diff --git a/package.json b/package.json
index fb955591778..fdf898e12c9 100644
--- a/package.json
+++ b/package.json
@@ -1516,10 +1516,10 @@
     "audit:seams": "node scripts/audit-seams.mjs",
     "build": "node scripts/build-all.mjs",
     "build:ci-artifacts": "node scripts/build-all.mjs ciArtifacts",
-    "build:docker": "node scripts/tsdown-build.mjs && node scripts/check-cli-bootstrap-imports.mjs && node scripts/runtime-postbuild.mjs && node scripts/build-stamp.mjs && node scripts/runtime-postbuild-stamp.mjs && pnpm plugins:assets:build && pnpm plugins:assets:copy && node --experimental-strip-types scripts/copy-hook-metadata.ts && node --experimental-strip-types scripts/copy-export-html-templates.ts && node --experimental-strip-types scripts/write-build-info.ts && node --experimental-strip-types scripts/write-cli-startup-metadata.ts && node --experimental-strip-types scripts/write-cli-compat.ts",
+    "build:docker": "node scripts/tsdown-build.mjs && node scripts/check-cli-bootstrap-imports.mjs && node scripts/runtime-postbuild.mjs && node scripts/build-stamp.mjs && node scripts/runtime-postbuild-stamp.mjs && pnpm plugins:assets:build && pnpm plugins:assets:copy && node --import tsx scripts/copy-hook-metadata.ts && node --import tsx scripts/copy-export-html-templates.ts && node --import tsx scripts/write-build-info.ts && node --import tsx scripts/write-cli-startup-metadata.ts && node --import tsx scripts/write-cli-compat.ts",
     "build:plugin-sdk:dts": "node scripts/run-tsgo.mjs -p tsconfig.plugin-sdk.dts.json --declaration true",
-    "build:plugin-sdk:strict-smoke": "node scripts/tsdown-build.mjs && node scripts/runtime-postbuild.mjs && node scripts/run-with-env.mjs OPENCLAW_PLUGIN_SDK_CANONICAL_DTS=1 -- node --experimental-strip-types scripts/write-plugin-sdk-entry-dts.ts && node scripts/check-plugin-sdk-exports.mjs",
-    "build:strict-smoke": "pnpm plugins:assets:build && node scripts/tsdown-build.mjs && node scripts/check-cli-bootstrap-imports.mjs && node scripts/runtime-postbuild.mjs && node scripts/build-stamp.mjs && node scripts/runtime-postbuild-stamp.mjs && node scripts/run-with-env.mjs OPENCLAW_PLUGIN_SDK_CANONICAL_DTS=1 -- node --experimental-strip-types scripts/write-plugin-sdk-entry-dts.ts && node scripts/check-plugin-sdk-exports.mjs",
+    "build:plugin-sdk:strict-smoke": "node scripts/tsdown-build.mjs && node scripts/runtime-postbuild.mjs && node scripts/run-with-env.mjs OPENCLAW_PLUGIN_SDK_CANONICAL_DTS=1 -- node --import tsx scripts/write-plugin-sdk-entry-dts.ts && node scripts/check-plugin-sdk-exports.mjs",
+    "build:strict-smoke": "pnpm plugins:assets:build && node scripts/tsdown-build.mjs && node scripts/check-cli-bootstrap-imports.mjs && node scripts/runtime-postbuild.mjs && node scripts/build-stamp.mjs && node scripts/runtime-postbuild-stamp.mjs && node scripts/run-with-env.mjs OPENCLAW_PLUGIN_SDK_CANONICAL_DTS=1 -- node --import tsx scripts/write-plugin-sdk-entry-dts.ts && node scripts/check-plugin-sdk-exports.mjs",
     "canvas:a2ui:bundle": "node scripts/bundle-a2ui.mjs",
     "canvas:a2ui:native:check": "node scripts/sync-native-a2ui.mjs --check",
     "canvas:a2ui:native:sync": "node scripts/sync-native-a2ui.mjs --write",
diff --git a/scripts/build-all.mjs b/scripts/build-all.mjs
index 395641dfaf6..3847c65dbc2 100644
--- a/scripts/build-all.mjs
+++ b/scripts/build-all.mjs
@@ -53,7 +53,7 @@ export const BUILD_ALL_STEPS = [
   {
     label: "write-plugin-sdk-entry-dts",
     kind: "node",
-    args: ["--experimental-strip-types", "scripts/write-plugin-sdk-entry-dts.ts"],
+    args: ["--import", "tsx", "scripts/write-plugin-sdk-entry-dts.ts"],
     env: {
       OPENCLAW_PLUGIN_SDK_CANONICAL_DTS: "1",
     },
@@ -77,12 +77,12 @@ export const BUILD_ALL_STEPS = [
   {
     label: "copy-hook-metadata",
     kind: "node",
-    args: ["--experimental-strip-types", "scripts/copy-hook-metadata.ts"],
+    args: ["--import", "tsx", "scripts/copy-hook-metadata.ts"],
   },
   {
     label: "copy-export-html-templates",
     kind: "node",
-    args: ["--experimental-strip-types", "scripts/copy-export-html-templates.ts"],
+    args: ["--import", "tsx", "scripts/copy-export-html-templates.ts"],
     cache: {
       inputs: [
         "scripts/copy-export-html-templates.ts",
@@ -105,17 +105,17 @@ export const BUILD_ALL_STEPS = [
   {
     label: "write-build-info",
     kind: "node",
-    args: ["--experimental-strip-types", "scripts/write-build-info.ts"],
+    args: ["--import", "tsx", "scripts/write-build-info.ts"],
   },
   {
     label: "write-cli-startup-metadata",
     kind: "node",
-    args: ["--experimental-strip-types", "scripts/write-cli-startup-metadata.ts"],
+    args: ["--import", "tsx", "scripts/write-cli-startup-metadata.ts"],
   },
   {
     label: "write-cli-compat",
     kind: "node",
-    args: ["--experimental-strip-types", "scripts/write-cli-compat.ts"],
+    args: ["--import", "tsx", "scripts/write-cli-compat.ts"],
   },
 ];
 
diff --git a/test/package-scripts.test.ts b/test/package-scripts.test.ts
index 7373eff667e..2fe0d212a00 100644
--- a/test/package-scripts.test.ts
+++ b/test/package-scripts.test.ts
@@ -119,6 +119,17 @@ describe("package scripts", () => {
     expect(directNodeEnvScripts).toEqual([]);
   });
 
+  it.each([
+    { scriptName: "build:docker", expectedCount: 5 },
+    { scriptName: "build:plugin-sdk:strict-smoke", expectedCount: 1 },
+    { scriptName: "build:strict-smoke", expectedCount: 1 },
+  ])("runs TypeScript steps in $scriptName through tsx", ({ scriptName, expectedCount }) => {
+    const script = readPackageJson().scripts[scriptName];
+
+    expect(script).not.toContain("--experimental-strip-types");
+    expect(script.match(/node --import tsx scripts\/[^\s]+\.ts/gu)).toHaveLength(expectedCount);
+  });
+
   it("enables live cache validation in the package script", () => {
     expect(readPackageJson().scripts["test:live:cache"]).toBe(
       "node scripts/run-with-env.mjs OPENCLAW_LIVE_TEST=1 OPENCLAW_LIVE_CACHE_TEST=1 -- node --import tsx scripts/check-live-cache.ts",
@@ -133,7 +144,7 @@ describe("package scripts", () => {
 
   it("runs runtime postbuild before plugin SDK strict export checks", () => {
     expect(readPackageJson().scripts["build:plugin-sdk:strict-smoke"]).toBe(
-      "node scripts/tsdown-build.mjs && node scripts/runtime-postbuild.mjs && node scripts/run-with-env.mjs OPENCLAW_PLUGIN_SDK_CANONICAL_DTS=1 -- node --experimental-strip-types scripts/write-plugin-sdk-entry-dts.ts && node scripts/check-plugin-sdk-exports.mjs",
+      "node scripts/tsdown-build.mjs && node scripts/runtime-postbuild.mjs && node scripts/run-with-env.mjs OPENCLAW_PLUGIN_SDK_CANONICAL_DTS=1 -- node --import tsx scripts/write-plugin-sdk-entry-dts.ts && node scripts/check-plugin-sdk-exports.mjs",
     );
   });
 
diff --git a/test/scripts/build-all.test.ts b/test/scripts/build-all.test.ts
index 685c746ee59..2c45e54be15 100644
--- a/test/scripts/build-all.test.ts
+++ b/test/scripts/build-all.test.ts
@@ -116,6 +116,55 @@ describe("resolveBuildAllStep", () => {
     });
   });
 
+  it.each([
+    {
+      label: "write-plugin-sdk-entry-dts",
+      scriptPath: "scripts/write-plugin-sdk-entry-dts.ts",
+      expectedEnv: { FOO: "bar", OPENCLAW_PLUGIN_SDK_CANONICAL_DTS: "1" },
+    },
+    {
+      label: "copy-hook-metadata",
+      scriptPath: "scripts/copy-hook-metadata.ts",
+      expectedEnv: { FOO: "bar" },
+    },
+    {
+      label: "copy-export-html-templates",
+      scriptPath: "scripts/copy-export-html-templates.ts",
+      expectedEnv: { FOO: "bar" },
+    },
+    {
+      label: "write-build-info",
+      scriptPath: "scripts/write-build-info.ts",
+      expectedEnv: { FOO: "bar" },
+    },
+    {
+      label: "write-cli-startup-metadata",
+      scriptPath: "scripts/write-cli-startup-metadata.ts",
+      expectedEnv: { FOO: "bar" },
+    },
+    {
+      label: "write-cli-compat",
+      scriptPath: "scripts/write-cli-compat.ts",
+      expectedEnv: { FOO: "bar" },
+    },
+  ])("runs the $label TypeScript step through tsx", ({ label, scriptPath, expectedEnv }) => {
+    const step = getBuildAllStep(label);
+
+    const result = resolveBuildAllStep(step, {
+      nodeExecPath: "/custom/node",
+      env: { FOO: "bar" },
+    });
+
+    expect(result).toEqual({
+      command: "/custom/node",
+      args: ["--import", "tsx", scriptPath],
+      options: {
+        stdio: "inherit",
+        env: expectedEnv,
+      },
+    });
+  });
+
   it("can route pnpm script steps through direct node entrypoints", () => {
     const step = getBuildAllStep("plugins:assets:build");