diff --git a/next.config.mjs b/next.config.mjs
index a1a3fd5d7b..26303ced09 100644
--- a/next.config.mjs
+++ b/next.config.mjs
@@ -109,6 +109,8 @@ function filterKnownInfrastructureWarnings(baseConsole) {
 // The resulting artifact is intended to be published as `omniroute-secure`
 // for security-sensitive environments. See docs/security/SOCKET_DEV_FINDINGS.md.
 const isMinimalBuild = process.env.OMNIROUTE_BUILD_PROFILE === "minimal";
+// Contributor builds validate compilation only and do not need a shippable standalone bundle.
+const isContributorBuild = process.env.OMNIROUTE_BUILD_PROFILE === "contributor";
 
 // #10273: `null` unless the operator opts in with DASHBOARD_ALLOW_EMBED=vscode. Read at build
 // time like every other knob in this file (OMNIROUTE_BASE_PATH, OMNIROUTE_BUILD_PROFILE, …),
@@ -218,7 +220,7 @@ const nextConfig = {
       },
     ],
   },
-  output: "standalone",
+  ...(isContributorBuild ? {} : { output: "standalone" }),
   compress: true,
   productionBrowserSourceMaps: false,
   // OmniRoute is a proxy for AI APIs — request bodies routinely include
diff --git a/tests/unit/build/contributor-build-script.test.mjs b/tests/unit/build/contributor-build-script.test.mjs
index 0161152c6d..52367b3c40 100644
--- a/tests/unit/build/contributor-build-script.test.mjs
+++ b/tests/unit/build/contributor-build-script.test.mjs
@@ -7,6 +7,8 @@ import {
   stubContributorInstrumentation,
 } from "../../../scripts/build/backendOnlyPages.mjs";
 
+const nextConfigSource = fs.readFileSync(path.join(process.cwd(), "next.config.mjs"), "utf8");
+
 const packageJson = JSON.parse(fs.readFileSync(path.join(process.cwd(), "package.json"), "utf8"));
 
 test("contributor build profile selects the webpack fallback", () => {
@@ -48,3 +50,11 @@ test("contributor instrumentation stubs are reversible", async () => {
   for (const [target, source] of originals) assert.equal(await fs.readFile(target, "utf8"), source);
   await fs.rm(tempRoot, { recursive: true, force: true });
 });
+
+test("contributor profile disables standalone output while default keeps it", () => {
+  assert.match(nextConfigSource, /isContributorBuild/);
+  assert.match(
+    nextConfigSource,
+    /\.\.\.\(isContributorBuild \? \{\} : \{ output: "standalone" \}\)/
+  );
+});