[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"compare-claude-fable-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 Fable 5","Anthropic","$10\u002F$50","Anthropic’s newly released flagship Claude model, positioned for high-end reasoning and long-context agentic work.",{"name":10,"provider":11,"pricing":12,"highlights":13},"GPT-5.4","OpenAI","$3\u002F$15","Unifies Codex + GPT; 1M context; built-in computer use",[15,19,23,29,34,39,43,46,50],{"key":16,"label":17,"valueA":6,"valueB":11,"winner":18},"provider","Provider","tie",{"key":20,"label":21,"valueA":22,"valueB":22,"winner":18},"context","Context Window","1M",{"key":24,"label":25,"valueA":26,"valueB":27,"winner":28},"pricingInput","Input Price ($\u002F1M)","$10","$3","b",{"key":30,"label":31,"valueA":32,"valueB":33,"winner":28},"pricingOutput","Output Price ($\u002F1M)","$50","$15",{"key":35,"label":36,"valueA":37,"valueB":38,"winner":28},"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":28},"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 Fable 5 or GPT-5.4?","GPT-5.4 is approximately 70% cheaper than Claude Fable 5 per million tokens.",{"question":59,"answer":60},"Which is better for coding, Claude Fable 5 or GPT-5.4?","Claude Fable 5 scores N\u002FA on coding benchmarks, while GPT-5.4 scores unknown.",{"question":62,"answer":63},"Which has a larger context window?","Claude Fable 5 supports 1M context, while GPT-5.4 supports 1M.",{"question":65,"answer":66},"Is Claude Fable 5 or GPT-5.4 open source?","Claude Fable 5 is proprietary. GPT-5.4 is proprietary.",0,4,[70,74,77,80,83,86],{"slug":71,"title":72,"language":73},"claude-fable-5-crypto-attacks-en","Claude Fable 5 could speed up crypto attacks","en",{"slug":75,"title":76,"language":73},"gpt-5-4-thinkng-pro-mini-nano-release-en","GPT-5.4 lands with Pro, Thinking, mini, nano",{"slug":78,"title":79,"language":73},"fable-5-claude-code-like-coworker-en","Fable 5 让 Claude Code 更像真同事",{"slug":81,"title":82,"language":73},"claude-code-cursor-copilot-2026-ai-agents-en","Claude Code, Cursor, and Copilot set the 2026 bar",{"slug":84,"title":85,"language":73},"anthropic-claude-design-partner-risk-en","Anthropic’s Claude Design launch exposed partner risk",{"slug":87,"title":88,"language":73},"dxc-anthropic-claude-mission-critical-ops-en","DXC and Anthropic turn Claude into ops",[90,95,100,105,110,115,120,125],{"slugA":91,"labelA":92,"slugB":93,"labelB":94},"claude-fable-5-vs-claude-opus-45","Claude Fable 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-fable-5-vs-llama-4-scout","Claude Fable 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-fable-5-vs-claude-sonnet-46","Claude Fable 5 vs Claude Sonnet 4.6","claude-sonnet-46-vs-gpt-54","GPT-5.4 vs Claude Sonnet 4.6",{"slugA":106,"labelA":107,"slugB":108,"labelB":109},"claude-fable-5-vs-claude-haiku-45","Claude Fable 5 vs Claude Haiku 4.5","claude-haiku-45-vs-gpt-54","GPT-5.4 vs Claude Haiku 4.5",{"slugA":111,"labelA":112,"slugB":113,"labelB":114},"claude-fable-5-vs-gpt-4o","Claude Fable 5 vs GPT-4o","gpt-4o-vs-gpt-54","GPT-5.4 vs GPT-4o",{"slugA":116,"labelA":117,"slugB":118,"labelB":119},"claude-fable-5-vs-deepseek-r1","Claude Fable 5 vs DeepSeek R1","deepseek-r1-vs-gpt-54","GPT-5.4 vs DeepSeek R1",{"slugA":121,"labelA":122,"slugB":123,"labelB":124},"claude-fable-5-vs-claude-opus-46","Claude Fable 5 vs Claude Opus 4.6","claude-opus-46-vs-gpt-54","GPT-5.4 vs Claude Opus 4.6",{"slugA":126,"labelA":127,"slugB":128,"labelB":129},"claude-fable-5-vs-deepseek-v32","Claude Fable 5 vs DeepSeek V3.2","deepseek-v32-vs-gpt-54","GPT-5.4 vs DeepSeek V3.2"]