{"id":7003,"date":"2026-09-01T23:16:00","date_gmt":"2026-09-01T14:16:00","guid":{"rendered":"https:\/\/jinrai.co.jp\/?p=7003"},"modified":"2026-09-01T23:17:20","modified_gmt":"2026-09-01T14:17:20","slug":"claude-model-deprecations-2026","status":"publish","type":"post","link":"https:\/\/jinrai.co.jp\/en\/blog\/2026\/09\/01\/claude-model-deprecations-2026\/","title":{"rendered":"\u5ec3\u6b62\u3055\u308c\u305fClaude\u30e2\u30c7\u30eb\u4e00\u89a7\u30102026\u5e74\u7248\u3011\uff5c7\u30e2\u30c7\u30eb\u306e\u79fb\u884c\u5148\u3068\u3001\u672c\u756a\u3092\u6b62\u3081\u306a\u3044\u305f\u3081\u306e\u5099\u3048"},"content":{"rendered":"
\n

\u7d50\u8ad6<\/p>\n

2026\u5e74\u306b\u5165\u3063\u3066\u304b\u3089\u3001Claude\u306e\u30e2\u30c7\u30eb\u304c7\u3064\u5ec3\u6b62\u3055\u308c\u307e\u3057\u305f\u3002<\/strong>\u5ec3\u6b62\u3055\u308c\u308b\u3068API\u306f\u30a8\u30e9\u30fc\u3092\u8fd4\u3057\u3001\u30ea\u30af\u30a8\u30b9\u30c8\u306f\u901a\u308a\u307e\u305b\u3093\u3002\u76f4\u8fd1\u3067\u306fOpus 4.1\u304c8\u67085\u65e5\u3001Opus 4\u3068Sonnet 4\u304c6\u670815\u65e5\u306b\u505c\u6b62\u3057\u3066\u3044\u307e\u3059\u3002\u5ec3\u6b62\u306f\u304a\u304a\u3080\u306d2\u301c3\u304b\u6708\u524d\u306b\u544a\u77e5<\/strong>\u3055\u308c\u308b\u305f\u3081\u3001\u544a\u77e5\u306e\u6642\u70b9\u3067\u79fb\u884c\u8a08\u753b\u3092\u7acb\u3066\u308b\u306e\u304c\u5b89\u5168\u3067\u3059\u3002\u5ec3\u6b62\u6e08\u307f\u30e2\u30c7\u30eb\u3068\u79fb\u884c\u5148\u3092\u4e00\u89a7\u306b\u307e\u3068\u3081\u307e\u3057\u305f\u3002<\/p>\n<\/div>\n

Anthropic\u306fClaude\u306e\u30e2\u30c7\u30eb\u3092\u5b9a\u671f\u7684\u306b\u5ec3\u6b62\u3057\u3066\u3044\u307e\u3059\u3002\u5ec3\u6b62\u3055\u308c\u305f\u30e2\u30c7\u30eb\u306b\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u9001\u308b\u3068\u30a8\u30e9\u30fc\u304c\u8fd4\u308a\u3001\u51e6\u7406\u304c\u6b62\u307e\u308a\u307e\u3059\u3002<\/strong>\u30d5\u30a9\u30fc\u30eb\u30d0\u30c3\u30af\u306e\u5b9f\u88c5\u304c\u306a\u3051\u308c\u3070\u3001\u305d\u306e\u307e\u307e\u30b5\u30fc\u30d3\u30b9\u969c\u5bb3\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n

\u672c\u8a18\u4e8b\u3067\u306f\u3001\u516c\u5f0f\u30ea\u30ea\u30fc\u30b9\u30ce\u30fc\u30c8\u306b\u3082\u3068\u3065\u304d2026\u5e74\u306b\u5ec3\u6b62\u3055\u308c\u305f\u30e2\u30c7\u30eb\u3068\u79fb\u884c\u5148<\/strong>\u3092\u6574\u7406\u3057\u307e\u3059\u3002<\/p>\n

2026\u5e74\u306b\u5ec3\u6b62\u3055\u308c\u305f\u30e2\u30c7\u30eb\u4e00\u89a7<\/h2>\n
\n\n\n\n\n\n\n\n\n\n\n\n
\u5ec3\u6b62\u65e5<\/th>\n\u30e2\u30c7\u30eb<\/th>\n\u63a8\u5968\u79fb\u884c\u5148<\/th>\n<\/tr>\n<\/thead>\n
2026\u5e748\u67085\u65e5<\/strong><\/td>\nClaude Opus 4.1
claude-opus-4-1-20250805<\/code><\/td>\n		Claude Opus 5<\/td>\n<\/tr>\n
2026\u5e746\u670815\u65e5<\/strong><\/td>\nClaude Sonnet 4
claude-sonnet-4-20250514<\/code><\/td>\n		Claude Sonnet 4.6<\/td>\n<\/tr>\n
2026\u5e746\u670815\u65e5<\/strong><\/td>\nClaude Opus 4
claude-opus-4-20250514<\/code><\/td>\n		Claude Opus 4.8<\/td>\n<\/tr>\n
2026\u5e744\u670820\u65e5<\/td>\nClaude Haiku 3
claude-3-haiku-20240307<\/code><\/td>\n		Claude Haiku 4.5<\/td>\n<\/tr>\n
2026\u5e742\u670819\u65e5<\/td>\nClaude Sonnet 3.7
claude-3-7-sonnet-20250219<\/code><\/td>\n		Claude Sonnet 4.6<\/td>\n<\/tr>\n
2026\u5e742\u670819\u65e5<\/td>\nClaude Haiku 3.5
claude-3-5-haiku-20241022<\/code>
\u203bClaude API\u306e\u307f\u3002Bedrock\u30fbGoogle Cloud\u3067\u306f\u7d99\u7d9a<\/span><\/td>\n		Claude Haiku 4.5<\/td>\n<\/tr>\n
2026\u5e741\u67085\u65e5<\/td>\nClaude Opus 3
claude-3-opus-20240229<\/code><\/td>\n		Claude Opus 4.5\u4ee5\u964d<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

Haiku 3.5\u306b\u3064\u3044\u30661\u70b9\u88dc\u8db3\u3057\u307e\u3059\u3002Claude API\u3067\u306f\u5ec3\u6b62\u3055\u308c\u307e\u3057\u305f\u304c\u3001Amazon Bedrock\u3068Google Cloud\u3067\u306f\u5f15\u304d\u7d9a\u304d\u5229\u7528\u3067\u304d\u307e\u3059\u3002<\/strong>\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306b\u3088\u3063\u3066\u6271\u3044\u304c\u7570\u306a\u308b\u305f\u3081\u3001\u3069\u3053\u7d4c\u7531\u3067\u547c\u3093\u3067\u3044\u308b\u304b\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

\u5ec3\u6b62\u307e\u3067\u306e\u6d41\u308c<\/h2>\n

Anthropic\u306f\u5ec3\u6b62\u3092\u3044\u304d\u306a\u308a\u5b9f\u65bd\u3059\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u300c\u975e\u63a8\u5968\uff08deprecation\uff09\u306e\u544a\u77e5\u300d\u2192\u300c\u5ec3\u6b62\uff08retirement\uff09\u300d<\/strong>\u3068\u3044\u30462\u6bb5\u968e\u3067\u3059\u3002<\/p>\n

\n\n\n\n\n\n\n\n
\u30e2\u30c7\u30eb<\/th>\n\u544a\u77e5\u65e5<\/th>\n\u5ec3\u6b62\u65e5<\/th>\n\u7336\u4e88<\/th>\n<\/tr>\n<\/thead>\n
Opus 4.1<\/td>\n6\u67085\u65e5<\/td>\n8\u67085\u65e5<\/td>\n\u7d042\u304b\u6708<\/td>\n<\/tr>\n
Sonnet 4 \/ Opus 4<\/td>\n4\u670814\u65e5<\/td>\n6\u670815\u65e5<\/td>\n\u7d042\u304b\u6708<\/td>\n<\/tr>\n
Haiku 3<\/td>\n2\u670819\u65e5<\/td>\n4\u670820\u65e5<\/td>\n\u7d042\u304b\u6708<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

\u7336\u4e88\u306f\u304a\u304a\u3080\u306d2\u304b\u6708\u3067\u3059\u3002<\/strong>\u544a\u77e5\u306b\u6c17\u3065\u304b\u306a\u3051\u308c\u3070\u30012\u304b\u6708\u5f8c\u306b\u672c\u756a\u304c\u6b62\u307e\u308a\u307e\u3059\u3002<\/p>\n

\u6b62\u307e\u3089\u306a\u3044\u305f\u3081\u306e\u5099\u3048<\/h2>\n

1. \u30e2\u30c7\u30ebID\u3092\u8a2d\u5b9a\u306b\u5916\u51fa\u3057\u3059\u308b<\/h3>\n

\u30b3\u30fc\u30c9\u5185\u306b\u30e2\u30c7\u30ebID\u3092\u76f4\u66f8\u304d\u3057\u3066\u3044\u308b\u3068\u3001\u5909\u66f4\u306e\u305f\u3073\u306b\u30c7\u30d7\u30ed\u30a4\u304c\u5fc5\u8981\u306b\u306a\u308a\u307e\u3059\u3002\u74b0\u5883\u5909\u6570\u3084\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u306b\u5207\u308a\u51fa\u3057\u3066\u304a\u3051\u3070\u3001\u5207\u308a\u66ff\u3048\u304c\u6570\u5206\u3067\u6e08\u307f\u307e\u3059\u3002<\/strong><\/p>\n

2. \u30e2\u30c7\u30eb\u4e00\u89a7API\u3067\u5b9a\u671f\u7684\u306b\u78ba\u8a8d\u3059\u308b<\/h3>\n

GET \/v1\/models<\/code> \u3067\u3001\u5229\u7528\u53ef\u80fd\u306a\u30e2\u30c7\u30eb\u3092\u53d6\u5f97\u3067\u304d\u307e\u3059\u30022026\u5e743\u670818\u65e5\u304b\u3089\u306f max_input_tokens<\/code>\u3001max_tokens<\/code>\u3001capabilities<\/code> \u3082\u8fd4\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002\u4f7f\u3063\u3066\u3044\u308b\u30e2\u30c7\u30ebID\u304c\u4e00\u89a7\u306b\u6b8b\u3063\u3066\u3044\u308b\u304b\u3092\u67081\u56de\u78ba\u8a8d\u3059\u308b<\/strong>\u3060\u3051\u3067\u3082\u3001\u4e8b\u6545\u306f\u9632\u3052\u307e\u3059\u3002<\/p>\n

3. \u30ea\u30ea\u30fc\u30b9\u30ce\u30fc\u30c8\u3092\u8cfc\u8aad\u3059\u308b<\/h3>\n

Claude Platform\u306e\u30ea\u30ea\u30fc\u30b9\u30ce\u30fc\u30c8\u306b\u306fRSS\u30d5\u30a3\u30fc\u30c9\u304c\u7528\u610f\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/strong>\u975e\u63a8\u5968\u306e\u544a\u77e5\u306f\u3053\u3053\u306b\u51fa\u308b\u305f\u3081\u3001\u30c1\u30fc\u30e0\u306eSlack\u306a\u3069\u306b\u6d41\u3057\u8fbc\u3093\u3067\u304a\u304f\u306e\u304c\u78ba\u5b9f\u3067\u3059\u3002<\/p>\n

4. \u30d5\u30a9\u30fc\u30eb\u30d0\u30c3\u30af\u3092\u5b9f\u88c5\u3059\u308b<\/h3>\n

\u30e2\u30c7\u30eb\u304c\u5fdc\u7b54\u3057\u306a\u3044\u5834\u5408\u306b\u5225\u30e2\u30c7\u30eb\u3078\u5207\u308a\u66ff\u3048\u308b\u7d4c\u8def\u3092\u7528\u610f\u3057\u3066\u304a\u304d\u307e\u3059\u3002Claude API\u306b\u306f fallbacks<\/code> \u30d1\u30e9\u30e1\u30fc\u30bf\u304c\u3042\u308a\u30012026\u5e747\u670824\u65e5\u304b\u3089\u306fAnthropic\u63a8\u5968\u306e\u79fb\u884c\u5148\u3092\u81ea\u52d5\u9069\u7528\u3059\u308b \"default\"<\/code> \u30e2\u30fc\u30c9<\/strong>\u3082\u8ffd\u52a0\u3055\u308c\u307e\u3057\u305f\uff08\u30d9\u30fc\u30bf\u30d8\u30c3\u30c0\u30fc server-side-fallback-2026-07-01<\/code> \u304c\u5fc5\u8981\uff09\u3002<\/p>\n

5. \u7814\u7a76\u76ee\u7684\u306a\u3089\u7d99\u7d9a\u5229\u7528\u306e\u7533\u8acb\u304c\u3067\u304d\u308b<\/h3>\n

\u5ec3\u6b62\u3055\u308c\u305f\u30e2\u30c7\u30eb\u3067\u3082\u3001External Researcher Access Program<\/strong> \u3092\u901a\u3058\u3066\u7814\u7a76\u8005\u306f\u7d99\u7d9a\u30a2\u30af\u30bb\u30b9\u3092\u7533\u8acb\u3067\u304d\u307e\u3059\u3002\u518d\u73fe\u6027\u304c\u5fc5\u8981\u306a\u7814\u7a76\u7528\u9014\u3067\u306f\u691c\u8a0e\u306e\u4f59\u5730\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n

\u3042\u308f\u305b\u3066\u6ce8\u610f\u3057\u305f\u3044\u300c\u6a5f\u80fd\u306e\u5ec3\u6b62\u300d<\/h2>\n

\u30e2\u30c7\u30eb\u672c\u4f53\u3060\u3051\u3067\u306a\u304f\u3001\u6a5f\u80fd\u5358\u4f4d\u3067\u3082\u5ec3\u6b62\u304c\u9032\u3093\u3067\u3044\u307e\u3059\u3002<\/strong>\u76f4\u8fd1\u3067\u306f\u6b21\u306e\u3082\u306e\u304c\u8a72\u5f53\u3057\u307e\u3059\u3002<\/p>\n

    \n
  • Opus 4.7\u306efast mode<\/strong>\uff082026\u5e747\u670824\u65e5\u524a\u9664\uff09\u2014\u2014speed: \"fast\"<\/code> \u306f\u30a8\u30e9\u30fc\u3092\u8fd4\u3057\u307e\u3059<\/li>\n
  • Opus 4.6\u306efast mode<\/strong>\uff086\u670829\u65e5\u524a\u9664\uff09\u2014\u2014\u30a8\u30e9\u30fc\u306b\u306f\u306a\u3089\u305a\u3001\u6a19\u6e96\u901f\u5ea6\u3067\u52d5\u4f5c\u3057\u307e\u3059<\/li>\n
  • Workbench<\/strong>\uff088\u670817\u65e5\u306b\u30a2\u30af\u30bb\u30b9\u7d42\u4e86\uff09\u2014\u2014\u5f8c\u7d99\u306fplayground<\/strong>\u3067\u3059<\/li>\n
  • \u5b9f\u9a13\u7684\u306a\u30d7\u30ed\u30f3\u30d7\u30c8\u30c4\u30fc\u30ebAPI<\/strong>\uff088\u670817\u65e5\u5ec3\u6b62\uff09\u2014\u2014\/v1\/experimental\/generate_prompt<\/code> \u307b\u304b<\/li>\n
  • Sonnet 4.5 \/ Sonnet 4\u306e1M\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u30d9\u30fc\u30bf<\/strong>\uff084\u670830\u65e5\u7d42\u4e86\uff09\u2014\u2014200k\u3092\u8d85\u3048\u308b\u3068\u30a8\u30e9\u30fc<\/li>\n<\/ul>\n

    \u30e2\u30c7\u30eb\u306f\u751f\u304d\u3066\u3044\u3066\u3082\u3001\u4f7f\u3063\u3066\u3044\u308b\u6a5f\u80fd\u304c\u6d88\u3048\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u30ea\u30ea\u30fc\u30b9\u30ce\u30fc\u30c8\u306f\u6a5f\u80fd\u9762\u3082\u542b\u3081\u3066\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/strong><\/p>\n

    \u3088\u304f\u3042\u308b\u8cea\u554f<\/h2>\n

    \u5ec3\u6b62\u3055\u308c\u305f\u30e2\u30c7\u30eb\u3092\u547c\u3076\u3068\u3069\u3046\u306a\u308a\u307e\u3059\u304b<\/h3>\n

    \u30a8\u30e9\u30fc\u304c\u8fd4\u308a\u307e\u3059\u3002\u30d5\u30a9\u30fc\u30eb\u30d0\u30c3\u30af\u3092\u5b9f\u88c5\u3057\u3066\u3044\u306a\u3051\u308c\u3070\u3001\u305d\u306e\u51e6\u7406\u306f\u5931\u6557\u3057\u307e\u3059\u3002\u4e8b\u524d\u306e\u544a\u77e5\u671f\u9593\u4e2d\u306b\u79fb\u884c\u3092\u6e08\u307e\u305b\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

    \u306a\u305c\u5ec3\u6b62\u3059\u308b\u306e\u3067\u3059\u304b<\/h3>\n

    \u516c\u5f0f\u304c\u7406\u7531\u3092\u500b\u5225\u306b\u8aac\u660e\u3057\u3066\u3044\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u304c\u3001\u3044\u305a\u308c\u306e\u30b1\u30fc\u30b9\u3067\u3082\u3088\u308a\u9ad8\u6027\u80fd\u3067\u5b89\u4fa1\u306a\u5f8c\u7d99\u30e2\u30c7\u30eb<\/strong>\u304c\u6848\u5185\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u305f\u3068\u3048\u3070Opus 3\u306e\u5ec3\u6b62\u6642\u306b\u306f\u3001Opus 4.5\u304c\u300c3\u5206\u306e1\u306e\u30b3\u30b9\u30c8\u3067\u5927\u5e45\u306b\u9ad8\u3044\u77e5\u80fd\u3092\u63d0\u4f9b\u3059\u308b\u300d\u3068\u8a18\u8f09\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n

    Sonnet 4.6\u3084Opus 4.8\u306f\u3044\u3064\u5ec3\u6b62\u3055\u308c\u307e\u3059\u304b<\/h3>\n

    \u672c\u8a18\u4e8b\u306e\u57f7\u7b46\u6642\u70b9\uff082026\u5e748\u670829\u65e5\uff09\u3067\u3001\u3053\u308c\u3089\u306e\u5ec3\u6b62\u306f\u544a\u77e5\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u3002\u305f\u3060\u3057\u904e\u53bb\u306e\u5b9f\u7e3e\u304b\u3089\u3001\u5f8c\u7d99\u30e2\u30c7\u30eb\u306e\u767b\u5834\u5f8c\u3057\u3070\u3089\u304f\u3057\u3066\u544a\u77e5\u3055\u308c\u308b\u53ef\u80fd\u6027\u306f\u3042\u308a\u307e\u3059\u3002\u30ea\u30ea\u30fc\u30b9\u30ce\u30fc\u30c8\u306e\u8cfc\u8aad\u3092\u304a\u3059\u3059\u3081\u3057\u307e\u3059\u3002<\/p>\n

    claude.ai\u306e\u30e2\u30c7\u30eb\u9078\u629e\u3067\u3082\u5ec3\u6b62\u3055\u308c\u307e\u3059\u304b<\/h3>\n

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    \u51fa\u5178<\/h2>\n