AI illustration: Grok 1.5 out next month (February 2024)
Delivered · Late

Grok 1.5: promised for February 2024, delivered late

Elon Musk promised Grok 1.5 out the next month by Feb 29, 2024. It happened, but 28 days late.

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“Yes, Grok 1.5 should be out next month with substantial improvements across the board”
— Elon Musk · Jan 22, 2024 · @elonmusk, 2024-01-22 ↗
See his original post on XLoads Elon's actual tweet, right here.
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What actually happened

Musk said Grok 1.5 would be out in February 2024. xAI announced Grok-1.5 on March 28 2024 and rolled it out to users over the next weeks. xAI Mar 28 2024 — Announcing Grok-1.5 ↗

The Progression

Jan 22, 2024
The promise: “Yes, Grok 1.5 should be out next month with substantial improvements across the board” · @elonmusk, 2024-01-22 ↗
Mar 28, 2024
Delivered · Late — 28 days late. Musk said Grok 1.5 would be out in February 2024. xAI announced Grok-1.5 on March 28 2024 and rolled it out to users over the next weeks. xAI Mar 28 2024 — Announcing Grok-1.5 ↗
Today · Oct 12, 2026
Status: Delivered · Late · 28 days late. It happened — eventually.

In January 2024 Elon Musk replied that Grok 1.5 should be out the next month with big improvements. xAI announced it at the end of March.

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Receipts

LAST CHECKED 2026-10-11

xAI’s record

Delivered
14
67% of resolved claims delivered.
Missed
7
Deadline passed, still no-show.
Still open
17
On the clock now. All 38 xAI claims →

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