Benchmark Windmill's workflow-as-code against 6 competitors: Temporal, Inngest, Restate, Kestra, Prefect, and Airflow. Each platform runs an equivalent 3-step sequential workflow with inline step execution. Measures cold start, single-execution latency (median + P95), throughput, and per-step overhead. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>