diff --git a/scripts/e2e/parallels/linux-smoke.ts b/scripts/e2e/parallels/linux-smoke.ts
index 8ca8c7ed72f..0fc3ab45884 100755
--- a/scripts/e2e/parallels/linux-smoke.ts
+++ b/scripts/e2e/parallels/linux-smoke.ts
@@ -12,9 +12,7 @@ import {
   parseBoolEnv,
   parseMode,
   parseProvider,
-  modelTransportConfigJson,
-  providerIdFromModelId,
-  providerTimeoutConfigJson,
+  modelProviderConfigBatchJson,
   repoRoot,
   resolveHostIp,
   resolveHostPort,
@@ -690,22 +688,14 @@ rm -rf /root/.openclaw/test-bad-plugin`);
 
   private verifyLocalTurn(): void {
     this.guestExec(["openclaw", "models", "set", this.auth.modelId]);
-    const providerId = providerIdFromModelId(this.auth.modelId) || this.options.provider;
-    const providerTimeoutConfig = providerTimeoutConfigJson(this.auth.modelId, "linux");
-    if (providerTimeoutConfig) {
-      this.guestBash(
-        `openclaw config set ${shellQuote(`models.providers.${providerId}`)} ${shellQuote(
-          providerTimeoutConfig,
-        )} --strict-json`,
-      );
-    }
-    const modelTransportConfig = modelTransportConfigJson(this.auth.modelId);
-    if (modelTransportConfig) {
-      this.guestBash(
-        `openclaw config set ${shellQuote(
-          `agents.defaults.models.${this.auth.modelId}`,
-        )} ${shellQuote(modelTransportConfig)} --strict-json`,
-      );
+    const modelProviderConfigBatch = modelProviderConfigBatchJson(this.auth.modelId, "linux");
+    if (modelProviderConfigBatch) {
+      this.guestBash(`provider_config_batch="$(mktemp)"
+cat >"$provider_config_batch" <<'JSON'
+${modelProviderConfigBatch}
+JSON
+openclaw config set --batch-file "$provider_config_batch" --strict-json
+rm -f "$provider_config_batch"`);
     }
     this.guestExec([
       "openclaw",
diff --git a/scripts/e2e/parallels/macos-smoke.ts b/scripts/e2e/parallels/macos-smoke.ts
index 2705d149d0a..66bb5a26e58 100755
--- a/scripts/e2e/parallels/macos-smoke.ts
+++ b/scripts/e2e/parallels/macos-smoke.ts
@@ -11,9 +11,7 @@ import {
   packOpenClaw,
   parseMode,
   parseProvider,
-  modelTransportConfigJson,
-  providerIdFromModelId,
-  providerTimeoutConfigJson,
+  modelProviderConfigBatchJson,
   resolveHostIp,
   resolveHostPort,
   resolveLatestVersion,
@@ -974,22 +972,16 @@ exit 1`);
 
   private verifyTurn(): void {
     this.guestExec([guestNode, guestOpenClawEntry, "models", "set", this.auth.modelId]);
-    const providerId = providerIdFromModelId(this.auth.modelId) || this.options.provider;
-    const providerTimeoutConfig = providerTimeoutConfigJson(this.auth.modelId, "macos");
-    if (providerTimeoutConfig) {
-      this.guestSh(
-        `${shellQuote(guestNode)} ${shellQuote(guestOpenClawEntry)} config set ${shellQuote(
-          `models.providers.${providerId}`,
-        )} ${shellQuote(providerTimeoutConfig)} --strict-json`,
-      );
-    }
-    const modelTransportConfig = modelTransportConfigJson(this.auth.modelId);
-    if (modelTransportConfig) {
-      this.guestSh(
-        `${shellQuote(guestNode)} ${shellQuote(guestOpenClawEntry)} config set ${shellQuote(
-          `agents.defaults.models.${this.auth.modelId}`,
-        )} ${shellQuote(modelTransportConfig)} --strict-json`,
-      );
+    const modelProviderConfigBatch = modelProviderConfigBatchJson(this.auth.modelId, "macos");
+    if (modelProviderConfigBatch) {
+      this.guestSh(`provider_config_batch="$(mktemp)"
+cat >"$provider_config_batch" <<'JSON'
+${modelProviderConfigBatch}
+JSON
+${shellQuote(guestNode)} ${shellQuote(
+        guestOpenClawEntry,
+      )} config set --batch-file "$provider_config_batch" --strict-json
+rm -f "$provider_config_batch"`);
     }
     this.guestExec([
       guestNode,
diff --git a/scripts/e2e/parallels/npm-update-scripts.ts b/scripts/e2e/parallels/npm-update-scripts.ts
index 9f31ca41add..e6e76244d83 100644
--- a/scripts/e2e/parallels/npm-update-scripts.ts
+++ b/scripts/e2e/parallels/npm-update-scripts.ts
@@ -5,11 +5,7 @@ import {
   windowsModelProviderTimeoutScript,
   windowsOpenClawResolver,
 } from "./powershell.ts";
-import {
-  modelTransportConfigJson,
-  providerIdFromModelId,
-  providerTimeoutConfigJson,
-} from "./provider-auth.ts";
+import { modelProviderConfigBatchJson } from "./provider-auth.ts";
 import type { Platform, ProviderAuth } from "./types.ts";
 
 export interface NpmUpdateScriptInput {
@@ -23,25 +19,20 @@ function posixModelProviderConfigCommands(
   modelId: string,
   platform: Platform,
 ): string {
-  const commands: string[] = [];
-  const providerId = providerIdFromModelId(modelId);
-  const configJson = providerTimeoutConfigJson(modelId, platform);
-  if (providerId && configJson) {
-    commands.push(
-      `${command} config set ${shellQuote(`models.providers.${providerId}`)} ${shellQuote(
-        configJson,
-      )} --strict-json`,
-    );
+  const batchJson = modelProviderConfigBatchJson(modelId, platform);
+  if (!batchJson) {
+    return "";
   }
-  const transportJson = modelTransportConfigJson(modelId);
-  if (transportJson) {
-    commands.push(
-      `${command} config set ${shellQuote(`agents.defaults.models.${modelId}`)} ${shellQuote(
-        transportJson,
-      )} --strict-json`,
-    );
-  }
-  return commands.join("\n");
+  return `provider_config_batch="$(mktemp)"
+cat >"$provider_config_batch" <<'JSON'
+${batchJson}
+JSON
+set +e
+${command} config set --batch-file "$provider_config_batch" --strict-json
+provider_config_exit=$?
+set -e
+rm -f "$provider_config_batch"
+if [ "$provider_config_exit" -ne 0 ]; then exit "$provider_config_exit"; fi`;
 }
 
 function posixAssertAgentOkScript(command: string, input: NpmUpdateScriptInput, sessionId: string) {
diff --git a/scripts/e2e/parallels/provider-auth.ts b/scripts/e2e/parallels/provider-auth.ts
index dcdbd4805b8..872029b80bc 100644
--- a/scripts/e2e/parallels/provider-auth.ts
+++ b/scripts/e2e/parallels/provider-auth.ts
@@ -122,6 +122,26 @@ export function modelTransportConfigJson(modelId: string): string {
   });
 }
 
+export function modelProviderConfigBatchJson(modelId: string, platform: Platform): string {
+  const commands: Array<{ path: string; value: unknown }> = [];
+  const providerId = providerIdFromModelId(modelId);
+  const providerConfig = providerTimeoutConfigJson(modelId, platform);
+  if (providerId && providerConfig) {
+    commands.push({
+      path: `models.providers.${providerId}`,
+      value: JSON.parse(providerConfig) as unknown,
+    });
+  }
+  const modelTransportConfig = modelTransportConfigJson(modelId);
+  if (modelTransportConfig) {
+    commands.push({
+      path: `agents.defaults.models.${modelId}`,
+      value: JSON.parse(modelTransportConfig) as unknown,
+    });
+  }
+  return commands.length === 0 ? "" : JSON.stringify(commands);
+}
+
 export function parseProvider(value: string): Provider {
   if (value === "openai" || value === "anthropic" || value === "minimax") {
     return value;
diff --git a/test/scripts/parallels-smoke-model.test.ts b/test/scripts/parallels-smoke-model.test.ts
index e5f566b0313..b449d74bf6f 100644
--- a/test/scripts/parallels-smoke-model.test.ts
+++ b/test/scripts/parallels-smoke-model.test.ts
@@ -321,10 +321,10 @@ console.log(JSON.stringify(result));
       expect(script, scriptPath).toContain("minimal");
       expect(script, scriptPath).toContain("finalAssistant(Raw|Visible)Text");
     }
-    expect(readFileSync(TS_PATHS.macos, "utf8")).toContain("providerTimeoutConfigJson");
-    expect(readFileSync(TS_PATHS.macos, "utf8")).toContain("modelTransportConfigJson");
-    expect(readFileSync(TS_PATHS.linux, "utf8")).toContain("providerTimeoutConfigJson");
-    expect(readFileSync(TS_PATHS.linux, "utf8")).toContain("modelTransportConfigJson");
+    expect(readFileSync(TS_PATHS.macos, "utf8")).toContain("modelProviderConfigBatchJson");
+    expect(readFileSync(TS_PATHS.macos, "utf8")).toContain("config set --batch-file");
+    expect(readFileSync(TS_PATHS.linux, "utf8")).toContain("modelProviderConfigBatchJson");
+    expect(readFileSync(TS_PATHS.linux, "utf8")).toContain("config set --batch-file");
     expect(readFileSync(TS_PATHS.windows, "utf8")).toContain("windowsModelProviderTimeoutScript");
     expect(readFileSync(TS_PATHS.powershell, "utf8")).toContain("config set --batch-file");
 
@@ -336,8 +336,8 @@ console.log(JSON.stringify(result));
     expect(npmUpdateScripts).toContain("finalAssistant(Raw|Visible)Text");
     expect(npmUpdateScripts).toContain("posixAssertAgentOkScript");
     expect(npmUpdateScripts).toContain("windowsModelProviderTimeoutScript");
-    expect(npmUpdateScripts).toContain("modelTransportConfigJson");
-    expect(npmUpdateScripts).toContain("agents.defaults.models.${modelId}");
+    expect(npmUpdateScripts).toContain("modelProviderConfigBatchJson");
+    expect(npmUpdateScripts).toContain("config set --batch-file");
   });
 
   it("clears phase timers and applies phase deadlines to guest commands", () => {