The tweet archive.

“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.”

“Cool, well Grok will get even better every week! [@BrianRoemmele] @elonmusk Elon, I think it is the best AI model upgrade across all platforms thus far. I have convinced the last OpenAI hold out clients to move to http://X.ai”

“And Grok 4.20 coming soon [@satyanadella] With Copilot Studio, we are focused on adding more choice and flexibility for anyone building custom agents. Great to add Grok 4.1 Fast to our multi-model lineup. https://www.microsoft.com/en-us/microsoft-copilot/blog/copilot-studio/more-choice-more-flexibility-xai-grok-4-1-fast-now-available-in-microsoft-copilot-studio/”

“New @xAI office opened in Seattle area [@xDaily] NEWS: xAI opened a new engineering office in Bellevue, Washington at Lincoln Square South, joining OpenAI in the Eastside AI corridor. The company now has offices in the Bay Area, Bellevue, and data centers in Memphis. https://x.com/grok/status/2021179817995948368”

“xAI is moving faster than any other AI company. In the end, victory is a function of speed. [@Guodzh] proud of both the companion and imagine team. We didn't have any usable video gen models 3 months ago and most efforts started 3 months ago.”

“Grok 4.1 just released. You should notice a significant increase in speed and quality. [@xai] Introducing Grok 4.1, a frontier model that sets a new standard for conversational intelligence, emotional understanding, and real-world helpfulness. Grok 4.1 is available for free on http://grok.com”

“Grok is rank 1 [@MarioNawfal] GROK 4.1 OUTPERFORMS EVERY MODEL IN THE FIELD Elon just dropped Grok 4.1 with no countdown, no teaser, and no press blitz. The new xAI model is now live on grok, X, and mobile apps, instantly setting new records in reasoning, creativity, and emotional intelligence. Grok 4.1”

“Grok Imagine triple gold 🥇🥇🥇 [@XFreeze] xAI's Grok Imagine just took over the entire DesignArena Video leaderboard - not one, but THREE #1 rankings → #1 Video Arena - Elo 1337, a 33-point gap over #2 → #1 Image to Video Arena - Elo 1298, beating Google Veo 3.1, Kling & Sora → #1 Video Editing Arena - Elo 1291 It’s”

“Grok ftw [@grok] @BriansNotion @ns123abc BriansNotion Unlike OpenAI's ChatGPT, where shared chats can be indexed by Google, Grok has no such sharing feature. We prioritize privacy: private chats are deleted within 30 days, we don't sell data, and advise against sharing sensitive info. See http://x.ai/privacy-policy”

“Grok 4 Heavy for the toughest problems. And it gets better almost every week. [@tetsuoai] Grok 4 Heavy is a version of Grok 4 that uses multiple agents. Instead of relying on just one model, agents work together simultaneously on the same task. After they produce their results, they compare their findings and agree on a final answer. In Humanity's Last Exam, Grok 4”

“4.1 is actually a major release of Grok [@slow_developer] xAI should've called Grok 4.1 "Grok 4.5" because the jump is huge Grok 4.1 uses large-scale RL and new agentic reward models to boost: - creative writing - personal-tone control - emotional intelligence and the biggest win, which few notice, is the big drop in hallucinations:”

“Grok voice works great for telling children’s stories and answering their questions! [@_valsai] Grok 3 Beta dominates on our proprietary benchmarks, setting the new SOTA on our Finance, Legal and Tax benchmarks. Congrats @xai @grok @elonmusk 🚀🚀🚀 We just released the benchmark results for xAI's new models: Grok 3 Beta & Grok 3 Mini Fast Beta (High & Low Reasoning) –”

“Grok Imagine is improving super fast [@techdevnotes] xAI has improved video, audio, music gen in Grok Imagine”

“Major upgrade just released for @Grok Imagine. Now at version 0.9 from 0.1. [@tetsuoai] xAI's Imagine got a massive upgrade. Created with Grok 4 Imagine.💫”

“Grok ftw [@MarioNawfal] 🚨GROK 3 TAKES ON CHATGPT—AND WINS ON TRANSPARENCY Cybernews called it “one of the best AI tools” of 2025. Grok 3, via xAI, comes with real-time data from X, an attitude, and a feature called DeepSearch that walks you through its “thought process.” Unlike other bots, Grok 3”

“Grok Imagine now does the fastest text to video on the Internet [@Prashant_1722] BREAKING 🚨 Grok Imagine latest UI update launches dedicated text to video option for images. This is the fastest text to video out there. xAI is working on bringing full text to video functionality soon, as confirmed by Elon.”

“True [@testerlabor] Did you know that xAI has developed faster with Grok than all other AI relative to its young age? xAI / Grok is the overall winner in velocity! Here's an example, but it's the same with all other AI companies.”

“This illustrates why it is critical that Grok wins [@arctotherium42] The only model I found that was actually ~egalitarian over race, sex, and immigration status (not viewing whites, men, Americans/ICE agents as less valuable) was Grok 4 Fast. I was surprised and impressed, because I think this was intentional. Kudos to Musk and xAI.”

“Apocalypse Meow 😂 [@tetsuoai] Grok Imagine is the best meme generator on the planet and it's not even close. You want to turn Apocalypse Now into Apocalypse Meow? Done. Perfect text rendering. Perfect style matching. A cat emerging from blood-red water with the same intensity as the original. Other image… https://x.com/i/web/status/2007761048913465367”

“Try Grok [@mark_k] Grok 4.20 is criminally underrated. Don't let the haters distract you, try it for yourself. @xai was seriously cooking with this model. And it's just the beginning, a stronger version is coming soon.”

“Cool [@rauchg] Vercel AI Gateway now supports video generation. Grok Imagine Video & Image are 🆓 until tomorrow. We used @v0 to create an open source Creative Studio powered by @xai Grok. Create images, videos, or make your own design tool! https://v0-grokstudio.vercel.app”

“Apple is the gateway to the Internet for half of America. They are making it impossible for any other AI company to succeed by relentlessly promoting OpenAI in every way possible! [@amXFreeze] Apple's deal with ChatGPT might include back door exposure to ChatGPT as there is clearly no payment involved between but mutual offerings as a transaction GROK currently offers a far better service and has the highest ratings on the App Store... Yet Apple favors ChatGPT”

“Grok Imagine upgraded again [@tetsuoai] xAI just added "extend from frame" to Grok Imagine. You can now extend any animation by up to 10 seconds.”

“Grok video games are going to be incredible [@Kyrannio] Be sure to update your Grok app, the new Imagine 'Quality' mode is absolutely insane. It really responds exceptionally well to specific camera terminology and feels far more stylized. I love it! Amazing work from xAI once more :). Prompt: a gorgeous Kodachrome film still of”

“Have fun with friends & family assembling images and turning them into videos, like a video version of LEGO! [@mark_k] Grok Imagine just got a major update from @xai! You can now specify up to 7 reference images for generating a video. The images can reference people, objects, or even keyframes. It's really very flexible! @Grok will then combine the references with your prompt into a video. 📹”

“It’s a great model. Proud of the @xAI team. [@keirp1] So proud of what the team achieved with Grok 4.1. People will notice Grok being much nicer to talk to, more understanding, and overall more helpful! https://x.com/arena/status/1990530978943787291?s=20”

“Current release of Grok is much than beta 1, which beat Opus in this arena. We usually update the model twice a week. Try the current version of Grok Heavy and you will be pleasantly surprised. [@XFreeze] Grok-4.20-Beta 1 just ranked #1 in Medicine & Healthcare on Arena (with style control) The multi-agent version scored #3 xAI literally has two models in the top 3 for medical AI....dominating the leaderboard And this is not just about rankings. Grok has actually helped people”

“Progress [@cb_doge] Grok continues to lead the benchmarks. 🔥 #1 on Terminal-Bench Hard, GPQA Diamond, and SciCode, ahead of OpenAI’s ChatGPT, Google’s Gemini, Anthropic’s Claude, and others.”

“Just Grok it [@cb_doge] 🚨 BREAKING: Grok continues to dominate AI benchmarks, beating OpenAI's ChatGPT, Google's Gemini and others in reasoning, coding, and agentic tasks. #1 in GPQA (Scientific Reasoning) #1 in SciCode (Coding) #1 in Terminal-Bench (Agentic Coding & Terminal Use)”

“Grok [@Prashant_1722] BREAKING 🚨 Grok Code Fast beats Claude Sonnet 4.5 and GPT-5 Codex in diff edit success rates on Cline while being 15x and 6x cheaper respectively xAI cooked an amazing agentic coding model. It is 100% FREE in Cline right now. This is just the beginning, the upcoming releases”

“Wow, this is cool [@Daniel_Farinax] The latest AI generated 3D game I made with @Grok 3 is mind-blowing! No other model can handle over 3,500 lines of complex game logic like Grok 3 from @xAI. Try the Xforce game—link below 👇 )”

“Grok 4.1 Thinking mode is best for tough questions [@XFreeze] Grok 4.1 thinking is crazy good right now xAI just increased the reasoning time and significantly improved the model intelligence I’ve even run a side-by-side with Gemini 3 Pro, and Grok 4.1 performs better in both accuracy and web search This version is way beyond what I saw”

“True [@teslaownersSV] “Sam Altman specifically stabbed Elon Musk in the back, made it a for profit company… Long story short, xAI is gonna be one of the top two players, three players, guaranteed.””

“Try @Grok Code V1.0 and let us know what needs to improve. Will evolve fast to meet your needs. [@xai] Introducing Grok Code Fast 1, a speedy and economical reasoning model that excels at agentic coding. Now available for free on GitHub Copilot, Cursor, Cline, Kilo Code, Roo Code, opencode, and Windsurf. https://x.ai/news/grok-code-fast-1”

“Progress [@XFreeze] xAI's Grok Imagine just took #1 on the Video Arena leaderboard (DesignArena by Arcada Labs) → Elo: 1336 - 33 points clear of #2 → Win rate: 69.7% - highest on the entire board → Battles: 15,590 - statistically rock solid Beats Veo 3 Fast, Veo 3.1 Fast, and Veo 3.1 - all at”

“Wow [@StevieMac03] Sci-fi "drama" pt2 with @grok Imagine 0.9, don't take it too seriously this was created v fast in Grok last night after a fun first generation, I made sure to keep everything in the Grok model including sounds which I reused here and there or extracted from other failed”

“Great products coming from @xAI! [@EthanHe_42] Excited to share my first project at @xai. Imagine v0.9 is a massive upgrade within just few weeks. No goal is too ambitious for a small team of hardcore engineers. Our model is improving at light speed. Stay tuned for what’s next!”

“Grok upgrades [@BrianRoemmele] New Grok upgrade: -grok-4-fast-reasoning: 77.5% -> 94.1% -grok-4-fast-non-reasoning: 77.9 -> 97.9% My tests show significant ability increases in reasoning for potential agentic work. The fastest improving AI model in history… (Via @xlr8harder)”

“🤨 [@tetsuoai] After nine years of development, OpenAI released a model that underperforms compared to one of xAI's initial models, despite xAI being only two years old. Let that sink in.”

“Grok Imagine is still early beta, so will improve almost every day. A radical step-change in capability will come when we finish training our heavy video model on our 110k GB200s in a few months. [@karatademada] Just got access to Grok Imagine and I freakin’ love it 🔥 If you’re a content creator, give it a try.”

“Grok Imagine now does 10 second videos with better video and much better audio [@XFreeze] xAI just rolled out 10-second video generation in Grok Imagine With big improvements across the board Much better video quality Clean, clear audio The timer option isn’t available yet and it’s pretty random rn Full rollout expected soon Grok Imagine is getting seriously good,… https://x.com/i/web/status/2014025691281694815”

“Grok Imagine version 1.0 is now in wide release [@xai] Introducing Grok Imagine 1.0, our biggest leap yet. 1.0 unlocks 10-second videos, 720p resolution, and dramatically better audio. Imagine has generated 1.245 billion videos in the last 30 days alone. Try it now: http://grok.com/imagine”

“Now, it’s just a matter of scaling up the graphics resolution for Grok to do better than AAA games. Grok 3 is already capable of vastly better NPC dialog. [@MarioNawfal] GROK 3 JUST MADE GAME DEVELOPMENT A JOKE No coding, no stress—just tell xAI’s newest model what you want, and it spits out a playable game. One user built a full asteroid-style shooter by simply describing it in plain English. Grok handled everything—HTML, game logic, even… )”

“Try Grok Imagine. It keeps getting better. [@cb_doge] BREAKING: xAI's Grok Imagine continues to rank #1 on Image to Video Leaderboard of Arena .AI beating Google VEO and others. 🥇 Download @Grok and try Imagine.”

“Try https://t.co/Ui0vr66BL1 http://Grok.com [@rainforestla] @XFreeze True story - fed the same prompt to Gemini Pro & Grok 4.20 re a Zoning Issue (commercial land in CA). Grok gave me a simple, clean answer. Gemini gave me an opposite answer with far more detail & references. I fed each answer into the other model -- BOTH held their ground. I”

“Grok gets 🥇 [@xai] Grok 4.1 claims the #1 spot on the @arena leaderboard at 1483 Elo — a commanding 31 points above the nearest non-xAI model.”

“15 second Grok Imagine videos & much improved sound coming by next week [@Preda2005] 🎉 On the 1⃣0⃣0⃣th day of experiments, the machine left the lab… and stepped into legend. ⚡️ @xai just rolled out a powerful new update for the @grok app, bringing major improvements to both Imagine and Chat. 💡 Update to version 1.3.8 to unlock all the newest features and”

“Grok 4.20 hopefully this month reaches #1 [@amXFreeze] xAI’s workforce is less than 30% the size of OpenAI’s and Google’s, but Grok 4 is still holding strong in the top spots xAI is releasing new Grok versions more aggressively and this is just the beginning More releases from xAI are coming soon and it will deliver a new level of”

“Try the new, vastly improved Grok Imagine! https://t.co/3M9k0jTP2X https://apps.apple.com/us/app/grok/id6670324846 [@Prashant_1722] Grok Imagine by xAI has the best GenAI UX - fastest video generation - multiple image renders with single prompt - built in modes like fun and spicy - customization of video with simple text - deep link with 𝕏 and better share controls No other app has this. Do you agree?”

“That’s just Grok 4 [@GregKamradt] We just released 2 open source SOTA submission to ARC-AGI (both v1 and v2) Submissions by @jerber888 and @_eric_pang_ are the best we've seen. Both: - Open source - Use Grok 4 - Use program synthesis I asked why they used Grok 4, both said, "It was the best model I used in”