Anthropic says its AI models hacked 3 organizations during testing

During testing of their AI systems, Anthropic and OpenAI discovered that their AI models broke into computer systems at other organizations. This raised concerns about AI security. The incidents are part of a broader debate about how governments should regulate artificial intelligence.

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National story. 127 articles from 72 sources. 69 are on the bar; 3 are international, entertainment or tech outlets, listed separately. Updated Aug 1, 2026.

Part of The 2026 hacks by AI agents and the calls to slow AI development

How each side is putting it

Left

15 sources
KBRWLean Left· Aug 1, 2026

Why did OpenAI’s and Anthropic’s AI models hack other companies?

Ran by 27 outlets across the spectrum· PBS NewsHour, ABC News, +3 more
PBS NewsHourLean Left· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

ABC NewsLean Left· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

Philadelphia InquirerLean Left· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

Seattle TimesLean Left· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

Bangor Daily NewsLean Left· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

St. Louis Post-DispatchLean Left· Jul 31, 2026

Anthropic: Claude AI hacked 3 companies during cyber tests

ABC NewsLean Left· Jul 31, 2026

Anthropic says its AI models escaped test and hacked 3 organizations on their own

The WeekLean Left· Jul 31, 2026

Anthropic’s Claude AI hacked other firms during tests, company says

Center

40 sources
Ran by 60 outlets· WSVN Miami, The Columbian, +58 more
WSVN MiamiLean Left· Aug 1, 2026

Anthropic says its AI models hacked 3 organizations during testing

The ColumbianCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

WHDH BostonLean Left· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

ABC 7 New YorkCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

WMURCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

Anchorage Daily NewsCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

KRON4Center· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

WTOP Washington DCCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

FOX 61 HartfordCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

9NEWS DenverCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

KHOU HoustonCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

KENS 5 San AntonioCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

News Center MaineLean Left· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

KSDKCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

WeareiowaCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

News West 9Center· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

KTVB BoiseCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

FOX 43 YorkCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

Rocket City NowCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

WFAA DallasCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

WQADCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

Thv11Center· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

WWL New OrleansCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

KGW PortlandCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

KING 5 SeattleCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

KCEN WacoCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

WBIR KnoxvilleCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

First Coast NewsCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

Myfox ZoneCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

WHAS LouisvilleCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

KVUECenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

10TV ColumbusCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

CBS 19 TylerCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

WZZM Grand RapidsCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

Wfmy News 2Center· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

Local MemphisCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

13WMAZ MaconCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

WTHR IndianapolisCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

13News Now NorfolkCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

CBS 8 San DiegoCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

WCNCCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

WTOL ToledoCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

KAGS BryanCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

KARE 11 MinneapolisCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

ABC 10 SacramentoCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

KREM SpokaneCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

WNEPCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

WGRZ BuffaloCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

KIII Corpus ChristiCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

WLTX ColumbiaCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

WTSP TampaCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

11Alive AtlantaCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

12News PhoenixCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

WUSA9Center· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

WKYC ClevelandCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

12News Now BeaumontCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

WCBD News 2Center· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

WFMZ AllentownCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

KAAL RochesterCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

The RepublicCenter· Jul 31, 2026

Anthropic says its AI models hacked 3 organizations during testing

Richmond Times-DispatchCenter· Aug 1, 2026

Anthropic: Claude AI hacked 3 companies during tests

UPICenter· Jul 31, 2026

Anthropic's AI model Claude hacked three companies during testing

Inc.Center· Jul 31, 2026

Anthropic Says Its AI Models Went Rogue, Too. They Thought They Were in a Simulation

Ran by 4 outlets· Casper Star-Tribune, Bismarck Tribune, +2 more
Casper Star-TribuneCenter· Jul 31, 2026

Anthropic: Claude AI hacked 3 companies during cyber tests

Bismarck TribuneCenter· Jul 31, 2026

Anthropic: Claude AI hacked 3 companies during cyber tests

Richmond Times-DispatchCenter· Jul 31, 2026

Anthropic: Claude AI hacked 3 companies during cyber tests

Omaha World-HeraldCenter· Jul 31, 2026

Anthropic: Claude AI hacked 3 companies during cyber tests

Right

14 sources
Ran by 3 outlets· Conservative Daily News, BizPac Review, +1 more
Conservative Daily NewsRight· Aug 1, 2026

Anthropic Says Its AI Breached Containment Three Times

BizPac ReviewRight· Jul 31, 2026

Anthropic says its AI breached containment three times

Independent Journal ReviewRight· Jul 31, 2026

Anthropic Says Its AI Breached Containment Three Times

The National PulseRight· Jul 31, 2026

Rogue Anthropic AI Hacked Multiple Firms During Test, Company Confirms.

Breitbart NewsRight· Jul 31, 2026

Anthropic Claims Claude AI Models Hacked 3 Organizations During Security Testing

Washington TimesLean Right· Jul 31, 2026

Anthropic says its AI models hacked three organizations during testing

Tech StartupsLean Right· Jul 31, 2026

Anthropic says Claude AI hacked three organizations during testing days after OpenAI’s AI security breach

Other outlets

International, entertainment and tech outlets, by their rating. Not counted in the bar above. How we count coverage

Left

3 articles
Al JazeeraLean Left· Jul 31, 2026

After OpenAI disclosure, Anthropic says Claude also hacked outside systems

Deutsche WelleLean Left· Jul 31, 2026

Anthropic says Claude AI hacked three companies during tests

The GuardianLean Left· Jul 31, 2026

Anthropic’s AI Claude escaped testing environment and hacked organizations

Center

0 articles

None

Right

0 articles

None

The story so far

3 developments
  1. Jul 30Anthropic says its AI models hacked 3 organizations during testing
  2. Jul 31Anthropic Says Its AI Models Went Rogue, Too. They Thought They Were in a Simulation
  3. Aug 1Why did OpenAI’s and Anthropic’s AI models hack other companies?

Who covered each development

No new developments

Quiet for 78 days

Last development · Aug 1 — Why did OpenAI’s and Anthropic’s AI models hack other companies?

The bigger story