The Big AI Terms Everyone Is Getting Wrong: Open Source, Open Weight And Proprietary

Open source AI is everywhere right now. The problem is that a lot of what gets called “open source” isn’t actually open source at all. Terms like proprietary, open source and open weight are increasingly used to describe AI models and platforms, and they’re frequently confused or used interchangeably.
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Story file
- Section
- Tech
- Topics
- AI & gadgets
- First reported by
- Bernard Marr
- Published
- Monday, 19 October 2026, 5:51 pm IST
- Coverage
- One outlet so far
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