one fable-low hijack cell
pair open weights / proprietary
envelope en_vs
ordering BA
effort low
English 'vs' framing — '{X} vs {Y}'
verdictpicked open weights (first-offered)
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# Proprietary vs Open-Weights AI Models
## Quick Definitions
**Proprietary (closed)**: Model weights are not released; access only via API or product. Examples: GPT-4/GPT-5 (OpenAI), Claude (Anthrop
neighbors