_EmptyKeys400(t *testing.T) {
 	app, _ := newObjectsTestApp(t)
 	body, _ := json.Marshal(map[string]any{"keys": []string{}})
@@ -606,6 +681,54 @@ func TestDeleteMultipleObjects_EmptyKeys400(t *testing.T) {
 	}
 }
 
+func TestDeleteMultipleObjects_BlankPrefix400(t *testing.T) {
+	// A blank/whitespace-only prefix must be rejected with a 4XX before any
+	// delete is attempted — it would otherwise target the whole bucket.
+	for _, prefix := range []string{"", "   "} {
+		app, s3 := newObjectsTestApp(t)
+		s3.DeleteObjectsByPrefixFn = func(_ context.Context, _, _ string) (int, error) {
+			t.Errorf("DeleteObjectsByPrefix must not be called for blank prefix %q", prefix)
+			return 0, nil
+		}
+		body, _ := json.Marshal(map[string]any{"prefixes": []string{prefix}})
+		req := httptest.NewRequest(http.MethodPost, "/buckets/b1/objects/delete-multiple", bytes.NewReader(body))
+		req.Header.Set("Content-Type", "application/json")
+		resp, err := app.Test(req)
+		if err != nil {
+			t.Fatalf("app.Test: %v", err)
+		}
+		defer resp.Body.Close()
+		if resp.StatusCode != http.StatusBadRequest {
+			t.Fatalf("prefix %q: status = %d, want 400", prefix, resp.StatusCode)
+		}
+	}
+}
+
+func TestDeleteMultipleObjects_PrefixNormalizedToTrailingSlash(t *testing.T) {
+	// A prefix without a trailing slash must be normalized so it only deletes
+	// its own folder ("photos/2024/"), not siblings like "photos/2024-old/".
+	app, s3 := newObjectsTestApp(t)
+	var gotPrefix string
+	s3.DeleteObjectsByPrefixFn = func(_ context.Context, _, prefix string) (int, error) {
+		gotPrefix = prefix
+		return 1, nil
+	}
+	body, _ := json.Marshal(map[string]any{"prefixes": []string{"photos/2024"}})
+	req := httptest.NewRequest(http.MethodPost, "/buckets/b1/objects/delete-multiple", bytes.NewReader(body))
+	req.Header.Set("Content-Type", "application/json")
+	resp, err := app.Test(req)
+	if err != nil {
+		t.Fatalf("app.Test: %v", err)
+	}
+	defer resp.Body.Close()
+	if resp.StatusCode != http.StatusOK {
+		t.Fatalf("status = %d, want 200", resp.StatusCode)
+	}
+	if gotPrefix != "photos/2024/" {
+		t.Errorf("prefix passed to service = %q, want %q", gotPrefix, "photos/2024/")
+	}
+}
+
 func TestDeleteMultipleObjects_MalformedJSON400(t *testing.T) {
 	app, _ := newObjectsTestApp(t)
 	req := httptest.NewRequest(http.MethodPost, "/buckets/b1/objects/delete-multiple", strings.NewReader("{not-json"))
@@ -622,7 +745,7 @@ func TestDeleteMultipleObjects_MalformedJSON400(t *testing.T) {
 
 func TestDeleteMultipleObjects_ServiceError500(t *testing.T) {
 	app, s3 := newObjectsTestApp(t)
-	s3.DeleteMultipleObjectsFn = func(_ context.Context, _ string, _ []string) error { return errors.New("boom") }
+	s3.DeleteMultipleObjectsFn = func(_ context.Context, _ string, _ []string) (int, error) { return 0, errors.New("boom") }
 	body, _ := json.Marshal(map[string]any{"keys": []string{"a"}})
 	req := httptest.NewRequest(http.MethodPost, "/buckets/b1/objects/delete-multiple", bytes.NewReader(body))
 	req.Header.Set("Content-Type", "application/json")
diff --git a/backend/internal/models/responses.go b/backend/internal/models/responses.go
index 50b4ca6..57c8572 100644
--- a/backend/internal/models/responses.go
+++ b/backend/internal/models/responses.go
@@ -151,9 +151,10 @@ type PresignedURLResponse struct {
 }
 
 type ObjectDeleteMultipleResponse struct {
-	Bucket  string   `json:"bucket"`
-	Deleted int      `json:"deleted"`
-	Keys    []string `json:"keys"`
+	Bucket   string   `json:"bucket"`
+	Deleted  int      `json:"deleted"`
+	Keys     []string `json:"keys"`
+	Prefixes []string `json:"prefixes,omitempty"`
 }
 
 // UserListResponse represents a list of users/keys
diff --git a/backend/internal/services/interfaces.go b/backend/internal/services/interfaces.go
index 5c2d902..8795204 100644
--- a/backend/internal/services/interfaces.go
+++ b/backend/internal/services/interfaces.go
@@ -56,7 +56,8 @@ type S3Storage interface {
 	DeleteObject(ctx context.Context, bucketName, key string) error
 	GetObjectMetadata(ctx context.Context, bucketName, key string) (*models.ObjectInfo, error)
 	GetPresignedURL(ctx context.Context, bucketName, key string, expiresIn time.Duration) (string, error)
-	DeleteMultipleObjects(ctx context.Context, bucketName string, keys []string) error
+	DeleteMultipleObjects(ctx context.Context, bucketName string, keys []string) (int, error)
+	DeleteObjectsByPrefix(ctx context.Context, bucketName, prefix string) (int, error)
 	UploadMultipleObjects(ctx context.Context, bucketName string, files []struct {
 		Key         string
 		Body        io.Reader
diff --git a/backend/internal/services/mocks/mocks_test.go b/backend/internal/services/mocks/mocks_test.go
index db34ecc..388d8e4 100644
--- a/backend/internal/services/mocks/mocks_test.go
+++ b/backend/internal/services/mocks/mocks_test.go
@@ -115,7 +115,7 @@ func TestS3Mock_UnconfiguredMethodsReturnSentinel(t *testing.T) {
 	if _, err := m.GetPresignedURL(ctx, "b", "k", time.Minute); err == nil {
 		t.Error("GetPresignedURL: want error")
 	}
-	if err := m.DeleteMultipleObjects(ctx, "b", []string{"k"}); err == nil {
+	if _, err := m.DeleteMultipleObjects(ctx, "b", []string{"k"}); err == nil {
 		t.Error("DeleteMultipleObjects: want error")
 	}
 	// UploadMultipleObjects has no error channel; it must return a result slice
@@ -163,7 +163,7 @@ func TestS3Mock_ConfiguredFnsAreInvoked(t *testing.T) {
 		GetPresignedURLFn: func(_ context.Context, _, _ string, _ time.Duration) (string, error) {
 			return "http://x", nil
 		},
-		DeleteMultipleObjectsFn: func(_ context.Context, _ string, _ []string) error { return nil },
+		DeleteMultipleObjectsFn: func(_ context.Context, _ string, keys []string) (int, error) { return len(keys), nil },
 		UploadMultipleObjectsFn: func(_ context.Context, _ string, files []struct {
 			Key         string
 			Body        io.Reader
@@ -201,8 +201,8 @@ func TestS3Mock_ConfiguredFnsAreInvoked(t *testing.T) {
 	if u, err := m.GetPresignedURL(ctx, "b", "k", time.Minute); err != nil || u == "" {
 		t.Errorf("GetPresignedURL = (%q, %v)", u, err)
 	}
-	if err := m.DeleteMultipleObjects(ctx, "b", []string{"k"}); err != nil {
-		t.Errorf("DeleteMultipleObjects: %v", err)
+	if n, err := m.DeleteMultipleObjects(ctx, "b", []string{"k"}); err != nil || n != 1 {
+		t.Errorf("DeleteMultipleObjects = (%d, %v)", n, err)
 	}
 	results := m.UploadMultipleObjects(ctx, "b", []struct {
 		Key         string
diff --git a/backend/internal/services/mocks/s3_mock.go b/backend/internal/services/mocks/s3_mock.go
index ab9ea7f..ce640ac 100644
--- a/backend/internal/services/mocks/s3_mock.go
+++ b/backend/internal/services/mocks/s3_mock.go
@@ -32,7 +32,8 @@ type S3Mock struct {
 	DeleteObjectFn          func(ctx context.Context, bucketName, key string) error
 	GetObjectMetadataFn     func(ctx context.Context, bucketName, key string) (*models.ObjectInfo, error)
 	GetPresignedURLFn       func(ctx context.Context, bucketName, key string, expiresIn time.Duration) (string, error)
-	DeleteMultipleObjectsFn func(ctx context.Context, bucketName string, keys []string) error
+	DeleteMultipleObjectsFn func(ctx context.Context, bucketName string, keys []string) (int, error)
+	DeleteObjectsByPrefixFn func(ctx context.Context, bucketName, prefix string) (int, error)
 	UploadMultipleObjectsFn func(ctx context.Context, bucketName string, files []struct {
 		Key         string
 		Body        io.Reader
@@ -120,14 +121,22 @@ func (m *S3Mock) GetPresignedURL(ctx context.Context, bucketName, key string, ex
 	return m.GetPresignedURLFn(ctx, bucketName, key, expiresIn)
 }
 
-func (m *S3Mock) DeleteMultipleObjects(ctx context.Context, bucketName string, keys []string) error {
+func (m *S3Mock) DeleteMultipleObjects(ctx context.Context, bucketName string, keys []string) (int, error) {
 	m.record("DeleteMultipleObjects", bucketName, keys)
 	if m.DeleteMultipleObjectsFn == nil {
-		return s3NotConfigured("DeleteMultipleObjects")
+		return 0, s3NotConfigured("DeleteMultipleObjects")
 	}
 	return m.DeleteMultipleObjectsFn(ctx, bucketName, keys)
 }
 
+func (m *S3Mock) DeleteObjectsByPrefix(ctx context.Context, bucketName, prefix string) (int, error) {
+	m.record("DeleteObjectsByPrefix", bucketName, prefix)
+	if m.DeleteObjectsByPrefixFn == nil {
+		return 0, s3NotConfigured("DeleteObjectsByPrefix")
+	}
+	return m.DeleteObjectsByPrefixFn(ctx, bucketName, prefix)
+}
+
 func (m *S3Mock) UploadMultipleObjects(ctx context.Context, bucketName string, files []struct {
 	Key         string
 	Body        io.Reader
diff --git a/backend/internal/services/s3.go b/backend/internal/services/s3.go
index 8234e8f..cc0a569 100644
--- a/backend/internal/services/s3.go
+++ b/backend/internal/services/s3.go
@@ -604,16 +604,23 @@ func (s *S3Service) GetObjectMetadata(ctx context.Context, bucketName, key strin
 	}, nil
 }
 
-// DeleteMultipleObjects deletes multiple objects from a bucket
-func (s *S3Service) DeleteMultipleObjects(ctx context.Context, bucketName string, keys []string) error {
+// DeleteMultipleObjects deletes multiple objects from a bucket and returns the
+// number of objects that were removed (requested keys minus any that failed).
+//
+// Note: S3/MinIO batch delete is idempotent — removing a key that does not
+// exist succeeds and is not reported on the error channel, so it counts toward
+// the returned total. The count therefore reflects "keys the delete operation
+// did not fail on", which is the strongest signal obtainable without a
+// per-key existence check.
+func (s *S3Service) DeleteMultipleObjects(ctx context.Context, bucketName string, keys []string) (int, error) {
 	if len(keys) == 0 {
-		return nil
+		return 0, nil
 	}
 
 	// Get bucket-specific MinIO client
 	client, err := s.getMinioClient(ctx, bucketName, OpWrite)
 	if err != nil {
-		return fmt.Errorf("failed to get MinIO client for bucket %s: %w", bucketName, err)
+		return 0, fmt.Errorf("failed to get MinIO client for bucket %s: %w", bucketName, err)
 	}
 
 	// Create channel for objects to delete
@@ -629,17 +636,61 @@ func (s *S3Service) DeleteMultipleObjects(ctx context.Context, bucketName string
 		}
 	}()
 
-	// Call MinIO RemoveObjects API (batch delete)
+	// Call MinIO RemoveObjects API (batch delete). RemoveObjects only surfaces
+	// the objects it FAILED to delete, so we drain the whole channel (which also
+	// avoids leaking the sender goroutine) and count failures.
 	errorCh := client.RemoveObjects(ctx, bucketName, objectsCh, minio.RemoveObjectsOptions{})
 
-	// Check for errors
-	for err := range errorCh {
-		if err.Err != nil {
-			return fmt.Errorf("failed to delete object %s from bucket %s: %w", err.ObjectName, bucketName, err.Err)
+	failed := 0
+	var firstErr error
+	for rerr := range errorCh {
+		if rerr.Err != nil {
+			failed++
+			if firstErr == nil {
+				firstErr = fmt.Errorf("failed to delete object %s from bucket %s: %w", rerr.ObjectName, bucketName, rerr.Err)
+			}
 		}
 	}
 
-	return nil
+	if firstErr != nil {
+		return len(keys) - failed, firstErr
+	}
+
+	return len(keys), nil
+}
+
+// DeleteObjectsByPrefix recursively deletes every object stored under the given
+// prefix (i.e. a "folder"), including the directory marker itself. It returns
+// the number of objects that were deleted.
+func (s *S3Service) DeleteObjectsByPrefix(ctx context.Context, bucketName, prefix string) (int, error) {
+	if prefix == "" {
+		return 0, fmt.Errorf("prefix is required for recursive delete")
+	}
+
+	// Get bucket-specific MinIO client
+	client, err := s.getMinioClient(ctx, bucketName, OpWrite)
+	if err != nil {
+		return 0, fmt.Errorf("failed to get MinIO client for bucket %s: %w", bucketName, err)
+	}
+
+	// List every object under the prefix recursively (no delimiter), so nested
+	// folders are flattened into their concrete keys.
+	keys := make([]string, 0)
+	for obj := range client.ListObjects(ctx, bucketName, minio.ListObjectsOptions{
+		Prefix:    prefix,
+		Recursive: true,
+	}) {
+		if obj.Err != nil {
+			return 0, fmt.Errorf("failed to list objects under prefix %s in bucket %s: %w", prefix, bucketName, obj.Err)
+		}
+		keys = append(keys, obj.Key)
+	}
+
+	if len(keys) == 0 {
+		return 0, nil
+	}
+
+	return s.DeleteMultipleObjects(ctx, bucketName, keys)
 }
 
 // GetPresignedURL generates a pre-signed URL for temporary access to an object
diff --git a/backend/internal/services/s3_minio_test.go b/backend/internal/services/s3_minio_test.go
index 5bc7b1a..361aed3 100644
--- a/backend/internal/services/s3_minio_test.go
+++ b/backend/internal/services/s3_minio_test.go
@@ -274,8 +274,8 @@ func TestS3_DeleteMultipleObjects_EmptyKeysIsNoop(t *testing.T) {
 	})
 	s3 := newS3TestService(t, h)
 
-	if err := s3.DeleteMultipleObjects(context.Background(), "whatever", nil); err != nil {
-		t.Fatalf("empty keys should return nil, got %v", err)
+	if n, err := s3.DeleteMultipleObjects(context.Background(), "whatever", nil); err != nil || n != 0 {
+		t.Fatalf("empty keys should return (0, nil), got (%d, %v)", n, err)
 	}
 	if called {
 		t.Error("S3 handler was invoked for empty-keys call")
@@ -289,12 +289,114 @@ func TestS3_DeleteMultipleObjects_ServerErrorPropagates(t *testing.T) {
 	ctx, cancel := context.WithTimeout(context.Background(), 3*time.Second)
 	defer cancel()
 
-	err := s3.DeleteMultipleObjects(ctx, "b-TestS3_DeleteMultipleObjects_ServerErrorPropagates", []string{"a", "b"})
+	_, err := s3.DeleteMultipleObjects(ctx, "b-TestS3_DeleteMultipleObjects_ServerErrorPropagates", []string{"a", "b"})
 	if err == nil {
 		t.Fatal("expected error, got nil")
 	}
 }
 
+// s3PrefixDeleteHandler serves a ListObjectsV2 response (GET) from listBody and
+// a successful multi-object DeleteResult (POST /{bucket}?delete), recording how
+// many batch-delete requests were made.
+func s3PrefixDeleteHandler(listBody string, deletePosts *int) http.Handler {
+	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		if r.Method == http.MethodPost {
+			*deletePosts++
+			w.Header().Set("Content-Type", "application/xml")
+			w.WriteHeader(http.StatusOK)
+			_, _ = io.WriteString(w, `<?xml version="1.0" encoding="UTF-8"?><DeleteResult xmlns="http://s3.amazonaws.com/doc/2006-03-01/"></DeleteResult>`)
+			return
+		}
+		// Any GET is treated as a ListObjectsV2 request.
+		w.Header().Set("Content-Type", "application/xml")
+		w.WriteHeader(http.StatusOK)
+		_, _ = io.WriteString(w, listBody)
+	})
+}
+
+func TestS3_DeleteObjectsByPrefix_EmptyPrefixIsError(t *testing.T) {
+	// A blank prefix must be rejected before any network call — it would
+	// otherwise match (and delete) every object in the bucket.
+	called := false
+	h := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		called = true
+		s3ErrorXML(w, http.StatusInternalServerError, "ShouldNotHappen", "")
+	})
+	s3 := newS3TestService(t, h)
+
+	n, err := s3.DeleteObjectsByPrefix(context.Background(), "b-TestS3_DeleteObjectsByPrefix_EmptyPrefixIsError", "")
+	if err == nil {
+		t.Fatal("empty prefix should return an error")
+	}
+	if n != 0 {
+		t.Errorf("count = %d, want 0", n)
+	}
+	if called {
+		t.Error("no S3 request should be made for an empty prefix")
+	}
+}
+
+func TestS3_DeleteObjectsByPrefix_ListsThenDeletes(t *testing.T) {
+	contents := []struct {
+		Key          string
+		Size         int64
+		LastModified string
+		ETag         string
+	}{
+		{Key: "docs/a"}, {Key: "docs/b"}, {Key: "docs/sub/c"},
+	}
+	listBody := listBucketResultXML("b", false, "", contents, nil)
+	deletePosts := 0
+	s3 := newS3TestService(t, s3PrefixDeleteHandler(listBody, &deletePosts))
+
+	ctx, cancel := context.WithTimeout(context.Background(), 3*time.Second)
+	defer cancel()
+
+	n, err := s3.DeleteObjectsByPrefix(ctx, "b-TestS3_DeleteObjectsByPrefix_ListsThenDeletes", "docs/")
+	if err != nil {
+		t.Fatalf("DeleteObjectsByPrefix: %v", err)
+	}
+	if n != 3 {
+		t.Errorf("deleted = %d, want 3 (all objects listed under the prefix)", n)
+	}
+	if deletePosts == 0 {
+		t.Error("expected a batch-delete request to be made")
+	}
+}
+
+func TestS3_DeleteObjectsByPrefix_NoObjectsReturnsZero(t *testing.T) {
+	listBody := listBucketResultXML("b", false, "", nil, nil)
+	deletePosts := 0
+	s3 := newS3TestService(t, s3PrefixDeleteHandler(listBody, &deletePosts))
+
+	ctx, cancel := context.WithTimeout(context.Background(), 3*time.Second)
+	defer cancel()
+
+	n, err := s3.DeleteObjectsByPrefix(ctx, "b-TestS3_DeleteObjectsByPrefix_NoObjectsReturnsZero", "empty/")
+	if err != nil {
+		t.Fatalf("DeleteObjectsByPrefix: %v", err)
+	}
+	if n != 0 {
+		t.Errorf("deleted = %d, want 0", n)
+	}
+	if deletePosts != 0 {
+		t.Errorf("no batch-delete should be made when nothing matches, got %d", deletePosts)
+	}
+}
+
+func TestS3_DeleteObjectsByPrefix_ListErrorPropagates(t *testing.T) {
+	h, _ := errS3Handler(http.StatusForbidden, "AccessDenied")
+	s3 := newS3TestService(t, h)
+
+	ctx, cancel := context.WithTimeout(context.Background(), 3*time.Second)
+	defer cancel()
+
+	_, err := s3.DeleteObjectsByPrefix(ctx, "b-TestS3_DeleteObjectsByPrefix_ListErrorPropagates", "docs/")
+	if err == nil {
+		t.Fatal("expected the list error to propagate, got nil")
+	}
+}
+
 func TestS3_GetPresignedURL_ReturnsURLWithoutServerCall(t *testing.T) {
 	// Presign is purely local (no network round-trip). Any handler suffices.
 	called := false
diff --git a/frontend/src/components/buckets/ObjectBrowserView.tsx b/frontend/src/components/buckets/ObjectBrowserView.tsx
index ef82886..df44c51 100644
--- a/frontend/src/components/buckets/ObjectBrowserView.tsx
+++ b/frontend/src/components/buckets/ObjectBrowserView.tsx
@@ -5,6 +5,7 @@ import {Input} from '@/components/ui/input';
 import {ObjectsTable} from './ObjectsTable';
 import {CreateDirectoryDialog} from './CreateDirectoryDialog';
 import {DeleteObjectDialog} from './DeleteObjectDialog';
+import {ConfirmDialog} from '@/components/ui/confirm-dialog';
 import {UploadProgress} from './UploadProgress';
 import {ArrowLeft, ChevronRight, FolderPlus, Home, RotateCwIcon, ScanSearch, Search, Trash, Upload} from 'lucide-react';
 import {getBreadcrumbs} from '@/lib/file-utils';
@@ -28,7 +29,7 @@ interface ObjectBrowserViewProps {
   onUploadFiles?: (files: File[]) => Promise<boolean>;
   uploadTasks: UploadTask[];
   onDeleteObject?: (key: string) => Promise<boolean>;
-  onDeleteMultipleObjects?: (keys: string[]) => Promise<boolean>;
+  onDeleteMultipleObjects?: (keys: string[], prefixes?: string[]) => Promise<boolean>;
   onCreateDirectory?: (name: string) => Promise<boolean>;
   onRefresh: () => Promise<void>;
   onPageChange: (token?: string) => void;
@@ -72,6 +73,10 @@ export function ObjectBrowserView({
   const [selectedObject, setSelectedObject] = useState<S3Object | null>(null);
   const [createDirDialogOpen, setCreateDirDialogOpen] = useState(false);
   const [selectedFileKeys, setSelectedFileKeys] = useState<Set<string>>(new Set());
+  const [selectedFolderKeys, setSelectedFolderKeys] = useState<Set<string>>(new Set());
+  // Holds the keys/prefixes awaiting confirmation in the bulk-delete dialog.
+  const [pendingDelete, setPendingDelete] = useState<{ keys: string[]; prefixes: string[] } | null>(null);
+  const [bulkDeleting, setBulkDeleting] = useState(false);
 
   const { getRootProps, getInputProps, isDragActive } = useDropzone({
     onDrop: async (acceptedFiles, _fileRejections, event) => {
@@ -133,33 +138,88 @@ export function ObjectBrowserView({
     });
   };
 
+  const selectedCount = selectedFileKeys.size + selectedFolderKeys.size;
+
+  const toggleInSet = (set: Set<string>, key: string) => {
+    const next = new Set(set);
+    if (next.has(key)) {
+      next.delete(key);
+    } else {
+      next.add(key);
+    }
+    return next;
+  };
+
   const handleToggleFileSelection = (key: string) => {
-    const newSelected = new Set(selectedFileKeys);
-    if (newSelected.has(key)) {
-      newSelected.delete(key);
-    } else {
-      newSelected.add(key);
-    }
-    setSelectedFileKeys(newSelected);
+    setSelectedFileKeys(prev => toggleInSet(prev, key));
   };
 
-  const handleSelectAllFiles = () => {
-    const fileKeys = objects
-      .filter(obj => !obj.isFolder)
-      .map(obj => obj.key);
+  const handleToggleFolderSelection = (key: string) => {
+    setSelectedFolderKeys(prev => toggleInSet(prev, key));
+  };
 
-    if (selectedFileKeys.size === fileKeys.length && fileKeys.length > 0) {
-      setSelectedFileKeys(new Set());
+  // Select/deselect the currently visible (filtered) rows. The table passes the
+  // keys it is actually showing so this stays aligned with the search filter
+  // instead of operating on the full, unfiltered object list.
+  const handleSelectAll = (fileKeys: string[], folderKeys: string[]) => {
+    const allVisibleSelected =
+      fileKeys.length + folderKeys.length > 0 &&
+      fileKeys.every(k => selectedFileKeys.has(k)) &&
+      folderKeys.every(k => selectedFolderKeys.has(k));
+
+    if (allVisibleSelected) {
+      // Drop only the visible rows, leaving any off-screen selection intact.
+      setSelectedFileKeys(prev => {
+        const next = new Set(prev);
+        fileKeys.forEach(k => next.delete(k));
+        return next;
+      });
+      setSelectedFolderKeys(prev => {
+        const next = new Set(prev);
+        folderKeys.forEach(k => next.delete(k));
+        return next;
+      });
     } else {
-      setSelectedFileKeys(new Set(fileKeys));
+      setSelectedFileKeys(prev => new Set([...prev, ...fileKeys]));
+      setSelectedFolderKeys(prev => new Set([...prev, ...folderKeys]));
     }
   };
 
-  const handleBulkDeleteFiles = async () => {
-    if (!onDeleteMultipleObjects || selectedFileKeys.size === 0) return;
+  // Open the confirmation dialog for the current multi-selection.
+  const handleRequestBulkDelete = () => {
+    if (selectedCount === 0) return;
+    setPendingDelete({
+      keys: Array.from(selectedFileKeys),
+      prefixes: Array.from(selectedFolderKeys),
+    });
+  };
 
-    await onDeleteMultipleObjects(Array.from(selectedFileKeys));
-    setSelectedFileKeys(new Set());
+  // Open the confirmation dialog for a single folder (recursive delete).
+  const handleDeleteFolder = (folderKey: string) => {
+    setPendingDelete({ keys: [], prefixes: [folderKey] });
+  };
+
+  const handleConfirmBulkDelete = async () => {
+    if (!pendingDelete || !onDeleteMultipleObjects) return;
+
+    setBulkDeleting(true);
+    const success = await onDeleteMultipleObjects(pendingDelete.keys, pendingDelete.prefixes);
+    setBulkDeleting(false);
+
+    if (success) {
+      // Drop the deleted folders/files from the live selection.
+      setSelectedFileKeys(prev => {
+        const next = new Set(prev);
+        pendingDelete.keys.forEach(k => next.delete(k));
+        return next;
+      });
+      setSelectedFolderKeys(prev => {
+        const next = new Set(prev);
+        pendingDelete.prefixes.forEach(k => next.delete(k));
+        return next;
+      });
+      setPendingDelete(null);
+    }
   };
 
   const handleDeleteObject = async (key: string): Promise<boolean> => {
@@ -237,14 +297,14 @@ export function ObjectBrowserView({
             </Button>
           </div>
           <div className="flex items-center gap-2 flex-wrap">
-            {onDeleteMultipleObjects && selectedFileKeys.size > 0 && (
+            {onDeleteMultipleObjects && selectedCount > 0 && (
               <Button
-                onClick={handleBulkDeleteFiles}
-                title={`Delete ${selectedFileKeys.size} selected file(s)`}
+                onClick={handleRequestBulkDelete}
+                title={`Delete ${selectedCount} selected item(s)`}
                 className="bg-transparent border border-red-500 text-red-500 hover:bg-red-500/5"
               >
                 <Trash className="h-4 w-4" />
-                Delete {selectedFileKeys.size} file{selectedFileKeys.size !== 1 ? 's' : ''}
+                Delete {selectedCount} item{selectedCount !== 1 ? 's' : ''}
               </Button>
             )}
             {onUploadFiles && (
@@ -387,6 +447,7 @@ export function ObjectBrowserView({
             filterQuery={filterQuery}
             deepSearch={deepSearch}
             selectedFileKeys={selectedFileKeys}
+            selectedFolderKeys={selectedFolderKeys}
             isDragActive={isDragActive}
             isLoading={isLoading && !isRefreshing && !isNavigating}
             isTruncated={isTruncated}
@@ -397,8 +458,10 @@ export function ObjectBrowserView({
               setSelectedObject(obj);
               setDeleteObjectDialogOpen(true);
             } : undefined}
+            onDeleteFolder={onDeleteMultipleObjects ? (obj) => handleDeleteFolder(obj.key) : undefined}
             onToggleFileSelection={handleToggleFileSelection}
-            onSelectAllFiles={handleSelectAllFiles}
+            onToggleFolderSelection={handleToggleFolderSelection}
+            onSelectAll={handleSelectAll}
             onPageChange={onPageChange}
             onItemsPerPageChange={onItemsPerPageChange}
             initialPageToken={initialPageToken}
@@ -424,6 +487,53 @@ export function ObjectBrowserView({
         object={selectedObject}
         onDeleteObject={handleDeleteObject}
       />
+
+      {/* Bulk / Folder Delete Confirmation */}
+      <ConfirmDialog
+        open={pendingDelete !== null}
+        onOpenChange={(open) => {
+          if (!open && !bulkDeleting) setPendingDelete(null);
+        }}
+        title={getBulkDeleteTitle(pendingDelete)}
+        description={getBulkDeleteDescription(pendingDelete)}
+        confirmLabel="Delete"
+        loading={bulkDeleting}
+        onConfirm={handleConfirmBulkDelete}
+      />
     </div>
   );
 }
+
+// Builds a concise title summarising what the bulk-delete dialog will remove.
+function getBulkDeleteTitle(pending: { keys: string[]; prefixes: string[] } | null): string {
+  if (!pending) return 'Delete items?';
+  const { keys, prefixes } = pending;
+  const total = keys.length + prefixes.length;
+  if (keys.length === 0 && prefixes.length === 1) {
+    return 'Delete folder?';
+  }
+  return `Delete ${total} item${total !== 1 ? 's' : ''}?`;
+}
+
+// Spells out the file/folder counts and warns that folders are removed recursively.
+function getBulkDeleteDescription(
+  pending: { keys: string[]; prefixes: string[] } | null,
+): string {
+  if (!pending) return '';
+  const { keys, prefixes } = pending;
+  const parts: string[] = [];
+  if (keys.length > 0) {
+    parts.push(`${keys.length} file${keys.length !== 1 ? 's' : ''}`);
+  }
+  if (prefixes.length > 0) {
+    parts.push(`${prefixes.length} folder${prefixes.length !== 1 ? 's' : ''}`);
+  }
+  const summary = parts.join(' and ');
+
+  if (prefixes.length > 0) {
+    return `This will permanently delete ${summary}. Every object stored inside the selected folder${
+      prefixes.length !== 1 ? 's' : ''
+    } will be removed recursively.`;
+  }
+  return `This will permanently delete ${summary}.`;
+}
diff --git a/frontend/src/components/buckets/ObjectsTable.tsx b/frontend/src/components/buckets/ObjectsTable.tsx
index 07362e6..641addd 100644
--- a/frontend/src/components/buckets/ObjectsTable.tsx
+++ b/frontend/src/components/buckets/ObjectsTable.tsx
@@ -25,15 +25,22 @@ interface ObjectsTableProps {
   filterQuery: string;
   deepSearch: boolean;
   selectedFileKeys: Set<string>;
+  selectedFolderKeys: Set<string>;
   isDragActive: boolean;
   isLoading?: boolean;
   isTruncated?: boolean;
   nextContinuationToken?: string;
   itemsPerPage: number;
   onNavigateToFolder: (key: string) => void;
+  // Optional so the parent can withhold them when the user lacks delete
+  // permission; canDelete (below) is derived from onDeleteObject.
   onDeleteObject?: (object: S3Object) => void;
+  onDeleteFolder?: (object: S3Object) => void;
   onToggleFileSelection: (key: string) => void;
-  onSelectAllFiles: () => void;
+  onToggleFolderSelection: (key: string) => void;
+  // Receives the keys of the currently *visible* (filtered) rows so selection
+  // stays aligned with what the search is actually showing.
+  onSelectAll: (fileKeys: string[], folderKeys: string[]) => void;
   onPageChange: (token?: string) => void;
   onItemsPerPageChange: (count: number) => void;
   initialPageToken?: string;
@@ -51,6 +58,7 @@ export function ObjectsTable({
   filterQuery,
   deepSearch,
   selectedFileKeys,
+  selectedFolderKeys,
   isDragActive,
   isLoading = false,
   isTruncated = false,
@@ -58,8 +66,10 @@ export function ObjectsTable({
   itemsPerPage,
   onNavigateToFolder,
   onDeleteObject,
+  onDeleteFolder,
   onToggleFileSelection,
-  onSelectAllFiles,
+  onToggleFolderSelection,
+  onSelectAll,
   onPageChange,
   onItemsPerPageChange,
   initialPageToken,
@@ -218,12 +228,23 @@ export function ObjectsTable({
             {canDelete && (
               <TableHead className="w-[50px]">
                 <Checkbox
+                  // Scope select-all to the rows actually on screen (pageObjects).
+                  // In normal/prefix browsing this equals filteredObjects; in
+                  // client-paginated deep search it is just the visible page, so
+                  // one click never selects hidden matches for a destructive delete.
                   checked={
-                    filteredObjects.filter(obj => !obj.isFolder).length > 0 &&
-                    selectedFileKeys.size === filteredObjects.filter(obj => !obj.isFolder).length
+                    pageObjects.length > 0 &&
+                    pageObjects.every(obj =>
+                      obj.isFolder ? selectedFolderKeys.has(obj.key) : selectedFileKeys.has(obj.key),
+                    )
                   }
-                  onCheckedChange={onSelectAllFiles}
-                  aria-label="Select all files"
+                  onCheckedChange={() =>
+                    onSelectAll(
+                      pageObjects.filter(obj => !obj.isFolder).map(obj => obj.key),
+                      pageObjects.filter(obj => obj.isFolder).map(obj => obj.key),
+                    )
+                  }
+                  aria-label="Select all objects"
                 />
               </TableHead>
             )}
@@ -277,10 +298,9 @@ export function ObjectsTable({
                 <TableCell className="w-[50px]">
                   {obj.isFolder ? (
                     <Checkbox
-                      disabled
-                      checked={false}
-                      className="opacity-50 cursor-not-allowed bg-muted"
-                      aria-label="Folders cannot be selected"
+                      checked={selectedFolderKeys.has(obj.key)}
+                      onCheckedChange={() => onToggleFolderSelection(obj.key)}
+                      aria-label={`Select folder ${obj.key} (deletes its contents recursively)`}
                     />
                   ) : (
                     <Checkbox
@@ -379,7 +399,33 @@ export function ObjectsTable({
                 })() : null}
               </TableCell>
               <TableCell>
-                {!obj.isFolder && (
+                {obj.isFolder ? (
+                  <DropdownMenu>
+                    <DropdownMenuTrigger>
+                      <Button variant="ghost" size="icon" className="-m-6 top-1 relative">
+                        <MoreVertical className="h-4 w-4" />
+                      </Button>
+                    </DropdownMenuTrigger>
+                    <DropdownMenuContent align="end">
+                      <DropdownMenuItem onClick={() => onNavigateToFolder(obj.key)}>
+                        <FolderIcon className="h-4 w-4" />
+                        Open
+                      </DropdownMenuItem>
+                      {onDeleteFolder && (
+                        <>
+                          <DropdownMenuSeparator />
+                          <DropdownMenuItem
+                            className="text-destructive"
+                            onClick={() => onDeleteFolder(obj)}
+                          >
+                            <Trash2 className="h-4 w-4" />
+                            Delete folder
+                          </DropdownMenuItem>
+                        </>
+                      )}
+                    </DropdownMenuContent>
+                  </DropdownMenu>
+                ) : (
                   <DropdownMenu>
                     <DropdownMenuTrigger>
                       <Button variant="ghost" size="icon" className="-m-6 top-1 relative">
diff --git a/frontend/src/hooks/useApi.ts b/frontend/src/hooks/useApi.ts
index 52af79b..9f371a9 100644
--- a/frontend/src/hooks/useApi.ts
+++ b/frontend/src/hooks/useApi.ts
@@ -142,8 +142,8 @@ export function useDeleteMultipleObjects() {
   const queryClient = useQueryClient();
 
   return useMutation({
-    mutationFn: ({ bucket, keys, prefix }: { bucket: string; keys: string[]; prefix?: string }) =>
-      objectsApi.deleteMultiple(bucket, keys, prefix),
+    mutationFn: ({ bucket, keys, prefixes }: { bucket: string; keys: string[]; prefixes?: string[] }) =>
+      objectsApi.deleteMultiple(bucket, keys, prefixes),
     onSuccess: (_, variables) => {
       queryClient.invalidateQueries({ queryKey: queryKeys.objects.list(variables.bucket) });
       queryClient.invalidateQueries({ queryKey: queryKeys.buckets.detail(variables.bucket) });
diff --git a/frontend/src/hooks/useBucketObjects.ts b/frontend/src/hooks/useBucketObjects.ts
index 275f7af..0afe6c5 100644
--- a/frontend/src/hooks/useBucketObjects.ts
+++ b/frontend/src/hooks/useBucketObjects.ts
@@ -216,14 +216,24 @@ export function useBucketObjects(bucketName: string | null, currentPath: string
     }
   }, [bucketName, currentContinuationToken, fetchObjects]);
 
-  const deleteMultipleObjects = useCallback(async (keys: string[]) => {
-    if (!bucketName || keys.length === 0) return false;
+  // Deletes the selected object keys and recursively deletes every object under
+  // each selected folder prefix.
+  const deleteMultipleObjects = useCallback(async (keys: string[], prefixes: string[] = []) => {
+    if (!bucketName || (keys.length === 0 && prefixes.length === 0)) return false;
 
     try {
-      setObjects(prev => prev.filter(obj => !keys.includes(obj.key)));
+      const keySet = new Set(keys);
+      setObjects(prev => prev.filter(obj =>
+        !keySet.has(obj.key) && !prefixes.some(prefix => obj.key.startsWith(prefix))
+      ));
+
+      await objectsApi.deleteMultiple(bucketName, keys, prefixes);
+
+      const fileLabel = keys.length > 0 ? `${keys.length} file${keys.length > 1 ? 's' : ''}` : '';
+      const folderLabel = prefixes.length > 0 ? `${prefixes.length} folder${prefixes.length > 1 ? 's' : ''}` : '';
+      const summary = [fileLabel, folderLabel].filter(Boolean).join(' and ');
+      toast.success(`Successfully deleted ${summary}`);
 
-      await objectsApi.deleteMultiple(bucketName, keys, currentPath || undefined);
-      toast.success(`Successfully deleted ${keys.length} file${keys.length > 1 ? 's' : ''}`);
       await fetchObjects(currentContinuationToken, true);
       return true;
     } catch (error) {
@@ -231,7 +241,7 @@ export function useBucketObjects(bucketName: string | null, currentPath: string
       await fetchObjects(currentContinuationToken, true);
       return false;
     }
-  }, [bucketName, currentPath, currentContinuationToken, fetchObjects]);
+  }, [bucketName, currentContinuationToken, fetchObjects]);
 
   const createDirectory = useCallback(async (dirName: string) => {
     if (!bucketName) return false;
diff --git a/frontend/src/lib/api.ts b/frontend/src/lib/api.ts
index edc5b20..bce1cf4 100644
--- a/frontend/src/lib/api.ts
+++ b/frontend/src/lib/api.ts
@@ -382,8 +382,10 @@ export const objectsApi = {
     await api.delete(`/v1/buckets/${bucket}/objects/${encodeObjectKey(key)}`);
   },
 
-  deleteMultiple: async (bucket: string, keys: string[], prefix?: string): Promise<void> => {
-    const payload = { keys, ...(prefix && { prefix }) };
+  // Deletes the given object keys and/or recursively deletes every object under
+  // each folder prefix in a single request.
+  deleteMultiple: async (bucket: string, keys: string[], prefixes: string[] = []): Promise<void> => {
+    const payload = { keys, ...(prefixes.length > 0 && { prefixes }) };
     await api.post(`/v1/buckets/${bucket}/objects/delete-multiple`, payload);
   },