---
title: "Discussion on \"Anthropic shipped two Claudes on Monday. One of them you are not allowed to meet.\" | Hashnode"
description: "Discussion on \"Anthropic shipped two Claudes on Monday. One of them you are not allowed to meet.\". On Monday, Anthropic released Claude Fable 5.2 and Claude Mythos 5.2. Same underlying model, two different doors. Fable 5.2 is the one anyone can use. Mythos 5.2 keeps the cybersecurity and biology ca"
url: "https://hashnode.com/posts/anthropic-shipped-two-claudes-on-monday-one-of-them-you-are-not-allowed-to-meet/6af3f021e66b501fca4916d7"
---

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# [Anthropic shipped two Claudes on Monday. One of them you are not allowed to meet.](https://vikramkumarshukla.hashnode.dev/anthropic-shipped-two-claudes-on-monday-one-of-them-you-are-not-allowed-to-meet?utm_source=hashnode&utm_medium=feed)

On Monday, Anthropic released Claude Fable 5.2 and Claude Mythos 5.2. Same underlying model, two different doors. Fable 5.2 is the one anyone can use. Mythos 5.2 keeps the cybersecurity and biology ca

19h ago · 4 min read · vikramkumarshukla.hashnode.dev  
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## Written by

[Vikram Kumar Shukla](https://hashnode.com/@vikramkumarshukla)

@vikramkumarshukla · Delhi, India

  
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Sharing what I build, learn, and discover across software, AI, and cybersecurity.

I’m Vikram Kumar Shukla, exploring the intersection of software development, AI, and cybersecurity. I share what I build, learn, and discover—from developer tools and Python to AI/GenAI, threat intelligence, and security research.

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