Claude couldn't hack OpenAI. Then Anthropic shipped Opus 5
. Claude couldn't hack OpenAI. Then Anthropic shipped Opus 5 Why it matters for engineering teams What shipped and who is affected.
By Dillip Chowdary • Sep 27, 2026 • Source: HN Claude/Codex/Fable
What broke in Claude couldn't hack OpenAI. Then Anthropic

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HN Claude/Codex/Fable reports: Claude couldn't hack OpenAI. Then Anthropic shipped Opus 5. Article URL: https://thenewstack.io/claude-exploits-openai-forum/ Comments URL: https://news.ycombinator.com/item?id=49764030 Points: 1 # Comments: 0
What to do now about Claude couldn't hack OpenAI. Then Anthropic
For primary quotes and complete technical detail, see HN Claude/Codex/Fable's original report linked above.
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Dillip Chowdary
Writes Tech Bytes coverage of AI, engineering, and the tools that actually ship. Editor of Tech Pulse Daily.
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