Opus 5 vs Fable: Full Breakdown & Transcript

Opus 5 - better than Fable?

0h 01m video Published Jul 27, 2026 Transcribed Sep 3, 2026 David Ondrej David Ondrej
13.6K views Recent velocity 0.1 views/hour View full performance history →
Beginner 1 min read For: AI enthusiasts and tech professionals interested in model comparisons and industry strategy.
AI Trust Score 30/100
🚫 Clickbait / Waste of Time

"The title promises a deep dive into Opus 5, but the content is a brief, opinionated rant with little substance or data."

AI Summary

The video discusses the release of Opus 5, a new AI model, comparing it to the previously hyped Fable model. The speaker shares their initial testing impressions, noting that while Opus 5 is cheaper and performs better on some benchmarks, it lacks the 'big model smell' and creative solutions of Fable. The discussion also touches on the strategic reasoning behind Opus 5's release, suggesting it may be a response to competitive pressure from OpenAI and KimmyK3.

[00:00]
Opus 5 Release Context

Opus 5 was released two months after Opus 4.8, and there is uncertainty about whether it is better than Fable. It is two times cheaper than Fable.

[00:12]
Power Comparison with Fable

From the speaker's testing, Opus 5 is not more powerful than Fable. It lacks the 'big model smell' and is more verbose, often producing excessive text even when asked to be concise.

[00:25]
Benchmark Performance

Opus 5 performs better than Fable on some benchmarks, making it a great model, but it doesn't have the creative solutions that Fable offers.

[00:38]
User Experience and Trust

The speaker used Opus 5 for only a couple of hours and found its responses annoying. They trust Fable more than Opus 5.

[00:50]
Strategic Release Reasoning

The speaker speculates that Opus 5's release is a strategic move. After heavy hype around Mythos and Fable, and facing competition from OpenAI and KimmyK3, they may be releasing a classic Opus model without flashy names to simply make it better.

Opus 5 is a solid but not revolutionary model, offering cost savings and some benchmark improvements, but it doesn't surpass Fable in creativity or overall power. Its release appears to be a strategic response to competitive pressures rather than a major leap forward.

Study Flashcards (5)

How much cheaper is Opus 5 compared to Fable?

easy Click to reveal answer

Two times cheaper.

What is a key weakness of Opus 5 according to the speaker?

medium Click to reveal answer

It is more verbose and outputs too much text even when asked to be concise.

00:12

On what aspect does Opus 5 outperform Fable?

easy Click to reveal answer

On some benchmarks.

00:25

Why does the speaker trust Fable more than Opus 5?

medium Click to reveal answer

Because Opus 5 lacks creative solutions and the 'big model smell'.

00:25

What strategic reason is suggested for Opus 5's release?

hard Click to reveal answer

To respond to competitive pressure from OpenAI and KimmyK3 after heavy hype of Mythos and Fable.

00:50

💡 Key Takeaways

📊

Opus 5 is cheaper but uncertain

Highlights the cost advantage and the ambiguity in the AI community about its quality.

💡

Verbosity is a major flaw

Reveals a practical usability issue that affects user experience.

00:12
⚖️

Benchmarks vs. real-world creativity

Shows the gap between benchmark performance and practical creative output.

00:25
💡

Strategic release amid competition

Provides insight into AI company strategies in a competitive market.

00:50

[00:02] потому что прошло уже около двух месяцев с момента выхода Opus 4, и люди до сих пор не знают, странная модель. Это в два раза дешевле, чем Fable. Честно говоря, я даже не знаю, что Но превосходит ли она Fable? По результатам моих тестов, он не

[00:15] запаха, как у больших моделей. Это гораздо более многословно. Эта модель очень любит поболтать . Даже если вы укажете, что нужно отвечать кратко или Fable. Поэтому я считаю, что это отличная модель. Оно просто не такое большое и

[00:28] не предлагает таких креативных решений. Значит, это не делает Fable 5 устаревшей игрой? Не полностью. В некоторых случаях это так, но, честно говоря, я гораздо больше доверяю Fable, чем Opus 5 но даже за это время меня довольно сильно раздражали его ответы.

[00:42] А за то, что они так сильно раскрутили Fable, их и забанили. Как вы думаете, почему Opus Думаю, их стратегия такова: они так сильно раскрутили Myth Force и Fable, разгромят OpenAI и Kimiko 3. Может, стоит выпустить

[00:55] модель Opus? Мы не будем называть его, например, Myth Force, World Destroyer 5 или как- whatever. We release a classic Opus model and we stick with that.

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