# Meta Unveils 1 Petabit Subsea AI Superhighway

> Meta launches 1 petabit subsea cable to power global AI growth.
- Title: Meta Unveils 1 Petabit Subsea AI Superhighway · 24/7 Wall St.
- Summary: Meta launches 1 petabit subsea cable to power global AI growth. Meta's new transatlantic AI superhighway will move 1 petabit per second between US and Europe…
- Keywords: meta, petal, subsea cable, ai infrastructure, transatlantic, ai traffic, meta stock, ai capacity, Unveils, Petabit, Subsea, Superhighway
- Source: 24/7 Wall St. — https://247wallst.com/investing/2026/09/21/meta-just-unveiled-massive-1-petabit-scale-subsea-ai-superhighway
- Author: Rich Duprey
- Published: 2026-09-21T19:03:47+00:00
- Read time: 1 min
- Topics: meta, petal, subsea cable, ai infrastructure, transatlantic, ai traffic, meta stock, ai capacity
## Meta's New AI Superhighway
Meta unveiled Petal, a transatlantic subsea cable moving 1 petabit per second between France and the US.
## 1 Petabit Per Second
Petal moves 1,000 terabits per second across 7,000 km of ocean floor.
## Why Petal Matters
Petal doubles capacity without doubling power or infrastructure costs.
## Global AI Traffic
Petal supports 75% of the world's population streaming music simultaneously.
## Market Reaction
Meta shares rose 5.14% over the past week and 24.78% over the past month.
## CFO's Vision
CFO Susan Li says AI adoption has underbuilt the industry's capacity.
## What's Next
Petal will support Meta's AI growth through 2029 and beyond.
## Key takeaway

Meta's new transatlantic AI superhighway will move 1 petabit per second between US and Europe by 2029.