– Garry Tan, Y Combinator CEO, argues Markdown qualifies as code by encoding AI workflows, prompts, and processes in files that direct LLMs, as exemplified in his gstack tool for Claude Code setups.




– The post’s image critiques GitHub’s prompt-based assumptions versus traditional engineering, highlighting LLM-driven evaluation infrastructure as a scalable alternative to stack traces and unit tests.

– Replies underscore practical shifts, like storing product specs and agent instructions in Git for PR reviews and CI validation, enabling teams to iterate 2x faster as AI and documentation co-evolve.

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