TLDR Tech / Practical
Anthropic Replaces Git With Custom Scion Version Control
Facing challenges with AI-generated code causing 30,000 daily merges, Anthropic developed an internal version control system named Scion. The company successfully migrated its entire monorepo from git to Scion within five months. Scion was designed with continuous client connectivity in mind, featuring a centralized server, horizontal scalability, server-side commits, and sparse checkouts, drastically reducing CPU and memory usage by 200x compared to their previous git setup and cutting CI code checkout times from minutes to seconds.
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