diff --git a/dev-packages/e2e-tests/test-applications/nextjs-16-cacheComponents/app/pageload-tracing/page.tsx b/dev-packages/e2e-tests/test-applications/nextjs-16-cacheComponents/app/pageload-tracing/page.tsx
new file mode 100644
index 000000000000..d0a7c77e38c8
--- /dev/null
+++ b/dev-packages/e2e-tests/test-applications/nextjs-16-cacheComponents/app/pageload-tracing/page.tsx
@@ -0,0 +1,37 @@
+import { Suspense } from 'react';
+import { headers } from 'next/headers';
+import * as Sentry from '@sentry/nextjs';
+
+async function CachedContent() {
+  const getTodos = async () => {
+    return Sentry.startSpan({ name: 'getTodos', op: 'get.todos' }, async () => {
+      'use cache';
+      await new Promise(resolve => setTimeout(resolve, 100));
+      return [1, 2, 3, 4, 5];
+    });
+  };
+
+  const todos = await getTodos();
+
+  return <div id="todos-fetched">Todos fetched: {todos.length}</div>;
+}
+
+async function DynamicContent() {
+  await headers();
+  return (
+    <>
+      <CachedContent />
+    </>
+  );
+}
+
+export default function Page() {
+  return (
+    <>
+      <h1>Cache Pageload Tracing</h1>
+      <Suspense fallback={<div>Loading...</div>}>
+        <DynamicContent />
+      </Suspense>
+    </>
+  );
+}
diff --git a/dev-packages/e2e-tests/test-applications/nextjs-16-cacheComponents/tests/cacheComponents.spec.ts b/dev-packages/e2e-tests/test-applications/nextjs-16-cacheComponents/tests/cacheComponents.spec.ts
index 9a60ac59cd8f..19cb544bd941 100644
--- a/dev-packages/e2e-tests/test-applications/nextjs-16-cacheComponents/tests/cacheComponents.spec.ts
+++ b/dev-packages/e2e-tests/test-applications/nextjs-16-cacheComponents/tests/cacheComponents.spec.ts
@@ -52,3 +52,33 @@ test('Should generate metadata async', async ({ page }) => {
   await expect(page.locator('#todos-fetched')).toHaveText('Todos fetched: 5');
   await expect(page).toHaveTitle('Product: 1');
 });
+
+test('Metatag injection produces exactly one pageload trace with cache components', async ({ page }) => {
+  const serverTxPromise = waitForTransaction('nextjs-16-cacheComponents', async transactionEvent => {
+    return (
+      transactionEvent.contexts?.trace?.op === 'http.server' &&
+      transactionEvent.transaction === 'GET /pageload-tracing'
+    );
+  });
+
+  const pageloadTxPromise = waitForTransaction('nextjs-16-cacheComponents', async transactionEvent => {
+    return transactionEvent.contexts?.trace?.op === 'pageload' && transactionEvent.transaction === '/pageload-tracing';
+  });
+
+  await page.goto('/pageload-tracing');
+
+  await expect(page.locator('#todos-fetched')).toHaveText('Todos fetched: 5');
+
+  const [serverTx, pageloadTx] = await Promise.all([serverTxPromise, pageloadTxPromise]);
+
+  const serverTraceId = serverTx.contexts?.trace?.trace_id;
+  const pageloadTraceId = pageloadTx.contexts?.trace?.trace_id;
+
+  // Server and client pageload must share the same trace via metatag injection
+  expect(pageloadTraceId).toBeTruthy();
+  expect(serverTraceId).toBe(pageloadTraceId);
+
+  // Exactly one set of trace meta tags — no duplicates that would cause multiple pageloads
+  expect(await page.locator('meta[name="sentry-trace"]').count()).toBe(1);
+  expect(await page.locator('meta[name="baggage"]').count()).toBe(1);
+});
diff --git a/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/.gitignore b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/.gitignore
new file mode 100644
index 000000000000..dd146b53d966
--- /dev/null
+++ b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/.gitignore
@@ -0,0 +1,44 @@
+# See https://help.github.com/articles/ignoring-files/ for more about ignoring files.
+
+# dependencies
+/node_modules
+/.pnp
+.pnp.*
+.yarn/*
+!.yarn/patches
+!.yarn/plugins
+!.yarn/releases
+!.yarn/versions
+
+# testing
+/coverage
+
+# next.js
+/.next/
+/out/
+
+# production
+/build
+
+# misc
+.DS_Store
+*.pem
+
+# debug
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+.pnpm-debug.log*
+
+# env files (can opt-in for committing if needed)
+.env*
+
+# vercel
+.vercel
+
+# typescript
+*.tsbuildinfo
+next-env.d.ts
+
+# Sentry Config File
+.env.sentry-build-plugin
diff --git a/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/app/cache/page.tsx b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/app/cache/page.tsx
new file mode 100644
index 000000000000..6cf490b75430
--- /dev/null
+++ b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/app/cache/page.tsx
@@ -0,0 +1,25 @@
+import { Suspense } from 'react';
+import * as Sentry from '@sentry/nextjs';
+
+export default function Page() {
+  return (
+    <>
+      <h1>This will be pre-rendered</h1>
+      <DynamicContent />
+    </>
+  );
+}
+
+async function DynamicContent() {
+  const getTodos = async () => {
+    return Sentry.startSpan({ name: 'getTodos', op: 'get.todos' }, async () => {
+      'use cache';
+      await new Promise(resolve => setTimeout(resolve, 100));
+      return [1, 2, 3, 4, 5];
+    });
+  };
+
+  const todos = await getTodos();
+
+  return <div id="todos-fetched">Todos fetched: {todos.length}</div>;
+}
diff --git a/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/app/favicon.ico b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/app/favicon.ico
new file mode 100644
index 000000000000..718d6fea4835
Binary files /dev/null and b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/app/favicon.ico differ
diff --git a/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/app/global-error.tsx b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/app/global-error.tsx
new file mode 100644
index 000000000000..20c175015b03
--- /dev/null
+++ b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/app/global-error.tsx
@@ -0,0 +1,23 @@
+'use client';
+
+import * as Sentry from '@sentry/nextjs';
+import NextError from 'next/error';
+import { useEffect } from 'react';
+
+export default function GlobalError({ error }: { error: Error & { digest?: string } }) {
+  useEffect(() => {
+    Sentry.captureException(error);
+  }, [error]);
+
+  return (
+    <html>
+      <body>
+        {/* `NextError` is the default Next.js error page component. Its type
+        definition requires a `statusCode` prop. However, since the App Router
+        does not expose status codes for errors, we simply pass 0 to render a
+        generic error message. */}
+        <NextError statusCode={0} />
+      </body>
+    </html>
+  );
+}
diff --git a/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/app/layout.tsx b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/app/layout.tsx
new file mode 100644
index 000000000000..c8f9cee0b787
--- /dev/null
+++ b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/app/layout.tsx
@@ -0,0 +1,7 @@
+export default function Layout({ children }: { children: React.ReactNode }) {
+  return (
+    <html lang="en">
+      <body>{children}</body>
+    </html>
+  );
+}
diff --git a/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/app/metadata-async/page.tsx b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/app/metadata-async/page.tsx
new file mode 100644
index 000000000000..03201cdccf60
--- /dev/null
+++ b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/app/metadata-async/page.tsx
@@ -0,0 +1,37 @@
+import * as Sentry from '@sentry/nextjs';
+
+function fetchPost() {
+  return Promise.resolve({ id: '1', title: 'Post 1' });
+}
+
+export async function generateMetadata() {
+  const { id } = await fetchPost();
+  const product = `Product: ${id}`;
+
+  return {
+    title: product,
+  };
+}
+
+export default function Page() {
+  return (
+    <>
+      <h1>This will be pre-rendered</h1>
+      <DynamicContent />
+    </>
+  );
+}
+
+async function DynamicContent() {
+  const getTodos = async () => {
+    return Sentry.startSpan({ name: 'getTodos', op: 'get.todos' }, async () => {
+      'use cache';
+      await new Promise(resolve => setTimeout(resolve, 100));
+      return [1, 2, 3, 4, 5];
+    });
+  };
+
+  const todos = await getTodos();
+
+  return <div id="todos-fetched">Todos fetched: {todos.length}</div>;
+}
diff --git a/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/app/metadata/page.tsx b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/app/metadata/page.tsx
new file mode 100644
index 000000000000..7bcdbd0474e0
--- /dev/null
+++ b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/app/metadata/page.tsx
@@ -0,0 +1,35 @@
+import * as Sentry from '@sentry/nextjs';
+
+/**
+ * Tests generateMetadata function with cache components, this calls the propagation context to be set
+ * Which will generate and set a trace id in the propagation context, which should trigger the random API error if unpatched
+ * See: https://github.com/getsentry/sentry-javascript/issues/18392
+ */
+export function generateMetadata() {
+  return {
+    title: 'Cache Components Metadata Test',
+  };
+}
+
+export default function Page() {
+  return (
+    <>
+      <h1>This will be pre-rendered</h1>
+      <DynamicContent />
+    </>
+  );
+}
+
+async function DynamicContent() {
+  const getTodos = async () => {
+    return Sentry.startSpan({ name: 'getTodos', op: 'get.todos' }, async () => {
+      'use cache';
+      await new Promise(resolve => setTimeout(resolve, 100));
+      return [1, 2, 3, 4, 5];
+    });
+  };
+
+  const todos = await getTodos();
+
+  return <div id="todos-fetched">Todos fetched: {todos.length}</div>;
+}
diff --git a/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/app/page.tsx b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/app/page.tsx
new file mode 100644
index 000000000000..433db8283beb
--- /dev/null
+++ b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/app/page.tsx
@@ -0,0 +1,3 @@
+export default function Page() {
+  return <p>Next 16 CacheComponents test app</p>;
+}
diff --git a/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/app/pageload-tracing/page.tsx b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/app/pageload-tracing/page.tsx
new file mode 100644
index 000000000000..d0a7c77e38c8
--- /dev/null
+++ b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/app/pageload-tracing/page.tsx
@@ -0,0 +1,37 @@
+import { Suspense } from 'react';
+import { headers } from 'next/headers';
+import * as Sentry from '@sentry/nextjs';
+
+async function CachedContent() {
+  const getTodos = async () => {
+    return Sentry.startSpan({ name: 'getTodos', op: 'get.todos' }, async () => {
+      'use cache';
+      await new Promise(resolve => setTimeout(resolve, 100));
+      return [1, 2, 3, 4, 5];
+    });
+  };
+
+  const todos = await getTodos();
+
+  return <div id="todos-fetched">Todos fetched: {todos.length}</div>;
+}
+
+async function DynamicContent() {
+  await headers();
+  return (
+    <>
+      <CachedContent />
+    </>
+  );
+}
+
+export default function Page() {
+  return (
+    <>
+      <h1>Cache Pageload Tracing</h1>
+      <Suspense fallback={<div>Loading...</div>}>
+        <DynamicContent />
+      </Suspense>
+    </>
+  );
+}
diff --git a/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/app/suspense/page.tsx b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/app/suspense/page.tsx
new file mode 100644
index 000000000000..32e5a73afc14
--- /dev/null
+++ b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/app/suspense/page.tsx
@@ -0,0 +1,26 @@
+import { Suspense } from 'react';
+import * as Sentry from '@sentry/nextjs';
+
+export default function Page() {
+  return (
+    <>
+      <h1>This will be pre-rendered</h1>
+      <Suspense fallback={<div>Loading...</div>}>
+        <DynamicContent />
+      </Suspense>
+    </>
+  );
+}
+
+async function DynamicContent() {
+  const getTodos = async () => {
+    return Sentry.startSpan({ name: 'getTodos', op: 'get.todos' }, async () => {
+      await new Promise(resolve => setTimeout(resolve, 100));
+      return [1, 2, 3, 4, 5];
+    });
+  };
+
+  const todos = await getTodos();
+
+  return <div id="todos-fetched">Todos fetched: {todos.length}</div>;
+}
diff --git a/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/eslint.config.mjs b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/eslint.config.mjs
new file mode 100644
index 000000000000..60f7af38f6c2
--- /dev/null
+++ b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/eslint.config.mjs
@@ -0,0 +1,19 @@
+import { dirname } from 'path';
+import { fileURLToPath } from 'url';
+import { FlatCompat } from '@eslint/eslintrc';
+
+const __filename = fileURLToPath(import.meta.url);
+const __dirname = dirname(__filename);
+
+const compat = new FlatCompat({
+  baseDirectory: __dirname,
+});
+
+const eslintConfig = [
+  ...compat.extends('next/core-web-vitals', 'next/typescript'),
+  {
+    ignores: ['node_modules/**', '.next/**', 'out/**', 'build/**', 'next-env.d.ts'],
+  },
+];
+
+export default eslintConfig;
diff --git a/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/instrumentation-client.ts b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/instrumentation-client.ts
new file mode 100644
index 000000000000..e2009fc21abb
--- /dev/null
+++ b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/instrumentation-client.ts
@@ -0,0 +1,12 @@
+import * as Sentry from '@sentry/nextjs';
+
+Sentry.init({
+  environment: 'qa', // dynamic sampling bias to keep transactions
+  dsn: process.env.NEXT_PUBLIC_E2E_TEST_DSN,
+  tunnel: `http://localhost:3031/`, // proxy server
+  tracesSampleRate: 1.0,
+  sendDefaultPii: true,
+  integrations: [Sentry.spanStreamingIntegration()],
+});
+
+export const onRouterTransitionStart = Sentry.captureRouterTransitionStart;
diff --git a/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/instrumentation.ts b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/instrumentation.ts
new file mode 100644
index 000000000000..964f937c439a
--- /dev/null
+++ b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/instrumentation.ts
@@ -0,0 +1,13 @@
+import * as Sentry from '@sentry/nextjs';
+
+export async function register() {
+  if (process.env.NEXT_RUNTIME === 'nodejs') {
+    await import('./sentry.server.config');
+  }
+
+  if (process.env.NEXT_RUNTIME === 'edge') {
+    await import('./sentry.edge.config');
+  }
+}
+
+export const onRequestError = Sentry.captureRequestError;
diff --git a/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/next.config.ts b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/next.config.ts
new file mode 100644
index 000000000000..2841f1c0c5da
--- /dev/null
+++ b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/next.config.ts
@@ -0,0 +1,10 @@
+import { withSentryConfig } from '@sentry/nextjs';
+import type { NextConfig } from 'next';
+
+const nextConfig: NextConfig = {
+  cacheComponents: true,
+};
+
+export default withSentryConfig(nextConfig, {
+  silent: true,
+});
diff --git a/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/package.json b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/package.json
new file mode 100644
index 000000000000..a9111dd07271
--- /dev/null
+++ b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/package.json
@@ -0,0 +1,51 @@
+{
+  "name": "nextjs-16-streaming-cacheComponents",
+  "version": "0.1.0",
+  "private": true,
+  "scripts": {
+    "dev": "next dev",
+    "build": "next build",
+    "clean": "npx rimraf node_modules pnpm-lock.yaml .tmp_dev_server_logs",
+    "dev:webpack": "next dev --webpack",
+    "build-webpack": "next build --webpack",
+    "start": "next start",
+    "lint": "eslint",
+    "test:prod": "TEST_ENV=production playwright test",
+    "test:dev": "TEST_ENV=development playwright test",
+    "test:dev-webpack": "TEST_ENV=development-webpack playwright test",
+    "test:build": "pnpm install && pnpm build",
+    "test:build-webpack": "pnpm install && pnpm build-webpack",
+    "test:build-canary": "pnpm install && pnpm add next@canary && pnpm build",
+    "test:build-latest": "pnpm install && pnpm add next@latest && pnpm build",
+    "test:build-latest-webpack": "pnpm install && pnpm add next@latest && pnpm build-webpack",
+    "test:build-canary-webpack": "pnpm install && pnpm add next@canary && pnpm build-webpack",
+    "test:assert": "pnpm test:prod && pnpm test:dev",
+    "test:assert-webpack": "pnpm test:prod && pnpm test:dev-webpack"
+  },
+  "dependencies": {
+    "@sentry/nextjs": "file:../../packed/sentry-nextjs-packed.tgz",
+    "@sentry/core": "file:../../packed/sentry-core-packed.tgz",
+    "import-in-the-middle": "^1",
+    "next": "16.2.3",
+    "react": "19.1.0",
+    "react-dom": "19.1.0",
+    "require-in-the-middle": "^7",
+    "zod": "^3.22.4"
+  },
+  "devDependencies": {
+    "@playwright/test": "~1.56.0",
+    "@sentry-internal/test-utils": "link:../../../test-utils",
+    "@types/node": "^20",
+    "@types/react": "^19",
+    "@types/react-dom": "^19",
+    "eslint": "^9",
+    "eslint-config-next": "^16",
+    "typescript": "^5"
+  },
+  "volta": {
+    "extends": "../../package.json"
+  },
+  "sentryTest": {
+    "//": "TODO: Add variants for webpack once supported"
+  }
+}
diff --git a/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/playwright.config.mjs b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/playwright.config.mjs
new file mode 100644
index 000000000000..797418b8cf7d
--- /dev/null
+++ b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/playwright.config.mjs
@@ -0,0 +1,29 @@
+import { getPlaywrightConfig } from '@sentry-internal/test-utils';
+const testEnv = process.env.TEST_ENV;
+
+if (!testEnv) {
+  throw new Error('No test env defined');
+}
+
+const getStartCommand = () => {
+  if (testEnv === 'development-webpack') {
+    return 'pnpm next dev -p 3030 --webpack 2>&1 | tee .tmp_dev_server_logs';
+  }
+
+  if (testEnv === 'development') {
+    return 'pnpm next dev -p 3030 2>&1 | tee .tmp_dev_server_logs';
+  }
+
+  if (testEnv === 'production') {
+    return 'pnpm next start -p 3030';
+  }
+
+  throw new Error(`Unknown test env: ${testEnv}`);
+};
+
+const config = getPlaywrightConfig({
+  startCommand: getStartCommand(),
+  port: 3030,
+});
+
+export default config;
diff --git a/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/proxy.ts b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/proxy.ts
new file mode 100644
index 000000000000..60722f329fa0
--- /dev/null
+++ b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/proxy.ts
@@ -0,0 +1,24 @@
+import { getDefaultIsolationScope } from '@sentry/core';
+import * as Sentry from '@sentry/nextjs';
+import { NextResponse } from 'next/server';
+import type { NextRequest } from 'next/server';
+
+export async function proxy(request: NextRequest) {
+  Sentry.setTag('my-isolated-tag', true);
+  Sentry.setTag('my-global-scope-isolated-tag', getDefaultIsolationScope().getScopeData().tags['my-isolated-tag']); // We set this tag to be able to assert that the previously set tag has not leaked into the global isolation scope
+
+  if (request.headers.has('x-should-throw')) {
+    throw new Error('Middleware Error');
+  }
+
+  if (request.headers.has('x-should-make-request')) {
+    await fetch('http://localhost:3030/');
+  }
+
+  return NextResponse.next();
+}
+
+// See "Matching Paths" below to learn more
+export const config = {
+  matcher: ['/api/endpoint-behind-middleware', '/api/endpoint-behind-faulty-middleware'],
+};
diff --git a/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/public/file.svg b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/public/file.svg
new file mode 100644
index 000000000000..004145cddf3f
--- /dev/null
+++ b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/public/file.svg
@@ -0,0 +1 @@
+<svg fill="none" viewBox="0 0 16 16" xmlns="http://www.w3.org/2000/svg"><path d="M14.5 13.5V5.41a1 1 0 0 0-.3-.7L9.8.29A1 1 0 0 0 9.08 0H1.5v13.5A2.5 2.5 0 0 0 4 16h8a2.5 2.5 0 0 0 2.5-2.5m-1.5 0v-7H8v-5H3v12a1 1 0 0 0 1 1h8a1 1 0 0 0 1-1M9.5 5V2.12L12.38 5zM5.13 5h-.62v1.25h2.12V5zm-.62 3h7.12v1.25H4.5zm.62 3h-.62v1.25h7.12V11z" clip-rule="evenodd" fill="#666" fill-rule="evenodd"/></svg>
\ No newline at end of file
diff --git a/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/public/globe.svg b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/public/globe.svg
new file mode 100644
index 000000000000..567f17b0d7c7
--- /dev/null
+++ b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/public/globe.svg
@@ -0,0 +1 @@
+<svg fill="none" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 16 16"><g clip-path="url(#a)"><path fill-rule="evenodd" clip-rule="evenodd" d="M10.27 14.1a6.5 6.5 0 0 0 3.67-3.45q-1.24.21-2.7.34-.31 1.83-.97 3.1M8 16A8 8 0 1 0 8 0a8 8 0 0 0 0 16m.48-1.52a7 7 0 0 1-.96 0H7.5a4 4 0 0 1-.84-1.32q-.38-.89-.63-2.08a40 40 0 0 0 3.92 0q-.25 1.2-.63 2.08a4 4 0 0 1-.84 1.31zm2.94-4.76q1.66-.15 2.95-.43a7 7 0 0 0 0-2.58q-1.3-.27-2.95-.43a18 18 0 0 1 0 3.44m-1.27-3.54a17 17 0 0 1 0 3.64 39 39 0 0 1-4.3 0 17 17 0 0 1 0-3.64 39 39 0 0 1 4.3 0m1.1-1.17q1.45.13 2.69.34a6.5 6.5 0 0 0-3.67-3.44q.65 1.26.98 3.1M8.48 1.5l.01.02q.41.37.84 1.31.38.89.63 2.08a40 40 0 0 0-3.92 0q.25-1.2.63-2.08a4 4 0 0 1 .85-1.32 7 7 0 0 1 .96 0m-2.75.4a6.5 6.5 0 0 0-3.67 3.44 29 29 0 0 1 2.7-.34q.31-1.83.97-3.1M4.58 6.28q-1.66.16-2.95.43a7 7 0 0 0 0 2.58q1.3.27 2.95.43a18 18 0 0 1 0-3.44m.17 4.71q-1.45-.12-2.69-.34a6.5 6.5 0 0 0 3.67 3.44q-.65-1.27-.98-3.1" fill="#666"/></g><defs><clipPath id="a"><path fill="#fff" d="M0 0h16v16H0z"/></clipPath></defs></svg>
\ No newline at end of file
diff --git a/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/public/next.svg b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/public/next.svg
new file mode 100644
index 000000000000..5174b28c565c
--- /dev/null
+++ b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/public/next.svg
@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 394 80"><path fill="#000" d="M262 0h68.5v12.7h-27.2v66.6h-13.6V12.7H262V0ZM149 0v12.7H94v20.4h44.3v12.6H94v21h55v12.6H80.5V0h68.7zm34.3 0h-17.8l63.8 79.4h17.9l-32-39.7 32-39.6h-17.9l-23 28.6-23-28.6zm18.3 56.7-9-11-27.1 33.7h17.8l18.3-22.7z"/><path fill="#000" d="M81 79.3 17 0H0v79.3h13.6V17l50.2 62.3H81Zm252.6-.4c-1 0-1.8-.4-2.5-1s-1.1-1.6-1.1-2.6.3-1.8 1-2.5 1.6-1 2.6-1 1.8.3 2.5 1a3.4 3.4 0 0 1 .6 4.3 3.7 3.7 0 0 1-3 1.8zm23.2-33.5h6v23.3c0 2.1-.4 4-1.3 5.5a9.1 9.1 0 0 1-3.8 3.5c-1.6.8-3.5 1.3-5.7 1.3-2 0-3.7-.4-5.3-1s-2.8-1.8-3.7-3.2c-.9-1.3-1.4-3-1.4-5h6c.1.8.3 1.6.7 2.2s1 1.2 1.6 1.5c.7.4 1.5.5 2.4.5 1 0 1.8-.2 2.4-.6a4 4 0 0 0 1.6-1.8c.3-.8.5-1.8.5-3V45.5zm30.9 9.1a4.4 4.4 0 0 0-2-3.3 7.5 7.5 0 0 0-4.3-1.1c-1.3 0-2.4.2-3.3.5-.9.4-1.6 1-2 1.6a3.5 3.5 0 0 0-.3 4c.3.5.7.9 1.3 1.2l1.8 1 2 .5 3.2.8c1.3.3 2.5.7 3.7 1.2a13 13 0 0 1 3.2 1.8 8.1 8.1 0 0 1 3 6.5c0 2-.5 3.7-1.5 5.1a10 10 0 0 1-4.4 3.5c-1.8.8-4.1 1.2-6.8 1.2-2.6 0-4.9-.4-6.8-1.2-2-.8-3.4-2-4.5-3.5a10 10 0 0 1-1.7-5.6h6a5 5 0 0 0 3.5 4.6c1 .4 2.2.6 3.4.6 1.3 0 2.5-.2 3.5-.6 1-.4 1.8-1 2.4-1.7a4 4 0 0 0 .8-2.4c0-.9-.2-1.6-.7-2.2a11 11 0 0 0-2.1-1.4l-3.2-1-3.8-1c-2.8-.7-5-1.7-6.6-3.2a7.2 7.2 0 0 1-2.4-5.7 8 8 0 0 1 1.7-5 10 10 0 0 1 4.3-3.5c2-.8 4-1.2 6.4-1.2 2.3 0 4.4.4 6.2 1.2 1.8.8 3.2 2 4.3 3.4 1 1.4 1.5 3 1.5 5h-5.8z"/></svg>
\ No newline at end of file
diff --git a/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/public/vercel.svg b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/public/vercel.svg
new file mode 100644
index 000000000000..77053960334e
--- /dev/null
+++ b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/public/vercel.svg
@@ -0,0 +1 @@
+<svg fill="none" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1155 1000"><path d="m577.3 0 577.4 1000H0z" fill="#fff"/></svg>
\ No newline at end of file
diff --git a/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/public/window.svg b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/public/window.svg
new file mode 100644
index 000000000000..b2b2a44f6ebc
--- /dev/null
+++ b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/public/window.svg
@@ -0,0 +1 @@
+<svg fill="none" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 16 16"><path fill-rule="evenodd" clip-rule="evenodd" d="M1.5 2.5h13v10a1 1 0 0 1-1 1h-11a1 1 0 0 1-1-1zM0 1h16v11.5a2.5 2.5 0 0 1-2.5 2.5h-11A2.5 2.5 0 0 1 0 12.5zm3.75 4.5a.75.75 0 1 0 0-1.5.75.75 0 0 0 0 1.5M7 4.75a.75.75 0 1 1-1.5 0 .75.75 0 0 1 1.5 0m1.75.75a.75.75 0 1 0 0-1.5.75.75 0 0 0 0 1.5" fill="#666"/></svg>
\ No newline at end of file
diff --git a/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/sentry.edge.config.ts b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/sentry.edge.config.ts
new file mode 100644
index 000000000000..f2e946f81728
--- /dev/null
+++ b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/sentry.edge.config.ts
@@ -0,0 +1,11 @@
+import * as Sentry from '@sentry/nextjs';
+
+Sentry.init({
+  environment: 'qa', // dynamic sampling bias to keep transactions
+  dsn: process.env.NEXT_PUBLIC_E2E_TEST_DSN,
+  tunnel: `http://localhost:3031/`, // proxy server
+  tracesSampleRate: 1.0,
+  sendDefaultPii: true,
+  traceLifecycle: 'stream',
+  integrations: [Sentry.spanStreamingIntegration()],
+});
diff --git a/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/sentry.server.config.ts b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/sentry.server.config.ts
new file mode 100644
index 000000000000..d370665d7dfd
--- /dev/null
+++ b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/sentry.server.config.ts
@@ -0,0 +1,11 @@
+import * as Sentry from '@sentry/nextjs';
+
+Sentry.init({
+  environment: 'qa', // dynamic sampling bias to keep transactions
+  dsn: process.env.NEXT_PUBLIC_E2E_TEST_DSN,
+  tunnel: `http://localhost:3031/`, // proxy server
+  tracesSampleRate: 1.0,
+  sendDefaultPii: true,
+  traceLifecycle: 'stream',
+  integrations: [Sentry.vercelAIIntegration(), Sentry.spanStreamingIntegration()],
+});
diff --git a/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/start-event-proxy.mjs b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/start-event-proxy.mjs
new file mode 100644
index 000000000000..493d4fff94fe
--- /dev/null
+++ b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/start-event-proxy.mjs
@@ -0,0 +1,14 @@
+import * as fs from 'fs';
+import * as path from 'path';
+import { startEventProxyServer } from '@sentry-internal/test-utils';
+
+const packageJson = JSON.parse(fs.readFileSync(path.join(process.cwd(), 'package.json')));
+
+startEventProxyServer({
+  port: 3031,
+  proxyServerName: 'nextjs-16-streaming-cacheComponents',
+  envelopeDumpPath: path.join(
+    process.cwd(),
+    `event-dumps/next-16-cacheComponents-v${packageJson.dependencies.next}-${process.env.TEST_ENV}.dump`,
+  ),
+});
diff --git a/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/tests/cacheComponents.spec.ts b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/tests/cacheComponents.spec.ts
new file mode 100644
index 000000000000..a9caa316a26b
--- /dev/null
+++ b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/tests/cacheComponents.spec.ts
@@ -0,0 +1,90 @@
+import { expect, test } from '@playwright/test';
+import { waitForStreamedSpan, waitForStreamedSpans, getSpanOp } from '@sentry-internal/test-utils';
+
+test('Should render cached component', async ({ page }) => {
+  const spansPromise = waitForStreamedSpans('nextjs-16-streaming-cacheComponents', spans => {
+    return spans.some(
+      span => span.name.startsWith('GET /cache') && getSpanOp(span) === 'http.server' && span.is_segment,
+    );
+  });
+
+  await page.goto('/cache');
+
+  const spans = await spansPromise;
+
+  // we want to skip creating spans in cached environments
+  expect(spans.filter(span => getSpanOp(span) === 'get.todos')).toHaveLength(0);
+  await expect(page.locator('#todos-fetched')).toHaveText('Todos fetched: 5');
+});
+
+test('Should render suspense component', async ({ page }) => {
+  const spansPromise = waitForStreamedSpans('nextjs-16-streaming-cacheComponents', spans => {
+    return spans.some(
+      span => span.name.startsWith('GET /suspense') && getSpanOp(span) === 'http.server' && span.is_segment,
+    );
+  });
+
+  await page.goto('/suspense');
+
+  const spans = await spansPromise;
+
+  // this will be called several times in development mode, so we need to check for at least one span
+  expect(spans.filter(span => getSpanOp(span) === 'get.todos').length).toBeGreaterThan(0);
+  await expect(page.locator('#todos-fetched')).toHaveText('Todos fetched: 5');
+});
+
+test('Should generate metadata', async ({ page }) => {
+  const spansPromise = waitForStreamedSpans('nextjs-16-streaming-cacheComponents', spans => {
+    return spans.some(
+      span => span.name.startsWith('GET /metadata') && getSpanOp(span) === 'http.server' && span.is_segment,
+    );
+  });
+
+  await page.goto('/metadata');
+
+  const spans = await spansPromise;
+
+  expect(spans.filter(span => getSpanOp(span) === 'get.todos')).toHaveLength(0);
+  await expect(page.locator('#todos-fetched')).toHaveText('Todos fetched: 5');
+  await expect(page).toHaveTitle('Cache Components Metadata Test');
+});
+
+test('Should generate metadata async', async ({ page }) => {
+  const spansPromise = waitForStreamedSpans('nextjs-16-streaming-cacheComponents', spans => {
+    return spans.some(
+      span => span.name.startsWith('GET /metadata-async') && getSpanOp(span) === 'http.server' && span.is_segment,
+    );
+  });
+
+  await page.goto('/metadata-async');
+
+  const spans = await spansPromise;
+
+  expect(spans.filter(span => getSpanOp(span) === 'get.todos')).toHaveLength(0);
+  await expect(page.locator('#todos-fetched')).toHaveText('Todos fetched: 5');
+  await expect(page).toHaveTitle('Product: 1');
+});
+
+test('Metatag injection produces exactly one pageload trace with cache components', async ({ page }) => {
+  const serverSpanPromise = waitForStreamedSpan('nextjs-16-streaming-cacheComponents', span => {
+    return span.name === 'GET /pageload-tracing' && getSpanOp(span) === 'http.server' && span.is_segment;
+  });
+
+  const pageloadSpanPromise = waitForStreamedSpan('nextjs-16-streaming-cacheComponents', span => {
+    return span.name === '/pageload-tracing' && getSpanOp(span) === 'pageload' && span.is_segment;
+  });
+
+  await page.goto('/pageload-tracing');
+
+  await expect(page.locator('#todos-fetched')).toHaveText('Todos fetched: 5');
+
+  const [serverSpan, pageloadSpan] = await Promise.all([serverSpanPromise, pageloadSpanPromise]);
+
+  // Server and client pageload spans must share the same trace via metatag injection
+  expect(pageloadSpan.trace_id).toBeTruthy();
+  expect(serverSpan.trace_id).toBe(pageloadSpan.trace_id);
+
+  // Exactly one set of trace meta tags — no duplicates that would cause multiple pageloads
+  expect(await page.locator('meta[name="sentry-trace"]').count()).toBe(1);
+  expect(await page.locator('meta[name="baggage"]').count()).toBe(1);
+});
diff --git a/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/tsconfig.json b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/tsconfig.json
new file mode 100644
index 000000000000..cc9ed39b5aa2
--- /dev/null
+++ b/dev-packages/e2e-tests/test-applications/nextjs-16-streaming-cacheComponents/tsconfig.json
@@ -0,0 +1,27 @@
+{
+  "compilerOptions": {
+    "target": "ES2017",
+    "lib": ["dom", "dom.iterable", "esnext"],
+    "allowJs": true,
+    "skipLibCheck": true,
+    "strict": true,
+    "noEmit": true,
+    "esModuleInterop": true,
+    "module": "esnext",
+    "moduleResolution": "bundler",
+    "resolveJsonModule": true,
+    "isolatedModules": true,
+    "jsx": "react-jsx",
+    "incremental": true,
+    "plugins": [
+      {
+        "name": "next"
+      }
+    ],
+    "paths": {
+      "@/*": ["./*"]
+    }
+  },
+  "include": ["next-env.d.ts", "**/*.ts", "**/*.tsx", ".next/types/**/*.ts", ".next/dev/types/**/*.ts", "**/*.mts"],
+  "exclude": ["node_modules"]
+}