TWITTER_POST

Elon Musk presented Macrohard, also called Digital Optimus, as a tightly…

2026-03-11 · 15:17 UTC ·elonmusk ·1 min read

Brief

Elon Musk presented Macrohard, also called Digital Optimus, as a tightly integrated xAI-Tesla software agent stack: Grok provides higher-level reasoning and navigation, while Digital Optimus executes actions based on recent screen context and user inputs. He framed it as a low-cost, real-time AI system built around Tesla AI4 hardware and made sweeping claims about its uniqueness and long-run ability to replicate company functions.

Source evidence

title: @elonmusk: Macrohard or Digital Optimus is a joint xAI-Tesla project, coming as part of Tes...
author: elonmusk
contenttype: twitterpost
published: 2026-03-11T15:17:01+00:00
source_url: https://x.com/elonmusk/status/2031751255060885911

word_count: 164

Tweet by @elonmusk

Macrohard or Digital Optimus is a joint xAI-Tesla project, coming as part of Tesla’s investment agreement with xAI. Grok is the master conductor/navigator with deep understanding of the world to direct digital Optimus, which is processing and actioning the past 5 secs of real-time computer screen video and keyboard/mouse actions. Grok is like a much more advanced and sophisticated version of turn-by-turn navigation software. You can think of it as Digital Optimus AI being System 1 (instinctive part of the mind) and Grok being System 2. (thinking part of the mind). This will run very competitively on the super low cost Tesla AI4 ($650) paired with relatively frugal use of the much more expensive xAI Nvidia hardware. And it will be the only real-time smart AI system. This is a big deal. In principle, it is capable of emulating the function of entire companies. That is why the program is called MACROHARD, a funny reference to Microsoft. No other company can yet do this.

Posted: 2026-03-11T15:17:01.000Z
Engagement: 79979 likes, 13169 retweets, 8286 replies