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Claude Fable 5 is back online, with GPT responding in 5.6 seconds.

量子位2026-06-26 09:59
Can't be part of a marketing scheme... right?

Claude Fable 5 is back.

There is video evidence:

Fable 5 has "parachuted" onto the mobile version of Claude Code.

Yes, you can see it by opening the model options. And it's interactive. You can use it for SVG generation, git status, and PR.

This screen recording is from an AI Infra researcher on X. Just last night, he was surprised to find:

Can the fable have a conversation again?!!

The young man quickly seized the opportunity to ask questions. In multiple rounds of conversations, the model always claimed to be Fable 5.

Besides, there was a bombshell discovery -

Fable 5, which has made a comeback, seems to have a lower IQ than Opus 4.8...

The output quality is very poor. It doesn't seem like Fable. It feels like its performance is even worse than Opus 4.8.

Anyway, there is finally new progress in this matter.

It seems that the wolf is really coming.

The fable makes a comeback

Because this "resurrection" was not witnessed by just one person.

After the post went viral, many netizens also provided confirmation.

At present, it seems to be a small-scale gray test, or there is something wrong with Anthropic's backend.

So I also took a chance and followed the instructions in the comment section.

Guess what happened?

I have it too!!

The process is probably like this: Open the APP - click the Code entry on the left sidebar - log in to Github - select the cloud environment...

Then, boom!

Fable 5 is resurrected.

But the bad news is that, unlike the netizens on X, I can't send messages here...

Outside the Claude APP, cross - verification can also be obtained.

Amazon AWS can already be used, but identity verification is required.

And in the Amazon Bedrock documentation, Fable 5 has indeed quietly appeared.

Swallow, you're finally coming back

There was no announcement or press release. After the implementation of export control measures, the product went through a nearly two - week production suspension period and has now been relaunched in a low - key manner.

Let me briefly introduce this "model moonlight" for Vibe Coders -

Fable 5, an extremely "violent" model.

Anthropic has been building up for a long time and has done countless stunts for promotion, which has annoyed netizens and led to a bearish sentiment.

Unexpectedly, on the first day of its launch, the global developer community was collectively speechless.

It's extremely powerful in long - term tasks. It can handle 50 million lines of code in one day and write games like Red Alert and Minecraft from scratch with zero - shot...

It's pure violent aesthetics.

A YouTube blogger I follow named Theo was a hater before. After using Fable 5, he obediently renewed his Max membership.

It even gave rise to a wave of paradigm discussions.

A bunch of influencers posted, saying that skills and SOPs are dead. As long as the model is smart enough, it can solve all engineering problems, and the carefully designed prompt templates are all redundant.

But it also burns a lot of tokens. A writing task uses up 20% of the 5 - hour quota, which makes me too scared to use it and always cautious.

Who would have thought that it would fail just a few days later!!

Foreigners are prohibited from accessing Claude Fable 5 and Mythos 5.

Affected by force majeure, it was taken off the shelves globally.

Loss of money!! It's no different from buying a one - year gym membership and then the gym runs away.

However, besides anger, people's reaction now is more about missing it.

For half a month, the community has been calling for its return. People keep saying "it's coming soon", but it's all false alarms.

But this time, it seems really different.

The gray test, the AWS channel, and the Bedrock documentation all indicate something. It doesn't seem to be just a backend bug.

Could it be -

Swallow, you're finally back??

The culprit: "The Anthropic boss is a freak"

I'm happy, but then I'm a bit confused.

Wasn't it said that it was too dangerous for others to use? Why is it suddenly available again? Why has the restriction been suddenly relaxed? For such a big thing, according to Anthropic's style, they didn't even post a blog to celebrate.

Although the official has rarely revealed any information, I suddenly remembered something...

This afternoon, I saw a post. WIRED reported that the US government has had a very pleasant exchange with Anthropic recently.

We should thank a young man named Tom Brown -

He is the co - founder and chief computing officer of Anthropic. Since June 15th, he has been in charge of communicating and negotiating the return of Fable 5.

Since he took over, the US side said that everything suddenly became easier.

They gave a straightforward evaluation of the Anthropic CEO - "Freak". Anyway, they don't really want to deal with him anymore.

I'd like to clarify that there is no artistic creation involved. It's really written like that...

Good, Tom understands human language. Unlike Dario, who is a freak (weirdo).

Anyway, the relaunch of Fable is even more anticipated by the outside world than the first time...

But... according to Anthropic's style, some people still suspect that this might be part of a marketing plan?

No.

Because the latest news is that after the relaunch of Fable 5, O's strongest new model, GPT - 5.6, almost immediately leaked new progress: it will be released soon.

The preview version has appeared in the internal path.

But in the internal statement of CEO Altman, he emphasized that it will be released in batches - this is part of the latest US requirement.

Altman also said, "We've reported to the higher - ups that this way is not common and not our preferred long - term way."

However, this seems to be the new model for the release of cutting - edge large models in Silicon Valley in the future. After all, models are getting stronger, AI is getting smarter, and no one argues about AGI anymore...

Interestingly, this new way of releasing models in batches and stages has even spawned a new game - on the platform for guessing World Cup scores, people are now predicting the full - scale release time of GPT - 5.6. Currently, 96% of people guess:

Before July 31st.

Reference link: [1]https://x.com/chetaslua/status/2070055601108054352

This article is from the WeChat official account "Quantum Bit", author: Jay, published by 36Kr with authorization.