[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"compare-claude-fable-5-vs-o3":3},{"modelA":4,"modelB":9,"categories":14,"faq":55,"winsA":68,"winsB":69,"relatedArticles":70,"otherComparisons":90},{"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},"o3","OpenAI","$10\u002F$40","Strongest OpenAI reasoning model",[15,19,25,29,35,40,44,47,51],{"key":16,"label":17,"valueA":6,"valueB":11,"winner":18},"provider","Provider","tie",{"key":20,"label":21,"valueA":22,"valueB":23,"winner":24},"context","Context Window","1M","200K","a",{"key":26,"label":27,"valueA":28,"valueB":28,"winner":18},"pricingInput","Input Price ($\u002F1M)","$10",{"key":30,"label":31,"valueA":32,"valueB":33,"winner":34},"pricingOutput","Output Price ($\u002F1M)","$50","$40","b",{"key":36,"label":37,"valueA":38,"valueB":39,"winner":34},"arena","Arena ELO","N\u002FA","1400",{"key":41,"label":42,"valueA":38,"valueB":43,"winner":18},"coding","Coding","unknown",{"key":45,"label":46,"valueA":38,"valueB":43,"winner":18},"reasoning","Reasoning",{"key":48,"label":49,"valueA":38,"valueB":50,"winner":34},"speed","Speed (tokens\u002Fsec)","~30 t\u002Fs",{"key":52,"label":53,"valueA":54,"valueB":54,"winner":18},"openSource","Open Source","No",[56,59,62,65],{"question":57,"answer":58},"Which is cheaper, Claude Fable 5 or o3?","o3 is approximately 17% cheaper than Claude Fable 5 per million tokens.",{"question":60,"answer":61},"Which is better for coding, Claude Fable 5 or o3?","Claude Fable 5 scores N\u002FA on coding benchmarks, while o3 scores unknown.",{"question":63,"answer":64},"Which has a larger context window?","Claude Fable 5 supports 1M context, while o3 supports 200K.",{"question":66,"answer":67},"Is Claude Fable 5 or o3 open source?","Claude Fable 5 is proprietary. o3 is proprietary.",1,3,[71,75,78,81,84,87],{"slug":72,"title":73,"language":74},"claude-fable-5-crypto-attacks-en","Claude Fable 5 could speed up crypto attacks","en",{"slug":76,"title":77,"language":74},"fable-5-claude-code-like-coworker-en","Fable 5 让 Claude Code 更像真同事",{"slug":79,"title":80,"language":74},"claude-code-cursor-copilot-2026-ai-agents-en","Claude Code, Cursor, and Copilot set the 2026 bar",{"slug":82,"title":83,"language":74},"anthropic-claude-design-partner-risk-en","Anthropic’s Claude Design launch exposed partner risk",{"slug":85,"title":86,"language":74},"dxc-anthropic-claude-mission-critical-ops-en","DXC and Anthropic turn Claude into ops",{"slug":88,"title":89,"language":74},"anthropic-tcs-claude-enterprise-deployments-en","Anthropic and TCS expand Claude enterprise deployments",[91,96,101,106,111,116,121,126],{"slugA":92,"labelA":93,"slugB":94,"labelB":95},"claude-fable-5-vs-claude-opus-45","Claude Fable 5 vs Claude Opus 4.5","claude-opus-45-vs-o3","o3 vs Claude Opus 4.5",{"slugA":97,"labelA":98,"slugB":99,"labelB":100},"claude-fable-5-vs-llama-4-scout","Claude Fable 5 vs Llama 4 Scout","llama-4-scout-vs-o3","o3 vs Llama 4 Scout",{"slugA":102,"labelA":103,"slugB":104,"labelB":105},"claude-fable-5-vs-claude-sonnet-46","Claude Fable 5 vs Claude Sonnet 4.6","claude-sonnet-46-vs-o3","o3 vs Claude Sonnet 4.6",{"slugA":107,"labelA":108,"slugB":109,"labelB":110},"claude-fable-5-vs-claude-haiku-45","Claude Fable 5 vs Claude Haiku 4.5","claude-haiku-45-vs-o3","o3 vs Claude Haiku 4.5",{"slugA":112,"labelA":113,"slugB":114,"labelB":115},"claude-fable-5-vs-gpt-4o","Claude Fable 5 vs GPT-4o","gpt-4o-vs-o3","o3 vs GPT-4o",{"slugA":117,"labelA":118,"slugB":119,"labelB":120},"claude-fable-5-vs-deepseek-r1","Claude Fable 5 vs DeepSeek R1","deepseek-r1-vs-o3","o3 vs DeepSeek R1",{"slugA":122,"labelA":123,"slugB":124,"labelB":125},"claude-fable-5-vs-claude-opus-46","Claude Fable 5 vs Claude Opus 4.6","claude-opus-46-vs-o3","o3 vs Claude Opus 4.6",{"slugA":127,"labelA":128,"slugB":129,"labelB":130},"claude-fable-5-vs-deepseek-v32","Claude Fable 5 vs DeepSeek V3.2","deepseek-v32-vs-o3","o3 vs DeepSeek V3.2"]