[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"compare-deepseek-v4-flash-0731-vs-o3":3},{"modelA":4,"modelB":9,"categories":14,"faq":54,"winsA":64,"winsB":65,"relatedArticles":66,"otherComparisons":67},{"name":5,"provider":6,"pricing":7,"highlights":8},"DeepSeek-V4-Flash-0731","DeepSeek","$0.00\u002F$0.00","An MIT-licensed MoE model with major agentic and coding gains, outperforming DeepSeek V4-Pro (Preview) on several benchmarks.",{"name":10,"provider":11,"pricing":12,"highlights":13},"o3","OpenAI","$10\u002F$40","Strongest OpenAI reasoning model",[15,19,25,30,34,38,42,45,49],{"key":16,"label":17,"valueA":6,"valueB":11,"winner":18},"provider","Provider","tie",{"key":20,"label":21,"valueA":22,"valueB":23,"winner":24},"context","Context Window","uncertain","200K","b",{"key":26,"label":27,"valueA":28,"valueB":29,"winner":24},"pricingInput","Input Price ($\u002F1M)","N\u002FA","$10",{"key":31,"label":32,"valueA":28,"valueB":33,"winner":24},"pricingOutput","Output Price ($\u002F1M)","$40",{"key":35,"label":36,"valueA":28,"valueB":37,"winner":24},"arena","Arena ELO","1350",{"key":39,"label":40,"valueA":28,"valueB":41,"winner":18},"coding","Coding","unknown",{"key":43,"label":44,"valueA":28,"valueB":41,"winner":18},"reasoning","Reasoning",{"key":46,"label":47,"valueA":28,"valueB":48,"winner":24},"speed","Speed (tokens\u002Fsec)","~30 t\u002Fs",{"key":50,"label":51,"valueA":52,"valueB":53,"winner":18},"openSource","Open Source","Yes","No",[55,58,61],{"question":56,"answer":57},"Which is better for coding, DeepSeek-V4-Flash-0731 or o3?","DeepSeek-V4-Flash-0731 scores N\u002FA on coding benchmarks, while o3 scores unknown.",{"question":59,"answer":60},"Which has a larger context window?","DeepSeek-V4-Flash-0731 supports uncertain context, while o3 supports 200K.",{"question":62,"answer":63},"Is DeepSeek-V4-Flash-0731 or o3 open source?","DeepSeek-V4-Flash-0731 is open source. o3 is proprietary.",0,5,[],[68,73,78,83,88,93,98,103],{"slugA":69,"labelA":70,"slugB":71,"labelB":72},"claude-opus-45-vs-deepseek-v4-flash-0731","DeepSeek-V4-Flash-0731 vs Claude Opus 4.5","claude-opus-45-vs-o3","o3 vs Claude Opus 4.5",{"slugA":74,"labelA":75,"slugB":76,"labelB":77},"deepseek-v4-flash-0731-vs-llama-4-scout","DeepSeek-V4-Flash-0731 vs Llama 4 Scout","llama-4-scout-vs-o3","o3 vs Llama 4 Scout",{"slugA":79,"labelA":80,"slugB":81,"labelB":82},"claude-haiku-45-vs-deepseek-v4-flash-0731","DeepSeek-V4-Flash-0731 vs Claude Haiku 4.5","claude-haiku-45-vs-o3","o3 vs Claude Haiku 4.5",{"slugA":84,"labelA":85,"slugB":86,"labelB":87},"deepseek-v4-flash-0731-vs-qwen-36","DeepSeek-V4-Flash-0731 vs Qwen 3.6","o3-vs-qwen-36","o3 vs Qwen 3.6",{"slugA":89,"labelA":90,"slugB":91,"labelB":92},"deepseek-v4-flash-0731-vs-kimi-k27-code","DeepSeek-V4-Flash-0731 vs Kimi K2.7 Code","kimi-k27-code-vs-o3","o3 vs Kimi K2.7 Code",{"slugA":94,"labelA":95,"slugB":96,"labelB":97},"deepseek-v4-flash-0731-vs-minimax-h3","DeepSeek-V4-Flash-0731 vs MiniMax H3","minimax-h3-vs-o3","o3 vs MiniMax H3",{"slugA":99,"labelA":100,"slugB":101,"labelB":102},"deepseek-v4-flash-0731-vs-llama-4-maverick","DeepSeek-V4-Flash-0731 vs Llama 4 Maverick","llama-4-maverick-vs-o3","o3 vs Llama 4 Maverick",{"slugA":104,"labelA":105,"slugB":106,"labelB":107},"deepseek-v4-flash-0731-vs-gpt-53-codex","DeepSeek-V4-Flash-0731 vs GPT-5.3-Codex","gpt-53-codex-vs-o3","o3 vs GPT-5.3-Codex"]