[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"compare-claude-haiku-45-vs-claude-opus-5":3},{"modelA":4,"modelB":9,"categories":13,"faq":53,"winsA":66,"winsB":67,"relatedArticles":68,"otherComparisons":88},{"name":5,"provider":6,"pricing":7,"highlights":8},"Claude Haiku 4.5","Anthropic","$0.8\u002F$4","Fastest Claude, cheapest tier",{"name":10,"provider":6,"pricing":11,"highlights":12},"Claude Opus 5","$15\u002F$75","Anthropic’s newest flagship model, positioned as near top-tier performance at roughly half the price of its predecessor.",[14,18,22,28,33,38,42,45,49],{"key":15,"label":16,"valueA":6,"valueB":6,"winner":17},"provider","Provider","tie",{"key":19,"label":20,"valueA":21,"valueB":21,"winner":17},"context","Context Window","200K",{"key":23,"label":24,"valueA":25,"valueB":26,"winner":27},"pricingInput","Input Price ($\u002F1M)","$0.8","$15","a",{"key":29,"label":30,"valueA":31,"valueB":32,"winner":27},"pricingOutput","Output Price ($\u002F1M)","$4","$75",{"key":34,"label":35,"valueA":36,"valueB":37,"winner":27},"arena","Arena ELO","1290","N\u002FA",{"key":39,"label":40,"valueA":41,"valueB":37,"winner":17},"coding","Coding","unknown",{"key":43,"label":44,"valueA":41,"valueB":37,"winner":17},"reasoning","Reasoning",{"key":46,"label":47,"valueA":48,"valueB":37,"winner":27},"speed","Speed (tokens\u002Fsec)","~120 t\u002Fs",{"key":50,"label":51,"valueA":52,"valueB":52,"winner":17},"openSource","Open Source","No",[54,57,60,63],{"question":55,"answer":56},"Which is cheaper, Claude Haiku 4.5 or Claude Opus 5?","Claude Haiku 4.5 is approximately 95% cheaper than Claude Opus 5 per million tokens.",{"question":58,"answer":59},"Which is better for coding, Claude Haiku 4.5 or Claude Opus 5?","Claude Haiku 4.5 scores unknown on coding benchmarks, while Claude Opus 5 scores N\u002FA.",{"question":61,"answer":62},"Which has a larger context window?","Claude Haiku 4.5 supports 200K context, while Claude Opus 5 supports 200K.",{"question":64,"answer":65},"Is Claude Haiku 4.5 or Claude Opus 5 open source?","Claude Haiku 4.5 is proprietary. Claude Opus 5 is proprietary.",4,0,[69,73,76,79,82,85],{"slug":70,"title":71,"language":72},"claude-voice-mode-more-work-in-chat-en","Claude voice mode now does more work in chat","en",{"slug":74,"title":75,"language":72},"claude-opus-5-undercuts-fable-5-price-en","Claude Opus 5 undercuts Fable 5 on price",{"slug":77,"title":78,"language":72},"claude-code-terminal-workflow-template-en","Claude Code turns chat into terminal work",{"slug":80,"title":81,"language":72},"anthropic-extends-claude-fable-access-after-gpt56-en","Anthropic extends Claude Fable access after GPT-5.6",{"slug":83,"title":84,"language":72},"claude-j-space-is-not-consciousness-en","Claude's J-space is not consciousness, but it matters",{"slug":86,"title":87,"language":72},"claude-code-mcp-setup-real-tools-en","Claude Code MCP setup that connects real tools",[89,94,99,104,109,114,119,124],{"slugA":90,"labelA":91,"slugB":92,"labelB":93},"claude-haiku-45-vs-claude-opus-45","Claude Haiku 4.5 vs Claude Opus 4.5","claude-opus-45-vs-claude-opus-5","Claude Opus 5 vs Claude Opus 4.5",{"slugA":95,"labelA":96,"slugB":97,"labelB":98},"claude-haiku-45-vs-llama-4-scout","Claude Haiku 4.5 vs Llama 4 Scout","claude-opus-5-vs-llama-4-scout","Claude Opus 5 vs Llama 4 Scout",{"slugA":100,"labelA":101,"slugB":102,"labelB":103},"claude-haiku-45-vs-qwen-36","Claude Haiku 4.5 vs Qwen 3.6","claude-opus-5-vs-qwen-36","Claude Opus 5 vs Qwen 3.6",{"slugA":105,"labelA":106,"slugB":107,"labelB":108},"claude-haiku-45-vs-kimi-k27-code","Claude Haiku 4.5 vs Kimi K2.7 Code","claude-opus-5-vs-kimi-k27-code","Claude Opus 5 vs Kimi K2.7 Code",{"slugA":110,"labelA":111,"slugB":112,"labelB":113},"claude-haiku-45-vs-llama-4-maverick","Claude Haiku 4.5 vs Llama 4 Maverick","claude-opus-5-vs-llama-4-maverick","Claude Opus 5 vs Llama 4 Maverick",{"slugA":115,"labelA":116,"slugB":117,"labelB":118},"claude-haiku-45-vs-gpt-53-codex","Claude Haiku 4.5 vs GPT-5.3-Codex","claude-opus-5-vs-gpt-53-codex","Claude Opus 5 vs GPT-5.3-Codex",{"slugA":120,"labelA":121,"slugB":122,"labelB":123},"claude-haiku-45-vs-gemma-4","Claude Haiku 4.5 vs Gemma 4","claude-opus-5-vs-gemma-4","Claude Opus 5 vs Gemma 4",{"slugA":125,"labelA":126,"slugB":127,"labelB":128},"claude-haiku-45-vs-gpt-4o","Claude Haiku 4.5 vs GPT-4o","claude-opus-5-vs-gpt-4o","Claude Opus 5 vs GPT-4o"]