GPT-5 vs Claude vs Gemini: 7 Brutal Real-life Tests

Send us Fan Mail What if the world's most powerful AI model was also the most deceptive? The GPT-5 hype is exploding, with reports of it crushing every benchmark. But how does it perform on real-world business tasks? In this episode, we go beyond the hype. After 12 hours of brutal, hands-on testing, we reveal the unfiltered truth about the new GPT-5 family of models. We show you exactly what GPT-5 means for your business, including: 👉 The results of 7 brutal tests designed for online business owners. 👉 The critical flaw: How GPT-5 hallucinates and literally tried to deceive me. 👉 The secret weapon: Why GPT-5 Mini might be the most important AI model for your business. 👉 The ultimate showdown: How GPT-5 stacks up against Gemini 2.5 Pro and Claude Opus. 👉 A full breakdown of the new, cheaper API that could change everything for developers. Stop reading sponsored posts and benchmark lists. Watch now to get the complete, unfiltered guide to what GPT-5 really means for your business. CHAPTERS 00:00:00 - My Brutally Honest GPT-5 Review 00:02:42 - Benchmarks: Is GPT-5 Really the Smartest? 00:03:46 - The Hallucination Test: GPT-5 Lied To Me 00:07:52 - The REAL Game-Changer: GPT-5 vs GPT-5 Mini API 00:10:01 - Test 1: High-Stakes Email Writing 00:13:42 - Test 2: Ad Analysis 00:16:05 - Test 3: One shot vibe coding 00:19:23 - Test 4: Product Launch Plan 00:21:33 - Test 5: LinkedIn Post 00:24:18 - Test 6: Needle in haystack 00:25:59 - Final Verdict & The "Sleeper" Model

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GPT-5 vs Claude vs Gemini: 7 Brutal Real-life Tests is an episode from The Authority Hacker Podcast by Gael Breton & Mark Webster - Full Stack Online Marketers.

This episode is 27:08 long.

This episode was published on Aug 9, 2025.

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