DAG Testing Skill

Use af commands to test, debug, and fix DAGs in iterative cycles.

Running the CLI

Run all af commands using uvx (no installation required):

uvx --from astro-airflow-mcp@latest af <command>

Throughout this document, af is shorthand for uvx --from astro-airflow-mcp@latest af.

FIRST ACTION: Just Trigger the DAG

When the user asks to test a DAG, your FIRST AND ONLY action should be: