Anthropic's Scion inspired by Mononoke
The gist
Mononoke's creator says Anthropic's new Scion version control system closely mirrors Mononoke's design.
The dispute is about crediting prior art as LLM-assisted design spreads open-source ideas.
How it unfolded
- 2017 -18Mononoke, the source control server built for Facebook, used the concept of 'derived data'.
- 2022The author, who helped build Mononoke, described the 'derived data' concept in Oxide candidate materials.
- Oct 13, 2026Anthropic described how its new version control system, Scion, uses 'derived data' to make operations like blames more efficient.