diff --git a/packages/bruno-js/src/bru.js b/packages/bruno-js/src/bru.js
index eba40e799..ba630c0c8 100644
--- a/packages/bruno-js/src/bru.js
+++ b/packages/bruno-js/src/bru.js
@@ -8,26 +8,41 @@ const variableNameRegex = /^[\w-.]*$/;
 
 class Bru {
   /**
-   * @param {string} runtime - The runtime environment ('quickjs' or 'nodevm')
-   * @param {object} envVariables - Environment variables
-   * @param {object} runtimeVariables - Runtime variables
-   * @param {object} processEnvVars - Process environment variables
-   * @param {string} collectionPath - Path to the collection
-   * @param {object} collectionVariables - Collection-level variables
-   * @param {object} folderVariables - Folder-level variables
-   * @param {object} requestVariables - Request-level variables
-   * @param {object} globalEnvironmentVariables - Global environment variables
-   * @param {object} oauth2CredentialVariables - OAuth2 credential variables
-   * @param {string} collectionName - Name of the collection
-   * @param {object} promptVariables - Prompt variables
-   * @param {object} certsAndProxyConfig - Configuration for bru.sendRequest (proxy, certs, TLS)
-   * @param {string} certsAndProxyConfig.collectionPath - Path to the collection
-   * @param {object} certsAndProxyConfig.options - TLS and proxy options
-   * @param {object} [certsAndProxyConfig.clientCertificates] - Client certificate configuration
-   * @param {object} [certsAndProxyConfig.collectionLevelProxy] - Collection-level proxy settings
-   * @param {object} [certsAndProxyConfig.systemProxyConfig] - System proxy configuration
+   * @param {object} options - Single options object (destructured)
+   * @property {string} options.runtime - The runtime environment ('quickjs' or 'nodevm')
+   * @property {object} [options.envVariables={}] - Environment variables
+   * @property {object} [options.runtimeVariables={}] - Runtime variables
+   * @property {object} [options.processEnvVars={}] - Process environment variables (deep cloned)
+   * @property {string} [options.collectionPath] - Path to the collection
+   * @property {object} [options.collectionVariables={}] - Collection-level variables
+   * @property {object} [options.folderVariables={}] - Folder-level variables
+   * @property {object} [options.requestVariables={}] - Request-level variables
+   * @property {object} [options.globalEnvironmentVariables={}] - Global environment variables
+   * @property {object} [options.oauth2CredentialVariables={}] - OAuth2 credential variables
+   * @property {string} [options.collectionName] - Name of the collection
+   * @property {object} [options.promptVariables={}] - Prompt variables
+   * @property {object} [options.certsAndProxyConfig] - Configuration for bru.sendRequest (proxy, certs, TLS)
+   * @property {string} [options.certsAndProxyConfig.collectionPath] - Path to the collection
+   * @property {object} [options.certsAndProxyConfig.options] - TLS and proxy options
+   * @property {object} [options.certsAndProxyConfig.clientCertificates] - Client certificate configuration
+   * @property {object} [options.certsAndProxyConfig.collectionLevelProxy] - Collection-level proxy settings
+   * @property {object} [options.certsAndProxyConfig.systemProxyConfig] - System proxy configuration
    */
-  constructor(runtime, envVariables, runtimeVariables, processEnvVars, collectionPath, collectionVariables, folderVariables, requestVariables, globalEnvironmentVariables, oauth2CredentialVariables, collectionName, promptVariables, certsAndProxyConfig) {
+  constructor({
+    runtime,
+    envVariables,
+    runtimeVariables,
+    processEnvVars,
+    collectionPath,
+    collectionVariables,
+    folderVariables,
+    requestVariables,
+    globalEnvironmentVariables,
+    oauth2CredentialVariables,
+    collectionName,
+    promptVariables,
+    certsAndProxyConfig
+  }) {
     this.envVariables = envVariables || {};
     this.runtimeVariables = runtimeVariables || {};
     this.promptVariables = promptVariables || {};
diff --git a/packages/bruno-js/src/runtime/assert-runtime.js b/packages/bruno-js/src/runtime/assert-runtime.js
index 3dd25f818..ff4566a85 100644
--- a/packages/bruno-js/src/runtime/assert-runtime.js
+++ b/packages/bruno-js/src/runtime/assert-runtime.js
@@ -262,21 +262,18 @@ class AssertRuntime {
 
     const promptVariables = request?.promptVariables || {};
     const certsAndProxyConfig = request?.certsAndProxyConfig;
-    const bru = new Bru(
-      this.runtime,
+    const bru = new Bru({
+      runtime: this.runtime,
       envVariables,
       runtimeVariables,
       processEnvVars,
-      undefined,
       collectionVariables,
       folderVariables,
       requestVariables,
       globalEnvironmentVariables,
-      {},
-      undefined,
       promptVariables,
       certsAndProxyConfig
-    );
+    });
     const req = new BrunoRequest(request);
     const res = createResponseParser(response);
 
diff --git a/packages/bruno-js/src/runtime/script-runtime.js b/packages/bruno-js/src/runtime/script-runtime.js
index 8cb0c7f64..2eb43c3ee 100644
--- a/packages/bruno-js/src/runtime/script-runtime.js
+++ b/packages/bruno-js/src/runtime/script-runtime.js
@@ -36,7 +36,21 @@ class ScriptRuntime {
     const assertionResults = request?.assertionResults || [];
     const certsAndProxyConfig = request?.certsAndProxyConfig;
     const scriptPath = request?.pathname;
-    const bru = new Bru(this.runtime, envVariables, runtimeVariables, processEnvVars, collectionPath, collectionVariables, folderVariables, requestVariables, globalEnvironmentVariables, oauth2CredentialVariables, collectionName, promptVariables, certsAndProxyConfig);
+    const bru = new Bru({
+      runtime: this.runtime,
+      envVariables,
+      runtimeVariables,
+      processEnvVars,
+      collectionPath,
+      collectionVariables,
+      folderVariables,
+      requestVariables,
+      globalEnvironmentVariables,
+      oauth2CredentialVariables,
+      collectionName,
+      promptVariables,
+      certsAndProxyConfig
+    });
     const req = new BrunoRequest(request);
 
     // extend bru with result getter methods
@@ -155,7 +169,21 @@ class ScriptRuntime {
     const assertionResults = request?.assertionResults || {};
     const certsAndProxyConfig = request?.certsAndProxyConfig;
     const scriptPath = request?.pathname;
-    const bru = new Bru(this.runtime, envVariables, runtimeVariables, processEnvVars, collectionPath, collectionVariables, folderVariables, requestVariables, globalEnvironmentVariables, oauth2CredentialVariables, collectionName, promptVariables, certsAndProxyConfig);
+    const bru = new Bru({
+      runtime: this.runtime,
+      envVariables,
+      runtimeVariables,
+      processEnvVars,
+      collectionPath,
+      collectionVariables,
+      folderVariables,
+      requestVariables,
+      globalEnvironmentVariables,
+      oauth2CredentialVariables,
+      collectionName,
+      promptVariables,
+      certsAndProxyConfig
+    });
     const req = new BrunoRequest(request);
     const res = new BrunoResponse(response);
 
diff --git a/packages/bruno-js/src/runtime/test-runtime.js b/packages/bruno-js/src/runtime/test-runtime.js
index 921e06fe6..91b15ffd1 100644
--- a/packages/bruno-js/src/runtime/test-runtime.js
+++ b/packages/bruno-js/src/runtime/test-runtime.js
@@ -36,7 +36,21 @@ class TestRuntime {
     const assertionResults = request?.assertionResults || [];
     const certsAndProxyConfig = request?.certsAndProxyConfig;
     const scriptPath = request?.pathname;
-    const bru = new Bru(this.runtime, envVariables, runtimeVariables, processEnvVars, collectionPath, collectionVariables, folderVariables, requestVariables, globalEnvironmentVariables, oauth2CredentialVariables, collectionName, promptVariables, certsAndProxyConfig);
+    const bru = new Bru({
+      runtime: this.runtime,
+      envVariables,
+      runtimeVariables,
+      processEnvVars,
+      collectionPath,
+      collectionVariables,
+      folderVariables,
+      requestVariables,
+      globalEnvironmentVariables,
+      oauth2CredentialVariables,
+      collectionName,
+      promptVariables,
+      certsAndProxyConfig
+    });
     const req = new BrunoRequest(request);
     const res = new BrunoResponse(response);
 
diff --git a/packages/bruno-js/src/runtime/vars-runtime.js b/packages/bruno-js/src/runtime/vars-runtime.js
index d74a9abf3..f46b6b188 100644
--- a/packages/bruno-js/src/runtime/vars-runtime.js
+++ b/packages/bruno-js/src/runtime/vars-runtime.js
@@ -37,7 +37,19 @@ class VarsRuntime {
 
     const promptVariables = request?.promptVariables || {};
     const certsAndProxyConfig = request?.certsAndProxyConfig;
-    const bru = new Bru(this.runtime, envVariables, runtimeVariables, processEnvVars, undefined, collectionVariables, folderVariables, requestVariables, globalEnvironmentVariables, oauth2CredentialVariables, undefined, promptVariables, certsAndProxyConfig);
+    const bru = new Bru({
+      runtime: this.runtime,
+      envVariables,
+      runtimeVariables,
+      processEnvVars,
+      collectionVariables,
+      folderVariables,
+      requestVariables,
+      globalEnvironmentVariables,
+      oauth2CredentialVariables,
+      promptVariables,
+      certsAndProxyConfig
+    });
     const req = new BrunoRequest(request);
     const res = createResponseParser(response);
 
diff --git a/packages/bruno-js/tests/setEnvVar.spec.js b/packages/bruno-js/tests/setEnvVar.spec.js
index 0f32e7e59..6f579ae64 100644
--- a/packages/bruno-js/tests/setEnvVar.spec.js
+++ b/packages/bruno-js/tests/setEnvVar.spec.js
@@ -2,23 +2,14 @@ const Bru = require('../src/bru');
 
 describe('Bru.setEnvVar', () => {
   const makeBru = () =>
-    new Bru(
-      /* runtime */ 'quickjs',
-      /* envVariables */ {},
-      /* runtimeVariables */ {},
-      /* processEnvVars */ {},
-      /* collectionPath */ '/',
-      /* historyLogger */ undefined,
-      /* setVisualizations */ undefined,
-      /* secretVariables */ {},
-      /* collectionVariables */ {},
-      /* folderVariables */ {},
-      /* requestVariables */ {},
-      /* globalEnvironmentVariables */ {},
-      /* oauth2CredentialVariables */ {},
-      /* iterationDetails */ {},
-      /* collectionName */ 'Test'
-    );
+    new Bru({
+      runtime: 'quickjs',
+      envVariables: {},
+      runtimeVariables: {},
+      processEnvVars: {},
+      collectionPath: '/',
+      collectionName: 'Test'
+    });
 
   test('updates envVariables and does not mark persistent when persist=false', () => {
     const bru = makeBru();