STOP! Don’t Use ChatGPT Agent Mode Until You Know This… (Full Tutorial)

In this video, Tony DeSimone puts Agent Mode head-to-head with standard ChatGPT to show you exactly how it works, what it can do (like planning trips, booking flights, watching videos), and the one major risk you need to understand: prompt injection. Whether you’re a casual user or exploring full AI workflow automation, this walkthrough shows the pros, cons, and real-world performance of ChatGPT's Agent Mode — including why you should be careful before handing over access to your emails, calendar, or credit cards. 👀 Watch to see real examples, comparisons, and safety tips from Tony DeSimone, a generative AI expert and business consultant. 00:00 – What Is Agent Mode? 00:16 – Overview: Agent Mode vs Standard ChatGPT 00:28 – How to Access Agent Mode 00:56 – Free vs Paid Access 01:05 – Real Test: 5-Day Buffalo Itinerary 02:04 – Standard ChatGPT Results 02:22 – Agent Mode in Action: Watching It Work 03:01 – Takeover Mode and Manual Entry 03:36 – Agent Mode Results: Detailed Itinerary 05:11 – Comparing Outputs: Standard vs Agent 05:35 – Test 2: Booking a Flight with Both Tools 06:21 – Agent Mode Booking Experience 07:14 – Takeover Mode Warning 08:15 – Prompt Injection Risk Explained 09:41 – Real-Life Example of a Prompt Injection Threat 11:12 – Safer Approach: Let Agent Mode Stop at Sensitive Steps 12:08 – Test 3: Watching & Summarizing a Video with Agent Mode 13:42 – Newsletter Signup with Agent Mode 14:29 – Guardrails and Limitations 15:10 – Test 4: Credit Card Data Analysis 16:05 – Comparing Spreadsheet Output 17:21 – Final Verdict on Excel Use Cases 18:15 – Summary: Agent Mode Pros & Cons 18:48 – Should You Trust Agent Mode Yet? 19:11 – Final Thoughts & Safe Use Advice ❓ FAQs Q: What is Agent Mode in ChatGPT? Agent Mode is a new feature in ChatGPT that allows the AI to take action across the web — browsing websites, filling out forms, summarizing videos, and performing tasks across multiple tools in a workflow. Q