As Alphabet, Amazon, Meta, Microsoft and Oracle keep issuing record volumes of debt to fund AI data-center investment, investors are increasingly selling longer-dated "AI-linked" bonds. Amid concern over oversupply, spreads on long maturities such as 30-year notes have widened and prices have slipped in a string of cases.
AI Infrastructure · Debt Markets
Big Tech's AI Borrowing Binge Is Testing the Bond Market
Alphabet, Amazon, Meta, Microsoft and Oracle are issuing record volumes of debt to fund the AI build-out. As supply piles up and maturities stretch to 50 and 100 years, investors are turning selective — dumping long-dated "AI-linked" bonds.
Five-Company Debt Issuance
Once cash-rich hyperscalers now lean on the bond market — issuance has exploded roughly 30× since 2020.
$159bn
2026 (just 5 months)
In five months of 2026 the five companies raised more than in the entire previous five years combined.
$30bn
Meta single issue, Oct 2025 — one of the year's largest
$25bn+
Amazon planned issue, July 2026 — drew $80bn+ of orders
$570bn+
2026 global AI-bond forecast — over double the prior record
Where the Strain Is Showing
−8%
Oracle's 30-year bond fell from its post-issue peak, trading in the mid-60-cent range.
81bps
Oracle's 5-year CDS nearly doubled year-on-year as hedging picked up.
50–100yr
Alphabet ventured into 50-year notes and 100-year sterling bonds — the longest paper investors now shun.
Why demand still holds
Most deals carry investment-grade ratings
Default risk still viewed as relatively low
Strong yield-driven buying on early deals
Why investors are wary
Oversupply and heavier rate risk on long maturities
Spillover risk to pension and insurance portfolios
AI revenue must ultimately justify the debt load
"If AI revenue cannot justify this debt burden, investors will ultimately bear the losses."
Data-center investment could reach $1.5tn–$3tn in coming years. As credit risk is repriced, hyperscalers' cash flow becomes the bond market's next focus.
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