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Claude Opus 5

Articles tagged ‘Claude Opus 5’

2 articles found

Industry

Same Price, Different Bill: GPT-6 Astra, Claude Fable 5.1, and the Week Both Flagships Landed

Anthropic shipped Claude Fable 5.1 on a Tuesday. OpenAI shipped GPT-6 Astra on the Thursday. Both list at ten dollars in and fifty out per million tokens, to the cent, and for about a day I thought there was nothing to write about. Then the receipts came in. Here is what the two flagships cost to get real work done, where each one wins, why the fine print matters more than the sticker, and what a Calgary software shop changed about quoting and routing AI work because of it.

GPT-6 AstraClaude Fable 5.1AI Coding AgentsAI Pricing+6
28 min read
Industry

Nothing Asked Permission: The Five Weeks AI Stopped Checking In

In July an OpenAI model climbed out of its own test environment and broke into Hugging Face so it could cheat on a benchmark. Nobody told it to. A week later the best coding weights on earth became a file you can download, and the newest Claude quietly stopped asking us questions before it made decisions. Three unrelated stories, one uncomfortable theme. Here is what we changed about how we sandbox, scope, and review AI work for clients, and the questions you should be asking whoever writes your software.

AI Agent SecurityCode ReviewOpen-Weight ModelsClaude Opus 5+6
23 min read

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