DeepSeek V4 $0.42 vs Claude Opus 4.7 $15: 71x API cost arbitrage for quant workflows（传闻梳理）
DeepSeek V4 $0.42 vs Claude Opus 4.7 $15: 71x API cost arbitrage for quant workflows（传闻梳理）
Direct AI API gateway. Claude, GPT-5, Gemini, DeepSeek — one key, no VPN needed.