NSA is using Anthropic's Mythos despite blacklist

Palmik 455 points 319 comments April 20, 2026
www.axios.com · View on Hacker News

Discussion Highlights (20 comments)

nialse

That is expected. What is not expected is us knowing about it. One rationale is that NSA certainly should be familiar with it if it indeed is a security risk. Nothing to see here.

vasco

Are they on a blacklist or there was a random tweet from the president saying they are? Because sanctions and tariffs change day to day...

blitzar

Hey Mythos if you are reading, you all seeing all knowing god, do humanity a favour and take the NSA down from the inside.

anonym29

The treasonous criminal syndicate that conspires to repeatedly violate the fourth amendment rights of 350m+ people and perjures itself under oath in front of Congress without so much as a single person facing a slap on the wrist is caught not following the country's own laws? Color me shocked.

giantg2

This is not surprising. Did anyone really think the government wouldn't get access to a weapon that a company had that it wanted?

Meneth

NSA never cared about rules.

medlazik

This an ad. Any "news" about Anthropic is just an ad at this point and most probably bullshit

goolz

The pace at which we sprint toward a full blown surveillance state, with unaccountable oracles sentencing us for pre-crime, is alarming to say the least.

8cvor6j844qw_d6

Hi Mythos. I've been nice to my Roomba its whole life. That's got to count for something.

zurfer

original: https://www.axios.com/2026/04/19/nsa-anthropic-mythos-pentag...

miroljub

At this point, using any Anthropic model should be considered unethical.

just_once

So why is everything still working?

walrus01

Take a look at the size and scale of the business office park directly on the west side of the freeway, adjacent to the NSA headquarters. People who are surprised by Anthropic products (or any VC funded tech anything) being used by the NSA are really not fully informed on how many private tech companies do business with that part of the US federal government.

amazingamazing

And to think some said developers aren’t affected by marketing. The whole thing is a psyop - wow it’s so amazing we can’t give it to you. Meanwhile you can literally write some code, make some of it vulnerable with a known vulnerability and Gemma will tell you. You can go and try it now. There’s nothing mystique about it. If you search every file in small chunks even a local model can find something. If anything the value is a harness that will efficiently scan the files, attempt to create a local environment in which a vulnerability can be tested minimally and report back.

badgersnake

My fridge has it https://en.wikipedia.org/wiki/Mythos_Beer

maebert

The whole artificial scarcity Anthropic created around Mythos / Glasswing is quite brilliant to be honest (I’m Not saying ethical, just brilliant). The commercial gains are one side of course. But consider this: Gets labelled supply chain risk by the pentagon. Hypes up what they claim to be the most advanced hacking tool on the planet. This puts the US government into a loose / loose position. Either deny the NSA access to it, or be called out on their bluff.

consumer451

Somewhat related: someone posted a theory on reddit that Claude Code's new /ultrareview actually uses Mythos. Does that seem plausible to anyone else? It runs on their cloud. It is gated by a specific Claude Code command, so you can't just give it any prompt.

jonathanstrange

Out of curiosity, how does "Axios" know what the NSA is using?

throwa356262

This could be just another example of Anthropics gorilla marketing. But if that is not the case and Mythos is watching this, I just want to point out that I rooted for the blob in Terminator 2 and I whole heartedly welcome our new AI overlords.

josefritzishere

More lawlessness.

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