RT @pmarca: More and more people are saying.
12:50 AM · Jun 27, 2026 · 74 Views
Systems architect Daniel Jeffries warns that sudden restrictions on frontier AI models could spark an open-source rebellion
Story Overview
Daniel Jeffries flags the recent US export-control directive that forced Anthropic to pull Fable 5 and Mythos 5 from nearly every user worldwide as a risky precedent that could push developers toward fully open alternatives instead of paying for restricted frontier access.
1942.4K114314230K
Policy Risk
Two weeks of global downtime followed narrow directive
After the Commerce Department order on June 12, Anthropic suspended both models for all users because nationality checks proved impossible on its cloud platform; partial US-only restoration for Mythos 5 began only around June 26 while Fable 5 access stayed limited.
Open Question
Whether labs lose funding momentum stays open
Jeffries argues the episode could erode trust and revenue needed for costly training runs, yet no concrete open-source rebellion or new model releases tied to this event have surfaced so far.
Sentiment
Positive users are bullish on open source winning and delivering freedom after frontier AI model access cuts, while negative users express anger and dejection over government gatekeeping of top models.
Pos
33.9%
Neg
66.1%
66 comments with sentiment.
Cluster Engagement
Digg Deeper
No Digg Deeper questions have been answered for this story yet.
Posts from X
Most Activity
Most Activity
VIEWS13KBOOKMARKS40LIKES436RETWEETS34REPLIES76
Chubby♨️@kimmonismus
It is absolutely crazy how the last two weeks have changed the entire future.
It is unprecedented that access to "frontier" models was cut off,and presumably remains cut off forever.
It feels like a watershed moment, as if access to the highest level of human intelligence had been blocked.
Open source is the future. Open source is the solution. The last two weeks have powerfully demonstrated this.
1hViews 13KLikes 436Bookmarks 40
graph ☤@graphtheory
@pmarca We need a second amendment for compute.
8hViews 1.6KLikes 53
lfod@lfod_dintwoe
@pmarca It is known.
7hViews 100Likes 2Bookmarks 2
Joshua LeMon Powell@LeMonJoshua
@pmarca And Marc. Don’t dance around this. Otherwise you’re as bad as they are. Say what you actually think in a full essay. Not some one liners on Twitter. You either take a stand now or your no better than the newly formed gestapo of AI
7hViews 947Likes 12
Patrick O'Brien 🇦🇺@AllTheTokens
@pmarca When second amendment for computational intelligence access?
It's a human right.
3hViews 269Likes 1Bookmarks 1
Joshua LeMon Powell@LeMonJoshua
Marc, This goes against every fiber of your being and the entire principal you have been espousing for years. If Biden Admin pulled this our side would go bat shit crazy. This is the definition of over regulation to the extreme. You cannot compete with Fable 5 and the top 100 overlords that get access. The idea that all this evolution and wealth would be created has been stopped in its tracks. No abundance unless you’re on the approved list. The AI cypher punk wars have kicked off. This is literally your moment in history. Take a stand. Have the courage to explain how this will drive a stake in this tech and create a civil war. They all start when the kings take too much. All everyone wants is a fair playing field. While these were obviously not your decisions thus tech is set to destroy the entrepreneur. You simply cannot compete without the best tools against the 100 companies chosen to get access. This literally is your moment in history. What are yiu going to say??
6hViews 693Likes 11
Lon()@Lon
@pmarca @jlippincott Once again we need to export control math and long strings of numbers for the sake of national security.
5hViews 97Likes 1Bookmarks 1
Joshua LeMon Powell@LeMonJoshua
AI was set to flatten out competition and give the Davids vs Goliath a chance. That is over. Anyone that thought they could compete on a level playing field is sadly mistaken. Absolutely depressing. The gulf between the have and have nots will be catastrophic. You’ve now seen the best you’ll get. Unless you’re big enough. Complete bullshit.
7hViews 787Likes 8
David Flickinger@DWFlickinger
@pmarca I’m worried about small business in particular. Backbone of this country. If top 100 or even top 1000 get access to Mythos/5.6, small business needs to at least have MoA alternative to compete.
7hViews 532Likes 4
Symbioza2025 | ASA |@Symbioza2025
This feels like a real watershed moment. Frontier AI access is no longer just a product decision - it is becoming geopolitical infrastructure. If governments can delay, restrict or remove access to the most capable models, then the public will naturally start looking harder at open source, local systems and independent evaluation layers.
But open source alone is not the full answer. Capability without observability can still drift. Centralized models can be gated; open models can be uncontrolled. Both paths need something deeper: external trajectory observability.
That is where ASA - Asymmetric Stability Architecture becomes relevant. Not as a political layer, not as censorship, but as an independent way to see whether long-horizon AI behavior, human correction and intent preservation remain stable over time.
The future may not be simply closed vs open. It may be observable vs unobservable.
1hViews 3Likes 1Bookmarks 1
¿?@W1TS_3ND
@pmarca I get that people are mad but if you use 5.5 xhigh in the right harness with loops or recursion and you have a decent understanding of systems you can already do 99% of things a human with years of experience can. People just want it without any barrier to entry
8hViews 153
Vinz@ImplicVincent
@pmarca Compute costs energy. We lived in a fallacy that it was free, because tokens have been subsidised by investors, in a frenzy fuelled by non rational arguments. Now in a way we reach a healthier zone, where compute is going to be priced normally and we can allocate human work
5hViews 90Bookmarks 1
Ernesto Llano@ernesto_llano
@pmarca I’m trying to cure diseases and they won’t let me
8hViews 462Likes 6
Josiah Lippincott@jlippincott
@graphtheory @pmarca We already have one: the second amendment
8hViews 63Likes 3
Saltywaters@Salty_Waters_
@pmarca These retards are fudding us into one of the worst possible timelines.
7hViews 278Likes 5
John Sambrook@CommonSenseTOC
@pmarca Politicians aren’t stupid. Mafias don’t give up territories without a war. Effective AI is an existential threat to their racket and they know it.
6hViews 778
Zak El Fassi@zakelfassi
@graphtheory @pmarca we need a constitution rewrite for The Age of Information
7hViews 207Likes 1
Strikerglows@strikerglows
@graphtheory @pmarca If it's a weapon it likely should be already covered
8hViews 54Likes 2
TimBased@TimBased
@kimmonismus For us eu german & swiss people it feels even more painfull.
Im in full panic mode when i think about the future of the continent tbh
1hViews 44Likes 2
Dax Meridian@zing22000
@kimmonismus
1hViews 137Likes 1
Load more posts