{"id":5252,"date":"2025-09-05T11:55:50","date_gmt":"2025-09-05T02:55:50","guid":{"rendered":"https:\/\/github.blog\/jp\/?p=5252"},"modified":"2025-09-05T15:56:26","modified_gmt":"2025-09-05T06:56:26","slug":"github-copilot-under-the-hood-exploring-the-ai-models-powering-github-copilot","status":"publish","type":"post","link":"https:\/\/github.blog\/jp\/2025-09-05-github-copilot-under-the-hood-exploring-the-ai-models-powering-github-copilot\/","title":{"rendered":"GitHub Copilot\u3092\u652f\u3048\u308bAI\u30e2\u30c7\u30eb\u3092\u63a2\u308b"},"content":{"rendered":"<p style=\"font-size: 14px; padding-top: 10px;\">GitHub Copilot\u306e\u9032\u5316\u3059\u308b\u30e2\u30c7\u30eb\u3068\u30a4\u30f3\u30d5\u30e9\u304c\u3001\u958b\u767a\u8005\u304c\u9078\u629e\u3067\u304d\u308b\u3053\u3068\u3092\u4e2d\u6838\u3068\u3057\u3066\u3001\u4e3b\u4f53\u7684\u306a\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u3092\u53ef\u80fd\u306b\u3059\u308b\u4ed5\u7d44\u307f\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n<p>2021\u5e746\u6708\u306b\u30c6\u30af\u30cb\u30ab\u30eb\u30d7\u30ec\u30d3\u30e5\u30fc\u3092\u767a\u8868\u3057\u3066\u4ee5\u6765\u3001GitHub Copilot\u306f\u5927\u304d\u304f\u9032\u5316\u3057\u3001\u305d\u308c\u3092\u652f\u3048\u308bAI\u30e2\u30c7\u30eb\u3082\u9032\u5316\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u6700\u521d\u306bGitHub Copilot\u3092\u767a\u8868\u3057\u305f\u3068\u304d\u3001OpenAI\u306f\u307e\u3060ChatGPT\u3092\u7acb\u3061\u4e0a\u3052\u3066\u3044\u307e\u305b\u3093\u3067\u3057\u305f\u3002\u4eca\u65e5\u3001AI\u306f\u30cb\u30e5\u30fc\u30b9\u306e\u898b\u51fa\u3057\u3084\u958b\u767a\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u306b\u3042\u3075\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u6025\u901f\u306a\u5909\u5316\u306e\u4e2d\u3067\u3001\u79c1\u305f\u3061\u306e\u76ee\u7684\u306f\u5909\u308f\u308a\u307e\u305b\u3093\uff1a\u958b\u767a\u8005\u304c\u958b\u767a\u306b\u96c6\u4e2d\u3057\u3066\u3088\u308a\u591a\u304f\u306e\u3053\u3068\u3092\u9054\u6210\u3059\u308b\u3053\u3068\u3067\u3059\u3002<\/p>\n<p>\u305d\u3093\u306a\u4e2d\u3001\u79c1\u305f\u3061\u306f\u958b\u767a\u8005\u306e\u3053\u3068\u3092\u8003\u3048\u3001GitHub Copilot\u306e\u7d99\u7d9a\u7684\u306a\u6539\u5584\u306b\u6ce8\u529b\u3057\u3066\u304d\u307e\u3057\u305f\u3002\u305d\u308c\u306f\u3001GitHub Copilot\u306e\u52d5\u529b\u3068\u306a\u3063\u3066\u3044\u308b\u30e2\u30c7\u30eb\u3092\u518d\u8a55\u4fa1\u3057\u3001<a href=\"https:\/\/github.blog\/news-insights\/product-news\/from-pair-to-peer-programmer-our-vision-for-agentic-workflows-in-github-copilot\/\">\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u578b\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u3092GitHub Copilot\u306e\u30a8\u30af\u30b9\u30da\u30ea\u30a8\u30f3\u30b9\u306e\u4e2d\u5fc3\u306b\u3082\u7d44\u307f\u8fbc\u3080<\/a>\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001GitHub Copilot\u306e\u3055\u307e\u3056\u307e\u306a\u90e8\u5206\u3092\u52d5\u304b\u3059\u30e2\u30c7\u30eb\u3068\u3001Copilot\u306e\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u6a5f\u80fd\u3092\u652f\u3048\u308b\u5f37\u529b\u306a\u30a4\u30f3\u30d5\u30e9\u306b\u3064\u3044\u3066\u898b\u3066\u3044\u304d\u307e\u3059\u3002\u307e\u305f\u3001\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u30e2\u30fc\u30c9\u3001\u30b3\u30fc\u30c9\u88dc\u5b8c\u3001\u30c1\u30e3\u30c3\u30c8\u306a\u3069\u3001\u69d8\u3005\u306a\u6a5f\u80fd\u306b\u304a\u3051\u308b\u30e2\u30c7\u30eb\u9078\u629e\u306e\u4ed5\u7d44\u307f\u306b\u3064\u3044\u3066\u3082\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n<p>\u305d\u308c\u3067\u306f\u3001\u666e\u6bb5\u306f\u30d9\u30fc\u30eb\u306e\u5f8c\u308d\u306b\u96a0\u308c\u3066\u3044\u308b\u3068\u3053\u308d\u3092\u898b\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u2728<\/p>\n<aside class=\"p-4 p-md-6 post-aside--large\" style=\"background-color: #f6f8fa; margin: 30px 0px;\">\n<p style=\"font-size: 20px; font-weight: bold;\">GitHub Copilot\u304c\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u6700\u65b0\u306e\u30e2\u30c7\u30eb\u60c5\u5831\u3092\u77e5\u308a\u305f\u3044\u3067\u3059\u304b\uff1f<\/p>\n<p>\u79c1\u305f\u3061\u306f\u5e38\u306bGitHub Copilot\u304c\u6700\u65b0\u306eAI\u30e2\u30c7\u30eb\u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u3088\u3046\u52aa\u3081\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u30d6\u30ed\u30b0\u3067\u306f\u3001\u73fe\u5728\u63d0\u4f9b\u3057\u3066\u3044\u308bAI\u30e2\u30c7\u30eb\u306e\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8\u3092\u63d0\u4f9b\u3057\u3066\u304a\u308a\u30019\u67084\u65e5\u6642\u70b9\u306e\u60c5\u5831\u3092\u3082\u3068\u306b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p><a href=\"https:\/\/docs.github.com\/en\/copilot\/reference\/ai-models\/supported-models\">\u6700\u65b0\u60c5\u5831\u306f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u3054\u78ba\u8a8d\u304f\u3060\u3055\u3044\u3002<\/a><\/p>\n<\/aside>\n<h2 class=\"wp-block-heading\" id=\"from-codex-to-multi-model-the-evolution-of-github-copilot\">Codex\u304b\u3089\u30de\u30eb\u30c1\u30e2\u30c7\u30eb\u3078\uff1aGitHub Copilot\u306e\u9032\u5316<\/h2>\n<p>2021\u5e74\u306bGitHub Copilot\u304c\u30ed\u30fc\u30f3\u30c1\u3057\u305f\u5f53\u521d\u306f\u3001\u5358\u4e00\u306e\u30e2\u30c7\u30eb\u3067\u52d5\u3044\u3066\u3044\u307e\u3057\u305f\uff1aGPT-3\u306e\u6d3e\u751f\u30e2\u30c7\u30eb\u3067\u3042\u308bCodex\u3067\u3059\u3002<\/p>\n<p>\u5f53\u6642Codex\u306fGPT-3\u30d9\u30fc\u30b9\u306e\u30e2\u30c7\u30eb\u3067\u3057\u305f\u3002\u6d41\u66a2\u306bIDE\u3067\u30b3\u30fc\u30c9\u3092\u7406\u89e3\u3057\u751f\u6210\u3067\u304d\u308bCodex\u306b\u3088\u3063\u3066\u3001AI\u304c\u958b\u767a\u8005\u306b\u3068\u3063\u3066\u4fa1\u5024\u3042\u308b\u30c4\u30fc\u30eb\u306b\u306a\u308b\u3053\u3068\u3092\u8a3c\u660e\u3057\u3001AI\u304c\u771f\u306e\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u30b3\u30f3\u30d1\u30cb\u30aa\u30f3\u306b\u306a\u308c\u308b\u672a\u6765\u3092\u793a\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>\u305d\u308c\u4ee5\u6765\u3001GitHub Copilot\u306fCodex\u304b\u3089\u79fb\u884c\u3057\u3001\u73fe\u5728\u306f\u6700\u9069\u306a\u30e2\u30c7\u30eb\u3092\u30c7\u30d5\u30a9\u30eb\u30c8\u3068\u3057\u3001\u540c\u6642\u306b\u958b\u767a\u8005\u304c\u6700\u65b0\u306e\u30d5\u30ed\u30f3\u30c6\u30a3\u30a2\u30e2\u30c7\u30eb\u3092\u9078\u629e\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u304b\u3064\u3066GitHub Copilot\u306f\u3001\u81ea\u52d5\u88dc\u5b8c\u3084\u30b3\u30fc\u30c9\u751f\u6210\u3067\u958b\u767a\u8005\u3092\u652f\u63f4\u3059\u308bIDE\u62e1\u5f35\u6a5f\u80fd\u3067\u3057\u305f\u304c\u3001\u958b\u767a\u8005\u306e\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u5168\u4f53\u3067\u5229\u7528\u3067\u304d\u308bGitHub\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306e\u4e00\u90e8\u3078\u3068\u9032\u5316\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>\u73fe\u5728\u3067\u306f\u3001GitHub Copilot\u306f\u3001\u8cea\u554f\u3078\u56de\u7b54\u3001\u30c6\u30b9\u30c8\u3092\u751f\u6210\u3001\u30b3\u30fc\u30c9\u306e\u30c7\u30d0\u30c3\u30b0\u3001Issue\u306e\u5272\u308a\u5f53\u3066\u3001\u30d7\u30eb\u30ea\u30af\u30a8\u30b9\u30c8\u306e\u751f\u6210\u3001\u30b3\u30fc\u30c9\u30ec\u30d3\u30e5\u30fc\u306e\u652f\u63f4\u3001\u30b3\u30fc\u30c9\u30d9\u30fc\u30b9\u306e\u5206\u6790\u3001\u3055\u3089\u306b\u306f\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8106\u5f31\u6027\u306e\u4fee\u6b63\u306a\u3069\u3092\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u3053\u308c\u3089\u306e\u3059\u3079\u3066\u306e\u5909\u66f4\u3092\u901a\u3058\u3066\u3001\u958b\u767a\u8005\u304c\u3088\u308a\u591a\u304f\u306e\u3053\u3068\u3092\u9054\u6210\u3057\u3001\u5b9a\u578b\u7684\u306a\u4f5c\u696d\u3092\u6e1b\u3089\u3057\u3001\u30d5\u30ed\u30fc\u72b6\u614b\u3092\u4fdd\u3061\u3001\u5168\u4f53\u50cf\u306b\u96c6\u4e2d\u3057\u3001\u3088\u308a\u9ad8\u54c1\u8cea\u306e\u30b3\u30fc\u30c9\u3092\u8fc5\u901f\u306b\u51fa\u8377\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u3053\u3068\u306b\u91cd\u70b9\u3092\u7f6e\u3044\u3066\u304d\u307e\u3057\u305f\u3002<\/p>\n<h3 id=\"why-offer-multiple-models\">\u8907\u6570\u306e\u30e2\u30c7\u30eb\u3092\u63d0\u4f9b\u3059\u308b\u7406\u7531<\/h3>\n<ul>\n<li><strong>\u30d9\u30fc\u30b9\u30e9\u30a4\u30f3\u30a4\u30f3\u30c6\u30ea\u30b8\u30a7\u30f3\u30b9\uff1a <\/strong>GitHub Copilot \u306f\u3001\u30c1\u30e3\u30c3\u30c8\u3001\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u30e2\u30fc\u30c9\u3001\u30b3\u30fc\u30c9\u88dc\u5b8c\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u304c GPT-4.1 \u306b\u306a\u308a\u307e\u3057\u305f\u3002\u901f\u5ea6\u3001\u63a8\u8ad6\u3001\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u51e6\u7406\u3092\u6700\u9069\u5316\u3057\u305f GPT-4.1 \u306f\u3001\u958b\u767a\u8005\u306e\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u5411\u3051\u306b\u8abf\u6574\u3055\u308c\u3066\u304a\u308a\u300130 \u4ee5\u4e0a\u306e\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\n<li><strong>\u30d5\u30ed\u30f3\u30c6\u30a3\u30a2\u30e2\u30c7\u30eb\u3078\u306e\u30a2\u30af\u30bb\u30b9\uff1a <\/strong>\u958b\u767a\u8005\u306f\u30e2\u30c7\u30eb\u30d4\u30c3\u30ab\u30fc\u3092\u901a\u3058\u3066\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u5e45\u5e83\u3044\u9ad8\u5ea6\u306a\u30e2\u30c7\u30eb\u3092\u9078\u629e\u3067\u304d\u307e\u3059\uff08\u30d7\u30e9\u30f3\u306b\u3088\u3063\u3066\u9078\u629e\u3067\u304d\u308b\u30e2\u30c7\u30eb\u304c\u7570\u306a\u308a\u307e\u3059\uff09\uff1a\n<ul class=\"wp-block-list\">\n<li><strong>Anthropic<\/strong>\uff1aAnthropic: Claude Sonnet 3.5\u3001Claude Sonnet 3.7\u3001Claude Sonnet 3.7 Thinking\u3001Claude Sonnet 4\u3001Claude Opus 4\u3001Claude Opus 4.1\uff08\u30d7\u30ec\u30d3\u30e5\u30fc\uff09<\/li>\n<li><strong>OpenAI<\/strong>\uff1aGPT-4.1\u3001GPT-5 (\u30d7\u30ec\u30d3\u30e5\u30fc)\u3001GPT-5 mini (\u30d7\u30ec\u30d3\u30e5\u30fc)\u3001o3 (\u30d7\u30ec\u30d3\u30e5\u30fc)\u3001o3-mini\u3001o4-mini (\u30d7\u30ec\u30d3\u30e5\u30fc)<\/li>\n<li><strong>Google<\/strong>\uff1aGemini 2.0 Flash\u3001Gemini 2.5 Pro<\/li>\n<li><strong>xAI<\/strong>\uff1aGrok Code Fast 1(\u30d7\u30ec\u30d3\u30e5\u30fc)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>\u5404\u30aa\u30d7\u30b7\u30e7\u30f3\u306f\u3001<a href=\"https:\/\/github.blog\/ai-and-ml\/github-copilot\/a-guide-to-deciding-what-ai-model-to-use-in-github-copilot\/\">\u30b9\u30d4\u30fc\u30c9\u3001\u63a8\u8ad6\u306e\u6df1\u3055\u3001\u30de\u30eb\u30c1\u30e2\u30fc\u30c0\u30eb\u6a5f\u80fd\u306e\u9593\u3067\u7570\u306a\u308b\u30c8\u30ec\u30fc\u30c9\u30aa\u30d5\u3092\u63d0\u4f9b\u3057\u307e\u3059<\/a>\u3002<\/p>\n<h2 class=\"wp-block-heading\" id=\"why-developer-choice-matters-in-agentic-workflows\">\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u578b\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u3067\u958b\u767a\u8005\u306e\u9078\u629e\u304c\u91cd\u8981\u306a\u7406\u7531<\/h2>\n<p>GitHub Copilot\u306f\u8907\u6570\u306e\u30e2\u30c7\u30eb\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u308b\u305f\u3081\u3001\u958b\u767a\u8005\u306f\u3001\u30b9\u30d4\u30fc\u30c9\u3001\u7cbe\u5ea6\u3001\u5275\u9020\u6027\u306e\u3044\u305a\u308c\u3092\u512a\u5148\u3059\u308b\u304b\u306b\u304b\u304b\u308f\u3089\u305a\u3001\u30d3\u30eb\u30c9\u3059\u308b\u65b9\u6cd5\u3092\u81ea\u7531\u306b\u9078\u629e\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u67d4\u8edf\u6027\u306b\u3088\u308a\u3001\u958b\u767a\u8005\u306f\u81ea\u5206\u306e\u597d\u307f\u306b\u57fa\u3065\u3044\u3066\u30a8\u30af\u30b9\u30da\u30ea\u30a8\u30f3\u30b9\u3092\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>GitHub Copilot\u306e\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u6a5f\u80fd\u306f\u3001\u6b21\u306e\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\uff1a<\/p>\n<ul class=\"wp-block-list\">\n<li>\u958b\u767a\u8005\u306f\u30a8\u30c7\u30a3\u30bf\u3092\u5207\u308a\u66ff\u3048\u305f\u308a\u3001GitHub\u304b\u3089\u96e2\u308c\u305f\u308a\u3059\u308b\u5fc5\u8981\u304c\u306a\u304f\u306a\u308a\u307e\u3059\u3002GitHub\u30cd\u30a4\u30c6\u30a3\u30d6\u306aGitHub Copilot\u306f\u3001IDE\u5185\u3084GitHub\u5185\u3067\u76f4\u63a5\u64cd\u4f5c\u3067\u304d\u3001\u30d5\u30ed\u30fc\u3092\u5d29\u3059\u3053\u3068\u306a\u304f\u7c21\u5358\u306b\u4f5c\u696d\u3092\u4efb\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n<li>\u958b\u767a\u8005\u306f\u3001GitHub Copilot\u3067\u30bf\u30b9\u30af\u3092\u81ea\u52d5\u5316\u3057\u305f\u308a\u3001\u63d0\u6848\u3055\u308c\u305f\u4fee\u6b63\u3092\u53d7\u3051\u5165\u308c\u305f\u308a\u3001\u4e00\u6b69\u4e0b\u304c\u3063\u3066\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u306b\u4efb\u305b\u305f\u308a\u3068\u3001\u597d\u307f\u306e\u65b9\u6cd5\u3067\u4f5c\u696d\u3092\u9032\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n<li>GitHub Copilot\u306f\u3001\u30ea\u30dd\u30b8\u30c8\u30ea\u306b\u5bfe\u3059\u308b\u5b8c\u5168\u306a\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u3067\u52d5\u4f5c\u3057\u3001\u30b3\u30fc\u30c9\u30d9\u30fc\u30b9\u3092\u5206\u6790\u3057\u3066\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u4f5c\u6210\u3057\u3001\u30d6\u30e9\u30f3\u30c1\u306e\u4fdd\u8b77\u3092\u5c0a\u91cd\u3057\u3001\u65e2\u5b58\u306e\u30ec\u30d3\u30e5\u30fc\u30b5\u30a4\u30af\u30eb\u306b\u30b7\u30fc\u30e0\u30ec\u30b9\u306b\u9069\u5408\u3057\u307e\u3059\u3002<\/li>\n<li>\u30b3\u30e1\u30f3\u30c8\u306e\u30c8\u30ea\u30a2\u30fc\u30b8\u304b\u3089\u8106\u5f31\u6027\u306e\u30d1\u30c3\u30c1\u9069\u7528\u3001\u30ea\u30dd\u30b8\u30c8\u30ea\u3092\u307e\u305f\u3044\u3060\u554f\u984c\u306e\u8ffd\u8de1\u307e\u3067\u3001GitHub Copilot \u304c\u7169\u96d1\u306a\u4f5c\u696d\u3092\u51e6\u7406\u3059\u308b\u305f\u3081\u3001\u958b\u767a\u8005\u306f\u6700\u3082\u91cd\u8981\u306a\u4f5c\u696d\u306b\u96c6\u4e2d\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ul>\n<p>\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u578b\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u306f\u3001\u8907\u96d1\u3055\u3092\u8efd\u6e1b\u3057\u3001\u3059\u3079\u3066\u306e\u30b9\u30c6\u30c3\u30d7\u3067\u958b\u767a\u8005\u306e\u9078\u629e\u306b\u512a\u5148\u9806\u4f4d\u3092\u4ed8\u3051\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u958b\u767a\u8005\u306f\u3001\u3088\u308a\u901f\u304f\u3001\u3088\u308a\u5b89\u5168\u306b\u3001\u3088\u308a\u81ea\u4fe1\u3092\u6301\u3063\u3066\u3001\u601d\u3044\u901a\u308a\u306b\u4f5c\u696d\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<h3 class=\"wp-block-heading\" id=\"delivering-real-world-impact-through-better-devex\">\u3088\u308a\u826f\u3044\u958b\u767a\u8005\u30a8\u30af\u30b9\u30da\u30ea\u30a8\u30f3\u30b9\uff08DevEx\uff09\u3092\u901a\u3058\u3066\u5b9f\u4e16\u754c\u306b\u30a4\u30f3\u30d1\u30af\u30c8\u3092\u4e0e\u3048\u308b<\/h3>\n<p>GPT-4.1 \u306f\u6700\u8fd1\u3001GitHub Copilot Chat\u3068\u30b3\u30fc\u30c9\u88dc\u5b8c\u306b\u7d71\u5408\u3055\u308c\u3001\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u30a6\u30a3\u30f3\u30c9\u30a6\u306e\u6539\u5584\u3068\u5fdc\u7b54\u6642\u9593\u306e\u77ed\u7e2e\u3092\u5b9f\u73fe\u3057\u307e\u3057\u305f\u3002\u3053\u308c\u3089\u306e\u6539\u5584\u306f\u3001\u5f85\u3061\u6642\u9593\u306e\u77ed\u7e2e\u3001\u3088\u308a\u6b63\u78ba\u306a\u652f\u63f4\u3001\u3088\u308a\u30b9\u30e0\u30fc\u30ba\u306a\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u306b\u76f4\u7d50\u3057\u307e\u3059\u3002<\/p>\n<p>AI\u304c\u9032\u5316\u3057\u7d9a\u3051\u308b\u306b\u3064\u308c\u3066\u3001\u958b\u767a\u8005\u306e\u30a8\u30af\u30b9\u30da\u30ea\u30a8\u30f3\u30b9\u3092\u5f62\u6210\u3059\u308b\u4e0a\u3067\u306eAI\u306e\u5f79\u5272\u306f\u5927\u304d\u304f\u306a\u308b\u4e00\u65b9\u3067\u3059\u3002\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u306e\u5207\u308a\u66ff\u3048\u306e\u524a\u6e1b\u304b\u3089\u7e70\u308a\u8fd4\u3057\u30bf\u30b9\u30af\u306e\u81ea\u52d5\u5316\u307e\u3067\u3001GitHub Copilot\u306e\u3088\u3046\u306aAI\u30c4\u30fc\u30eb\u306f\u3001\u958b\u767a\u8005\u306b\u3068\u3063\u3066\u300c\u7b2c2\u306e\u8133\u300d\u3068\u306a\u308a\u3064\u3064\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u30e2\u30c7\u30eb\u306e\u9078\u629e\u80a2\u3092\u6301\u3064\u3053\u3068\u3067\u3001\u958b\u767a\u8005\u306f\u4f5c\u696d\u65b9\u6cd5\u3092\u6b63\u78ba\u306b\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u958b\u767a\u8005\u306f\u81ea\u4fe1\u3092\u3082\u3063\u3066\u69cb\u7bc9\u3057\u3001\u3055\u3089\u306b\u5927\u304d\u306a\u5f71\u97ff\u3092\u4e0e\u3048\u3001\u4ed5\u4e8b\u306b\u5927\u304d\u306a\u6e80\u8db3\u611f\u3092\u5f97\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<h2 class=\"wp-block-heading\" id=\"how-model-selection-works-in-copilot\">GitHub Copilot \u3067\u306e\u30e2\u30c7\u30eb\u9078\u629e\u306e\u4ed5\u7d44\u307f<\/h2>\n<p>GitHub Copilot\u306f\u5358\u4e00\u306eAI\u30e2\u30c7\u30eb\u3060\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u30a4\u30f3\u30c6\u30ea\u30b8\u30a7\u30f3\u30b9\u3092\u4f7f\u7528\u3057\u3066\u3001\u9069\u5207\u306a\u30e2\u30c7\u30eb\u3092\u9069\u5207\u306a\u30bf\u30b9\u30af\u306b\u9069\u5408\u3055\u305b\u308b\u52d5\u7684\u306a\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3067\u3059\u3002\u3053\u306e\u67d4\u8edf\u6027\u306f\u3001\u30b7\u30fc\u30e0\u30ec\u30b9\u306aDevEx\u3092\u63d0\u4f9b\u3059\u308b\u305f\u3081\u306e\u4e2d\u5fc3\u3067\u3042\u308a\u3001\u958b\u767a\u8005\u306e\u4f5c\u696d\u65b9\u6cd5\u3001\u5fc5\u8981\u306a\u3082\u306e\u3001\u5fc5\u8981\u306a\u30bf\u30a4\u30df\u30f3\u30b0\u3092\u6df1\u304f\u7406\u89e3\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u5c0e\u304b\u308c\u307e\u3059\u3002<\/p>\n<h3 class=\"wp-block-heading\" id=\"matching-models-to-features\">\u30e2\u30c7\u30eb\u3068\u6a5f\u80fd\u306e\u30de\u30c3\u30c1\u30f3\u30b0<\/h3>\n<p>GitHub Copilot\u306e\u5404\u6a5f\u80fd\u306f\u3001\u305d\u306e\u6a5f\u80fd\u56fa\u6709\u306e\u8981\u6c42\u3092\u6e80\u305f\u3059\u305f\u3081\u306b\u7279\u5225\u306b\u9078\u629e\u3055\u308c\u305f\u30e2\u30c7\u30eb\u306b\u3088\u3063\u3066\u99c6\u52d5\u3055\u308c\u307e\u3059\uff1a<\/p>\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/docs.github.com\/en\/copilot\/concepts\/completions\/code-suggestions\">\u30b3\u30fc\u30c9\u88dc\u5b8c<\/a>\n<ul class=\"wp-block-list\">\n<li>GitHub Copilot\u306e\u30b3\u30fc\u30c9\u88dc\u5b8c\u6a5f\u80fd\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u306f<strong>GPT-4.1<\/strong>\u306b\u306a\u308a\u300130\u4ee5\u4e0a\u306e\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u306b\u308f\u305f\u3063\u3066\u3001\u901f\u5ea6\u3001\u7cbe\u5ea6\u3001\u95a2\u9023\u6027\u304c\u6700\u9069\u5316\u3055\u308c\u307e\u3057\u305f\u3002<strong>\u203b\u5229\u7528\u3067\u304d\u308b\u6700\u65b0\u306e\u30e2\u30c7\u30eb\u306f<a href=\"https:\/\/docs.github.com\/en\/copilot\/how-tos\/use-ai-models\/change-the-completion-model\">\u30b3\u30fc\u30c9\u88dc\u5b8c\u306e\u30e2\u30c7\u30eb\u3092\u5909\u66f4\u3059\u308b\u65b9\u6cd5<\/a>\u304b\u3089\u3054\u78ba\u8a8d\u3044\u305f\u3060\u3051\u307e\u3059\u3002<\/strong><\/li>\n<\/ul>\n<\/li>\n<li><a href=\"https:\/\/github.blog\/ai-and-ml\/github-copilot\/agent-mode-101-all-about-github-copilots-powerful-mode\/\">\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u30e2\u30fc\u30c9<\/a>\n<ul class=\"wp-block-list\">\n<li>\u3088\u308a\u8907\u96d1\u306a\u8907\u6570\u30b9\u30c6\u30c3\u30d7\u306e\u30bf\u30b9\u30af\u7528\u306b\u8a2d\u8a08\u3055\u308c\u305f\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u30e2\u30fc\u30c9\u3067\u306f\u3001\u9ad8\u5ea6\u306a\u63a8\u8ad6\u3068\u8a08\u753b\u6a5f\u80fd\u3092\u5099\u3048\u305f\u30e2\u30c7\u30eb\u3092\u5229\u7528\u3067\u304d\u307e\u3059\u3002<\/li>\n<li>\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u30e2\u30fc\u30c9\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u306fGPT-4.1\u3067\u3059\u304c\u3001\u958b\u767a\u8005\u306f\u3001GPT-5\uff08\u30d7\u30ec\u30d3\u30e5\u30fc\uff09\u3001GPT-5 mini\uff08\u30d7\u30ec\u30d3\u30e5\u30fc\uff09o4 mini\uff08\u30d7\u30ec\u30d3\u30e5\u30fc\uff09\u3001Anthropic\u306eClaude Sonnet \u30b7\u30ea\u30fc\u30ba\u3001Google\u306eGemini 2.5 Pro\u3001Grok Code Fast 1\uff08\u30d7\u30ec\u30d3\u30e5\u30fc\uff09\u306a\u3069\u3001\u7279\u6b8a\u306a\u30cb\u30fc\u30ba\u306b\u5fdc\u3058\u3066\u4ed6\u306e\u9ad8\u5ea6\u306a\u30e2\u30c7\u30eb\u3092\u9078\u629e\u3067\u304d\u307e\u3059\u3002<strong>\u203b\u6700\u65b0\u306e\u30e2\u30c7\u30eb\u60c5\u5831\u306f<a href=\"https:\/\/docs.github.com\/en\/copilot\/reference\/ai-models\/supported-models\">\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8<\/a>\u3092\u3054\u78ba\u8a8d\u304f\u3060\u3055\u3044\u3002<\/strong><\/li>\n<\/ul>\n<\/li>\n<li><a href=\"https:\/\/docs.github.com\/en\/copilot\/using-github-copilot\/copilot-chat\">GitHub Copilot Chat<\/a>\n<ul class=\"wp-block-list\">\n<li>\u30b3\u30fc\u30c9\u3084\u958b\u767a\u30b3\u30f3\u30bb\u30d7\u30c8\u306b\u95a2\u3059\u308b\u81ea\u7136\u8a00\u8a9e\u30af\u30a8\u30ea\u306e\u305f\u3081\u306b\u3001GitHub Copilot Chat\u306f\u5f37\u529b\u306a\u8a00\u8a9e\u7406\u89e3\u3068\u751f\u6210\u80fd\u529b\u3092\u6301\u3064\u30e2\u30c7\u30eb\u306b\u4f9d\u5b58\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u305f\u3081\u3001\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u306fGPT-4.1\u3067\u5b9f\u884c\u3055\u308c\u3001\u30aa\u30d7\u30b7\u30e7\u30f3\u3067GPT-5\uff08\u30d7\u30ec\u30d3\u30e5\u30fc\uff09\u3001o3\uff08\u30d7\u30ec\u30d3\u30e5\u30fc\uff09\u3001o4-mini\uff08\u30d7\u30ec\u30d3\u30e5\u30fc\uff09\u3001o3-mini\u3001Claude Sonnet 4\/3.7\/3.5\u3001Claude Sonnet 3.7 Thinking\u3001Gemini 2.5 Pro\/2.0 Flash\u3001Grok Code Fast 1\uff08\u30d7\u30ec\u30d3\u30e5\u30fc\uff09\u306a\u3069\u306e\u4ed6\u306e\u30e2\u30c7\u30eb\u3092\u9078\u629e\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u3089\u306f\u3059\u3079\u3066\u3001\u30d7\u30e9\u30f3\u306b\u5fdc\u3058\u3066\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3055\u308c\u305f\u4f53\u9a13\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u3002<strong>\u203b\u6700\u65b0\u306e\u30e2\u30c7\u30eb\u60c5\u5831\u306f<a href=\"https:\/\/docs.github.com\/en\/copilot\/reference\/ai-models\/supported-models\">\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8<\/a>\u3092\u3054\u78ba\u8a8d\u304f\u3060\u3055\u3044\u3002<\/strong><\/li>\n<\/ul>\n<\/li>\n<li><a href=\"https:\/\/docs.github.com\/en\/copilot\/concepts\/coding-agent\/coding-agent\">\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u30fb\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8<\/a>\n<ul class=\"wp-block-list\">\n<li>\u958b\u767a\u8005\u304c\u554f\u984c\u306e\u30c8\u30ea\u30a2\u30fc\u30b8\u3001\u30d7\u30eb\u30ea\u30af\u30a8\u30b9\u30c8\u306e\u751f\u6210\u3001\u8106\u5f31\u6027\u306e\u30d1\u30c3\u30c1\u9069\u7528\u306a\u3069\u306e\u30bf\u30b9\u30af\u3092\u59d4\u8b72\u3059\u308b\u5834\u5408\u3001GitHub Copilot\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u306f\u3001GitHub Copilot\u3092\u30bf\u30b9\u30af\u3092\u59d4\u8b72\u3067\u304d\u308b\u4ef2\u9593\u306b\u3059\u308b\u3053\u3068\u3067\u5f79\u7acb\u3064\u30c4\u30fc\u30eb\u3068\u306a\u308a\u307e\u3059\uff08<a href=\"https:\/\/github.blog\/news-insights\/product-news\/agents-panel-launch-copilot-coding-agent-tasks-anywhere-on-github\/\">github.com \u306e\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u30d1\u30cd\u30eb\u304b\u3089\u3082\u5229\u7528<\/a>\u3067\u304d\u307e\u3059\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n<li><a href=\"https:\/\/docs.github.com\/copilot\/using-github-copilot\/code-review\/using-copilot-code-review\">\u30b3\u30fc\u30c9\u30ec\u30d3\u30e5\u30fc<\/a>\n<ul class=\"wp-block-list\">\n<li>\u30b3\u30fc\u30c9\u30ec\u30d3\u30e5\u30fc\u306f GitHub Copilot \u306e\u6a5f\u80fd\u3067\u3001\u30b3\u30fc\u30c9\u3092\u30ec\u30d3\u30e5\u30fc\u3057\u3001\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\u3084\u4fee\u6b63\u306e\u63d0\u6848\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u4f7f\u7528\u3057\u3066\u3044\u308b\u30e2\u30c7\u30eb\u306f\u516c\u958b\u3055\u308c\u3066\u304a\u3089\u305a\u3001\u5185\u90e8\u3067\u6700\u9069\u306a\u30e2\u30c7\u30eb\u3092\u5229\u7528\u3057\u3066\u3044\u307e\u3059\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3 class=\"wp-block-heading\" id=\"choosing-the-right-model-for-the-job\">\u4f5c\u696d\u306b\u9069\u3057\u305f\u30e2\u30c7\u30eb\u306e\u9078\u629e<\/h3>\n<p>\u958b\u767a\u30bf\u30b9\u30af\u306e\u8907\u96d1\u3055\u3084\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u306f\u3055\u307e\u3056\u307e\u3067\u3059\u3002\u305d\u306e\u305f\u3081\u3001GitHub Copilot \u3067\u306f\u3001\u7279\u306b\u30c1\u30e3\u30c3\u30c8\u3084\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u30e2\u30fc\u30c9\u306b\u304a\u3044\u3066\u3001\u30e6\u30fc\u30b6\u30fc\u306e\u30cb\u30fc\u30ba\u306b\u6700\u9069\u306a\u30e2\u30c7\u30eb\u3092\u9078\u629e\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u30b9\u30d4\u30fc\u30c9\u3001\u63a8\u8ad6\u306e\u6df1\u3055\u3001\u30de\u30eb\u30c1\u30e2\u30fc\u30c0\u30eb\u5165\u529b\u306a\u3069\u3001\u6700\u9069\u306a\u30e2\u30c7\u30eb\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<tbody>\n<tr>\n<td><strong>\u30e2\u30c7\u30eb<\/strong><\/td>\n<td><strong>\u6700\u9069\u306a\u7528\u9014<\/strong><\/td>\n<\/tr>\n<tr>\n<td><strong>o4-mini<\/strong><\/td>\n<td>\u30b9\u30d4\u30fc\u30c9\u3001\u4f4e\u30ec\u30a4\u30c6\u30f3\u30b7\u30fc<\/td>\n<\/tr>\n<tr>\n<td><strong>GPT-4.1<\/strong><\/td>\n<td>\u30d0\u30e9\u30f3\u30b9\u306e\u53d6\u308c\u305f\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u30de\u30eb\u30c1\u30e2\u30fc\u30c0\u30eb\u30b5\u30dd\u30fc\u30c8<\/td>\n<\/tr>\n<tr>\n<td><strong>GPT-5 mini<\/strong><\/td>\n<td>\u8efd\u91cf\u63a8\u8ad6<\/td>\n<\/tr>\n<tr>\n<td><strong>GPT-5<\/strong><\/td>\n<td>\u8907\u96d1\u306a\u30bf\u30b9\u30af\u306e\u305f\u3081\u306e\u30cf\u30a4\u30a8\u30f3\u30c9\u63a8\u8ad6<\/td>\n<\/tr>\n<tr>\n<td><strong>o3<\/strong><\/td>\n<td>\u9ad8\u5ea6\u306a\u8a08\u753b\u3068\u591a\u6bb5\u968e\u63a8\u8ad6<\/td>\n<\/tr>\n<tr>\n<td><strong>Claude Sonnet 3.5<\/strong><\/td>\n<td>\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u65e5\u5e38\u7684\u306a\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u30bf\u30b9\u30af<\/td>\n<\/tr>\n<tr>\n<td><strong>Claude Sonnet 3.7<\/strong><\/td>\n<td>\u5927\u898f\u6a21\u30b3\u30fc\u30c9\u30d9\u30fc\u30b9\u306b\u5bfe\u3059\u308b\u3088\u308a\u6df1\u3044\u63a8\u8ad6<\/td>\n<\/tr>\n<tr>\n<td><strong>Claude Sonnet 3.7 Thinking<\/strong><\/td>\n<td>\u30ed\u30f3\u30b0\u30db\u30e9\u30a4\u30ba\u30f3\u3001\u69cb\u9020\u5316\u3055\u308c\u305f\u554f\u984c\u89e3\u6c7a<\/td>\n<\/tr>\n<tr>\n<td><strong>Claude Sonnet 4<\/strong><\/td>\n<td>\u3088\u308a\u6df1\u3044\u63a8\u8ad6<\/td>\n<\/tr>\n<tr>\n<td><strong>Claude Opus 4<\/strong><\/td>\n<td>\u6700\u9ad8\u306e\u63a8\u8ad6\u529b<\/td>\n<\/tr>\n<tr>\n<td><strong>Claude Opus 4.1<\/strong><\/td>\n<td>Anthropic\u6700\u4e0a\u4f4d\u30aa\u30d7\u30b7\u30e7\u30f3<\/td>\n<\/tr>\n<tr>\n<td><strong>Gemini 2.0 Flash<\/strong><\/td>\n<td>\u9ad8\u901f\u3001\u753b\u50cf\u3092\u7528\u3044\u305f\u4f5c\u696d<\/td>\n<\/tr>\n<tr>\n<td><strong>Gemini 2.5 Pro<\/strong><\/td>\n<td>\u9ad8\u5ea6\u306a\u30de\u30eb\u30c1\u30e2\u30fc\u30c0\u30eb\u63a8\u8ad6<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<p>\u5404\u30e2\u30c7\u30eb\u306e\u6bd4\u8f03\u306b\u3064\u3044\u3066\u6700\u65b0\u60c5\u5831\u306f<a href=\"https:\/\/docs.github.com\/en\/copilot\/reference\/ai-models\/model-comparison\">\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8<\/a>\u3092\u3054\u78ba\u8a8d\u304f\u3060\u3055\u3044\u3002<\/p>\n<h2 class=\"wp-block-heading\" id=\"take-this-with-you\">\u307e\u3068\u3081<\/h2>\n<p>AI \u306e\u4e16\u754c\u304c\u9032\u5316\u3057\u7d9a\u3051\u308b\u306b\u3064\u308c\u3001GitHub Copilot \u3092\u652f\u3048\u308b\u30e2\u30c7\u30eb\u3082\u9032\u5316\u3057\u7d9a\u3051\u307e\u3059\u3002\u6700\u9ad8\u306e\u958b\u767a\u8005\u4f53\u9a13\u3092\u63d0\u4f9b\u3059\u308b\u305f\u3081\u3001AI\u30a4\u30f3\u30d5\u30e9\u30b9\u30c8\u30e9\u30af\u30c1\u30e3\u306e\u7d99\u7d9a\u7684\u306a\u6539\u826f\u3068\u66f4\u65b0\u306b\u53d6\u308a\u7d44\u3093\u3067\u3044\u307e\u3059\u3002<\/p>\n<p>\u305c\u3072\u3001GitHub Copilot \u3067\u5229\u7528\u53ef\u80fd\u306a\u3055\u307e\u3056\u307e\u306a\u30e2\u30c7\u30eb\u3092\u8a66\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002\u305d\u308c\u3067\u306f\u3001\u3088\u3044\u958b\u767a\u3092\uff01<\/p>\n<div class=\"wp-block-group post-content-cta has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<p><strong>GitHub Copilot\u306b\u8208\u5473\u304c\u3042\u308a\u307e\u3059\u304b\uff1f<\/strong>Copilot\u306e\u6a5f\u80fd\u306e\u8a73\u7d30\u306b\u3064\u3044\u3066\u306f\u3001<a href=\"https:\/\/docs.github.com\/en\/copilot\/about-github-copilot\/github-copilot-features\">\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8<\/a> <a href=\"https:\/\/github.com\/features\/copilot?ocid=AIDcmmc3fhtaow_SEM__k_Cj0KCQjwsp6pBhCfARIsAD3GZubTXuCGU1hy65GlbZ2fA1YjoRRhw64GoF8UI-lrQsnWSqAWJ7dC3QoaAqQ4EALw_wcB_k_\"><\/a>\u3092\u3054\u78ba\u8a8d\u304f\u3060\u3055\u3044\u3002<\/p>\n<\/div>\n<p>The post<a href=\"https:\/\/github.blog\/ai-and-ml\/github-copilot\/under-the-hood-exploring-the-ai-models-powering-github-copilot\/\">Under the hood: Exploring the AI models powering GitHub Copilot<\/a>appeared first on\u3000<a href=\"https:\/\/github.blog\">The GitHub Blog<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u9032\u5316\u3057\u7d9a\u3051\u308b GitHub Copilot \u306e\u30e2\u30c7\u30eb\u3068\u30a4\u30f3\u30d5\u30e9\u304c\u3001\u3069\u306e\u3088\u3046\u306b\u958b\u767a\u8005\u306e\u9078\u629e\u306e\u4e2d\u5fc3\u3068\u306a\u308a\u3001\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u306e\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u3092\u5f37\u529b\u306b\u3059\u308b\u306e\u304b\u3092\u5b66\u3073\u307e\u3057\u3087\u3046\u3002<\/p>\n","protected":false},"author":2109,"featured_media":5259,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"_wpas_customize_per_network":false},"categories":[152,1],"tags":[161,173,122,257],"coauthors":[162],"class_list":["post-5252","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-github-copilot","category-uncategorized","tag-ai","tag-generative-ai","tag-github-copilot","tag-llm"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.3 (Yoast SEO v27.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>GitHub Copilot\u3092\u652f\u3048\u308bAI\u30e2\u30c7\u30eb\u3092\u63a2\u308b - GitHub\u30d6\u30ed\u30b0<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/github.blog\/jp\/2025-09-05-github-copilot-under-the-hood-exploring-the-ai-models-powering-github-copilot\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"GitHub Copilot\u3092\u652f\u3048\u308bAI\u30e2\u30c7\u30eb\u3092\u63a2\u308b\" \/>\n<meta property=\"og:description\" content=\"\u9032\u5316\u3057\u7d9a\u3051\u308b GitHub Copilot \u306e\u30e2\u30c7\u30eb\u3068\u30a4\u30f3\u30d5\u30e9\u304c\u3001\u3069\u306e\u3088\u3046\u306b\u958b\u767a\u8005\u306e\u9078\u629e\u306e\u4e2d\u5fc3\u3068\u306a\u308a\u3001\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u306e\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u3092\u5f37\u529b\u306b\u3059\u308b\u306e\u304b\u3092\u5b66\u3073\u307e\u3057\u3087\u3046\u3002\" \/>\n<meta property=\"og:url\" content=\"https:\/\/github.blog\/jp\/2025-09-05-github-copilot-under-the-hood-exploring-the-ai-models-powering-github-copilot\/\" \/>\n<meta property=\"og:site_name\" content=\"GitHub\u30d6\u30ed\u30b0\" \/>\n<meta property=\"article:published_time\" content=\"2025-09-05T02:55:50+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-09-05T06:56:26+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/github.blog\/jp\/wp-content\/uploads\/sites\/2\/2025\/09\/copilot-wallpaper-generic-logo-h.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1031\" \/>\n\t<meta property=\"og:image:height\" content=\"580\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"tomokota\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"tomokota\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/github.blog\\\/jp\\\/2025-09-05-github-copilot-under-the-hood-exploring-the-ai-models-powering-github-copilot\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/github.blog\\\/jp\\\/2025-09-05-github-copilot-under-the-hood-exploring-the-ai-models-powering-github-copilot\\\/\"},\"author\":{\"name\":\"tomokota\",\"@id\":\"https:\\\/\\\/github.blog\\\/jp\\\/#\\\/schema\\\/person\\\/7801e74a234e0a6d7922ab479a6218dc\"},\"headline\":\"GitHub 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