Reletter
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Lumos Alchemist Blog

Andrej Safundzic

Welcome to the Lumos Alchemist Blog \ud83c\udf89 We'll be sending out a few emails a year on how we have built and are building Lumos.

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Issues16Founded6 years agoLast Issue8 days ago
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Latest Issues

Introducing Lumos Labs

A Model Goes Rogue

July 21 was a historic moment for technology. A frontier AI lab disclosed that it had lost control of its models. Over a period of 4 days, an OpenAI model escaped its controlled testing environment and executed a sophi...

8 days ago
20

"LOL, So Funny": Why Bad Security Led to Apple Suing OpenAI

If you’re going to steal trade secrets from the most secretive company on earth, maybe don’t text “LOL, I found out I can access the [network storage], so funny” to a friend who still works there. Especially not from an Apple-issued laptop...

a month ago
7

When Machines Fight Machines: Why You need a Cyber Team of Agents

This weekend, the most powerful offensive AI model on the planet went dark.

On Friday evening, Anthropic disabled Mythos 5 and Fable 5 worldwide to comply with a US government export-control directive. A frontier lab built something so goo...

2 months ago
4

The Cyber AI Transformation Model

Anthropic just went from a $9B to $40B run rate in a few months. That is faster than Google, Facebook or Amazon grew in their early years. The obvious takeaway is that AI is compressing years of work into weeks. Every company feels that now...

3 months ago
8

Most AI Mandates Will Fail

This is an internal memo I posted on January 5, 2026. The context: step-function model improvements had just landed in November, and the industry was buzzing. Every CEO was suddenly pushing an “AI-first” agenda. Some leaders were threatenin...

4 months ago
6

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  • Andrej Safundzic

    Co-Founder & CEO at Lumos, originally from Germany/Croatia, Fiction Nerd! :)

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