Show HN: Cost.dev (YC W21) – making agents cost-aware and cheaper to call (cost.dev) AI

Show HN for Infracost Dev (YC W21) promotes an AI coding-agent/IDE feature that makes infrastructure-as-code changes cost-aware by providing real-time, region- and SKU-accurate pricing across AWS, Azure, and Google Cloud, plus tools for cost tradeoffs, FinOps best-practice nudges, and automated tagging-policy fixes via a single PR.