Sylvian
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Description
Builds tool-use environments and collects expert tool-use data (e.g., VSCode, Excel) to train LLMs, gathering ~1B tokens/week from expert users.
Discovered
November 11, 2025
Added to Database
January 20, 2026
Notes
YC Fall 2025; active; team size 2; collects ~1B tokens/week of expert tool-use data from IMO Golds, PhDs, and full-time quant researchers (Point72).