[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"compare-deepseek-v4-flash-vs-o3":3},{"modelA":4,"modelB":9,"categories":14,"faq":57,"winsA":70,"winsB":71,"relatedArticles":72,"otherComparisons":89},{"name":5,"provider":6,"pricing":7,"highlights":8},"DeepSeek V4 Flash","DeepSeek","$0.14\u002F$0.28","Low-cost DeepSeek variant cited in 2026 token-cost comparisons as a budget option for fast inference.",{"name":10,"provider":11,"pricing":12,"highlights":13},"o3","OpenAI","$10\u002F$40","Strongest OpenAI reasoning model",[15,19,25,31,36,41,45,48,52],{"key":16,"label":17,"valueA":6,"valueB":11,"winner":18},"provider","Provider","tie",{"key":20,"label":21,"valueA":22,"valueB":23,"winner":24},"context","Context Window","128K","200K","b",{"key":26,"label":27,"valueA":28,"valueB":29,"winner":30},"pricingInput","Input Price ($\u002F1M)","$0.14","$10","a",{"key":32,"label":33,"valueA":34,"valueB":35,"winner":30},"pricingOutput","Output Price ($\u002F1M)","$0.28","$40",{"key":37,"label":38,"valueA":39,"valueB":40,"winner":24},"arena","Arena ELO","N\u002FA","1422",{"key":42,"label":43,"valueA":39,"valueB":44,"winner":18},"coding","Coding","unknown",{"key":46,"label":47,"valueA":39,"valueB":44,"winner":18},"reasoning","Reasoning",{"key":49,"label":50,"valueA":39,"valueB":51,"winner":24},"speed","Speed (tokens\u002Fsec)","~30 t\u002Fs",{"key":53,"label":54,"valueA":55,"valueB":56,"winner":18},"openSource","Open Source","Yes","No",[58,61,64,67],{"question":59,"answer":60},"Which is cheaper, DeepSeek V4 Flash or o3?","DeepSeek V4 Flash is approximately 99% cheaper than o3 per million tokens.",{"question":62,"answer":63},"Which is better for coding, DeepSeek V4 Flash or o3?","DeepSeek V4 Flash scores N\u002FA on coding benchmarks, while o3 scores unknown.",{"question":65,"answer":66},"Which has a larger context window?","DeepSeek V4 Flash supports 128K context, while o3 supports 200K.",{"question":68,"answer":69},"Is DeepSeek V4 Flash or o3 open source?","DeepSeek V4 Flash is open source. o3 is proprietary.",2,3,[73,77,80,83,86],{"slug":74,"title":75,"language":76},"5-steps-connect-codex-with-deepseek-en","5 steps to connect Codex with DeepSeek","en",{"slug":78,"title":79,"language":76},"why-claude-code-should-use-deepseek-v4-for-1m-context-en","Why Claude Code Should Use DeepSeek v4 for 1M Context",{"slug":81,"title":82,"language":76},"why-deepseek-v4-plus-claude-code-is-the-wrong-way-to-judge-c-en","Why DeepSeek V4 plus Claude Code is the wrong way to judge coding mod…",{"slug":84,"title":85,"language":76},"will-nvidia-stock-recover-after-deepseek-en","Will NVIDIA Stock Recover After DeepSeek?",{"slug":87,"title":88,"language":76},"nvidia-b300-vs-h200-deepseek-perf-en","NVIDIA B300 vs H200: Specs and DeepSeek Perf",[90,95,100,105,110,115,120,125],{"slugA":91,"labelA":92,"slugB":93,"labelB":94},"claude-opus-45-vs-deepseek-v4-flash","DeepSeek V4 Flash vs Claude Opus 4.5","claude-opus-45-vs-o3","o3 vs Claude Opus 4.5",{"slugA":96,"labelA":97,"slugB":98,"labelB":99},"deepseek-v4-flash-vs-llama-4-scout","DeepSeek V4 Flash vs Llama 4 Scout","llama-4-scout-vs-o3","o3 vs Llama 4 Scout",{"slugA":101,"labelA":102,"slugB":103,"labelB":104},"claude-sonnet-46-vs-deepseek-v4-flash","DeepSeek V4 Flash vs Claude Sonnet 4.6","claude-sonnet-46-vs-o3","o3 vs Claude Sonnet 4.6",{"slugA":106,"labelA":107,"slugB":108,"labelB":109},"claude-haiku-45-vs-deepseek-v4-flash","DeepSeek V4 Flash vs Claude Haiku 4.5","claude-haiku-45-vs-o3","o3 vs Claude Haiku 4.5",{"slugA":111,"labelA":112,"slugB":113,"labelB":114},"deepseek-v4-flash-vs-glm-52","DeepSeek V4 Flash vs GLM-5.2","glm-52-vs-o3","o3 vs GLM-5.2",{"slugA":116,"labelA":117,"slugB":118,"labelB":119},"deepseek-v4-flash-vs-qwen-36","DeepSeek V4 Flash vs Qwen 3.6","o3-vs-qwen-36","o3 vs Qwen 3.6",{"slugA":121,"labelA":122,"slugB":123,"labelB":124},"deepseek-v4-flash-vs-gpt-4o","DeepSeek V4 Flash vs GPT-4o","gpt-4o-vs-o3","o3 vs GPT-4o",{"slugA":126,"labelA":127,"slugB":128,"labelB":129},"deepseek-r1-vs-deepseek-v4-flash","DeepSeek V4 Flash vs DeepSeek R1","deepseek-r1-vs-o3","o3 vs DeepSeek R1"]