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Anthropic builds in-house source control after merge volume outgrows git

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Anthropic says its merge volume rose from about 2,500 code changes per day in May to more than 30,000 per day in September, which outpaced developer infrastructure built for human-scale work. The company says it built a new version control system and fully migrated its monorepo from git in five months.

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The post explains why Anthropic's merge volume outgrew its developer tooling and how the team replaced git for its monorepo, which is useful context for teams facing similar scaling limits.

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New on our Engineering blog: Creating in-house source control.

In May, we merged around 2,500 code changes per day. In September, we merged more than 30,000 per day. As a result, we became bottlenecked by developer infrastructure built for human (rather than agent) scale.

Here, we share how we built a new version control system—and fully migrated our monorepo from git—in five months: https://www.anthropic.com/engineering/redesigning-source-control

Source: Anthropic · x.comPublished · added here