[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"compare-claude-opus-5-vs-gpt-54":3},{"modelA":4,"modelB":9,"categories":14,"faq":54,"winsA":67,"winsB":68,"relatedArticles":69,"otherComparisons":89},{"name":5,"provider":6,"pricing":7,"highlights":8},"Claude Opus 5","Anthropic","$15\u002F$75","Anthropic’s newest flagship model, positioned as near top-tier performance at roughly half the price of its predecessor.",{"name":10,"provider":11,"pricing":12,"highlights":13},"GPT-5.4","OpenAI","$2.50\u002F$15","Unifies Codex + GPT; 1M context; built-in computer use",[15,19,25,30,34,39,43,46,50],{"key":16,"label":17,"valueA":6,"valueB":11,"winner":18},"provider","Provider","tie",{"key":20,"label":21,"valueA":22,"valueB":23,"winner":24},"context","Context Window","200K","1M","b",{"key":26,"label":27,"valueA":28,"valueB":29,"winner":24},"pricingInput","Input Price ($\u002F1M)","$15","$2.5",{"key":31,"label":32,"valueA":33,"valueB":28,"winner":24},"pricingOutput","Output Price ($\u002F1M)","$75",{"key":35,"label":36,"valueA":37,"valueB":38,"winner":24},"arena","Arena ELO","N\u002FA","1560",{"key":40,"label":41,"valueA":37,"valueB":42,"winner":18},"coding","Coding","unknown",{"key":44,"label":45,"valueA":37,"valueB":42,"winner":18},"reasoning","Reasoning",{"key":47,"label":48,"valueA":37,"valueB":49,"winner":24},"speed","Speed (tokens\u002Fsec)","~50 t\u002Fs",{"key":51,"label":52,"valueA":53,"valueB":53,"winner":18},"openSource","Open Source","No",[55,58,61,64],{"question":56,"answer":57},"Which is cheaper, Claude Opus 5 or GPT-5.4?","GPT-5.4 is approximately 81% cheaper than Claude Opus 5 per million tokens.",{"question":59,"answer":60},"Which is better for coding, Claude Opus 5 or GPT-5.4?","Claude Opus 5 scores N\u002FA on coding benchmarks, while GPT-5.4 scores unknown.",{"question":62,"answer":63},"Which has a larger context window?","Claude Opus 5 supports 200K context, while GPT-5.4 supports 1M.",{"question":65,"answer":66},"Is Claude Opus 5 or GPT-5.4 open source?","Claude Opus 5 is proprietary. GPT-5.4 is proprietary.",0,5,[70,74,77,80,83,86],{"slug":71,"title":72,"language":73},"claude-voice-mode-more-work-in-chat-en","Claude voice mode now does more work in chat","en",{"slug":75,"title":76,"language":73},"claude-opus-5-undercuts-fable-5-price-en","Claude Opus 5 undercuts Fable 5 on price",{"slug":78,"title":79,"language":73},"claude-code-terminal-workflow-template-en","Claude Code turns chat into terminal work",{"slug":81,"title":82,"language":73},"anthropic-extends-claude-fable-access-after-gpt56-en","Anthropic extends Claude Fable access after GPT-5.6",{"slug":84,"title":85,"language":73},"claude-j-space-is-not-consciousness-en","Claude's J-space is not consciousness, but it matters",{"slug":87,"title":88,"language":73},"claude-code-mcp-setup-real-tools-en","Claude Code MCP setup that connects real tools",[90,95,100,105,110,115,120,125],{"slugA":91,"labelA":92,"slugB":93,"labelB":94},"claude-opus-45-vs-claude-opus-5","Claude Opus 5 vs Claude Opus 4.5","claude-opus-45-vs-gpt-54","GPT-5.4 vs Claude Opus 4.5",{"slugA":96,"labelA":97,"slugB":98,"labelB":99},"claude-opus-5-vs-llama-4-scout","Claude Opus 5 vs Llama 4 Scout","gpt-54-vs-llama-4-scout","GPT-5.4 vs Llama 4 Scout",{"slugA":101,"labelA":102,"slugB":103,"labelB":104},"claude-haiku-45-vs-claude-opus-5","Claude Opus 5 vs Claude Haiku 4.5","claude-haiku-45-vs-gpt-54","GPT-5.4 vs Claude Haiku 4.5",{"slugA":106,"labelA":107,"slugB":108,"labelB":109},"claude-opus-5-vs-qwen-36","Claude Opus 5 vs Qwen 3.6","gpt-54-vs-qwen-36","GPT-5.4 vs Qwen 3.6",{"slugA":111,"labelA":112,"slugB":113,"labelB":114},"claude-opus-5-vs-kimi-k27-code","Claude Opus 5 vs Kimi K2.7 Code","gpt-54-vs-kimi-k27-code","GPT-5.4 vs Kimi K2.7 Code",{"slugA":116,"labelA":117,"slugB":118,"labelB":119},"claude-opus-5-vs-llama-4-maverick","Claude Opus 5 vs Llama 4 Maverick","gpt-54-vs-llama-4-maverick","GPT-5.4 vs Llama 4 Maverick",{"slugA":121,"labelA":122,"slugB":123,"labelB":124},"claude-opus-5-vs-gpt-53-codex","Claude Opus 5 vs GPT-5.3-Codex","gpt-53-codex-vs-gpt-54","GPT-5.4 vs GPT-5.3-Codex",{"slugA":126,"labelA":127,"slugB":128,"labelB":129},"claude-opus-5-vs-gemma-4","Claude Opus 5 vs Gemma 4","gemma-4-vs-gpt-54","GPT-5.4 vs Gemma 4"]