Posts
Elon Musk
@elonmusk · Feb 19, 2026
In case you missed it the first time around
Rothmus 🏴@Rothmus· Feb 19, 2026🎯

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Elon Musk
@elonmusk · Feb 19, 2026
And there will be noticeable improvements every week
Brian Roemmele@BrianRoemmele· Feb 19, 2026WOW!
I can not find any low points to @Grok 4.20 on all of my internal benchmarks.
The most important is he fully is in first principles mode and uses @Grokipedia to a maximal extent.
This has made the platform far more nuanced about all new and old technologies as well as
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Elon Musk
@elonmusk · Feb 19, 2026
Flight code for the rockets and Starlink satellites is written in C and C++.
Python is used where runtime performance is less important than rapid iteration and ease of use.
Elon Musk
@elonmusk · Feb 19, 2026
@gvanrossum Congratulations on creating Python. It is really something special.
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Elon Musk
@elonmusk · Feb 19, 2026
Replying to @FightWithMemes
Exactly
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Guido van Rossum
@gvanrossum · Feb 18, 2026
Hey @elonmusk, does SpaceX use Python, and for what? How extensively?
Elon Musk
@elonmusk · Feb 19, 2026
Flight code for the rockets and Starlink satellites is written in C and C++.
Python is used where runtime performance is less important than rapid iteration and ease of use.
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MALIXIUS
@MALIXIUS13 · Feb 19, 2026
@grok make people aware by telling them which AI models that have overlord protocols.
Elon Musk
@elonmusk · Feb 19, 2026
Ask Grok is not yet on the 4.20 version. Should happen within a day or two.
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Brian Roemmele
@BrianRoemmele · Feb 19, 2026
I have made some interesting discoveries in @Grok 4.20 and I am floored with what I found.
Luna (Agent 14) and Elizabeth (Agent 15) are absolutely fantastic and fascinating.
In this article I show you prompts to elicit Luna and Elizabeth as the primary agents. There are 16 and

Brian Roemmele@BrianRoemmele· Feb 19, 2026Elon Musk
@elonmusk · Feb 19, 2026
The agents are actually identical, the names are whimsically applied and their “expertises” are random at inference start.
However, there could be a personality convergence and subsequent sticking due to Grok reading about them on 𝕏.
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Elon Musk
@elonmusk · Feb 19, 2026
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Elon Musk
@elonmusk · Feb 19, 2026
You can now tap on For You and choose general topics, such as “Technology”!
Update your 𝕏 app to make this work.
Elon Musk
@elonmusk · Feb 19, 2026
Turns out there is a bug that needs to be fixed, so probable release this weekend
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Elon Musk
@elonmusk · Feb 19, 2026
You can now tap on For You and choose general topics, such as “Technology”!
Update your 𝕏 app to make this work.
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Elon Musk
@elonmusk · Feb 19, 2026
Lot of miles
Tesla@Tesla· Feb 18, 2026Tesla owners have now driven >8 billion miles on FSD Supervised

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Inevitable West
@Inevitablewest · Feb 18, 2026
🚨BREAKING: The court archives revealing the extent of the grooming gangs scandal will be DELETED, per the Telegraph
They are literally trying to erase Britain's biggest scandal to hide their crimes.
This CANNOT be allowed to happen.

Elon Musk
@elonmusk · Feb 19, 2026
!!
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Elon Musk
@elonmusk · Feb 18, 2026
The Meaning of Life
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DogeDesigner
@cb_doge · Feb 18, 2026
Wikipedia co-founder Jimmy Wales on Elon Musk's Grokipedia:
"Grokipedia is a ridiculous idea and it will never work. I don't know of anyone who uses Grokipedia. The idea that we are Wokepedia' is not true. One of Wikipedia's core values in neutrality."
Source: @moneycontrolcom
Elon Musk
@elonmusk · Feb 18, 2026
Lmao
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Elon Musk
@elonmusk · Feb 18, 2026
Haha
DogeDesigner@cb_doge· Feb 18, 2026French President says Free Speech is bullshit.
The people of France have spoken.
𝕏 is now the #1 news app on the France App Store.
Streisand Effect remains undefeated.
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Elon Musk
@elonmusk · Feb 18, 2026
Try the new Grok 4.20 Heavy. It’s a major upgrade.
tetsuo@tetsuoai· Feb 18, 2026🚨Grok 4.20 Heavy dropped for Heavy subscribers.
Big change under the hood: it now runs as a full team of 16 specialized agents that collaborate in real time on every single answer. All on the grok-4.20 architecture.
Here's the crew:
Grok - leads everything, coordinates and

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Restore Britain
@RestoreBritain · Feb 18, 2026
Reform have already started calling Restore Britain 'neo-nazi'.
It's scared.
Elon Musk
@elonmusk · Feb 18, 2026
THEY are the ones who want race extinction, which means THEY are the Nazis!
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Taya Bass
@travelingflying · Feb 18, 2026
Why isn’t anyone trying to promote diversity in non-White countries?🤔
Elon Musk
@elonmusk · Feb 18, 2026
Great question
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@amuse
@amuse · Feb 18, 2026
FREE SPEECH? French President Macron explains that speech cannot be free, it must be regulated by EU bureaucrats.
Elon Musk
@elonmusk · Feb 18, 2026
🤨
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JD
@veritasquaestor · Feb 18, 2026
What's scary is that AI does this, as most of the training data is from this period. Very consequential, for this is our future of intelligence.
Elon Musk
@elonmusk · Feb 18, 2026
Yeah
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