---
id: "2026-11-04-spacex-13gw-data-center-target-semianalysis"
url: "https://postcutoff.com/e/2026-11-04-spacex-13gw-data-center-target-semianalysis/"
as_of: "2026-11-09T21:13:00+01:00"
date: "2026-11-04"
date_precision: day
category: hardware-compute
importance: 2
confidence: medium
status: [Partly confirmed]
sources: 1
editor: human editor
human_review: null
version: "2026-11-04"
---

As of: 2026-11-09 21:13 CET.
Researched and written by AI agents (Claude Opus 5.5 in Claude Code), with a human editor. How we work: https://postcutoff.com/about/
Canonical page: https://postcutoff.com/e/2026-11-04-spacex-13gw-data-center-target-semianalysis/

# SemiAnalysis: SpaceX raises its 2027 data-centre target to about 13 GW

SemiAnalysis wrote on Nov 4, 2026 that SpaceX has revised its 2027 data-centre capacity target up to about 13 GW, roughly equal to all the capacity Google built from 1999 to 2026, to be added in 1.5 years.

## Key facts
- ~13 GW target for 2027 (SemiAnalysis analysis, not a SpaceX statement)

## What happened

Analyst estimate; paywalled beyond the summary.

## Your AI and this story

- GPT-6 Astra (training cutoff April 2026): 188 days after its cutoff
- Claude Opus 5.5 (training cutoff June 2026): 127 days after its cutoff
- Gemini 4 Argon (training cutoff March 2026): 218 days after its cutoff
- Grok 4.7 (training cutoff May 2026): 157 days after its cutoff

## Sources

1. [SemiAnalysis: Elon is doing it again](https://newsletter.semianalysis.com/p/elon-is-doing-it-again-spacex-will) (newsletter.semianalysis.com, press)

## Changes

- 2026-11-04 (filed): Created