PendingOrbital satellites become lowest-cost AI compute
“Satellites with localized AI compute... will be the lowest cost way to generate AI bitstreams in <3 years.”
“We will open source the 0.5T model towards the end of this year. It should still be quite useful.”
— Elon Musk · May 25, 2026 · @elonmusk on X ↗
See his original post on XLoads Elon's actual tweet, right here.
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The fine print
Second xAI open-source pledge; the first (Grok-1, March 2024) was delivered. Posted replying to @eliebakouch.
The Progression
May 25, 2026
The promise: “We will open source the 0.5T model towards the end of this year. It should still be quite useful.” · @elonmusk on X ↗
Today · Jul 1, 2026
Status: Pending · 183 days left. Still waiting.
On May 25, 2026, replying on X, Elon Musk said xAI would open-source 'the 0.5T model' (a 500-billion-parameter Grok model) 'towards the end of this year' — an end-of-2026 target. xAI previously open-sourced Grok-1 in March 2024.
Receipts
LAST CHECKED 2026-07-01- [TWEET] @elonmusk on X
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Pending
MissedGrok 5 released before end of 2025
“Grok 5 will be out before the end of this year and it will be crushingly good.”
goalposts: 2025 → 2026 · moved 1×
PendingGrok makes a watchable movie by end of 2026
“Grok will make a movie that is at least watchable before the end of next year and really good movies in 2027.”
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