Since we originally built Claude Code as an internal tool, we've...
cat@_catwu
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Jun 05, 2025
~1 min read
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Since we originally built Claude Code as an internal tool, we've heard a ton of questions about how our teams use it at Anthropic.
Here’s an inside look on how our teams—from product engineering, to growth marketing, to legal—use Claude Code:
Here’s an inside look on how our teams—from product engineering, to growth marketing, to legal—use Claude Code:
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1/ Data scientists build production apps
Our Data Science team built a 5,000-line React dashboard for visualizing ML model performance despite knowing "very little JavaScript."
Claude Code created the entire application from scratch.
Our Data Science team built a 5,000-line React dashboard for visualizing ML model performance despite knowing "very little JavaScript."
Claude Code created the entire application from scratch.
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2/ Infrastructure teams doing faster security reviews
For infra changes, the Security team feeds Terraform plans to Claude Code and asks: "What's this change going to do?”
Quick analysis of infrastructure changes means faster security approvals & no more developer bottlenecks.
For infra changes, the Security team feeds Terraform plans to Claude Code and asks: "What's this change going to do?”
Quick analysis of infrastructure changes means faster security approvals & no more developer bottlenecks.
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3/ Growth marketers automating Google Ads
Growth Marketing automated their Google Ads workflow: Claude Code processes CSVs with hundreds of ads, identifies underperformers, and generates new variations within character limits.
Growth Marketing automated their Google Ads workflow: Claude Code processes CSVs with hundreds of ads, identifies underperformers, and generates new variations within character limits.
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4/ Designers shipping code directly
Product Design now implements visual changes & state management updates themselves.
Complex projects that took a week of coordination now happen in two 30-min calls. "Claude Code is open 80% of the time alongside Figma."
Product Design now implements visual changes & state management updates themselves.
Complex projects that took a week of coordination now happen in two 30-min calls. "Claude Code is open 80% of the time alongside Figma."
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5/ Finance teams automating workflows
Finance staff with zero coding experience write plain text files describing their data workflows.
Claude Code executes everything: queries dashboards, runs analysis, produces Excel outputs.
Finance staff with zero coding experience write plain text files describing their data workflows.
Claude Code executes everything: queries dashboards, runs analysis, produces Excel outputs.
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6/ Meta: Claude Code building Claude Code
My team asked Claude Code to build Vim key bindings for itself. Claude autonomously implemented ~70% of the feature. We reviewed and refined the final 30%.
My team asked Claude Code to build Vim key bindings for itself. Claude autonomously implemented ~70% of the feature. We reviewed and refined the final 30%.
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Read the full deep dive to see how teams across all of Anthropic use Claude Code: clau.de/how-anthropic-…
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And, if you’d like to try out some of these ideas yourself, you can now try Claude Code with the Pro plan!
Get it here: claude.ai/code
Get it here: claude.ai/code
