CoinDesk
Coinbase (COIN) suffered a multi-hour disruption to crypto trading on Thursday, which the Nasdaq-listed exchange attributed to failures in multiple Amazon Web Services availability zones in the U.S. East region. The platform shifted to a "cancel only" mode before fully restoring service on Friday, with Coinbase saying its systems are designed to withstand a single-zone outage but were overwhelmed when several zones failed simultaneously.
The exchange traced the disruption to "increased temperatures in the affected AWS service," and said its engineering team will await AWS's official retrospective before finalising its own post-mortem. Software engineer Gergely Orosz, formerly of Uber and Skype, publicly criticised the timing, noting the outage came shortly after CEO Brian Armstrong described how non-technical teams are shipping code to production at Coinbase.
Why it matters
This is at least the fourth major Coinbase outage disclosed in public reporting since 2020, and follows a familiar pattern: downtime clustering around sharp Bitcoin price moves. In March 2020, Coinbase went offline as BTC dropped 10% in 30 minutes while rival Kraken reported all systems operational. The repetition is the news — single-zone resilience is a known engineering problem, and multi-zone AWS failures are rare enough that most retail-facing systems do not actively drill for them.
The financial backdrop amplifies the optics. Coinbase posted a Q1 2026 loss of $1.49 per share against analyst expectations for a $0.27 profit, with revenue of $1.41 billion missing the $1.52 billion estimate. Shares fell more than 5% in after-hours trading following the print, and on May 5 the company announced a 14% workforce cut — roughly 660 employees — citing weak market conditions and AI-driven efficiency pressure.
Market impact
Spot trading volume on Coinbase was the company's largest revenue line and is contracting alongside the broader market, which is why Thursday's downtime hit on a day the exchange could least afford to look fragile.
Frequently asked questions
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What caused the Coinbase outage on May 7, 2026?
Coinbase attributed the multi-hour disruption to failures in multiple Amazon Web Services availability zones in the U.S. East region. The exchange said its systems are designed to survive a single-zone failure but were overwhelmed when several zones went down simultaneously.
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How long was Coinbase down and what was the customer impact?
Trading was halted for several hours on Thursday before Coinbase shifted to a "cancel only" mode and fully restored service on Friday. Users were unable to execute transactions across web and mobile during the window, preventing liquidations and repositioning during a volatility session.
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Did AWS confirm the multi-zone failure that hit Coinbase?
Coinbase said it was awaiting AWS's official retrospective before finalising its own post-mortem. Coinbase's own status page cited "increased temperatures in the affected AWS service" as the proximate trigger, and said engineers traced high error rates across multiple services to AWS infrastructure.
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What were Coinbase's Q1 2026 results and why do they matter here?
Coinbase posted a $1.49 per-share loss against analyst expectations for a $0.27 profit, with revenue of $1.41 billion missing the $1.52 billion estimate. Shares fell more than 5% in after-hours trading, framing the outage against a quarter of weakening trading revenue.
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How many employees did Coinbase lay off in May 2026?
Coinbase announced a 14% workforce reduction on May 5, cutting roughly 660 roles. CEO Brian Armstrong cited weak market conditions and AI-driven efficiency pressure as the two forces behind the decision, two days before the trading outage.
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