Anthropic Faces 10x Price Gap Compared to GPT-6 Luna

Claude Haiku 4.5 remains significantly more expensive than OpenAI's Luna, costing $1/$5 per million tokens compared to Luna's $0.10/$0.50. This pricing disparity, combined with a 10x difference in cache read costs, creates a major barrier for agentic workflows that rely on high-volume small model calls.