diff --git a/src/server/api/routers/promptVariants.router.ts b/src/server/api/routers/promptVariants.router.ts
index 71c449a..c90251d 100644
--- a/src/server/api/routers/promptVariants.router.ts
+++ b/src/server/api/routers/promptVariants.router.ts
@@ -3,6 +3,7 @@ import { createTRPCRouter, publicProcedure } from "~/server/api/trpc";
 import { prisma } from "~/server/db";
 import { type OpenAIChatConfig } from "~/server/types";
 import { getModelName } from "~/server/utils/getModelName";
+import { recordExperimentUpdated } from "~/server/utils/recordExperimentUpdated";
 import { calculateTokenCost } from "~/utils/calculateTokenCost";
 
 export const promptVariantsRouter = createTRPCRouter({
@@ -98,7 +99,7 @@ export const promptVariantsRouter = createTRPCRouter({
           })
         )._max?.sortIndex ?? 0;
 
-      const newVariant = await prisma.promptVariant.create({
+      const createNewVariantAction = prisma.promptVariant.create({
         data: {
           experimentId: input.experimentId,
           label: `Prompt Variant ${largestSortIndex + 2}`,
@@ -107,14 +108,10 @@ export const promptVariantsRouter = createTRPCRouter({
         },
       });
 
-      await prisma.experiment.update({
-        where: {
-          id: input.experimentId,
-        },
-        data: {
-          updatedAt: new Date(),
-        },
-      });
+      const [newVariant] = await prisma.$transaction([
+        createNewVariantAction,
+        recordExperimentUpdated(input.experimentId)
+      ]);
 
       return newVariant;
     }),
@@ -139,12 +136,20 @@ export const promptVariantsRouter = createTRPCRouter({
         throw new Error(`Prompt Variant with id ${input.id} does not exist`);
       }
 
-      return await prisma.promptVariant.update({
+      const updatePromptVariantAction = prisma.promptVariant.update({
         where: {
           id: input.id,
         },
         data: input.updates,
       });
+    
+      const [updatedPromptVariant] = await prisma.$transaction([
+        updatePromptVariantAction,
+        recordExperimentUpdated(existing.experimentId)
+      ]);
+  
+      return updatedPromptVariant;
+
     }),
 
   hide: publicProcedure
@@ -154,10 +159,12 @@ export const promptVariantsRouter = createTRPCRouter({
       }),
     )
     .mutation(async ({ input }) => {
-      return await prisma.promptVariant.update({
+      const updatedPromptVariant =  await prisma.promptVariant.update({
         where: { id: input.id },
-        data: { visible: false },
+        data: { visible: false, experiment: { update: { updatedAt: new Date() } } },
       });
+
+      return updatedPromptVariant;
     }),
 
   replaceWithConfig: publicProcedure
@@ -197,7 +204,7 @@ export const promptVariantsRouter = createTRPCRouter({
       });
 
       // Hide anything with the same uiId besides the new one
-      await prisma.promptVariant.updateMany({
+      const hideOldVariantsAction = prisma.promptVariant.updateMany({
         where: {
           uiId: existing.uiId,
           id: {
@@ -209,6 +216,11 @@ export const promptVariantsRouter = createTRPCRouter({
         },
       });
 
+      await prisma.$transaction([
+        hideOldVariantsAction,
+        recordExperimentUpdated(existing.experimentId)
+      ]);
+
       return newVariant;
     }),
 
diff --git a/src/server/api/routers/scenarios.router.ts b/src/server/api/routers/scenarios.router.ts
index ee23b36..f5b3d1e 100644
--- a/src/server/api/routers/scenarios.router.ts
+++ b/src/server/api/routers/scenarios.router.ts
@@ -2,6 +2,7 @@ import { z } from "zod";
 import { createTRPCRouter, publicProcedure } from "~/server/api/trpc";
 import { prisma } from "~/server/db";
 import { autogenerateScenarioValues } from "../autogen";
+import { recordExperimentUpdated } from "~/server/utils/recordExperimentUpdated";
 
 export const scenariosRouter = createTRPCRouter({
   list: publicProcedure.input(z.object({ experimentId: z.string() })).query(async ({ input }) => {
@@ -36,7 +37,7 @@ export const scenariosRouter = createTRPCRouter({
           })
         )._max.sortIndex ?? 0;
 
-      await prisma.testScenario.create({
+      const createNewScenarioAction = prisma.testScenario.create({
         data: {
           experimentId: input.experimentId,
           sortIndex: maxSortIndex + 1,
@@ -46,20 +47,16 @@ export const scenariosRouter = createTRPCRouter({
         },
       });
 
-      await prisma.experiment.update({
-        where: {
-          id: input.experimentId,
-        },
-        data: {
-          updatedAt: new Date(),
-        },
-      });
+      await prisma.$transaction([
+        createNewScenarioAction,
+        recordExperimentUpdated(input.experimentId)
+      ]);
     }),
 
   hide: publicProcedure.input(z.object({ id: z.string() })).mutation(async ({ input }) => {
     return await prisma.testScenario.update({
       where: { id: input.id },
-      data: { visible: false },
+      data: { visible: false, experiment: { update: { updatedAt: new Date() } } },
     });
   }),
 
diff --git a/src/server/utils/recordExperimentUpdated.ts b/src/server/utils/recordExperimentUpdated.ts
new file mode 100644
index 0000000..f727845
--- /dev/null
+++ b/src/server/utils/recordExperimentUpdated.ts
@@ -0,0 +1,12 @@
+import { prisma } from "~/server/db";
+
+export const recordExperimentUpdated = (experimentId: string) => {
+  return prisma.experiment.update({
+    where: {
+      id: experimentId,
+    },
+    data: {
+      updatedAt: new Date(),
+    },
+  });
+};