diff --git a/packages/next/src/build/define-env.ts b/packages/next/src/build/define-env.ts
index 072f03d3fec365..d9eb6bcd665cc1 100644
--- a/packages/next/src/build/define-env.ts
+++ b/packages/next/src/build/define-env.ts
@@ -199,6 +199,9 @@ export function getDefineEnv({
     'process.env.__NEXT_CLIENT_SEGMENT_CACHE': Boolean(
       config.experimental.clientSegmentCache
     ),
+    'process.env.__NEXT_CLIENT_PARAM_PARSING': Boolean(
+      config.experimental.clientParamParsing
+    ),
     'process.env.__NEXT_CLIENT_VALIDATE_RSC_REQUEST_HEADERS': Boolean(
       config.experimental.validateRSCRequestHeaders
     ),
diff --git a/packages/next/src/build/templates/app-page.ts b/packages/next/src/build/templates/app-page.ts
index 7ee24b6672ea33..7cb0f2b70c2b7f 100644
--- a/packages/next/src/build/templates/app-page.ts
+++ b/packages/next/src/build/templates/app-page.ts
@@ -533,6 +533,9 @@ export async function handler(
             clientSegmentCache: Boolean(
               nextConfig.experimental.clientSegmentCache
             ),
+            clientParamParsing: Boolean(
+              nextConfig.experimental.clientParamParsing
+            ),
             dynamicOnHover: Boolean(nextConfig.experimental.dynamicOnHover),
             inlineCss: Boolean(nextConfig.experimental.inlineCss),
             authInterrupts: Boolean(nextConfig.experimental.authInterrupts),
diff --git a/packages/next/src/build/templates/edge-ssr-app.ts b/packages/next/src/build/templates/edge-ssr-app.ts
index df2f2e729128b4..881f1a3cd96b8e 100644
--- a/packages/next/src/build/templates/edge-ssr-app.ts
+++ b/packages/next/src/build/templates/edge-ssr-app.ts
@@ -163,6 +163,7 @@ async function requestHandler(
         staleTimes: nextConfig.experimental.staleTimes,
         cacheComponents: Boolean(nextConfig.experimental.cacheComponents),
         clientSegmentCache: Boolean(nextConfig.experimental.clientSegmentCache),
+        clientParamParsing: Boolean(nextConfig.experimental.clientParamParsing),
         dynamicOnHover: Boolean(nextConfig.experimental.dynamicOnHover),
         inlineCss: Boolean(nextConfig.experimental.inlineCss),
         authInterrupts: Boolean(nextConfig.experimental.authInterrupts),
diff --git a/packages/next/src/export/index.ts b/packages/next/src/export/index.ts
index f007d0ffc09e84..9047b40a4375be 100644
--- a/packages/next/src/export/index.ts
+++ b/packages/next/src/export/index.ts
@@ -404,6 +404,7 @@ async function exportAppImpl(
         nextConfig.experimental.clientSegmentCache === 'client-only'
           ? 'client-only'
           : Boolean(nextConfig.experimental.clientSegmentCache),
+      clientParamParsing: nextConfig.experimental.clientParamParsing ?? false,
       dynamicOnHover: nextConfig.experimental.dynamicOnHover ?? false,
       inlineCss: nextConfig.experimental.inlineCss ?? false,
       authInterrupts: !!nextConfig.experimental.authInterrupts,
diff --git a/packages/next/src/server/app-render/types.ts b/packages/next/src/server/app-render/types.ts
index 253ba03eb8bbed..e33c5a78534486 100644
--- a/packages/next/src/server/app-render/types.ts
+++ b/packages/next/src/server/app-render/types.ts
@@ -261,6 +261,7 @@ export interface RenderOptsPartial {
     clientTraceMetadata: string[] | undefined
     cacheComponents: boolean
     clientSegmentCache: boolean | 'client-only'
+    clientParamParsing: boolean
     dynamicOnHover: boolean
     inlineCss: boolean
     authInterrupts: boolean
diff --git a/packages/next/src/server/base-server.ts b/packages/next/src/server/base-server.ts
index 512c01b0990fc2..a409ed8faea8ad 100644
--- a/packages/next/src/server/base-server.ts
+++ b/packages/next/src/server/base-server.ts
@@ -568,6 +568,8 @@ export default abstract class Server<
           this.nextConfig.experimental.clientSegmentCache === 'client-only'
             ? 'client-only'
             : Boolean(this.nextConfig.experimental.clientSegmentCache),
+        clientParamParsing:
+          this.nextConfig.experimental.clientParamParsing ?? false,
         dynamicOnHover: this.nextConfig.experimental.dynamicOnHover ?? false,
         inlineCss: this.nextConfig.experimental.inlineCss ?? false,
         authInterrupts: !!this.nextConfig.experimental.authInterrupts,
diff --git a/packages/next/src/server/config-schema.ts b/packages/next/src/server/config-schema.ts
index ad16ebf69c4ee8..322cee2a93ecaf 100644
--- a/packages/next/src/server/config-schema.ts
+++ b/packages/next/src/server/config-schema.ts
@@ -358,6 +358,7 @@ export const configSchema: zod.ZodType<NextConfig> = z.lazy(() =>
         clientSegmentCache: z
           .union([z.boolean(), z.literal('client-only')])
           .optional(),
+        clientParamParsing: z.boolean().optional(),
         dynamicOnHover: z.boolean().optional(),
         disableOptimizedLoading: z.boolean().optional(),
         disablePostcssPresetEnv: z.boolean().optional(),
diff --git a/packages/next/src/server/config-shared.ts b/packages/next/src/server/config-shared.ts
index 0eee820fa0522f..a0af1c47e5b27c 100644
--- a/packages/next/src/server/config-shared.ts
+++ b/packages/next/src/server/config-shared.ts
@@ -331,6 +331,7 @@ export interface ExperimentalConfig {
   linkNoTouchStart?: boolean
   caseSensitiveRoutes?: boolean
   clientSegmentCache?: boolean | 'client-only'
+  clientParamParsing?: boolean
   dynamicOnHover?: boolean
   appDocumentPreloading?: boolean
   preloadEntriesOnStart?: boolean
@@ -1400,6 +1401,7 @@ export const defaultConfig = Object.freeze({
     linkNoTouchStart: false,
     caseSensitiveRoutes: false,
     clientSegmentCache: false,
+    clientParamParsing: false,
     dynamicOnHover: false,
     appDocumentPreloading: undefined,
     preloadEntriesOnStart: true,
diff --git a/packages/next/src/server/config.ts b/packages/next/src/server/config.ts
index f2d9ba9e6e3b02..2266e604c68e3c 100644
--- a/packages/next/src/server/config.ts
+++ b/packages/next/src/server/config.ts
@@ -1715,6 +1715,25 @@ function enforceExperimentalFeatures(
     }
   }
 
+  // TODO: Remove this once we've made Client Param Parsing the default.
+  if (
+    process.env.__NEXT_EXPERIMENTAL_PPR === 'true' &&
+    // We do respect an explicit value in the user config.
+    (config.experimental.clientParamParsing === undefined ||
+      (isDefaultConfig && !config.experimental.clientParamParsing))
+  ) {
+    config.experimental.clientParamParsing = true
+
+    if (configuredExperimentalFeatures) {
+      addConfiguredExperimentalFeature(
+        configuredExperimentalFeatures,
+        'clientParamParsing',
+        true,
+        'enabled by `__NEXT_EXPERIMENTAL_PPR`'
+      )
+    }
+  }
+
   // TODO: Remove this once we've made Cache Components the default.
   if (
     process.env.__NEXT_EXPERIMENTAL_CACHE_COMPONENTS === 'true' &&
diff --git a/test/production/app-dir/build-output-prerender/build-output-prerender.test.ts b/test/production/app-dir/build-output-prerender/build-output-prerender.test.ts
index b9776f8fee6c46..2161dd1c42c306 100644
--- a/test/production/app-dir/build-output-prerender/build-output-prerender.test.ts
+++ b/test/production/app-dir/build-output-prerender/build-output-prerender.test.ts
@@ -26,6 +26,7 @@ describe('build-output-prerender', () => {
                   ✓ ppr (enabled by \`__NEXT_EXPERIMENTAL_CACHE_COMPONENTS\`)
                   ✓ cacheComponents
                   ✓ clientSegmentCache (enabled by \`__NEXT_EXPERIMENTAL_PPR\`)
+                  ✓ clientParamParsing (enabled by \`__NEXT_EXPERIMENTAL_PPR\`)
                   ✓ enablePrerenderSourceMaps (enabled by \`experimental.cacheComponents\`)"
             `)
           } else {
@@ -35,6 +36,7 @@ describe('build-output-prerender', () => {
                   ✓ ppr (enabled by \`__NEXT_EXPERIMENTAL_CACHE_COMPONENTS\`)
                   ✓ cacheComponents
                   ✓ clientSegmentCache (enabled by \`__NEXT_EXPERIMENTAL_PPR\`)
+                  ✓ clientParamParsing (enabled by \`__NEXT_EXPERIMENTAL_PPR\`)
                   ✓ enablePrerenderSourceMaps (enabled by \`experimental.cacheComponents\`)"
             `)
           }
@@ -46,6 +48,7 @@ describe('build-output-prerender', () => {
                   ✓ ppr (enabled by \`__NEXT_EXPERIMENTAL_PPR\`)
                   ✓ cacheComponents
                   ✓ clientSegmentCache (enabled by \`__NEXT_EXPERIMENTAL_PPR\`)
+                  ✓ clientParamParsing (enabled by \`__NEXT_EXPERIMENTAL_PPR\`)
                   ✓ enablePrerenderSourceMaps (enabled by \`experimental.cacheComponents\`)"
             `)
           } else {
@@ -55,6 +58,7 @@ describe('build-output-prerender', () => {
                   ✓ ppr (enabled by \`__NEXT_EXPERIMENTAL_PPR\`)
                   ✓ cacheComponents
                   ✓ clientSegmentCache (enabled by \`__NEXT_EXPERIMENTAL_PPR\`)
+                  ✓ clientParamParsing (enabled by \`__NEXT_EXPERIMENTAL_PPR\`)
                   ✓ enablePrerenderSourceMaps (enabled by \`experimental.cacheComponents\`)"
             `)
           }
@@ -131,6 +135,7 @@ describe('build-output-prerender', () => {
                   ✓ serverSourceMaps (enabled by \`--debug-prerender\`)
                   ⨯ prerenderEarlyExit (disabled by \`--debug-prerender\`)
                   ✓ clientSegmentCache (enabled by \`__NEXT_EXPERIMENTAL_PPR\`)
+                  ✓ clientParamParsing (enabled by \`__NEXT_EXPERIMENTAL_PPR\`)
                   ✓ enablePrerenderSourceMaps (enabled by \`--debug-prerender\`)"
             `)
           } else {
@@ -144,6 +149,7 @@ describe('build-output-prerender', () => {
                   ⨯ serverMinification (disabled by \`--debug-prerender\`)
                   ⨯ prerenderEarlyExit (disabled by \`--debug-prerender\`)
                   ✓ clientSegmentCache (enabled by \`__NEXT_EXPERIMENTAL_PPR\`)
+                  ✓ clientParamParsing (enabled by \`__NEXT_EXPERIMENTAL_PPR\`)
                   ✓ enablePrerenderSourceMaps (enabled by \`--debug-prerender\`)"
             `)
           }
@@ -159,6 +165,7 @@ describe('build-output-prerender', () => {
                   ✓ serverSourceMaps (enabled by \`--debug-prerender\`)
                   ⨯ prerenderEarlyExit (disabled by \`--debug-prerender\`)
                   ✓ clientSegmentCache (enabled by \`__NEXT_EXPERIMENTAL_PPR\`)
+                  ✓ clientParamParsing (enabled by \`__NEXT_EXPERIMENTAL_PPR\`)
                   ✓ enablePrerenderSourceMaps (enabled by \`--debug-prerender\`)"
             `)
           } else {
@@ -172,6 +179,7 @@ describe('build-output-prerender', () => {
                   ⨯ serverMinification (disabled by \`--debug-prerender\`)
                   ⨯ prerenderEarlyExit (disabled by \`--debug-prerender\`)
                   ✓ clientSegmentCache (enabled by \`__NEXT_EXPERIMENTAL_PPR\`)
+                  ✓ clientParamParsing (enabled by \`__NEXT_EXPERIMENTAL_PPR\`)
                   ✓ enablePrerenderSourceMaps (enabled by \`--debug-prerender\`)"
             `)
           }
@@ -251,6 +259,7 @@ describe('build-output-prerender', () => {
                   ✓ ppr (enabled by \`__NEXT_EXPERIMENTAL_CACHE_COMPONENTS\`)
                   ✓ cacheComponents (enabled by \`__NEXT_EXPERIMENTAL_CACHE_COMPONENTS\`)
                   ✓ clientSegmentCache (enabled by \`__NEXT_EXPERIMENTAL_PPR\`)
+                  ✓ clientParamParsing (enabled by \`__NEXT_EXPERIMENTAL_PPR\`)
                   ✓ enablePrerenderSourceMaps (enabled by \`experimental.cacheComponents\`)"
             `)
           } else {
@@ -260,6 +269,7 @@ describe('build-output-prerender', () => {
                   ✓ ppr (enabled by \`__NEXT_EXPERIMENTAL_CACHE_COMPONENTS\`)
                   ✓ cacheComponents (enabled by \`__NEXT_EXPERIMENTAL_CACHE_COMPONENTS\`)
                   ✓ clientSegmentCache (enabled by \`__NEXT_EXPERIMENTAL_PPR\`)
+                  ✓ clientParamParsing (enabled by \`__NEXT_EXPERIMENTAL_PPR\`)
                   ✓ enablePrerenderSourceMaps (enabled by \`experimental.cacheComponents\`)"
             `)
           }
@@ -269,14 +279,16 @@ describe('build-output-prerender', () => {
              "▲ Next.js x.y.z (Turbopack)
                 - Experiments (use with caution):
                   ✓ ppr (enabled by \`__NEXT_EXPERIMENTAL_PPR\`)
-                  ✓ clientSegmentCache (enabled by \`__NEXT_EXPERIMENTAL_PPR\`)"
+                  ✓ clientSegmentCache (enabled by \`__NEXT_EXPERIMENTAL_PPR\`)
+                  ✓ clientParamParsing (enabled by \`__NEXT_EXPERIMENTAL_PPR\`)"
             `)
           } else {
             expect(getPreambleOutput(next.cliOutput)).toMatchInlineSnapshot(`
              "▲ Next.js x.y.z
                 - Experiments (use with caution):
                   ✓ ppr (enabled by \`__NEXT_EXPERIMENTAL_PPR\`)
-                  ✓ clientSegmentCache (enabled by \`__NEXT_EXPERIMENTAL_PPR\`)"
+                  ✓ clientSegmentCache (enabled by \`__NEXT_EXPERIMENTAL_PPR\`)
+                  ✓ clientParamParsing (enabled by \`__NEXT_EXPERIMENTAL_PPR\`)"
             `)
           }
         } else {
@@ -315,6 +327,7 @@ describe('build-output-prerender', () => {
                   ✓ serverSourceMaps (enabled by \`--debug-prerender\`)
                   ⨯ prerenderEarlyExit (disabled by \`--debug-prerender\`)
                   ✓ clientSegmentCache (enabled by \`__NEXT_EXPERIMENTAL_PPR\`)
+                  ✓ clientParamParsing (enabled by \`__NEXT_EXPERIMENTAL_PPR\`)
                   ✓ enablePrerenderSourceMaps (enabled by \`--debug-prerender\`)"
             `)
           } else {
@@ -328,6 +341,7 @@ describe('build-output-prerender', () => {
                   ⨯ serverMinification (disabled by \`--debug-prerender\`)
                   ⨯ prerenderEarlyExit (disabled by \`--debug-prerender\`)
                   ✓ clientSegmentCache (enabled by \`__NEXT_EXPERIMENTAL_PPR\`)
+                  ✓ clientParamParsing (enabled by \`__NEXT_EXPERIMENTAL_PPR\`)
                   ✓ enablePrerenderSourceMaps (enabled by \`--debug-prerender\`)"
             `)
           }
@@ -342,6 +356,7 @@ describe('build-output-prerender', () => {
                   ✓ serverSourceMaps (enabled by \`--debug-prerender\`)
                   ⨯ prerenderEarlyExit (disabled by \`--debug-prerender\`)
                   ✓ clientSegmentCache (enabled by \`__NEXT_EXPERIMENTAL_PPR\`)
+                  ✓ clientParamParsing (enabled by \`__NEXT_EXPERIMENTAL_PPR\`)
                   ✓ enablePrerenderSourceMaps (enabled by \`--debug-prerender\`)"
             `)
           } else {
@@ -354,6 +369,7 @@ describe('build-output-prerender', () => {
                   ⨯ serverMinification (disabled by \`--debug-prerender\`)
                   ⨯ prerenderEarlyExit (disabled by \`--debug-prerender\`)
                   ✓ clientSegmentCache (enabled by \`__NEXT_EXPERIMENTAL_PPR\`)
+                  ✓ clientParamParsing (enabled by \`__NEXT_EXPERIMENTAL_PPR\`)
                   ✓ enablePrerenderSourceMaps (enabled by \`--debug-prerender\`)"
             `)
           }