AI illustration: Grok 4.7 needs a few more days (by Sep 16, 2026)
Delivered · Late

Grok 4.7 release date: 'in 10 days', delivered late

Elon Musk promised Grok 4.7 by Sep 16, 2026. He has moved the date 1 time. It happened, but 5 days late.

goalposts: 2026-09-11 (in 10 days) → 2026-09-16 (a few more days) · moved 1×
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“Grok 4.7 comes out in 10 days”
— Elon Musk · Sep 1, 2026 · @elonmusk on X, Sep 1 2026 evening CT ↗
See his original post on XLoads Elon's actual tweet, right here.
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What actually happened

Deadline Sep 16 2026 passed with no public Grok 4.7 (Missed Sep 17). On Sep 21 2026, xAI publicly released Grok 4.7 — available today in Cursor and Grok Build, and on the xAI API as grok-4.7 (docs.x.ai/docs/models lists it as the flagship text model; release notes confirm API availability). Delivered, 5 days late. x.ai — Introducing Grok 4.7 (Sep 21 2026) ↗

The Progression

Sep 1, 2026
The promise: “Grok 4.7 comes out in 10 days” · @elonmusk on X, Sep 1 2026 evening CT ↗
2026-09-16 (a few more days)
Timeline pushed to 2026-09-16 (a few more days).
Goalpost #1
Sep 21, 2026
Delivered · Late — 5 days late. Deadline Sep 16 2026 passed with no public Grok 4.7 (Missed Sep 17). On Sep 21 2026, xAI publicly released Grok 4.7 — available today in Cursor and Grok Build, and on the xAI API as grok-4.7 (docs.x.ai/docs/models lists it as the flagship text model; release notes confirm API availability). Delivered, 5 days late. x.ai — Introducing Grok 4.7 (Sep 21 2026) ↗
Today · Oct 22, 2026
Status: Delivered · Late · 5 days late. It happened — eventually.

On the evening of September 1 2026, Elon Musk quote-tweeted Shopify CEO Tobi Lutke praising Grok 4.6 and wrote that Grok 4.7 comes out in 10 days. That dates the public release promise to about September 11 2026. It is a near-term xAI model ship date, separate from earlier Grok 4.6 and Grok 5 cards.

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Receipts

LAST CHECKED 2026-09-21

xAI’s record

Delivered
14
74% of resolved claims delivered.
Missed
5
Deadline passed, still no-show.
Still open
15
On the clock now. All 34 xAI claims →

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called AUG 202570 days left
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Grok makes a watchable movie by end of 2026

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Discussion

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