Claude Opus 5.5, GPT-6 Price Cuts, OpenAI's Math Review Push
Anthropic released Claude Opus 5.5, saying it improves capability, writing style, and internal alignment results while cutting the price by 40 percent. OpenAI answered 90 minutes later with GPT-6 Sol and Luna, modest upgrades that cost half as much as the models they replace. OpenAI also says one internal model has solved more than 100 open math problems since late August and formed an independent advisory group to help vet and release those results. Today's episode breaks down the competing model launches, the need for human review in AI-assisted mathematics, and a16z's planned one-year…
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