The tweet archive.

“SpaceXAI Colossus 2 now has 7 models in training: - Imagine V2 - 2 variants of 1T - 2 variants of 1.5T - 6T - 10T Some catching up to do.”

“Grok Voice is used by @Starlink [@xai] Introducing Grok Voice Think Fast 1.0 A state-of-the-art voice model built for complex, multi-step workflows with snappy responses and high accuracy. It takes the top spot on the Tau Voice Bench and handles real-world messiness like noise, accents, and interruptions better than”

“Impressive Grok Imagine videos ✨ [@KettlebellDan] Grok Imagine contest of the day is here! 👉 design a new product for any Elon company (𝕏, xAI SpaceX, Boring, Tesla) Winners to be chosen across categories: - practical - fun - futuristic Yesterday’s winner the already famous “hamberry” (see below) submitted by @PaulanderAba”

“The most exciting of times ahead! [@Tesla] TERAFAB: the next step to becoming a galactic civilization Together with @SpaceX & @xAI, we're building the largest chip manufacturing facility ever (1TW/year) – combining logic, memory & advanced packaging under one roof. To harness as much power as possible from the Sun, we”

“Next week, Grok 3.5 early beta release to SuperGrok subscribers only. It is the first AI that can, for example, accurately answer technical questions about rocket engines or electrochemistry. @Grok is reasoning from first principles and coming up with answers that simply don’t [@MarioNawfal] 🚨GROK 3 SENDS USAGE SOARING – 10X SPIKE IN DOWNLOADS Elon’s xAI just dropped Grok 3, and the numbers are wild. Mobile downloads exploded 10X the week it launched, with daily U.S. users up 260%. Even Grok’s web app visits shot from 189K to over 900K a day. Globally? 4.5”

“Nice work by the @xAI team on https://t.co/op5s4ZiSwh! The goal here is to create an open source, comprehensive collection of all knowledge. Then place copies of that etched in a stable oxide in orbit, the Moon and Mars to preserve it for the future. Foundation. http://Grokipedia.com”

“Try it out! [@VaibhavSisinty] Did xAI just mass-murder the entire voice AI industry? 🤯 Grok just launched two voice APIs. Speech-to-Text and Text-to-Speech. Built on the same stack powering Tesla cars and Starlink support. And priced at 10x cheaper than ElevenLabs. Speech-to-Text: $0.10/hr batch.”

“Nice [@jeffreyweichsel] Can anyone beat this pun by @Grok? @SpaceX and @xAI are launching data centers into orbit… because why settle for cloud computing when you can have @X-traterrestrial computing?”

“Improved version [@stevenmarkryan] xAI’s EPIC 'All Hands' Update Today Elon & team talk Grok, X, SpaceX ► Silences removed (to save you time) ► Boosted audio (for easier listening) Timestamps: 0:00 - Elon Musk’s Opening Remarks - xAI Accomplishments Since Inception 3:58 - Elon & xAI Team Give Update 26:00 -… https://x.com/i/web/status/2021714212972826883”

“Grok is #1 [@teslaownersSV] Breaking: Grok 4.1 Fast Smashes 1 Trillion Token Milestone in Under a Week, Seizing Top Spot on OpenRouter xAI’s latest powerhouse, Grok 4.1 Fast, has rocketed past a staggering 1.16 trillion tokens processed—just days after its mid-November 2025 launch—eclipsing rivals like… https://x.com/i/web/status/1994125495009771623”

“Friday Night Lights [@lmarena_ai] 🚨 Leaderboard Disrupted! Grok-4-fast by @xAI has arrived in the Arena, and it’s shaking things up! ⚡️ 🏆 #1 on the Search Leaderboard Tested under the codename “menlo,” Grok-4-fast-search just rocketed to the top spot with the community. 💠 Tied for #8 on the Text Leaderboard”

“@mark_k @xai This is still 0.5T, but a more recent training checkpoint. 1T model is ~5 days away from finishing initial training. Will be a major step change improvement in coding, long context and skills. The SpaceXAI model factory is finally working. Should be an improved base model”

“RT @MarioNawfal: TESLA CHIPS, SPACEX SERVERS, xAI MODELS – GALAXY MIND IS FORMING Abundance doesn’t scale on Earth – but it does in orbit.…”

“RT @cb_doge: A Kardashev Type II civilization requires xAI and Grok at planetary scale. Starship enables solar powered AI satellites in or…”

“To the stars! @SpaceX & @xAI are now one company [@xai] One Team 🚀 https://x.ai/news/xai-joins-spacex”

“Looking forward to working with Intel on the Terafab! [@intel] Intel is proud to join the Terafab project with @SpaceX, @xAI, and @Tesla to help refactor silicon fab technology. Our ability to design, fabricate, and package ultra-high-performance chips at scale will help accelerate Terafab’s aim to produce 1 TW/year of compute to power”

“🇺🇸🇺🇸 [@WholeMarsBlog] Elon Musk bought Twitter for $44 billion when it was worth half that He cut 80% of the workforce that was not doing anything useful, unwavering against angry cries. He used the data to create xAI, which is now valued at $75 billion. X is now sustainably profitable for the”

“Welcome! Orbital space centers and mass drivers on the Moon will be incredible. [@JasonBud] I’m proud to be joining SpaceX and xAI with @milichab It has become clear that software is changing fundamentally. More and more, people can shape the tools they use directly, and the ceiling of what can be built keeps rising. What makes xAI special is the scale of its”

“Welcome to @xAI! [@dchaplot] I'm joining SpaceX and xAI, working closely with Elon and team to build superintelligence. Together SpaceX and xAI combine physical and digital intelligence under a leader who understands hardware at the deepest level. Add a high-agency culture with frontier-scale resources, and”

“Building an interstellar civilization https://t.co/jccDcLG7e7 https://www.spacex.com/updates#xai-joins-spacex”

“I resisted AI for too long Living in denial Now it is game on @xAI @Tesla @SpaceX [@MarioNawfal] NVIDIA'S CEO: ELON IS A SUPERHUMAN, IT'S JUST UNBELIEVABLE Jensen Huang: "Just to put in perspective a supercomputer that you would build would take normally three years to plan. And then deliver the equipment it takes one year to get it all working. We're talking about 19”

“Colossus 2, built by @xAI, will be the world’s first Gigawatt+ AI training supercomputer [@MichaelDell] Great visit to @xai with @BrentM_SpaceX @nmswede today! It’s amazing to see what you guys are accomplishing and we couldn’t be prouder to be part of it. I very much enjoyed it. Onward 🚀”

“SpaceXAI + Tesla TERAFAB Project Goal is a trillion watts of compute/year Most must necessarily go to space, as US electricity is only 0.5TW [@SpaceX] Announcing TERAFAB: the next step towards becoming a galactic civilization https://x.com/i/broadcasts/1yKAPMzlvgWxb”

“K2 or you’re not even trying! [@SpaceX] SpaceX has acquired xAI, forming one of the most ambitious, vertically integrated innovation engines on (and off) Earth → http://spacex.com/updates#xai-joins-spacex”

“The future is accelerating [@tetsuoai] "a first step towards becoming a Kardashev II-level civilization." - Elon Musk In the last three weeks: SpaceX acquired xAI, merging the world's largest rocket company with one of the fastest-moving AI labs on the planet. SpaceX valued at $1 trillion. The stated goal of the”

“Welcome! Orbital space centers and mass drivers on the Moon will be incredible. [@milichab] I’m joining @SpaceX and @xai with @JasonBud. X is the company realizing science fiction - reusable rockets, humanoid robots, data centers in space, and more. Almost 10 years ago, I joined SpaceX as an intern on Dragon 2 crew displays. This was in the era of the first rocket”

“Galaxy Mind [@niccruzpatane] Elon Musk in a new interview on which of his businesses he is most excited about: “Well, I think that there’s increasingly a convergence, actually, between SpaceX, Tesla, and xAI, in that if the future is solar-powered AI satellites—which it pretty much needs to be in order to… https://x.com/i/web/status/1995173337866153988”

“Rate of progress decides the outcome [@MarioNawfal] 🚨xAI DEFIES SKEPTICS, SOARS TO ELITE STATUS | DRAMATIC RISE PROVES DOUBTERS WRONG The latest Artificial Analysis intelligence index reveals Elon's bold bet on AI is paying off spectacularly—xAI has rocketed from a modest 22 points to an impressive 63 in just one year. Now”

“@xDaily Back to spending 24/7 at work and sleeping in conference/server/factory rooms. I must be super focused on 𝕏/xAI and Tesla (plus Starship launch next week), as we have critical technologies rolling out. As evidenced by the 𝕏 uptime issues this week, major operational”

“xAI knows how to party [@BrentM_SpaceX] 🧑‍🍳”

“SpaceXAI will offer a Multipass [@elonmusk] @lyn_beatz”

“True [@BrentM_SpaceX] No lies told here. The @xAIMemphis team is killing it! 👏🏼 Podcast is fire @theallinpod”

“RT @SpaceX: SpaceX has acquired xAI, forming one of the most ambitious, vertically integrated innovation engines on (and off) Earth → https…”

“@EricRWeinstein @Tesla @boringcompany @X @xai @SpaceX Consciousness must expand from Earth or face certain extinction in a short amount of time by cosmic standards”

“@WholeMarsBlog xAI is burning the 4am oil LFG!!!”

“RT @SpaceX: SpaceXAI and @cursor_ai are now working closely together to create the world’s best coding and knowledge work AI. The combinat…”

“@BrentM_SpaceX @xai The @xAI Colossus team is great. Thanks also to the many contractors, the TVA and others who have helped make it happen!”

“RT @SpaceX: Intel is joining Terafab! SpaceX, @xAI, and @Tesla are launching the most epic chip-building effort ever - combining logic, m…”

“RT @SpaceX: TERAFAB: the next step to becoming a galactic civilization Together with @Tesla & @xAI, we're building the largest chip manufa…”

“@altcap @SpaceX @xai By a factor of a billion”

“@AmanGotchu @SpaceX @xai Welcome!”

“RT @Tesla: Intel is joining Terafab! Tesla, @xAI and @SpaceX are launching the most epic chip-building effort ever – combining logic, mem…”

“@EdLudlow And the joint announcement with Intel [@intel] Intel is proud to join the Terafab project with @SpaceX, @xAI, and @Tesla to help refactor silicon fab technology. Our ability to design, fabricate, and package ultra-high-performance chips at scale will help accelerate Terafab’s aim to produce 1 TW/year of compute to power”

“@wwzeng1 @SpaceX @xai Welcome!”

“RT @SawyerMerritt: BREAKING: SpaceX and xAI have just formerly announced that they are merging. Full statement from Elon Musk: "SpaceX has…”

“@TareqAmin_ @HUMAIN @xai @SpaceX Glad to have you”

“@BrentM_SpaceX @xAIMemphis @xai The @xAI Memphis team is a major asset to the company”

“RT @xAIMemphis: Had a great time hosting @MarshaBlackburn and @SenBrentTaylor today at MACROHARD. We showed them how @xai is keeping uti…”

“@WholeMarsBlog Or xAI”

“RT @cb_doge: 🚨NEW: Elon Musk explains the reason behind the SpaceX and xAI merger. "In order to understand the universe, you must explore…”