[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"compare-claude-sonnet-46-vs-deepseek-v4":3},{"modelA":4,"modelB":9,"categories":14,"faq":58,"winsA":71,"winsB":72,"relatedArticles":73,"otherComparisons":93},{"name":5,"provider":6,"pricing":7,"highlights":8},"Claude Sonnet 4.6","Anthropic","$3\u002F$15","Best value frontier; beats Opus 4.5 in 59% head-to-head",{"name":10,"provider":11,"pricing":12,"highlights":13},"DeepSeek V4","DeepSeek","$0.435\u002F$0.87","A cost-focused DeepSeek release that recent leaderboards describe as a strong value option for reasoning and general use.",[15,19,25,31,36,41,45,49,53],{"key":16,"label":17,"valueA":6,"valueB":11,"winner":18},"provider","Provider","tie",{"key":20,"label":21,"valueA":22,"valueB":23,"winner":24},"context","Context Window","1M","128K","a",{"key":26,"label":27,"valueA":28,"valueB":29,"winner":30},"pricingInput","Input Price ($\u002F1M)","$3","$0.435","b",{"key":32,"label":33,"valueA":34,"valueB":35,"winner":30},"pricingOutput","Output Price ($\u002F1M)","$15","$0.87",{"key":37,"label":38,"valueA":39,"valueB":40,"winner":24},"arena","Arena ELO","1440","N\u002FA",{"key":42,"label":43,"valueA":44,"valueB":40,"winner":18},"coding","Coding","79.6% SWE-bench",{"key":46,"label":47,"valueA":48,"valueB":40,"winner":18},"reasoning","Reasoning","72.5% OSWorld",{"key":50,"label":51,"valueA":52,"valueB":40,"winner":24},"speed","Speed (tokens\u002Fsec)","~80 t\u002Fs",{"key":54,"label":55,"valueA":56,"valueB":57,"winner":18},"openSource","Open Source","No","Yes",[59,62,65,68],{"question":60,"answer":61},"Which is cheaper, Claude Sonnet 4.6 or DeepSeek V4?","DeepSeek V4 is approximately 93% cheaper than Claude Sonnet 4.6 per million tokens.",{"question":63,"answer":64},"Which is better for coding, Claude Sonnet 4.6 or DeepSeek V4?","Claude Sonnet 4.6 scores 79.6% SWE-bench on coding benchmarks, while DeepSeek V4 scores N\u002FA.",{"question":66,"answer":67},"Which has a larger context window?","Claude Sonnet 4.6 supports 1M context, while DeepSeek V4 supports 128K.",{"question":69,"answer":70},"Is Claude Sonnet 4.6 or DeepSeek V4 open source?","Claude Sonnet 4.6 is proprietary. DeepSeek V4 is open source.",3,2,[74,78,81,84,87,90],{"slug":75,"title":76,"language":77},"anthropic-extends-claude-fable-access-after-gpt56-en","Anthropic extends Claude Fable access after GPT-5.6","en",{"slug":79,"title":80,"language":77},"claude-j-space-is-not-consciousness-en","Claude's J-space is not consciousness, but it matters",{"slug":82,"title":83,"language":77},"claude-code-mcp-setup-real-tools-en","Claude Code MCP setup that connects real tools",{"slug":85,"title":86,"language":77},"claude-reflect-turns-usage-into-retention-en","Claude Reflect turns usage into retention",{"slug":88,"title":89,"language":77},"claude-code-backdoor-scare-real-risks-en","Claude Code’s backdoor scare points to 4 real risks",{"slug":91,"title":92,"language":77},"anthropic-claude-skills-agent-toolkit-en","Anthropic’s Claude Skills define the new agent toolkit",[94,99,104,109,114,119,124,129],{"slugA":95,"labelA":96,"slugB":97,"labelB":98},"claude-opus-45-vs-claude-sonnet-46","Claude Sonnet 4.6 vs Claude Opus 4.5","claude-opus-45-vs-deepseek-v4","DeepSeek V4 vs Claude Opus 4.5",{"slugA":100,"labelA":101,"slugB":102,"labelB":103},"claude-sonnet-46-vs-llama-4-scout","Claude Sonnet 4.6 vs Llama 4 Scout","deepseek-v4-vs-llama-4-scout","DeepSeek V4 vs Llama 4 Scout",{"slugA":105,"labelA":106,"slugB":107,"labelB":108},"claude-haiku-45-vs-claude-sonnet-46","Claude Sonnet 4.6 vs Claude Haiku 4.5","claude-haiku-45-vs-deepseek-v4","DeepSeek V4 vs Claude Haiku 4.5",{"slugA":110,"labelA":111,"slugB":112,"labelB":113},"claude-sonnet-46-vs-qwen-36","Claude Sonnet 4.6 vs Qwen 3.6","deepseek-v4-vs-qwen-36","DeepSeek V4 vs Qwen 3.6",{"slugA":115,"labelA":116,"slugB":117,"labelB":118},"claude-fable-5-vs-claude-sonnet-46","Claude Sonnet 4.6 vs Claude Fable 5","claude-fable-5-vs-deepseek-v4","DeepSeek V4 vs Claude Fable 5",{"slugA":120,"labelA":121,"slugB":122,"labelB":123},"claude-sonnet-46-vs-kimi-k27-code","Claude Sonnet 4.6 vs Kimi K2.7 Code","deepseek-v4-vs-kimi-k27-code","DeepSeek V4 vs Kimi K2.7 Code",{"slugA":125,"labelA":126,"slugB":127,"labelB":128},"claude-sonnet-46-vs-deepseek-v4-flash","Claude Sonnet 4.6 vs DeepSeek V4 Flash","deepseek-v4-vs-deepseek-v4-flash","DeepSeek V4 vs DeepSeek V4 Flash",{"slugA":130,"labelA":131,"slugB":132,"labelB":133},"claude-sonnet-46-vs-gpt-56-luna","Claude Sonnet 4.6 vs GPT-5.6 Luna","deepseek-v4-vs-gpt-56-luna","DeepSeek V4 vs GPT-5.6 Luna"]