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Mara Kiefer

Senior Research Engineer

Posts by this author

GitHub Copilot

Improving token efficiency in GitHub Agentic Workflows

Agentic workflows that run on every pull request can quietly accumulate large API bills. Here’s how we instrumented our own production workflows, found the inefficiencies, and built agents to fix them.

Landon Cox, Mara KieferMay 7, 2026

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