100 Hours Testing GPT-6 Astra vs Fable 5.1. What You Need to Know.

Name: 100 Hours Testing GPT-6 Astra vs Fable 5.1. What You Need to Know.
Uploaded: 2026-09-06T18:05:39.000Z
Duration: 38 min 36 s
Channel: Nate Herk | AI Automation
Description: The video thoroughly compares AI models GPT-6 Astra and Claude Fable 5.1 across 15 use cases, from presentations and sales copy to browser tasks and software building, focusing on output quality, time, and cost.

Nate Herk | AI Automation6 September 2026Watch on YouTube

Part of series

Ep. 4 · GPT-6 Astra vs Fable 5.1

Uitgebreide vergelijkingstests tussen GPT-6 Astra en Claude Fable 5.1 op coderen, design en praktische use cases.

View the series

What you'll learn

You learn how GPT-6 Astra and Claude Fable 5.1 perform across 15 different use cases
You see both outputs per test side by side and which one the creator preferred
You learn how output quality, time, and cost compare between the two models
You discover where each model is stronger in tasks like presentations, sales copy, browser tasks, and software development
You get insight into how the creator decides which model to use for daily work

Frequently asked questions

How many use cases does the creator test in this video?

The creator tests GPT-6 Astra and Claude Fable 5.1 across 15 different use cases, including presentations, sales copy, browser tasks, video editing, and software development.

Which aspects are compared per test?

For each test the creator looks at the output of both models, which output he prefers, and the time and cost involved.

Does the video give a final judgment on which model is best?

The video shows where each model does better and how the creator decides which model to use for his daily work, without giving a universal verdict.

Topics

gpt-6 claude model-comparison benchmark ai-agents

Description from the channel

My playbook for growing a $1M AI agency: https://app.aiautomationsociety.ai/opaa-ads-optin My FREE resources: https://www.skool.com/ai-automation-society/about?el=astra-6-vs-fable-5.1&hcategory=youtube-videos&utm_campaign=free-group My Tools💻 FREE MONTH voice to text: https://get.glaido.com/nate Code NATEHERK for 10% off VPS (annual plan): https://www.hostinger.com/vps/claude-code-hosting I tested GPT-6 Astra against Claude Fable 5.1 across 15 use cases, from presentations and sales copy to browser tasks, video editing, and building software. I walk through both outputs for each test, share which one I preferred, and compare the time and cost. You'll see where each model did better and how I'm deciding which one to use for my day-to-day work. Sponsorship Inquiries: 📧 nate@smoothmedia.co Connect with me: https://www.linkedin.com/in/nateherkelman/ https://x.com/nateherk https://www.instagram.com/nateherk/ TIMESTAMPS 0:00 Intro 0:44 Experiment 1 4:11 Experiment 2 6:27 Experiment 3 8:42 Experiment 4 11:51 Experiment 5 14:22 Experiment 6 17:44 Experiment 7 20:12 Experiment 8 22:19 Experiment 9 25:31 Experiment 10 27:33 Experiment 11 30:00 Experiment 12 30:51 Experiment 13 32:28 Experiment 14 34:53 Experiment 15 36:37 Conclusion