🚨 AI News | TestingCatalog

Anthropic launches Claude Fable 5.1 and Mythos 5.1

Anthropic launched Claude Fable 5.1 for general use and Mythos 5.1 for vetted defenders and scientists, with lower cache-read costs, stronger... Read more →

OPENAI 🔥: Astra will be "available soon," but its cybersecurity capabilities will be limited.

> Astra scored 100% on ExploitBench.
> OpenAI built a more complex "ExploitBench - Internal Port"... Read more →

ANTHROPIC 🔥: Fable 5.1 is now available on Claude and Claude Code.

It requires extra usage credits while priced the same as Fable 5, with 75% cheaper API cache reads.

> Writes in plain language and... Read more →

BREAKING 🔥: Anthropic has announced Claude Fable 5.1 and Claude Mythos 5.1!

It scores 52.6% on Terminal-Bench-Science 0.1, more than double Fable 5.

On Terminal-Bench 4.0, it scores 55.8% against

... Read more →

ANTHROPIC 🔥: Claude Fable 5.1 is being prepared for the upcoming release!

> The "Thought Preserved: Modifying the way the Messages API handles thought blocks to protect against distillation" support... Read more →

META 🔥: Project Hatch will be released under the name “Muse” and will arrive with a waitlist!

Hatch was an internal codename of the upcoming superapp from Meta. Read more about Hatch in the post... Read more →

PERPLEXITY 🔥: A Hybrid mode for Perplexity Computer on Mac has been officially announced!

> The Hybrid mode is powered by PPLX Qwen 3.8 27B, a custom post-trained model from Perplexity.

> It also... Read more →

It seems like Claude Hub feature has been transitioned into Early Access mode.

Besides that, Managed Projects for Claude Code are coming to Claude for mobile as well (an empty tile now appears during... Read more →

Anthropic is working on an option to run commands in a local sandbox for Claude Code desktop.

> Runs commands from Claude Code in an isolated sandbox. Takes effect for new sessions.

A strict sandbox... Read more →

GOOGLE 🔥: Interactive Reports are being prepared for the upcoming release in Gemini Notebook.

> New: You can now create interactive reports.
> An interactive report with embedded Studio content.

Users... Read more →