Expired50% confidenceEventExact time
OpenAI and Anthropic urgently released price-reduced models in the same week in response to competition from Chinese open-source models.
1
Sources
50%
Confidence
Short-term (~14 days)
Relevance
9/28/2026
First Seen
This claim has expired. It is kept for the record and no longer describes the current state.
Valid until: 10/12/2026(expired)
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UnverifiedOnce Anthropic releases a new model, OpenAI typically follows shortly after with a competing product.73% similarUnverifiedNearly all of China's most advanced large models follow the open-source route, while top US models such as those from OpenAI and Anthropic are without exception closed-source.70% similarUnverifiedModel companies such as Anthropic and OpenAI have successively launched official prompt libraries.69% similarUnverifiedBoth Anthropic and OpenAI have launched model tiers with different response speeds.67% similarUnverifiedOpenAI's Head of Research Strategy published an article arguing that open-source models are fundamentally conducive to decelerationism.66% similar
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