[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"compare-gpt-4o-vs-longcat-20":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},"GPT-4o","OpenAI","$2.5\u002F$10","Legacy but still available; superseded by GPT-5 family",{"name":10,"provider":11,"pricing":12,"highlights":13},"LongCat-2.0","Meituan","$0\u002F$0","Open-sourced in recent news as a new large model release, but reliable public API pricing was not available.",[15,19,23,29,33,37,41,45,49],{"key":16,"label":17,"valueA":6,"valueB":11,"winner":18},"provider","Provider","tie",{"key":20,"label":21,"valueA":22,"valueB":22,"winner":18},"context","Context Window","128K",{"key":24,"label":25,"valueA":26,"valueB":27,"winner":28},"pricingInput","Input Price ($\u002F1M)","$2.5","N\u002FA","a",{"key":30,"label":31,"valueA":32,"valueB":27,"winner":28},"pricingOutput","Output Price ($\u002F1M)","$10",{"key":34,"label":35,"valueA":36,"valueB":27,"winner":28},"arena","Arena ELO","1340",{"key":38,"label":39,"valueA":40,"valueB":27,"winner":18},"coding","Coding","30.8% SWE-bench",{"key":42,"label":43,"valueA":44,"valueB":27,"winner":18},"reasoning","Reasoning","unknown",{"key":46,"label":47,"valueA":48,"valueB":27,"winner":28},"speed","Speed (tokens\u002Fsec)","~100 t\u002Fs",{"key":50,"label":51,"valueA":52,"valueB":53,"winner":18},"openSource","Open Source","No","Yes",[55,58,61],{"question":56,"answer":57},"Which is better for coding, GPT-4o or LongCat-2.0?","GPT-4o scores 30.8% SWE-bench on coding benchmarks, while LongCat-2.0 scores N\u002FA.",{"question":59,"answer":60},"Which has a larger context window?","GPT-4o supports 128K context, while LongCat-2.0 supports 128K.",{"question":62,"answer":63},"Is GPT-4o or LongCat-2.0 open source?","GPT-4o is proprietary. LongCat-2.0 is open source.",4,0,[],[68,73,78,83,88,93,98,103],{"slugA":69,"labelA":70,"slugB":71,"labelB":72},"claude-opus-45-vs-gpt-4o","GPT-4o vs Claude Opus 4.5","claude-opus-45-vs-longcat-20","LongCat-2.0 vs Claude Opus 4.5",{"slugA":74,"labelA":75,"slugB":76,"labelB":77},"gpt-4o-vs-llama-4-scout","GPT-4o vs Llama 4 Scout","llama-4-scout-vs-longcat-20","LongCat-2.0 vs Llama 4 Scout",{"slugA":79,"labelA":80,"slugB":81,"labelB":82},"claude-sonnet-46-vs-gpt-4o","GPT-4o vs Claude Sonnet 4.6","claude-sonnet-46-vs-longcat-20","LongCat-2.0 vs Claude Sonnet 4.6",{"slugA":84,"labelA":85,"slugB":86,"labelB":87},"claude-haiku-45-vs-gpt-4o","GPT-4o vs Claude Haiku 4.5","claude-haiku-45-vs-longcat-20","LongCat-2.0 vs Claude Haiku 4.5",{"slugA":89,"labelA":90,"slugB":91,"labelB":92},"gpt-4o-vs-qwen-36","GPT-4o vs Qwen 3.6","longcat-20-vs-qwen-36","LongCat-2.0 vs Qwen 3.6",{"slugA":94,"labelA":95,"slugB":96,"labelB":97},"claude-fable-5-vs-gpt-4o","GPT-4o vs Claude Fable 5","claude-fable-5-vs-longcat-20","LongCat-2.0 vs Claude Fable 5",{"slugA":99,"labelA":100,"slugB":101,"labelB":102},"gpt-4o-vs-kimi-k27-code","GPT-4o vs Kimi K2.7 Code","kimi-k27-code-vs-longcat-20","LongCat-2.0 vs Kimi K2.7 Code",{"slugA":104,"labelA":105,"slugB":106,"labelB":107},"deepseek-v4-flash-vs-gpt-4o","GPT-4o vs DeepSeek V4 Flash","deepseek-v4-flash-vs-longcat-20","LongCat-2.0 vs DeepSeek V4 Flash"]