diff --git a/tests/magnitude/node-publishing.mag.ts b/tests/magnitude/node-publishing.mag.ts
index 760e26d..e8e2e0e 100644
--- a/tests/magnitude/node-publishing.mag.ts
+++ b/tests/magnitude/node-publishing.mag.ts
@@ -12,7 +12,7 @@ import { test } from 'magnitude-test';
 // ============================================================================
 
 test('User can publish a node from conversation', async (agent) => {
-  await agent.open('http://localhost:3000');
+  await agent.act('Navigate to http://localhost:3000');
 
   // Step 1: Login with Bluesky
   await agent.act('Click the "Log in with Bluesky" button');
@@ -48,7 +48,7 @@ test('User can publish a node from conversation', async (agent) => {
 
 test('User can edit node draft before publishing', async (agent) => {
   // Assumes user is already logged in from previous test
-  await agent.open('http://localhost:3000/chat');
+  await agent.act('Navigate to http://localhost:3000/chat');
 
   // Start conversation
   await agent.act('Type "Testing the edit flow" and press Enter');
@@ -71,7 +71,7 @@ test('User can edit node draft before publishing', async (agent) => {
 });
 
 test('User can cancel node draft without publishing', async (agent) => {
-  await agent.open('http://localhost:3000/chat');
+  await agent.act('Navigate to http://localhost:3000/chat');
 
   // Start conversation
   await agent.act('Type "Test cancellation" and press Enter');
@@ -93,7 +93,7 @@ test('User can cancel node draft without publishing', async (agent) => {
 
 test('Cannot publish node without authentication', async (agent) => {
   // Open edit page directly without being logged in
-  await agent.open('http://localhost:3000/edit');
+  await agent.act('Navigate to http://localhost:3000/edit');
 
   await agent.check('Shows empty state message');
   await agent.check('Message says "No Node Draft"');
@@ -101,7 +101,7 @@ test('Cannot publish node without authentication', async (agent) => {
 });
 
 test('Cannot publish node with empty title', async (agent) => {
-  await agent.open('http://localhost:3000/chat');
+  await agent.act('Navigate to http://localhost:3000/chat');
 
   // Create draft
   await agent.act('Type "Test empty title validation" and press Enter');
@@ -116,7 +116,7 @@ test('Cannot publish node with empty title', async (agent) => {
 });
 
 test('Cannot publish node with empty content', async (agent) => {
-  await agent.open('http://localhost:3000/chat');
+  await agent.act('Navigate to http://localhost:3000/chat');
 
   // Create draft
   await agent.act('Type "Test empty content validation" and press Enter');
@@ -131,7 +131,7 @@ test('Cannot publish node with empty content', async (agent) => {
 });
 
 test('Shows error notification if publish fails', async (agent) => {
-  await agent.open('http://localhost:3000/chat');
+  await agent.act('Navigate to http://localhost:3000/chat');
 
   // Create draft
   await agent.act('Type "Test error handling" and press Enter');
@@ -149,7 +149,7 @@ test('Shows error notification if publish fails', async (agent) => {
 });
 
 test('Handles long content with truncation', async (agent) => {
-  await agent.open('http://localhost:3000/chat');
+  await agent.act('Navigate to http://localhost:3000/chat');
 
   // Create a very long message
   const longMessage = 'A'.repeat(500) + ' This is a test of long content truncation for Bluesky posts.';
@@ -168,7 +168,7 @@ test('Handles long content with truncation', async (agent) => {
 });
 
 test('Shows warning when cache fails but publish succeeds', async (agent) => {
-  await agent.open('http://localhost:3000/chat');
+  await agent.act('Navigate to http://localhost:3000/chat');
 
   await agent.act('Type "Test cache failure graceful degradation" and press Enter');
   await agent.check('AI responds');
@@ -190,7 +190,7 @@ test('Shows warning when cache fails but publish succeeds', async (agent) => {
 
 test('Complete user journey: Login → Converse → Publish → View', async (agent) => {
   // Full end-to-end test
-  await agent.open('http://localhost:3000');
+  await agent.act('Navigate to http://localhost:3000');
 
   // Login
   await agent.act('Login with Bluesky')