{"id":1923,"date":"2026-03-27T13:30:45","date_gmt":"2026-03-27T04:30:45","guid":{"rendered":"https:\/\/jinrai.co.jp\/blog\/2026\/03\/27\/claude-opus-vs-sonnet\/"},"modified":"2026-04-23T10:36:37","modified_gmt":"2026-04-23T01:36:37","slug":"claude-opus-vs-sonnet","status":"publish","type":"post","link":"https:\/\/jinrai.co.jp\/en\/blog\/2026\/03\/27\/claude-opus-vs-sonnet\/","title":{"rendered":"Claude Opus vs Sonnet\uff5c\u9055\u3044\u3068\u4f7f\u3044\u5206\u3051\u57fa\u6e96"},"content":{"rendered":"<div style=\"background:#faf8f5;border:1px solid #e0d6cc;border-radius:10px;padding:16px 20px;margin:0 0 24px;\">\n<p style=\"margin:0 0 6px;font-size:.82rem;font-weight:700;color:#c49a6c;\">\ud83d\udcd6 \u3053\u306e\u8a18\u4e8b\u306e\u4f4d\u7f6e\u3065\u3051<\/p>\n<div style=\"background:#f0f7ff; border:1px solid #bfdbfe; border-radius:8px; padding:16px; margin:20px 0;\">\n<p style=\"font-weight:bold; color:#1e40af; font-size:.85rem; margin:0 0 6px;\">\ud83d\udcce \u516c\u5f0f\u60c5\u5831<\/p>\n<p style=\"font-size:.82rem; line-height:1.8; margin:0;\"><a href=\"https:\/\/claude.ai\" target=\"_blank\" rel=\"noopener\">Claude\u516c\u5f0f\u30b5\u30a4\u30c8<\/a><\/p>\n<\/div>\n<p style=\"margin:0;font-size:.85rem;color:#555;line-height:1.7;\">\u672c\u8a18\u4e8b\u3067\u306f<strong>Opus\u3068Sonnet\u306e\u4f7f\u3044\u5206\u3051\u57fa\u6e96<\/strong>\u3092\u6bd4\u8f03\u89e3\u8aac\u3057\u307e\u3059\u3002Claude 4.6\u3067\u8ffd\u52a0\u3055\u308c\u305f\u65b0\u6a5f\u80fd\uff08100\u4e07\u30c8\u30fc\u30af\u30f3\u6a19\u6e96\u5316\u30fb300K\u51fa\u529b\u7b49\uff09\u306e\u8a73\u7d30\u306f<a href=\"\/en\/blog\/claude-opus-sonnet-4-6-new-features\/\">Claude Opus\/Sonnet 4.6\u306e\u65b0\u6a5f\u80fd\u307e\u3068\u3081<\/a>\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002<\/p>\n<\/div>\n<p>Claude\u306b\u306f\u6027\u80fd\u306e\u7570\u306a\u308b\u8907\u6570\u306e\u30e2\u30c7\u30eb\u304c\u3042\u308a\u307e\u3059\u30022026\u5e743\u6708\u6642\u70b9\u306e\u6700\u65b0\u306fOpus 4.6\uff08\u6700\u4e0a\u4f4d\u30fb\u6700\u9ad8\u7cbe\u5ea6\uff09\u3068Sonnet 4.6\uff08\u30d0\u30e9\u30f3\u30b9\u578b\u30fb\u9ad8\u30b3\u30b9\u30d1\uff09\u306e2\u3064\u3067\u3059\u3002\u300c\u3069\u3061\u3089\u3092\u4f7f\u3048\u3070\u3044\u3044\u304b\u300d\u306f\u6700\u3082\u591a\u3044\u8cea\u554f\u306e\u4e00\u3064\u3067\u3059\u304c\u3001\u7d50\u8ad6\u306f\u660e\u5feb\u3067\u3059\u3002\u65e5\u5e38\u696d\u52d9\u306e90\u30d1\u30fc\u30bb\u30f3\u30c8\u4ee5\u4e0a\u306fSonnet\u3067\u5341\u5206\u3001Opus\u306f\u300c\u6df1\u304f\u8003\u3048\u308b\u5fc5\u8981\u304c\u3042\u308b\u7279\u5225\u306a\u30bf\u30b9\u30af\u300d\u5c02\u7528\u3067\u3059\u3002\u672c\u8a18\u4e8b\u3067\u306f\u4e21\u8005\u306e\u6027\u80fd\u5dee\u3092\u5177\u4f53\u7684\u306a\u30bf\u30b9\u30af\u3067\u691c\u8a3c\u3057\u3001\u4f7f\u3044\u5206\u3051\u306e\u660e\u78ba\u306a\u57fa\u6e96\u3092\u63d0\u793a\u3057\u307e\u3059\u3002<\/p>\n<div style=\"background:linear-gradient(135deg,#faf8f5,#f5f0ea);border-left:4px solid #c49a6c;border-radius:0 10px 10px 0;padding:16px 20px;margin:24px 0;\">\n<p style=\"font-weight:700;font-size:.82rem;color:#c49a6c;margin:0 0 6px;\">\ud83d\udca1 \u3053\u306e\u8a18\u4e8b\u306e\u30dd\u30a4\u30f3\u30c8<\/p>\n<p style=\"font-size:.88rem;line-height:1.9;margin:0;\">\ud83d\udcd6 \u3053\u306e\u8a18\u4e8b\u306e\u4f4d\u7f6e\u3065\u3051\u672c\u8a18\u4e8b\u3067\u306fOpus\u3068Sonnet\u306e\u4f7f\u3044\u5206\u3051\u57fa\u6e96\u3092\u6bd4\u8f03\u89e3\u8aac\u3057\u307e\u3059\u3002Claude 4.6\u3067\u8ffd\u52a0\u3055\u308c\u305f\u65b0\u6a5f\u80fd\uff08100\u4e07\u30c8\u30fc\u30af\u30f3\u6a19\u6e96\u5316\u30fb300K\u51fa\u529b\u7b49\uff09\u306e\u8a73\u7d30\u306fClaude Opus\/Sonnet 4.6\u306e\u65b0\u6a5f\u80fd\u307e\u3068\u3081\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002<\/p>\n<\/div>\n<h2>Opus 4.6\u306e\u5f37\u307f\u2014\u2014\u300c\u6df1\u304f\u8003\u3048\u308b\u529b\u300d<\/h2>\n<p>Opus 4.6\u306fClaude\u306e\u6700\u4e0a\u4f4d\u30e2\u30c7\u30eb\u3067\u3001\u8907\u96d1\u306a\u591a\u6bb5\u968e\u63a8\u8ad6\u3001\u9577\u6587\u306e\u4e00\u8cab\u6027\u7dad\u6301\u3001\u9ad8\u5ea6\u306a\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u3001\u5b66\u8853\u7684\u306a\u5206\u6790\u3067\u6700\u9ad8\u306e\u7cbe\u5ea6\u3092\u767a\u63ee\u3057\u307e\u3059\u3002Opus\u304c\u672c\u5f53\u306b\u529b\u3092\u767a\u63ee\u3059\u308b\u306e\u306f\u300c\u7b54\u3048\u304c1\u3064\u3067\u306f\u306a\u3044\u554f\u984c\u3092\u591a\u9762\u7684\u306b\u691c\u8a0e\u3059\u308b\u300d\u5834\u9762\u3067\u3059\u3002<\/p>\n<p>\u305f\u3068\u3048\u3070100\u30da\u30fc\u30b8\u306e\u5951\u7d04\u66f8\u3092\u8aad\u307f\u8fbc\u307e\u305b\u3066\u300c\u30ea\u30b9\u30af\u6761\u9805\u3092\u7db2\u7f85\u7684\u306b\u62bd\u51fa\u3057\u3001\u5404\u6761\u9805\u306e\u30ea\u30b9\u30af\u30ec\u30d9\u30eb\u3068\u5bfe\u7b56\u6848\u3092\u307e\u3068\u3081\u3066\u300d\u3068\u4f9d\u983c\u3057\u305f\u5834\u5408\u3001Sonnet\u306f\u4e3b\u8981\u306a\u30ea\u30b9\u30af\u30925\u301c7\u500b\u5217\u6319\u3057\u3066\u7d42\u308f\u308a\u307e\u3059\u304c\u3001Opus\u306f\u6761\u9805\u9593\u306e\u77db\u76fe\uff08\u300c\u7b2c3\u6761\u306e\u514d\u8cac\u3068\u7b2c8\u6761\u306e\u640d\u5bb3\u8ce0\u511f\u304c\u6574\u5408\u3057\u306a\u3044\u300d\u7b49\uff09\u307e\u3067\u691c\u51fa\u3057\u300115\u301c20\u500b\u306e\u30ea\u30b9\u30af\u3092\u4f53\u7cfb\u7684\u306b\u6574\u7406\u3057\u307e\u3059\u3002<\/p>\n<p>\u3082\u30461\u3064\u306e\u4f8b\u3068\u3057\u3066\u300c\u5f53\u793e\uff08\u5f93\u696d\u54e150\u540d\u306eSaaS\u4f01\u696d\uff09\u304c\u30de\u30a4\u30af\u30ed\u30b5\u30fc\u30d3\u30b9\u3068\u30e2\u30ce\u30ea\u30b9\u306e\u3069\u3061\u3089\u3092\u63a1\u7528\u3059\u3079\u304d\u304b\u3001\u30c1\u30fc\u30e0\u306e\u30b9\u30ad\u30eb\u30bb\u30c3\u30c8\u30fb\u958b\u767a\u901f\u5ea6\u30fb\u904b\u7528\u30b3\u30b9\u30c8\u30fb\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\u306e\u89b3\u70b9\u3067\u5206\u6790\u3057\u3066\u300d\u306e\u3088\u3046\u306a\u591a\u9762\u7684\u306a\u5224\u65ad\u30bf\u30b9\u30af\u3067\u306f\u3001Sonnet\u304c\u5404\u89b3\u70b9\u3092\u4e26\u5217\u306b\u8ad6\u3058\u308b\u306e\u306b\u5bfe\u3057\u3001Opus\u306f\u300c\u77ed\u671f\uff08\u534a\u5e74\u4ee5\u5185\uff09\u306f\u30e2\u30ce\u30ea\u30b9\u304c\u6709\u5229\u3060\u304c\u3001\u30e6\u30fc\u30b6\u30fc\u6570\u304c1\u4e07\u3092\u8d85\u3048\u308b\u6bb5\u968e\u3067\u79fb\u884c\u30b3\u30b9\u30c8\u304c\u767a\u751f\u3059\u308b\u3002\u30c1\u30fc\u30e0\u306bKubernetes\u904b\u7528\u7d4c\u9a13\u8005\u304c\u3044\u306a\u3044\u73fe\u72b6\u3092\u8003\u616e\u3059\u308b\u3068\u2026\u2026\u300d\u306e\u3088\u3046\u306b\u6761\u4ef6\u306e\u7d44\u307f\u5408\u308f\u305b\u3092\u8e0f\u307e\u3048\u305f\u6bb5\u968e\u7684\u306a\u7d50\u8ad6\u3092\u5c0e\u304d\u307e\u3059\u3002<\/p>\n<p>\u305f\u3060\u3057Opus\u306b\u306f\u30c8\u30ec\u30fc\u30c9\u30aa\u30d5\u304c\u3042\u308a\u307e\u3059\u3002\u5fdc\u7b54\u901f\u5ea6\u304cSonnet\u3088\u308a\u9045\u3044\uff08\u7279\u306b<a href=\"\/en\/blog\/claude-opus-sonnet-4-6-new-features\/\">Extended Thinking<\/a>\u3092\u6709\u52b9\u306b\u3057\u305f\u5834\u5408\uff09\u3053\u3068\u3001<a href=\"\/en\/blog\/2026\/03\/27\/claude-api-pricing\/\">API\u5229\u7528\u6642<\/a>\u306e\u5358\u4fa1\u304cSonnet\u306e\u6570\u500d\u3067\u3042\u308b\u3053\u3068\u3001Pro\u4ee5\u4e0a\u306e\u6709\u6599\u30d7\u30e9\u30f3\u3067\u3057\u304b\u4f7f\u3048\u306a\u3044\u3053\u3068\u3067\u3059\u3002<\/p>\n<h2>Sonnet 4.6\u306e\u5f37\u307f\u2014\u2014\u300c\u901f\u304f\u3066\u5341\u5206\u306b\u8ce2\u3044\u300d<\/h2>\n<p>Sonnet 4.6\u306f2026\u5e742\u6708\u306b\u30ea\u30ea\u30fc\u30b9\u3055\u308c\u305f\u6700\u65b0\u306e\u30d0\u30e9\u30f3\u30b9\u578b\u30e2\u30c7\u30eb\u3067\u3059\u3002\u30d9\u30f3\u30c1\u30de\u30fc\u30af\u3067\u306fGemini 3 Pro\u3092\u4e0a\u56de\u308b\u6027\u80fd\u304c\u5831\u544a\u3055\u308c\u3066\u304a\u308a\u3001\u300c\u30d0\u30e9\u30f3\u30b9\u578b\u300d\u3068\u547c\u3076\u306b\u306f\u9ad8\u6027\u80fd\u3059\u304e\u308b\u30e2\u30c7\u30eb\u3067\u3059\u3002Opus\u306b\u8feb\u308b\u7cbe\u5ea6\u3092\u6301\u3061\u306a\u304c\u3089\u5fdc\u7b54\u901f\u5ea6\u306fOpus\u3088\u308a\u901f\u304f\u3001\u30b3\u30b9\u30c8\u3082\u5927\u5e45\u306b\u4f4e\u3044\u2014\u2014\u5927\u534a\u306e\u30e6\u30fc\u30b6\u30fc\u306b\u3068\u3063\u3066Sonnet\u304c\u30e1\u30a4\u30f3\u30e2\u30c7\u30eb\u3067\u3059\u3002<\/p>\n<p>\u7121\u6599\u7248\u3067\u3082\u5229\u7528\u53ef\u80fd\u3067\u3001<a href=\"\/en\/blog\/2026\/03\/26\/what-is-claude-code\/\">Claude Code<\/a>\u3067\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u30e2\u30c7\u30eb\u3068\u3057\u3066\u3082\u5b9f\u7528\u7684\u3067\u3059\u3002\u6700\u5927100\u4e07\u30c8\u30fc\u30af\u30f3\u306e\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u30a6\u30a3\u30f3\u30c9\u30a6\uff08\u30d9\u30fc\u30bf\uff09\u306b\u5bfe\u5fdc\u3057\u3066\u304a\u308a\u3001\u9577\u6587\u51e6\u7406\u80fd\u529b\u3082\u30d3\u30b8\u30cd\u30b9\u7528\u9014\u3067\u306f\u5341\u5206\u3067\u3059\u3002<\/p>\n<div style=\"background:#faf8f5; border:1px solid #e0d6cc; border-radius:14px; padding:28px 24px; margin:40px 0; display:flex; gap:20px; align-items:flex-start;\">\n<div style=\"flex-shrink:0; width:48px; height:48px; background:linear-gradient(135deg,#c49a6c,#d4aa7c); border-radius:12px; display:flex; align-items:center; justify-content:center;\"><svg width=\"24\" height=\"24\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"#fff\" stroke-width=\"2\"><path d=\"M14 2H6a2 2 0 00-2 2v16a2 2 0 002 2h12a2 2 0 002-2V8z\"\/><polyline points=\"14 2 14 8 20 8\"\/><line x1=\"16\" y1=\"13\" x2=\"8\" y2=\"13\"\/><line x1=\"16\" y1=\"17\" x2=\"8\" y2=\"17\"\/><polyline points=\"10 9 9 9 8 9\"\/><\/svg><\/div>\n<div style=\"flex:1; min-width:0;\">\n<p style=\"font-size:1rem; font-weight:700; color:#1a1a1a; margin:0 0 6px; line-height:1.5;\">Claude\u6d3b\u7528\u30d7\u30ed\u30f3\u30d7\u30c8\u96c650\u9078\uff08\u7121\u6599PDF\uff09<\/p>\n<p style=\"font-size:.85rem; color:#555; line-height:1.8; margin:0 0 14px;\">\u30e1\u30fc\u30eb\u4f5c\u6210\u30fb\u30c7\u30fc\u30bf\u5206\u6790\u30fb\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u2026\u3059\u3050\u4f7f\u3048\u308b\u5b9f\u8df5\u30d7\u30ed\u30f3\u30d7\u30c850\u500b\u30921\u518a\u306b\u307e\u3068\u3081\u307e\u3057\u305f\u3002\u3010\u3011\u3092\u66f8\u304d\u63db\u3048\u308b\u3060\u3051\u3067\u305d\u306e\u307e\u307e\u4f7f\u3048\u307e\u3059\u3002<\/p>\n<p><a href=\"https:\/\/jinrai.co.jp\/en\/download-claude-prompts\/\" style=\"display:inline-block; background:#c49a6c; color:#fff; font-size:.88rem; font-weight:700; padding:10px 28px; border-radius:60px; text-decoration:none;\">\u7121\u6599\u3067\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3059\u308b \u2192<\/a><\/div>\n<\/div>\n<h2>\u30bf\u30b9\u30af\u5225\u306e\u4f7f\u3044\u5206\u3051\u2014\u2014\u5177\u4f53\u7684\u306b\u3069\u3053\u3067\u5dee\u304c\u51fa\u308b\u304b<\/h2>\n<h3>Sonnet\u3067\u5341\u5206\u306a\u30bf\u30b9\u30af\uff08\u65e5\u5e38\u696d\u52d9\u306e90\u30d1\u30fc\u30bb\u30f3\u30c8\u4ee5\u4e0a\uff09<\/h3>\n<p>\u30e1\u30fc\u30eb\u306e\u4f5c\u6210\u30fb\u8fd4\u4fe1\u30c9\u30e9\u30d5\u30c8\u3002<a href=\"\/en\/blog\/claude-meeting-minutes\/\">\u4f1a\u8b70\u30e1\u30e2\u306e\u8981\u7d04\u30fb\u8b70\u4e8b\u9332\u4f5c\u6210<\/a>\u3002<a href=\"\/en\/blog\/claude-blog-seo-writing\/\">\u30d6\u30ed\u30b0\u8a18\u4e8b<\/a>\u3084SNS\u6295\u7a3f\u306e\u57f7\u7b46\u3002\u4e00\u822c\u7684\u306a\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\uff08API\u5b9f\u88c5\u3001\u30d0\u30b0\u4fee\u6b63\u3001\u30c6\u30b9\u30c8\u751f\u6210\uff09\u3002CSV\/Excel\u306e<a href=\"\/en\/blog\/claude-data-analysis\/\">\u30c7\u30fc\u30bf\u5206\u6790<\/a>\u3002<a href=\"\/en\/blog\/claude-translation-quality\/\">\u7ffb\u8a33<\/a>\u30fb\u30ea\u30e9\u30a4\u30c8\u3002\u30d3\u30b8\u30cd\u30b9\u6587\u66f8\u306e\u30c9\u30e9\u30d5\u30c8\uff08<a href=\"\/en\/blog\/claude-proposal-writing\/\">\u4f01\u753b\u66f8\u30fb\u63d0\u6848\u66f8<\/a>\u542b\u3080\uff09\u3002<a href=\"\/en\/blog\/2026\/03\/28\/claude-prompt-templates\/\">\u30d7\u30ed\u30f3\u30d7\u30c8<\/a>\u306e\u8a2d\u8a08\u3068\u6539\u5584\u3002\u7af6\u5408\u30ea\u30b5\u30fc\u30c1\u306e\u6574\u7406\u3002FAQ\u306e\u4f5c\u6210\u3002\u3053\u308c\u3089\u306e\u30bf\u30b9\u30af\u3067Opus\u306b\u5207\u308a\u66ff\u3048\u3066\u3082\u54c1\u8cea\u5dee\u3092\u5b9f\u611f\u3059\u308b\u3053\u3068\u306f\u307b\u307c\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<h3>Opus\u3092\u4f7f\u3046\u3079\u304d\u30bf\u30b9\u30af\uff08\u7cbe\u5ea6\u304c\u6700\u512a\u5148\u306e\u5834\u9762\uff09<\/h3>\n<p>\u6cd5\u5f8b\u6587\u66f8\u306e\u591a\u89d2\u7684\u5206\u6790\uff08\u5951\u7d04\u66f8\u306e\u30ea\u30b9\u30af\u62bd\u51fa\u3001\u6761\u9805\u9593\u306e\u6574\u5408\u6027\u30c1\u30a7\u30c3\u30af\uff09\u3002\u9ad8\u5ea6\u306a\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306e\u8a2d\u8a08\u3084\u30b7\u30b9\u30c6\u30e0\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306e\u610f\u601d\u6c7a\u5b9a\u3002\u5b66\u8853\u8ad6\u6587\u306e\u6279\u5224\u7684\u30ec\u30d3\u30e5\u30fc\u3002\u975e\u5e38\u306b\u8907\u96d1\u306a\u591a\u6bb5\u968e\u63a8\u8ad6\uff08\u8907\u6570\u306e\u524d\u63d0\u6761\u4ef6\u3092\u7d44\u307f\u5408\u308f\u305b\u305f\u7d50\u8ad6\u5c0e\u51fa\uff09\u3002\u30ad\u30e3\u30c3\u30c1\u30b3\u30d4\u30fc\u3084\u30b9\u30d4\u30fc\u30c1\u539f\u7a3f\u306e\u6700\u7d42\u6c7a\u5b9a\u7a3f\uff08\u6700\u9ad8\u54c1\u8cea\u306e\u5275\u9020\u6027\u304c\u6c42\u3081\u3089\u308c\u308b\u5834\u9762\uff09\u3002100\u30da\u30fc\u30b8\u8d85\u306e\u6587\u66f8\u3092\u5168\u4f53\u306b\u308f\u305f\u3063\u3066\u4e00\u8cab\u3057\u305f\u5206\u6790\u3092\u3059\u308b\u5834\u5408\u3002\u3053\u308c\u3089\u306e\u30bf\u30b9\u30af\u3067\u306fOpus\u3068Sonnet\u3067\u660e\u78ba\u306a\u54c1\u8cea\u5dee\u304c\u51fa\u307e\u3059\u3002<\/p>\n<h3>Haiku 4.5\u2014\u2014\u30b3\u30b9\u30c8\u6700\u512a\u5148\u306e\u7b2c3\u306e\u9078\u629e\u80a2<\/h3>\n<p>Haiku\u306f\u6700\u8efd\u91cf\u30fb\u6700\u901f\u30fb\u6700\u5b89\u306e\u30e2\u30c7\u30eb\u3067\u3059\u3002\u7cbe\u5ea6\u3088\u308a\u3082\u30b9\u30d4\u30fc\u30c9\u3068\u30b3\u30b9\u30c8\u3092\u6700\u512a\u5148\u3059\u308b\u5834\u9762\u306b\u7279\u5316\u3057\u3066\u3044\u307e\u3059\u3002<a href=\"\/en\/blog\/2026\/03\/27\/claude-api-pricing\/\">API<\/a>\u3067\u6570\u5343\u4ef6\u306e\u30c6\u30ad\u30b9\u30c8\u5206\u985e\u3092\u4e00\u62ec\u51e6\u7406\u3059\u308b\u3001\u30c1\u30e3\u30c3\u30c8\u30dc\u30c3\u30c8\u306e\u521d\u671f\u5fdc\u7b54\u3092\u9ad8\u901f\u306b\u8fd4\u3059\u3001\u30c7\u30fc\u30bf\u306e\u524d\u51e6\u7406\u3084\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u5909\u63db\u3092\u5927\u91cf\u306b\u884c\u3046\u2014\u2014\u3053\u306e\u3088\u3046\u306a\u300c\u8efd\u3044\u51e6\u7406\u3092\u5927\u91cf\u306b\u300d\u306e\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u304c\u4e3b\u6226\u5834\u3067\u3059\u3002\u65e5\u5e38\u306e\u30c1\u30e3\u30c3\u30c8\u3067\u610f\u8b58\u7684\u306bHaiku\u3092\u9078\u3076\u5834\u9762\u306f\u5c11\u306a\u304f\u3001\u4e3b\u306bAPI\u5229\u7528\u8005\u5411\u3051\u306e\u30e2\u30c7\u30eb\u3067\u3059\u3002<\/p>\n<h2>\u5b9f\u969b\u306e\u5207\u308a\u66ff\u3048\u65b9\u6cd5<\/h2>\n<p>claude.ai\u306e\u30c1\u30e3\u30c3\u30c8\u753b\u9762\u3067\u306f\u30e1\u30c3\u30bb\u30fc\u30b8\u5165\u529b\u6b04\u306e\u5de6\u306b\u30e2\u30c7\u30eb\u9078\u629e\u30c9\u30ed\u30c3\u30d7\u30c0\u30a6\u30f3\u304c\u3042\u308a\u3001Opus\/Sonnet\/Haiku\u3092\u30ef\u30f3\u30af\u30ea\u30c3\u30af\u3067\u5207\u308a\u66ff\u3048\u3089\u308c\u307e\u3059\u30021\u3064\u306e\u4f1a\u8a71\u306e\u9014\u4e2d\u3067\u3082\u5207\u308a\u66ff\u3048\u53ef\u80fd\u306a\u306e\u3067\u3001\u300c\u3053\u3053\u307e\u3067\u306fSonnet\u3067\u9032\u3081\u3066\u3001\u6b21\u306e\u8907\u96d1\u306a\u5206\u6790\u3060\u3051Opus\u306b\u5207\u308a\u66ff\u3048\u308b\u300d\u3068\u3044\u3046\u4f7f\u3044\u65b9\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p><a href=\"\/en\/blog\/2026\/03\/27\/claude-api-pricing\/\">API\u5229\u7528<\/a>\u306e\u5834\u5408\u306f\u30ea\u30af\u30a8\u30b9\u30c8\u3054\u3068\u306bmodel\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u6307\u5b9a\u3059\u308b\u3060\u3051\u3067\u3059\u3002\u30bf\u30b9\u30af\u306e\u8907\u96d1\u3055\u306b\u5fdc\u3058\u3066Haiku\u2192Sonnet\u2192Opus\u3092\u81ea\u52d5\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u3059\u308b\u30b7\u30b9\u30c6\u30e0\u3092\u69cb\u7bc9\u3059\u308c\u3070\u3001\u54c1\u8cea\u3092\u7dad\u6301\u3057\u306a\u304c\u3089\u30b3\u30b9\u30c8\u3092\u6700\u9069\u5316\u3067\u304d\u307e\u3059\u3002<\/p>\n<h2>\u30b3\u30b9\u30c8\u9762\u306e\u6bd4\u8f03<\/h2>\n<p>claude.ai\u306e\u30c1\u30e3\u30c3\u30c8UI\uff08Pro\/Max\u30d7\u30e9\u30f3\uff09\u3067\u306f\u30e2\u30c7\u30eb\u306b\u3088\u3063\u3066\u5229\u7528\u67a0\u306e\u6d88\u8cbb\u91cf\u304c\u7570\u306a\u308a\u307e\u3059\u3002Opus\u306f\u6700\u3082\u30c8\u30fc\u30af\u30f3\u3092\u6d88\u8cbb\u3059\u308b\u305f\u3081\u3001Opus\u3070\u304b\u308a\u4f7f\u3063\u3066\u3044\u308b\u3068<a href=\"\/en\/blog\/claude-usage-limits\/\">\u5229\u7528\u5236\u9650<\/a>\u306b\u65e9\u304f\u5230\u9054\u3057\u307e\u3059\u3002\u300c\u65e5\u5e38\u306fSonnet\u3001\u3053\u3053\u305e\u3068\u3044\u3046\u5834\u9762\u3060\u3051Opus\u300d\u3068\u3044\u3046\u4f7f\u3044\u5206\u3051\u306f\u3001\u54c1\u8cea\u3060\u3051\u3067\u306a\u304f\u5229\u7528\u67a0\u306e\u7bc0\u7d04\u306b\u3082\u76f4\u7d50\u3057\u307e\u3059\u3002<\/p>\n<p>API\u5229\u7528\u3067\u306fOpus\u306e\u5165\u51fa\u529b\u5358\u4fa1\u304cSonnet\u306e\u6570\u500d\u3067\u3059\u3002\u5168\u51e6\u7406\u3092Opus\u3067\u884c\u3046\u306e\u3068\u3001Sonnet\u4e2d\u5fc3\uff0b\u8981\u6240\u306e\u307fOpus\u3067\u884c\u3046\u306e\u3067\u306f\u3001\u6708\u984d\u30b3\u30b9\u30c8\u304c3\u301c5\u500d\u5909\u308f\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002<a href=\"\/en\/blog\/2026\/03\/27\/claude-api-pricing\/\">API\u6599\u91d1\u306e\u8a73\u7d30<\/a>\u3068<a href=\"\/en\/blog\/2026\/03\/27\/claude-pricing-plans\/\">\u30d7\u30e9\u30f3\u6bd4\u8f03<\/a>\u3082\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h2>\u5b9f\u52d9\u3067\u306e\u5224\u65ad\u30d5\u30ed\u30fc\u30c1\u30e3\u30fc\u30c8<\/h2>\n<p>\u300c\u3069\u3061\u3089\u306e\u30e2\u30c7\u30eb\u3092\u4f7f\u3046\u3079\u304d\u304b\u300d\u3092\u8ff7\u3063\u305f\u3068\u304d\u306e\u7c21\u6613\u5224\u65ad\u30d5\u30ed\u30fc\u3067\u3059\u3002<\/p>\n<p>\u307e\u305a\u300c\u3053\u306e\u30bf\u30b9\u30af\u306f\u8907\u96d1\u306a\u591a\u6bb5\u968e\u63a8\u8ad6\u3092\u5fc5\u8981\u3068\u3059\u308b\u304b\uff1f\u300d\u2014\u2014No \u2192 Sonnet\u3002Yes \u2192 \u6b21\u306e\u8cea\u554f\u3078\u3002\u300c\u51fa\u529b\u306e\u54c1\u8cea\u5dee\u304c\u5b9f\u52d9\u306b\u5f71\u97ff\u3059\u308b\u304b\uff1f\uff08\u5951\u7d04\u66f8\u5206\u6790\u3001\u91cd\u8981\u306a\u610f\u601d\u6c7a\u5b9a\u8cc7\u6599\u7b49\uff09\u300d\u2014\u2014No \u2192 Sonnet\u3002Yes \u2192 Opus\u3002\u300c<a href=\"\/en\/blog\/claude-max-plan\/\">Max\u30d7\u30e9\u30f3<\/a>\u306e\u5229\u7528\u67a0\u306b\u4f59\u88d5\u304c\u3042\u308b\u304b\uff1f\u300d\u2014\u2014\u4f59\u88d5\u3042\u308a \u2192 Opus\u3002\u67a0\u3092\u7bc0\u7d04\u3057\u305f\u3044 \u2192 Sonnet\u3002<\/p>\n<p>\u3053\u306e\u30d5\u30ed\u30fc\u3067\u5224\u65ad\u3059\u308b\u3068\u3001\u65e5\u5e38\u696d\u52d9\u306e8\u301c9\u5272\u306fSonnet\u3067\u5341\u5206\u3067\u3042\u308a\u3001Opus\u304c\u771f\u306b\u5fc5\u8981\u306a\u5834\u9762\u306f1\u301c2\u5272\u7a0b\u5ea6\u306b\u7d5e\u3089\u308c\u307e\u3059\u3002\u300c\u8ff7\u3063\u305f\u3089Sonnet\u300d\u304c\u5b9f\u52d9\u4e0a\u306e\u6b63\u89e3\u3067\u3059\u3002<\/p>\n<h2>API\u5229\u7528\u6642\u306e\u30e2\u30c7\u30eb\u4f7f\u3044\u5206\u3051\u6226\u7565<\/h2>\n<p><a href=\"\/en\/blog\/2026\/03\/27\/claude-api-pricing\/\">API<\/a>\u3067Claude\u3092\u5229\u7528\u3059\u308b\u5834\u5408\u3001\u30e2\u30c7\u30eb\u306e\u9078\u629e\u306f\u30b3\u30b9\u30c8\u306b\u76f4\u7d50\u3057\u307e\u3059\u3002API\u5229\u7528\u3067\u306f\u300c\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30d1\u30bf\u30fc\u30f3\u300d\u304c\u52b9\u679c\u7684\u3067\u3059\u3002\u307e\u305aHaiku\u3067\u51e6\u7406\u3092\u8a66\u307f\u3001\u54c1\u8cea\u304c\u4e0d\u5341\u5206\u306a\u3089Sonnet\u306b\u30d5\u30a9\u30fc\u30eb\u30d0\u30c3\u30af\u3001Sonnet\u3067\u3082\u4e0d\u8db3\u3059\u308b\u9ad8\u5ea6\u306a\u30bf\u30b9\u30af\u306e\u307fOpus\u306b\u30a8\u30b9\u30ab\u30ec\u30fc\u30b7\u30e7\u30f3\u3059\u308b\u2014\u2014\u3053\u306e3\u6bb5\u968e\u306e\u30e2\u30c7\u30eb\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u306b\u3088\u308a\u3001API\u5229\u7528\u30b3\u30b9\u30c8\u309260\u301c70%\u524a\u6e1b\u3067\u304d\u308b\u30b1\u30fc\u30b9\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h2>\u5b9f\u969b\u306e\u696d\u52d9\u30bf\u30b9\u30af\u3067\u306e\u6bd4\u8f03\u30c6\u30b9\u30c8<\/h2>\n<h3>\u30c6\u30b9\u30c81\uff1a\u30d3\u30b8\u30cd\u30b9\u30e1\u30fc\u30eb\u306e\u4f5c\u6210<\/h3>\n<p>\u540c\u3058\u6761\u4ef6\uff08\u53d6\u5f15\u5148\u3078\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u9045\u5ef6\u306e\u304a\u8a6b\u3073\uff09\u3067Opus\u3068Sonnet\u306b\u30e1\u30fc\u30eb\u3092\u66f8\u304b\u305b\u305f\u7d50\u679c\u3001\u4e21\u8005\u306e\u54c1\u8cea\u5dee\u306f\u307b\u307c\u30bc\u30ed\u3067\u3057\u305f\u3002\u656c\u8a9e\u306e\u6b63\u78ba\u3055\u3001\u69cb\u6210\u3001\u6587\u4f53\u306e\u30d5\u30a9\u30fc\u30de\u30eb\u3055\u3044\u305a\u308c\u3082\u5dee\u304c\u3064\u304b\u306a\u3044\u30ec\u30d9\u30eb\u3067\u3059\u3002<a href=\"\/en\/blog\/claude-email-writing\/\">\u30d3\u30b8\u30cd\u30b9\u30e1\u30fc\u30eb\u4f5c\u6210<\/a>\u306b\u306fSonnet\u3067\u5341\u5206\u3068\u8a00\u3048\u307e\u3059\u3002<\/p>\n<h3>\u30c6\u30b9\u30c82\uff1a\u5951\u7d04\u66f8\u306e\u30ec\u30d3\u30e5\u30fc<\/h3>\n<p>20\u30da\u30fc\u30b8\u306e\u696d\u52d9\u59d4\u8a17\u5951\u7d04\u66f8\u3092\u30ec\u30d3\u30e5\u30fc\u3055\u305b\u305f\u5834\u5408\u3001Opus\u306f\u30ea\u30b9\u30af\u6761\u9805\u306e\u898b\u843d\u3068\u3057\u304c\u5c11\u306a\u304f\u3001\u6761\u6587\u9593\u306e\u77db\u76fe\u306e\u6307\u6458\u304cSonnet\u3088\u308a\u3082\u92ed\u3044\u50be\u5411\u304c\u3042\u308a\u307e\u3057\u305f\u3002\u7279\u306b\u300c\u7b2c\u25cb\u6761\u3068\u7b2c\u25b3\u6761\u304c\u77db\u76fe\u3057\u3066\u3044\u308b\u300d\u306e\u3088\u3046\u306a\u6587\u66f8\u5168\u4f53\u3092\u6a2a\u65ad\u3057\u305f\u5206\u6790\u3067\u306fOpus\u306e\u512a\u4f4d\u6027\u304c\u9855\u8457\u3067\u3059\u3002<\/p>\n<h3>\u30c6\u30b9\u30c83\uff1a\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0<\/h3>\n<p><a href=\"\/en\/blog\/2026\/03\/26\/what-is-claude-code\/\">Claude Code<\/a>\u3067\u306e\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u30bf\u30b9\u30af\u3067\u306f\u3001\u5358\u7d14\u306a\u6a5f\u80fd\u5b9f\u88c5\u306fSonnet\u3067\u5341\u5206\u306a\u54c1\u8cea\u3067\u3059\u304c\u3001\u8907\u6570\u306e\u30d5\u30a1\u30a4\u30eb\u306b\u307e\u305f\u304c\u308b\u5927\u898f\u6a21\u306a\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0\u3084\u3001\u8907\u96d1\u306a\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306e\u5b9f\u88c5\u3067\u306fOpus\u306e\u307b\u3046\u304c\u4e00\u767a\u3067\u6b63\u78ba\u306a\u30b3\u30fc\u30c9\u3092\u751f\u6210\u3059\u308b\u78ba\u7387\u304c\u9ad8\u3044\u50be\u5411\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h2>\u30b3\u30b9\u30c8\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u5206\u6790<\/h2>\n<p><a href=\"\/en\/blog\/2026\/03\/27\/claude-api-pricing\/\">API\u5229\u7528<\/a>\u306e\u5834\u5408\u3001Opus 4.6\u306e\u6599\u91d1\u306fSonnet 4.6\u306e\u7d045\u500d\u3067\u3059\uff08\u5165\u529b\u30c8\u30fc\u30af\u30f3\u3042\u305f\u308a\uff09\u3002\u3064\u307e\u308aOpus\u3092\u4f7f\u3046\u3068\u540c\u3058\u91cf\u306e\u30bf\u30b9\u30af\u306b5\u500d\u306e\u30b3\u30b9\u30c8\u304c\u304b\u304b\u308a\u307e\u3059\u3002Pro\u30d7\u30e9\u30f3\u306e\u30c1\u30e3\u30c3\u30c8\u3067\u306f\u4e21\u65b9\u306e\u30e2\u30c7\u30eb\u3092\u81ea\u7531\u306b\u5207\u308a\u66ff\u3048\u3089\u308c\u308b\u305f\u3081\u8ffd\u52a0\u30b3\u30b9\u30c8\u306f\u3042\u308a\u307e\u305b\u3093\u304c\u3001Opus\u306e\u4f7f\u7528\u306f\u3088\u308a\u591a\u304f\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u67a0\u3092\u6d88\u8cbb\u3057\u307e\u3059\u3002<\/p>\n<p>\u6700\u3082\u30b3\u30b9\u30c8\u52b9\u7387\u306e\u9ad8\u3044\u904b\u7528\u306f\u300c\u30c7\u30d5\u30a9\u30eb\u30c8\u306fSonnet\u3001\u5fc5\u8981\u306a\u5834\u9762\u3060\u3051Opus\u306b\u5207\u308a\u66ff\u3048\u308b\u300d\u65b9\u6cd5\u3067\u3059\u3002\u65e5\u5e38\u306e\u30c6\u30ad\u30b9\u30c8\u30c1\u30e3\u30c3\u30c8\uff08\u30e1\u30fc\u30eb\u4f5c\u6210\u3001\u8981\u7d04\u3001\u7ffb\u8a33\uff09\u306fSonnet\u3001\u9ad8\u5ea6\u306a\u5206\u6790\uff08\u5951\u7d04\u66f8\u30ec\u30d3\u30e5\u30fc\u3001\u8907\u96d1\u306a\u63a8\u8ad6\u3001\u5b66\u8853\u8ad6\u6587\u306e\u8a55\u4fa1\uff09\u306e\u3068\u304d\u3060\u3051Opus\u306b\u5207\u308a\u66ff\u3048\u308b\u2014\u2014\u3053\u306e\u4f7f\u3044\u5206\u3051\u3067\u3001\u54c1\u8cea\u3092\u7dad\u6301\u3057\u306a\u304c\u3089\u30e1\u30c3\u30bb\u30fc\u30b8\u67a0\u306e\u6d88\u8cbb\u3092\u6700\u5c0f\u5316\u3067\u304d\u307e\u3059\u3002<\/p>\n<h2>\u3088\u304f\u3042\u308b\u8cea\u554f<\/h2>\n<h3>\u8ff7\u3063\u305f\u3089\u3069\u3061\u3089\u3092\u9078\u3079\u3070\u3044\u3044\u3067\u3059\u304b<\/h3>\n<p>\u8ff7\u3063\u305f\u3089Sonnet 4.6\u3067\u3059\u3002Sonnet\u3067\u56de\u7b54\u3092\u898b\u3066\u300c\u3082\u3046\u5c11\u3057\u6df1\u3044\u5206\u6790\u304c\u6b32\u3057\u3044\u300d\u300c\u8ad6\u7406\u306b\u98db\u8e8d\u304c\u3042\u308b\u300d\u3068\u611f\u3058\u305f\u5834\u5408\u3060\u3051Opus\u306b\u5207\u308a\u66ff\u3048\u3066\u540c\u3058\u8cea\u554f\u3092\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002\u300cOpus\u306e\u307b\u3046\u304c\u660e\u3089\u304b\u306b\u826f\u3044\u300d\u3068\u611f\u3058\u305f\u5834\u5408\u306f\u305d\u306e\u30bf\u30b9\u30af\u306fOpus\u5411\u304d\u3001\u300c\u5927\u5dee\u306a\u3044\u300d\u3068\u611f\u3058\u305f\u5834\u5408\u306fSonnet\u3067\u5341\u5206\u3067\u3059\u3002\u3053\u306e\u6bd4\u8f03\u3092\u6570\u56de\u3084\u308c\u3070\u3001\u81ea\u5206\u306e\u696d\u52d9\u3067\u3069\u3061\u3089\u304c\u5fc5\u8981\u304b\u306e\u611f\u899a\u304c\u3064\u304b\u3081\u307e\u3059\u3002<\/p>\n<h3>Sonnet\u3068Opus\u3067<a href=\"\/en\/blog\/2026\/03\/26\/claude-japanese\/\">\u65e5\u672c\u8a9e\u306e\u54c1\u8cea<\/a>\u306b\u5dee\u306f\u3042\u308a\u307e\u3059\u304b<\/h3>\n<p>\u65e5\u5e38\u7684\u306a\u30d3\u30b8\u30cd\u30b9\u30e1\u30fc\u30eb\u3084\u5831\u544a\u66f8\u3067\u306f\u307b\u3068\u3093\u3069\u5dee\u3092\u611f\u3058\u307e\u305b\u3093\u3002\u5dee\u304c\u51fa\u308b\u306e\u306f\u300c\u975e\u5e38\u306b\u9577\u3044\u6587\u66f8\u3067\u6700\u521d\u304b\u3089\u6700\u5f8c\u307e\u3067\u656c\u8a9e\u30ec\u30d9\u30eb\u3092\u5b8c\u5168\u306b\u7d71\u4e00\u3059\u308b\u300d\u300c\u6587\u5b66\u7684\u306a\u5275\u9020\u6027\u304c\u6c42\u3081\u3089\u308c\u308b\u300d\u300c\u8907\u6570\u306e\u6587\u66f8\u3092\u6a2a\u65ad\u3057\u3066\u77db\u76fe\u306a\u304f\u7d71\u5408\u3059\u308b\u300d\u3068\u3044\u3063\u305f\u9650\u5b9a\u7684\u306a\u5834\u9762\u3067\u3059\u3002<\/p>\n<h3>Claude Code\u3067\u4f7f\u3046\u30e2\u30c7\u30eb\u306f\u3069\u3061\u3089\u304c\u3044\u3044\u3067\u3059\u304b<\/h3>\n<p><a href=\"\/en\/blog\/2026\/03\/26\/what-is-claude-code\/\">Claude Code<\/a>\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u306fSonnet\u3067\u3001\u4e00\u822c\u7684\u306a\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u4f5c\u696d\u306b\u306f\u5341\u5206\u3067\u3059\u3002\u5927\u898f\u6a21\u306a\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u8a2d\u8a08\u3084\u3001\u8907\u96d1\u306a\u30ea\u30d5\u30a1\u30af\u30bf\u30ea\u30f3\u30b0\uff08\u6570\u5343\u884c\u306e\u30b3\u30fc\u30c9\u30d9\u30fc\u30b9\u306e\u69cb\u9020\u5909\u66f4\u7b49\uff09\u3067\u306fOpus\u306b\u5207\u308a\u66ff\u3048\u308b\u3068\u54c1\u8cea\u304c\u5411\u4e0a\u3059\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<div style=\"border-top:1px solid #e0d6cc;border-bottom:1px solid #e0d6cc;padding:22px 4px;margin:32px 0;\">\n<p style=\"font-size:.72rem;color:#888;letter-spacing:.15em;margin:0 0 8px;\">\u2501\u2501 \u95a2\u9023\u8cc7\u6599(\u7121\u6599) \u2501\u2501<\/p>\n<p style=\"font-size:.92rem;color:#333;line-height:1.9;margin:0 0 12px;\">Claude\u306e\u5b9f\u52d9\u6d3b\u7528\u306b\u3054\u8208\u5473\u304c\u3042\u308b\u65b9\u5411\u3051\u306b\u3001\u4ec1\u983c\u3067\u306f\u4ee5\u4e0b\u306e\u7121\u6599\u8cc7\u6599\u3092\u516c\u958b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p style=\"font-size:.88rem;color:#444;line-height:2;margin:0 0 12px;padding:0 0 0 4px;\">\n\u30fb<a href=\"\/en\/download-claude-prompts\/\" style=\"color:#c49a6c;text-decoration:none;border-bottom:1px solid #c49a6c;\">Claude\u6d3b\u7528\u30d7\u30ed\u30f3\u30d7\u30c8\u96c650\u9078<\/a>(\u696d\u52d9\u5225)<br \/>\n\u30fb<a href=\"\/en\/download-claude-code-cases\/\" style=\"color:#c49a6c;text-decoration:none;border-bottom:1px solid #c49a6c;\">Claude Code\u5c0e\u5165\u4e8b\u4f8b\u96c6<\/a>(5\u4e8b\u4f8b\u30fb13\u30da\u30fc\u30b8)\n<\/p>\n<\/div>\n<h2>\u307e\u3068\u3081<\/h2>\n<p>\u65e5\u5e38\u696d\u52d9\u306e90\u30d1\u30fc\u30bb\u30f3\u30c8\u4ee5\u4e0a\u306fSonnet 4.6\u3067\u5341\u5206\u3002Opus\u306f\u300c\u7cbe\u5ea6\u304c\u6700\u512a\u5148\u306e\u7279\u5225\u306a\u30bf\u30b9\u30af\u300d\u5c02\u7528\u3002\u30b3\u30b9\u30c8\u6700\u512a\u5148\u306e\u30d0\u30c3\u30c1\u51e6\u7406\u306fHaiku\u3002\u3053\u306e3\u6bb5\u968e\u306e\u4f7f\u3044\u5206\u3051\u304cClaude\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u30b3\u30b9\u30c8\u306e\u30d0\u30e9\u30f3\u30b9\u3092\u6700\u5927\u5316\u3059\u308b\u9375\u3067\u3059\u3002\u8ff7\u3063\u305f\u3089\u307e\u305aSonnet\u3067\u8a66\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<div style=\"border-top:1px solid #ccc;padding:28px 0 4px;margin:40px 0 0;\">\n<p style=\"font-size:.72rem;color:#888;letter-spacing:.15em;margin:0 0 10px;\">\u2501\u2501 \u672c\u8a18\u4e8b\u306b\u3064\u3044\u3066 \u2501\u2501<\/p>\n<p style=\"font-size:.88rem;color:#444;line-height:2;margin:0 0 12px;\">\u672c\u8a18\u4e8b\u306f\u3001\u682a\u5f0f\u4f1a\u793e\u4ec1\u983c\u304c\u904b\u55b6\u3059\u308b\u30e1\u30c7\u30a3\u30a2\u3067\u3059\u3002\u4ec1\u983c\u306fGEO\u5bfe\u7b56\u30fbSEO\u30fbAI\u5c0e\u5165\u652f\u63f4\u3092\u4e2d\u5fc3\u3068\u3057\u305f\u30c7\u30b8\u30bf\u30eb\u30de\u30fc\u30b1\u30c6\u30a3\u30f3\u30b0\u4f1a\u793e\u3067\u3059\u3002<\/p>\n<p style=\"font-size:.85rem;color:#555;line-height:1.9;margin:0;\">\u500b\u5225\u306e\u3054\u76f8\u8ac7\u306f<a href=\"\/en\/contact\/\" style=\"color:#c49a6c;text-decoration:none;border-bottom:1px solid #c49a6c;\">\u304a\u554f\u3044\u5408\u308f\u305b\u30d5\u30a9\u30fc\u30e0<\/a>\u304b\u3089\u627f\u308a\u307e\u3059\u3002<\/p>\n<\/div>\n<h2>\u95a2\u9023\u8a18\u4e8b<\/h2>\n<p>\u2192 <a href=\"\/en\/blog\/2026\/03\/27\/claude-pricing-plans\/\">\u6599\u91d1\u30d7\u30e9\u30f3\u6bd4\u8f03<\/a><\/p>\n<p>\u2192 <a href=\"\/en\/blog\/2026\/03\/27\/claude-api-pricing\/\">API\u6599\u91d1\u4f53\u7cfb<\/a><\/p>\n<p>\u2192 <a href=\"\/en\/blog\/claude-opus-sonnet-4-6-new-features\/\">Extended Thinking\uff08\u62e1\u5f35\u601d\u8003\uff09<\/a><\/p>\n<p>\u2192 <a href=\"\/en\/blog\/2026\/03\/26\/claude-beginner-guide\/\">\u4f7f\u3044\u65b9\u5165\u9580<\/a><\/p>\n<p>\u2192 <a href=\"\/en\/blog\/claude-vs-chatgpt\/\">Claude vs ChatGPT\u6bd4\u8f03<\/a><\/p>\n<p><script type=\"application\/ld+json\">\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"Article\",\n  \"headline\": \"Claude Opus vs Sonnet\uff5c\u9055\u3044\u3068\u4f7f\u3044\u5206\u3051\u57fa\u6e96\",\n  \"author\": {\n    \"@type\": \"Organization\",\n    \"name\": \"\u682a\u5f0f\u4f1a\u793e\u4ec1\u983c\",\n    \"url\": \"https:\/\/jinrai.co.jp\"\n  },\n  \"publisher\": {\n    \"@type\": \"Organization\",\n    \"name\": \"\u682a\u5f0f\u4f1a\u793e\u4ec1\u983c\",\n    \"logo\": {\n      \"@type\": \"ImageObject\",\n      \"url\": \"https:\/\/jinrai.co.jp\/wp-content\/uploads\/2022\/08\/\u9ed2\u30ed\u30b4-1.png\"\n    }\n  },\n  \"datePublished\": \"2026-03-27\",\n  \"dateModified\": \"2026-04-05\",\n  \"mainEntityOfPage\": {\n    \"@type\": \"WebPage\",\n    \"@id\": \"https:\/\/jinrai.co.jp\/blog\/2026\/03\/27\/claude-opus-vs-sonnet\/\"\n  }\n}\n<\/script><\/p>\n<div style=\"display: flex; gap: 16px; flex-wrap: wrap; margin: 40px 0 16px; align-items: stretch;\">\n<div style=\"background: linear-gradient(135deg, #1a3a2a, #234d35); border-radius: 12px; padding: 28px; flex: 1 1 260px; min-width: 240px; color: #fefefe;\">\n<p style=\"color: #c49a6c; font-weight: bold; font-size: .95rem; margin-bottom: 6px;\">\u7121\u6599PDF\u8cc7\u6599<\/p>\n<p style=\"color: #fefefe; font-weight: bold; font-size: 1.05rem; line-height: 1.5; margin-bottom: 10px;\">Claude\u6d3b\u7528<br \/>\u30d7\u30ed\u30f3\u30d7\u30c8\u96c650\u9078<\/p>\n<p style=\"color: #fefefe; line-height: 1.7; margin-bottom: 14px; font-size: .85rem;\">\u30e1\u30fc\u30eb\u8fd4\u4fe13\u5206\u3001\u8b70\u4e8b\u93325\u5206\u3001\u7af6\u5408\u8abf\u67fb20\u5206\u3002\u30b3\u30d4\u30da\u3067\u5373\u4f7f\u3048\u308b50\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3002<\/p>\n<p style=\"margin: 0;\"><a href=\"https:\/\/jinrai.co.jp\/en\/download-claude-prompts\/\" style=\"display: inline-block; background: #fefefe; color: #1a3a2a; padding: 10px 24px; border-radius: 60px; text-decoration: none; font-weight: bold; font-size: .85rem;\">\u7121\u6599\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9 \u2192<\/a><\/p>\n<\/div>\n<\/div>\n<div style=\"background: linear-gradient(135deg, #2d1a0e, #4a2c17); border-radius: 12px; padding: 24px 28px; margin: 0 0 40px; color: #fefefe; text-align: center;\">\n<p style=\"color: #c49a6c; font-weight: bold; font-size: .95rem; margin-bottom: 8px;\">Claude Code\u5c0e\u5165\u652f\u63f4<\/p>\n<p style=\"color: #fefefe; line-height: 1.7; margin-bottom: 14px; font-size: .88rem;\">\u8981\u4ef6\u5b9a\u7fa9\u304b\u3089\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30ec\u30d3\u30e5\u30fc\u307e\u3067\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u304c\u4f34\u8d70\u3002\u300c\u81ea\u5206\u3067\u3084\u308b\u3068\u8a70\u307e\u308b\u300d\u3092\u89e3\u6c7a\u3057\u307e\u3059\u3002<\/p>\n<p style=\"margin: 0;\"><a href=\"https:\/\/jinrai.co.jp\/en\/claude-code-consulting\/\" style=\"display: inline-block; background: #c49a6c; color: #1a1a1a; padding: 10px 28px; border-radius: 60px; text-decoration: none; font-weight: bold; font-size: .85rem;\">\u5c0e\u5165\u652f\u63f4\u306e\u8a73\u7d30\u3092\u898b\u308b \u2192<\/a><\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>\ud83d\udcd6 \u3053\u306e\u8a18\u4e8b\u306e\u4f4d\u7f6e\u3065\u3051 \ud83d\udcce \u516c\u5f0f\u60c5\u5831 Claude\u516c\u5f0f\u30b5\u30a4\u30c8 \u672c\u8a18\u4e8b\u3067\u306fOpus\u3068Sonnet\u306e\u4f7f\u3044\u5206\u3051\u57fa\u6e96\u3092\u6bd4\u8f03\u89e3\u8aac\u3057\u307e\u3059\u3002Claude 4.6\u3067\u8ffd\u52a0\u3055\u308c\u305f\u65b0 [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":1406,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"om_disable_all_campaigns":false,"footnotes":""},"categories":[28],"tags":[29],"class_list":["post-1923","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-claude_utilization","tag-claude"],"acf":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/jinrai.co.jp\/en\/wp-json\/wp\/v2\/posts\/1923","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/jinrai.co.jp\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/jinrai.co.jp\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/jinrai.co.jp\/en\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/jinrai.co.jp\/en\/wp-json\/wp\/v2\/comments?post=1923"}],"version-history":[{"count":14,"href":"https:\/\/jinrai.co.jp\/en\/wp-json\/wp\/v2\/posts\/1923\/revisions"}],"predecessor-version":[{"id":4573,"href":"https:\/\/jinrai.co.jp\/en\/wp-json\/wp\/v2\/posts\/1923\/revisions\/4573"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/jinrai.co.jp\/en\/wp-json\/wp\/v2\/media\/1406"}],"wp:attachment":[{"href":"https:\/\/jinrai.co.jp\/en\/wp-json\/wp\/v2\/media?parent=1923"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/jinrai.co.jp\/en\/wp-json\/wp\/v2\/categories?post=1923"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/jinrai.co.jp\/en\/wp-json\/wp\/v2\/tags?post=1923"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}