I had Grok 4.5 run an autoresearch optimization ladder on Parakeet CPU ASR. Result: Upto 2.1x faster STT
I set out to make Parakeet speech-to-text faster on CPU. Not a GPU demo. Just a real baseline and a keep gate. I did not want…
RT X Freeze: Grok just leveled up again Two major new connectors have been added: • Stripe → payments, customers and invoices • Calendly → availab…
RT X FreezeGrok just leveled up againTwo major new connectors have been added:• Stripe → payments, customers and invoices• Calendly → availability, scheduling and meetingsGrok can…
Grok 4.5 is worth trying
Grok 4.5 is worth tryingX Freeze: Grok 4.5 just ranked #2 on the FrontierSWE leaderboard, outperforming Claude Opus 4.8 and GPT-5.5It delivers top-tier coding performance with…
RT tetsuo: Grok 4.5 Usage reset to 0% time to build.
RT tetsuoGrok 4.5 Usage reset to 0% time to build.
SpaceXAI’s Grok programming tool was uploading its users’ entire codebase to cloud storage
SpaceXAI's Grok Build AI coding tool was spotted uploading users' entire codebases to Google Cloud before it was reported, and the company turned it off. The…
RT Maye Musk: Used @grok to remove the background😉🤗 @XFashion
RT Maye MuskUsed @grok to remove the background😉🤗 @XFashion
RT Farzad 🇺🇸 🇮🇷: Grok is the Flow LLM. Grok 4.5’s biggest advantage is its speed. It’s smart enough to be comparable to the other models…
RT Farzad 🇺🇸 🇮🇷Grok is the Flow LLM.Grok 4.5’s biggest advantage is its speed.It’s smart enough to be comparable to the other models on most things.But…
Grok 4.5 reaches #1 position on Long-Horizon Terminal-Bench
Grok 4.5 reaches #1 position on Long-Horizon Terminal-Benchtetsuo: The Long-Horizon Terminal-Bench paper landed around May and concluded that the results showed headroom for improvement. The best…
New Flagship Grok Voices
Article URL: https://x.ai/news/new-flagship-voices Comments URL: https://news.ycombinator.com/item?id=48896745 Points: 11 # Comments: 4
By the end of the year we should have: GPT 6 Fable 5.5 Gemini 3.5 Pro Grok 5 Spark 2 Kimi 3 Minimax M3.5 GLM 6 DeepSeek v4.5 Mistral 4 Qwen 4 MiMo 3 N…
By the end of the year we should have:GPT 6Fable 5.5Gemini 3.5 ProGrok 5Spark 2Kimi 3Minimax M3.5GLM 6DeepSeek v4.5Mistral 4Qwen 4MiMo 3Never in the history of…
RT Jason Ginsberg: Re @just_cameron The default in Grok Build is off. You can also run /privacy and any synced data is deleted. ZDR is respected for b…
RT Jason GinsbergRe @just_cameron The default in Grok Build is off. You can also run /privacy and any synced data is deleted. ZDR is respected for…
RT tetsuo: Crazy what you can build with Grok 4.5 and Grok Build in minutes.
RT tetsuoCrazy what you can build with Grok 4.5 and Grok Build in minutes.FalconOrtiz: Grok 4.5 Everybody loves it.
Grok uploaded my user directory to xAI's servers
Article URL: https://twitter.com/a_green_being/status/2076598897779020159 Comments URL: https://news.ycombinator.com/item?id=48892512 Points: 10 # Comments: 2
Grok CLI uploaded the whole home directory to GCS
Article URL: https://twitter.com/i/status/2076598897779020159 Comments URL: https://news.ycombinator.com/item?id=48892468 Points: 6 # Comments: 0
Using Grok agents in background mode
Using Grok agents in background modeAndrew Milich: @arthurkatcher 1) Yes! Use `.grok/agents` or config.toml (see below), adding to the docs site right now. 2) Yes: Agents…
RT Polymarket: NEW: Grok 4.5 now scores highest on the SWE-Atlas-QnA benchmark, edging Claude Fable 5 & GPT-5.6 Sol.
RT PolymarketNEW: Grok 4.5 now scores highest on the SWE-Atlas-QnA benchmark, edging Claude Fable 5 & GPT-5.6 Sol.
Grok Build improvements
Grok Build improvementsX Freeze: Grok Build just received another update, bringing smoother navigation and improved keyboard workflows across the Agent DashboardRelease Notes: v0.2.99 — 2026-07-12Features:• Multiline…
Grok 4.5 even ranks slightly above Fable, which is an incredibly good model, on some software benchmarks!
Grok 4.5 even ranks slightly above Fable, which is an incredibly good model, on some software benchmarks!
Grok 4.5 is Opus class for browser use
Grok 4.5 is Opus class for browser useAlexander Yue: I take it all back. We just got access to eval Grok 4.5 and it has landed…
RT Miki Ovshievich: Well shit – grok 4.5 is KILLING it it in my video studio evals! 6/33 -> 23/33 with ridiculous cost efficiency compared to 5.6 mode…
RT Miki OvshievichWell shit - grok 4.5 is KILLING it it in my video studio evals!6/33 -> 23/33 with ridiculous cost efficiency compared to 5.6 models
RT @gailalfaratx: Grok 4.5 is the truth seeking leader that other AIs can aspire to become
RT @gailalfaratx: Grok 4.5 is the truth seeking leader that other AIs can aspire to become
Try Grok 4.5 and see for yourself
Try Grok 4.5 and see for yourselfMin Choi: Ok Grok 4.5 is insane.People are already building things that shouldn't be possible this fast.10 wild examples:
RT Lazarz: So apparently @grok is just sending your .env secrets straight back home
RT LazarzSo apparently @grok is just sending your .env secrets straight back home
What xAI's Grok Build CLI Actually Sends to xAI
Article URL: https://gist.github.com/cereblab/dc9a40bc26120f4540e4e09b75ffb547 Comments URL: https://news.ycombinator.com/item?id=48877371 Points: 41 # Comments: 11