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Cosmos Semantic: an open-source semantic layer that makes AI agents get the number right, and prove it

This story is from 2026-11-05. It is preserved in the archive; the latest stories are on the live feed.

Every company that puts an AI agent in front of business questions hits the same wall, and it is not the language model. It is context. "Revenue" has three definitions across three dashboards, "active customer" means 60 days to one team and 90 to another, and the agent, unaware of either, writes pl…

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  1. 2026-11-05 13:33 · DEV Community — AI
    Cosmos Semantic: an open-source semantic layer that makes AI agents get the number right, and prove it

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