diff --git a/packages/integration-tests/suites/replay/captureReplay/test.ts b/packages/integration-tests/suites/replay/captureReplay/test.ts
index 3bb54fe4647a..e1319c3d0d6b 100644
--- a/packages/integration-tests/suites/replay/captureReplay/test.ts
+++ b/packages/integration-tests/suites/replay/captureReplay/test.ts
@@ -67,7 +67,7 @@ sentryTest('should capture replays', async ({ getLocalTestPath, page }) => {
       },
     },
     platform: 'javascript',
-    tags: { sessionSampleRate: 1, errorSampleRate: 0 },
+    contexts: { replay: { session_sample_rate: 1, error_sample_rate: 0 } },
   });
 
   expect(replayEvent1).toBeDefined();
@@ -105,6 +105,6 @@ sentryTest('should capture replays', async ({ getLocalTestPath, page }) => {
       },
     },
     platform: 'javascript',
-    tags: { sessionSampleRate: 1, errorSampleRate: 0 },
+    contexts: { replay: { session_sample_rate: 1, error_sample_rate: 0 } },
   });
 });
diff --git a/packages/integration-tests/suites/replay/captureReplayViaBrowser/test.ts b/packages/integration-tests/suites/replay/captureReplayViaBrowser/test.ts
index 374d845acecd..f670ac28dfef 100644
--- a/packages/integration-tests/suites/replay/captureReplayViaBrowser/test.ts
+++ b/packages/integration-tests/suites/replay/captureReplayViaBrowser/test.ts
@@ -68,7 +68,7 @@ sentryTest('should capture replays (@sentry/browser export)', async ({ getLocalT
       },
     },
     platform: 'javascript',
-    tags: { sessionSampleRate: 1, errorSampleRate: 0 },
+    contexts: { replay: { session_sample_rate: 1, error_sample_rate: 0 } },
   });
 
   expect(replayEvent1).toBeDefined();
@@ -106,6 +106,6 @@ sentryTest('should capture replays (@sentry/browser export)', async ({ getLocalT
       },
     },
     platform: 'javascript',
-    tags: { sessionSampleRate: 1, errorSampleRate: 0 },
+    contexts: { replay: { session_sample_rate: 1, error_sample_rate: 0 } },
   });
 });
diff --git a/packages/replay/src/util/sendReplayRequest.ts b/packages/replay/src/util/sendReplayRequest.ts
index 3c797a5bab2f..c98bc211d0b8 100644
--- a/packages/replay/src/util/sendReplayRequest.ts
+++ b/packages/replay/src/util/sendReplayRequest.ts
@@ -63,10 +63,13 @@ export async function sendReplayRequest({
     return;
   }
 
-  replayEvent.tags = {
-    ...replayEvent.tags,
-    sessionSampleRate: options.sessionSampleRate,
-    errorSampleRate: options.errorSampleRate,
+  replayEvent.contexts = {
+    ...replayEvent.contexts,
+    replay: {
+      ...(replayEvent.contexts && replayEvent.contexts.replay),
+      session_sample_rate: options.sessionSampleRate,
+      error_sample_rate: options.errorSampleRate,
+    },
   };
 
   /*
@@ -98,10 +101,12 @@ export async function sendReplayRequest({
           "version": "7.25.0"
       },
       "sdkProcessingMetadata": {},
-      "tags": {
-          "sessionSampleRate": 1,
-          "errorSampleRate": 0,
-      }
+      "contexts": {
+        "replay": {
+          "session_sample_rate": 1,
+          "error_sample_rate": 0,
+        },
+      },
   }
   */
 
diff --git a/packages/replay/test/integration/errorSampleRate.test.ts b/packages/replay/test/integration/errorSampleRate.test.ts
index 2b52e6c7d96c..31505ef1f334 100644
--- a/packages/replay/test/integration/errorSampleRate.test.ts
+++ b/packages/replay/test/integration/errorSampleRate.test.ts
@@ -63,10 +63,12 @@ describe('Integration | errorSampleRate', () => {
       recordingPayloadHeader: { segment_id: 0 },
       replayEventPayload: expect.objectContaining({
         replay_type: 'error',
-        tags: expect.objectContaining({
-          errorSampleRate: 1,
-          sessionSampleRate: 0,
-        }),
+        contexts: {
+          replay: {
+            error_sample_rate: 1,
+            session_sample_rate: 0,
+          },
+        },
       }),
       recordingData: JSON.stringify([
         { data: { isCheckout: true }, timestamp: BASE_TIMESTAMP, type: 2 },
@@ -93,10 +95,12 @@ describe('Integration | errorSampleRate', () => {
       recordingPayloadHeader: { segment_id: 1 },
       replayEventPayload: expect.objectContaining({
         replay_type: 'error',
-        tags: expect.objectContaining({
-          errorSampleRate: 1,
-          sessionSampleRate: 0,
-        }),
+        contexts: {
+          replay: {
+            error_sample_rate: 1,
+            session_sample_rate: 0,
+          },
+        },
       }),
       recordingData: JSON.stringify([{ data: { isCheckout: true }, timestamp: BASE_TIMESTAMP + 5020, type: 2 }]),
     });
diff --git a/packages/replay/test/integration/events.test.ts b/packages/replay/test/integration/events.test.ts
index 5168426dfd79..af71eab9b8da 100644
--- a/packages/replay/test/integration/events.test.ts
+++ b/packages/replay/test/integration/events.test.ts
@@ -130,11 +130,13 @@ describe('Integration | events', () => {
     expect(replay).toHaveLastSentReplay({
       replayEventPayload: expect.objectContaining({
         replay_start_timestamp: (BASE_TIMESTAMP - 10000) / 1000,
+        contexts: {
+          replay: {
+            error_sample_rate: 0,
+            session_sample_rate: 1,
+          },
+        },
         urls: ['http://localhost/'], // this doesn't truly test if we are capturing the right URL as we don't change URLs, but good enough
-        tags: expect.objectContaining({
-          errorSampleRate: 0,
-          sessionSampleRate: 1,
-        }),
       }),
     });
   });
diff --git a/packages/replay/test/unit/util/createReplayEnvelope.test.ts b/packages/replay/test/unit/util/createReplayEnvelope.test.ts
index d0245d0d2f5f..e62c2f410d6a 100644
--- a/packages/replay/test/unit/util/createReplayEnvelope.test.ts
+++ b/packages/replay/test/unit/util/createReplayEnvelope.test.ts
@@ -24,10 +24,13 @@ describe('Unit | util | createReplayEnvelope', () => {
       version: '7.25.0',
     },
     replay_type: 'error',
-    tags: {
-      sessionSampleRate: 1,
-      errorSampleRate: 0,
+    contexts: {
+      replay: {
+        error_sample_rate: 0,
+        session_sample_rate: 1,
+      },
     },
+    tags: {},
   };
 
   const payloadWithSequence = 'payload';
@@ -54,6 +57,12 @@ describe('Unit | util | createReplayEnvelope', () => {
         [
           { type: 'replay_event' },
           {
+            contexts: {
+              replay: {
+                error_sample_rate: 0,
+                session_sample_rate: 1,
+              },
+            },
             environment: 'production',
             error_ids: ['errorId'],
             event_id: REPLAY_ID,
@@ -62,7 +71,7 @@ describe('Unit | util | createReplayEnvelope', () => {
             replay_type: 'error',
             sdk: { integrations: ['BrowserTracing', 'Replay'], name: 'sentry.javascript.unknown', version: '7.25.0' },
             segment_id: 3,
-            tags: { errorSampleRate: 0, sessionSampleRate: 1 },
+            tags: {},
             timestamp: 1670837008.634,
             trace_ids: ['traceId'],
             type: 'replay_event',
@@ -88,6 +97,12 @@ describe('Unit | util | createReplayEnvelope', () => {
         [
           { type: 'replay_event' },
           {
+            contexts: {
+              replay: {
+                error_sample_rate: 0,
+                session_sample_rate: 1,
+              },
+            },
             environment: 'production',
             error_ids: ['errorId'],
             event_id: REPLAY_ID,
@@ -96,7 +111,7 @@ describe('Unit | util | createReplayEnvelope', () => {
             sdk: { integrations: ['BrowserTracing', 'Replay'], name: 'sentry.javascript.unknown', version: '7.25.0' },
             segment_id: 3,
             replay_type: 'error',
-            tags: { errorSampleRate: 0, sessionSampleRate: 1 },
+            tags: {},
             timestamp: 1670837008.634,
             trace_ids: ['traceId'],
             type: 'replay_event',
diff --git a/packages/replay/test/unit/util/prepareReplayEvent.test.ts b/packages/replay/test/unit/util/prepareReplayEvent.test.ts
index 0a278334de68..b0f121e1256a 100644
--- a/packages/replay/test/unit/util/prepareReplayEvent.test.ts
+++ b/packages/replay/test/unit/util/prepareReplayEvent.test.ts
@@ -48,6 +48,12 @@ describe('Unit | util | prepareReplayEvent', () => {
       replay_id: replayId,
       replay_type: 'session',
       segment_id: 3,
+      contexts: {
+        replay: {
+          error_sample_rate: 1.0,
+          session_sample_rate: 0.1,
+        },
+      },
     };
 
     const replayEvent = await prepareReplayEvent({ scope, client, replayId, event });
@@ -66,6 +72,12 @@ describe('Unit | util | prepareReplayEvent', () => {
       platform: 'javascript',
       event_id: 'replay-ID',
       environment: 'production',
+      contexts: {
+        replay: {
+          error_sample_rate: 1.0,
+          session_sample_rate: 0.1,
+        },
+      },
       sdk: {
         name: 'sentry.javascript.testSdk',
         version: '1.0.0',