diff --git a/internal/api/input.go b/internal/api/input.go
new file mode 100644
index 000000000..1a720e965
--- /dev/null
+++ b/internal/api/input.go
@@ -0,0 +1,35 @@
+package api
+
+import (
+	"fmt"
+
+	"github.com/stashapp/stash/pkg/sliceutil/stringslice"
+)
+
+// TODO - apply handleIDs to other resolvers that accept ID lists
+
+// handleIDList validates and converts a list of string IDs to integers
+func handleIDList(idList []string, field string) ([]int, error) {
+	if err := validateIDList(idList); err != nil {
+		return nil, fmt.Errorf("validating %s: %w", field, err)
+	}
+
+	ids, err := stringslice.StringSliceToIntSlice(idList)
+	if err != nil {
+		return nil, fmt.Errorf("converting %s: %w", field, err)
+	}
+
+	return ids, nil
+}
+
+// validateIDList returns an error if there are any duplicate ids in the list
+func validateIDList(ids []string) error {
+	seen := make(map[string]struct{})
+	for _, id := range ids {
+		if _, exists := seen[id]; exists {
+			return fmt.Errorf("duplicate id found: %s", id)
+		}
+		seen[id] = struct{}{}
+	}
+	return nil
+}
diff --git a/internal/api/resolver_query_find_folder.go b/internal/api/resolver_query_find_folder.go
index d6832b7c9..60088e2a3 100644
--- a/internal/api/resolver_query_find_folder.go
+++ b/internal/api/resolver_query_find_folder.go
@@ -6,7 +6,6 @@ import (
 	"strconv"
 
 	"github.com/stashapp/stash/pkg/models"
-	"github.com/stashapp/stash/pkg/sliceutil/stringslice"
 )
 
 func (r *queryResolver) FindFolder(ctx context.Context, id *string, path *string) (*models.Folder, error) {
@@ -49,7 +48,7 @@ func (r *queryResolver) FindFolders(
 ) (ret *FindFoldersResultType, err error) {
 	var folderIDs []models.FolderID
 	if len(ids) > 0 {
-		folderIDsInt, err := stringslice.StringSliceToIntSlice(ids)
+		folderIDsInt, err := handleIDList(ids, "ids")
 		if err != nil {
 			return nil, err
 		}
diff --git a/internal/api/resolver_query_find_gallery.go b/internal/api/resolver_query_find_gallery.go
index 724a48b12..09c0387cd 100644
--- a/internal/api/resolver_query_find_gallery.go
+++ b/internal/api/resolver_query_find_gallery.go
@@ -5,7 +5,6 @@ import (
 	"strconv"
 
 	"github.com/stashapp/stash/pkg/models"
-	"github.com/stashapp/stash/pkg/sliceutil/stringslice"
 )
 
 func (r *queryResolver) FindGallery(ctx context.Context, id string) (ret *models.Gallery, err error) {
@@ -25,7 +24,7 @@ func (r *queryResolver) FindGallery(ctx context.Context, id string) (ret *models
 }
 
 func (r *queryResolver) FindGalleries(ctx context.Context, galleryFilter *models.GalleryFilterType, filter *models.FindFilterType, ids []string) (ret *FindGalleriesResultType, err error) {
-	idInts, err := stringslice.StringSliceToIntSlice(ids)
+	idInts, err := handleIDList(ids, "ids")
 	if err != nil {
 		return nil, err
 	}
diff --git a/internal/api/resolver_query_find_group.go b/internal/api/resolver_query_find_group.go
index 6f8a6c6ba..14d282379 100644
--- a/internal/api/resolver_query_find_group.go
+++ b/internal/api/resolver_query_find_group.go
@@ -5,7 +5,6 @@ import (
 	"strconv"
 
 	"github.com/stashapp/stash/pkg/models"
-	"github.com/stashapp/stash/pkg/sliceutil/stringslice"
 )
 
 func (r *queryResolver) FindGroup(ctx context.Context, id string) (ret *models.Group, err error) {
@@ -25,7 +24,7 @@ func (r *queryResolver) FindGroup(ctx context.Context, id string) (ret *models.G
 }
 
 func (r *queryResolver) FindGroups(ctx context.Context, groupFilter *models.GroupFilterType, filter *models.FindFilterType, ids []string) (ret *FindGroupsResultType, err error) {
-	idInts, err := stringslice.StringSliceToIntSlice(ids)
+	idInts, err := handleIDList(ids, "ids")
 	if err != nil {
 		return nil, err
 	}
diff --git a/internal/api/resolver_query_find_image.go b/internal/api/resolver_query_find_image.go
index 48b926345..90eaf33c0 100644
--- a/internal/api/resolver_query_find_image.go
+++ b/internal/api/resolver_query_find_image.go
@@ -7,7 +7,6 @@ import (
 
 	"github.com/99designs/gqlgen/graphql"
 	"github.com/stashapp/stash/pkg/models"
-	"github.com/stashapp/stash/pkg/sliceutil/stringslice"
 )
 
 func (r *queryResolver) FindImage(ctx context.Context, id *string, checksum *string) (*models.Image, error) {
@@ -55,7 +54,7 @@ func (r *queryResolver) FindImages(
 	filter *models.FindFilterType,
 ) (ret *FindImagesResultType, err error) {
 	if len(ids) > 0 {
-		imageIds, err = stringslice.StringSliceToIntSlice(ids)
+		imageIds, err = handleIDList(ids, "ids")
 		if err != nil {
 			return nil, err
 		}
diff --git a/internal/api/resolver_query_find_movie.go b/internal/api/resolver_query_find_movie.go
index 2f80d6f59..c9dd3f846 100644
--- a/internal/api/resolver_query_find_movie.go
+++ b/internal/api/resolver_query_find_movie.go
@@ -5,7 +5,6 @@ import (
 	"strconv"
 
 	"github.com/stashapp/stash/pkg/models"
-	"github.com/stashapp/stash/pkg/sliceutil/stringslice"
 )
 
 func (r *queryResolver) FindMovie(ctx context.Context, id string) (ret *models.Group, err error) {
@@ -25,7 +24,7 @@ func (r *queryResolver) FindMovie(ctx context.Context, id string) (ret *models.G
 }
 
 func (r *queryResolver) FindMovies(ctx context.Context, movieFilter *models.GroupFilterType, filter *models.FindFilterType, ids []string) (ret *FindMoviesResultType, err error) {
-	idInts, err := stringslice.StringSliceToIntSlice(ids)
+	idInts, err := handleIDList(ids, "ids")
 	if err != nil {
 		return nil, err
 	}
diff --git a/internal/api/resolver_query_find_performer.go b/internal/api/resolver_query_find_performer.go
index 150c99d20..7ea1f90c8 100644
--- a/internal/api/resolver_query_find_performer.go
+++ b/internal/api/resolver_query_find_performer.go
@@ -5,7 +5,6 @@ import (
 	"strconv"
 
 	"github.com/stashapp/stash/pkg/models"
-	"github.com/stashapp/stash/pkg/sliceutil/stringslice"
 )
 
 func (r *queryResolver) FindPerformer(ctx context.Context, id string) (ret *models.Performer, err error) {
@@ -26,7 +25,7 @@ func (r *queryResolver) FindPerformer(ctx context.Context, id string) (ret *mode
 
 func (r *queryResolver) FindPerformers(ctx context.Context, performerFilter *models.PerformerFilterType, filter *models.FindFilterType, performerIDs []int, ids []string) (ret *FindPerformersResultType, err error) {
 	if len(ids) > 0 {
-		performerIDs, err = stringslice.StringSliceToIntSlice(ids)
+		performerIDs, err = handleIDList(ids, "ids")
 		if err != nil {
 			return nil, err
 		}
diff --git a/internal/api/resolver_query_find_scene.go b/internal/api/resolver_query_find_scene.go
index 44b5cfd5e..135ec43b7 100644
--- a/internal/api/resolver_query_find_scene.go
+++ b/internal/api/resolver_query_find_scene.go
@@ -9,7 +9,6 @@ import (
 
 	"github.com/stashapp/stash/pkg/models"
 	"github.com/stashapp/stash/pkg/scene"
-	"github.com/stashapp/stash/pkg/sliceutil/stringslice"
 )
 
 func (r *queryResolver) FindScene(ctx context.Context, id *string, checksum *string) (*models.Scene, error) {
@@ -83,7 +82,7 @@ func (r *queryResolver) FindScenes(
 	filter *models.FindFilterType,
 ) (ret *FindScenesResultType, err error) {
 	if len(ids) > 0 {
-		sceneIDs, err = stringslice.StringSliceToIntSlice(ids)
+		sceneIDs, err = handleIDList(ids, "ids")
 		if err != nil {
 			return nil, err
 		}
diff --git a/internal/api/resolver_query_find_scene_marker.go b/internal/api/resolver_query_find_scene_marker.go
index d3e47ce8d..e244bafef 100644
--- a/internal/api/resolver_query_find_scene_marker.go
+++ b/internal/api/resolver_query_find_scene_marker.go
@@ -4,11 +4,10 @@ import (
 	"context"
 
 	"github.com/stashapp/stash/pkg/models"
-	"github.com/stashapp/stash/pkg/sliceutil/stringslice"
 )
 
 func (r *queryResolver) FindSceneMarkers(ctx context.Context, sceneMarkerFilter *models.SceneMarkerFilterType, filter *models.FindFilterType, ids []string) (ret *FindSceneMarkersResultType, err error) {
-	idInts, err := stringslice.StringSliceToIntSlice(ids)
+	idInts, err := handleIDList(ids, "ids")
 	if err != nil {
 		return nil, err
 	}
diff --git a/internal/api/resolver_query_find_studio.go b/internal/api/resolver_query_find_studio.go
index 843592953..636772fe8 100644
--- a/internal/api/resolver_query_find_studio.go
+++ b/internal/api/resolver_query_find_studio.go
@@ -5,7 +5,6 @@ import (
 	"strconv"
 
 	"github.com/stashapp/stash/pkg/models"
-	"github.com/stashapp/stash/pkg/sliceutil/stringslice"
 )
 
 func (r *queryResolver) FindStudio(ctx context.Context, id string) (ret *models.Studio, err error) {
@@ -26,7 +25,7 @@ func (r *queryResolver) FindStudio(ctx context.Context, id string) (ret *models.
 }
 
 func (r *queryResolver) FindStudios(ctx context.Context, studioFilter *models.StudioFilterType, filter *models.FindFilterType, ids []string) (ret *FindStudiosResultType, err error) {
-	idInts, err := stringslice.StringSliceToIntSlice(ids)
+	idInts, err := handleIDList(ids, "ids")
 	if err != nil {
 		return nil, err
 	}
diff --git a/internal/api/resolver_query_find_tag.go b/internal/api/resolver_query_find_tag.go
index f0e1d8b97..7dca0b481 100644
--- a/internal/api/resolver_query_find_tag.go
+++ b/internal/api/resolver_query_find_tag.go
@@ -5,7 +5,6 @@ import (
 	"strconv"
 
 	"github.com/stashapp/stash/pkg/models"
-	"github.com/stashapp/stash/pkg/sliceutil/stringslice"
 )
 
 func (r *queryResolver) FindTag(ctx context.Context, id string) (ret *models.Tag, err error) {
@@ -25,7 +24,7 @@ func (r *queryResolver) FindTag(ctx context.Context, id string) (ret *models.Tag
 }
 
 func (r *queryResolver) FindTags(ctx context.Context, tagFilter *models.TagFilterType, filter *models.FindFilterType, ids []string) (ret *FindTagsResultType, err error) {
-	idInts, err := stringslice.StringSliceToIntSlice(ids)
+	idInts, err := handleIDList(ids, "ids")
 	if err != nil {
 		return nil, err
 	}
diff --git a/ui/v2.5/graphql/data/tag-slim.graphql b/ui/v2.5/graphql/data/tag-slim.graphql
index 3c498539b..3aca74f16 100644
--- a/ui/v2.5/graphql/data/tag-slim.graphql
+++ b/ui/v2.5/graphql/data/tag-slim.graphql
@@ -6,4 +6,10 @@ fragment SlimTagData on Tag {
   image_path
   parent_count
   child_count
+
+  stash_ids {
+    endpoint
+    stash_id
+    updated_at
+  }
 }
diff --git a/ui/v2.5/graphql/data/tag.graphql b/ui/v2.5/graphql/data/tag.graphql
index 2395f48bd..e0f432b67 100644
--- a/ui/v2.5/graphql/data/tag.graphql
+++ b/ui/v2.5/graphql/data/tag.graphql
@@ -50,4 +50,10 @@ fragment SelectTagData on Tag {
     name
     sort_name
   }
+
+  stash_ids {
+    endpoint
+    stash_id
+    updated_at
+  }
 }
diff --git a/ui/v2.5/src/components/Scenes/SceneDetails/SceneMarkerForm.tsx b/ui/v2.5/src/components/Scenes/SceneDetails/SceneMarkerForm.tsx
index 1670bcc7b..ef1a2e7e1 100644
--- a/ui/v2.5/src/components/Scenes/SceneDetails/SceneMarkerForm.tsx
+++ b/ui/v2.5/src/components/Scenes/SceneDetails/SceneMarkerForm.tsx
@@ -96,7 +96,9 @@ export const SceneMarkerForm: React.FC<ISceneMarkerForm> = ({
 
   useEffect(() => {
     setPrimaryTag(
-      marker?.primary_tag ? { ...marker.primary_tag, aliases: [] } : undefined
+      marker?.primary_tag
+        ? { ...marker.primary_tag, aliases: [], stash_ids: [] }
+        : undefined
     );
   }, [marker?.primary_tag]);
 
@@ -105,6 +107,7 @@ export const SceneMarkerForm: React.FC<ISceneMarkerForm> = ({
       marker?.tags.map((t) => ({
         ...t,
         aliases: [],
+        stash_ids: [],
       })) ?? []
     );
   }, [marker?.tags]);
diff --git a/ui/v2.5/src/components/Shared/ScrapeDialog/CreateLinkTagDialog.tsx b/ui/v2.5/src/components/Shared/ScrapeDialog/CreateLinkTagDialog.tsx
index 73ba53dde..b5b19d913 100644
--- a/ui/v2.5/src/components/Shared/ScrapeDialog/CreateLinkTagDialog.tsx
+++ b/ui/v2.5/src/components/Shared/ScrapeDialog/CreateLinkTagDialog.tsx
@@ -45,9 +45,13 @@ export const CreateLinkTagDialog: React.FC<{
         aliases: addAsAlias
           ? [...(existingTag.aliases || []), tag.name]
           : undefined,
+        // add stash id if applicable
         stash_ids:
           endpoint && tag.remote_site_id
-            ? [{ endpoint: endpoint!, stash_id: tag.remote_site_id }]
+            ? [
+                ...(existingTag.stash_ids || []),
+                { endpoint: endpoint!, stash_id: tag.remote_site_id },
+              ]
             : undefined,
       };
       onClose({ update: updateInput });
diff --git a/ui/v2.5/src/components/Tagger/scenes/StashSearchResult.tsx b/ui/v2.5/src/components/Tagger/scenes/StashSearchResult.tsx
index f37754b37..4e7184fd6 100755
--- a/ui/v2.5/src/components/Tagger/scenes/StashSearchResult.tsx
+++ b/ui/v2.5/src/components/Tagger/scenes/StashSearchResult.tsx
@@ -467,7 +467,7 @@ const StashSearchResult: React.FC<IStashSearchResultProps> = ({
     updateInput: GQL.TagUpdateInput
   ) {
     await updateTag(t, updateInput);
-    setTagIDs([...tagIDs, updateInput.id]);
+    setTagIDs(uniq([...tagIDs, updateInput.id]));
   }
 
   function showTagModal(t: GQL.ScrapedTag) {
diff --git a/ui/v2.5/src/components/Tags/TagSelect.tsx b/ui/v2.5/src/components/Tags/TagSelect.tsx
index 5b8da7a6d..c9ed83fea 100644
--- a/ui/v2.5/src/components/Tags/TagSelect.tsx
+++ b/ui/v2.5/src/components/Tags/TagSelect.tsx
@@ -38,7 +38,7 @@ export type SelectObject = {
 
 export type Tag = Pick<
   GQL.Tag,
-  "id" | "name" | "sort_name" | "aliases" | "image_path"
+  "id" | "name" | "sort_name" | "aliases" | "image_path" | "stash_ids"
 >;
 type Option = SelectOption<Tag>;
 
@@ -198,6 +198,7 @@ const _TagSelect: React.FC<TagSelectProps> = (props) => {
       id,
       name,
       aliases: [],
+      stash_ids: [],
     };
   };
 
diff --git a/ui/v2.5/src/hooks/tagsEdit.tsx b/ui/v2.5/src/hooks/tagsEdit.tsx
index 7654081cf..ebd831feb 100644
--- a/ui/v2.5/src/hooks/tagsEdit.tsx
+++ b/ui/v2.5/src/hooks/tagsEdit.tsx
@@ -50,6 +50,7 @@ export function useTagsEdit(
             id: result.data.tagCreate.id,
             name: toCreate.name ?? "",
             aliases: [],
+            stash_ids: result.data.tagCreate.stash_ids,
           },
         ])
       );
@@ -93,6 +94,7 @@ export function useTagsEdit(
           id: p.stored_id!,
           name: p.name ?? "",
           aliases: [],
+          stash_ids: [],
         };
       })
     );