{"id":13572,"date":"2024-07-24T09:42:00","date_gmt":"2024-07-24T09:42:00","guid":{"rendered":"https:\/\/dailyai.com\/?p=13572"},"modified":"2024-07-24T09:42:00","modified_gmt":"2024-07-24T09:42:00","slug":"meta-releases-llama-3-1-models-sticks-with-open-strategy","status":"publish","type":"post","link":"https:\/\/dailyai.com\/pt\/2024\/07\/meta-releases-llama-3-1-models-sticks-with-open-strategy\/","title":{"rendered":"A Meta lan\u00e7a modelos Llama 3.1 e mant\u00e9m a sua estrat\u00e9gia aberta"},"content":{"rendered":"<p><strong>A Meta lan\u00e7ou os seus modelos Llama 3.1 actualizados nas vers\u00f5es 8B, 70B e 405B e comprometeu-se com a vis\u00e3o de c\u00f3digo aberto de Mark Zuckerberg para o futuro da IA.<\/strong><\/p>\n<p>As novas adi\u00e7\u00f5es \u00e0 fam\u00edlia de modelos Llama da Meta v\u00eam com um comprimento de contexto alargado de 128k e suporte para oito idiomas.<\/p>\n<p>A Meta diz que o seu aguardado modelo 405B demonstra \"flexibilidade, controlo e capacidades de ponta incompar\u00e1veis que rivalizam com os melhores modelos de c\u00f3digo fechado\". Tamb\u00e9m afirma que o Llama 3.1 405B \u00e9 o \"maior e mais capaz modelo de funda\u00e7\u00e3o dispon\u00edvel abertamente do mundo\".<\/p>\n<p>Com os custos de computa\u00e7\u00e3o cada vez mais elevados que est\u00e3o a ser gastos para treinar modelos cada vez maiores, houve muita especula\u00e7\u00e3o de que o modelo 405B da Meta poderia ser o seu primeiro modelo pago.<\/p>\n<p>O Llama 3.1 405B foi treinado em mais de 15 bili\u00f5es de tokens utilizando 16 000 NVIDIA H100s, o que provavelmente custou centenas de milh\u00f5es de d\u00f3lares.<\/p>\n<p>Num <a href=\"https:\/\/about.fb.com\/news\/2024\/07\/open-source-ai-is-the-path-forward\/\" target=\"_blank\" rel=\"noopener\">publica\u00e7\u00e3o no blogue<\/a>Mark Zuckerberg, CEO da Meta, reafirmou a opini\u00e3o da empresa de que a IA de fonte aberta \u00e9 o caminho a seguir e que o lan\u00e7amento do Llama 3.1 \u00e9 o pr\u00f3ximo passo \"para que a IA de fonte aberta se torne a norma da ind\u00fastria\".<\/p>\n<p>Os modelos Llama 3.1 podem ser descarregados gratuitamente e modificados ou ajustados com um conjunto de servi\u00e7os da Amazon, Databricks e NVIDIA.<\/p>\n<p>Os modelos tamb\u00e9m est\u00e3o dispon\u00edveis em fornecedores de servi\u00e7os de nuvem, incluindo AWS, Azure, Google e Oracle.<\/p>\n<blockquote class=\"twitter-tweet\">\n<p dir=\"ltr\" lang=\"en\">A partir de hoje, o c\u00f3digo aberto est\u00e1 a liderar o caminho. Apresentamos a Llama 3.1: Os nossos modelos mais capazes at\u00e9 \u00e0 data.<\/p>\n<p>Hoje estamos a lan\u00e7ar uma cole\u00e7\u00e3o de novos modelos Llama 3.1, incluindo o nosso muito aguardado 405B. Estes modelos oferecem capacidades de racioc\u00ednio melhoradas, um contexto de token maior de 128K... <a href=\"https:\/\/t.co\/1iKpBJuReD\">pic.twitter.com\/1iKpBJuReD<\/a><\/p>\n<p>- IA no Meta (@AIatMeta) <a href=\"https:\/\/twitter.com\/AIatMeta\/status\/1815766327463907421?ref_src=twsrc%5Etfw\">23 de julho de 2024<\/a><\/p><\/blockquote>\n<p><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script><\/p>\n<h2>Desempenho<\/h2>\n<p>A Meta afirma que testou os seus modelos em mais de 150 conjuntos de dados de refer\u00eancia e divulgou os resultados para os modelos de refer\u00eancia mais comuns, a fim de mostrar como os seus novos modelos se comparam com outros modelos l\u00edderes.<\/p>\n<p>N\u00e3o h\u00e1 muita diferen\u00e7a entre o Llama 3.1 405B e o GPT-4o e o Claude 3.5 Sonnet. Aqui est\u00e3o os valores para o modelo 405B e depois para as vers\u00f5es mais pequenas 8B e 70B.<\/p>\n<figure id=\"attachment_13574\" aria-describedby=\"caption-attachment-13574\" style=\"width: 3201px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-13574 size-full\" src=\"https:\/\/dailyai.com\/wp-content\/uploads\/2024\/07\/Llama-3.1-405B-Benchmark-1.png\" alt=\"\" width=\"3201\" height=\"2217\" srcset=\"https:\/\/dailyai.com\/wp-content\/uploads\/2024\/07\/Llama-3.1-405B-Benchmark-1.png 3201w, https:\/\/dailyai.com\/wp-content\/uploads\/2024\/07\/Llama-3.1-405B-Benchmark-1-300x208.png 300w, https:\/\/dailyai.com\/wp-content\/uploads\/2024\/07\/Llama-3.1-405B-Benchmark-1-1024x709.png 1024w, https:\/\/dailyai.com\/wp-content\/uploads\/2024\/07\/Llama-3.1-405B-Benchmark-1-768x532.png 768w, https:\/\/dailyai.com\/wp-content\/uploads\/2024\/07\/Llama-3.1-405B-Benchmark-1-1536x1064.png 1536w, https:\/\/dailyai.com\/wp-content\/uploads\/2024\/07\/Llama-3.1-405B-Benchmark-1-2048x1418.png 2048w, https:\/\/dailyai.com\/wp-content\/uploads\/2024\/07\/Llama-3.1-405B-Benchmark-1-18x12.png 18w, https:\/\/dailyai.com\/wp-content\/uploads\/2024\/07\/Llama-3.1-405B-Benchmark-1-60x42.png 60w\" sizes=\"auto, (max-width: 3201px) 100vw, 3201px\" \/><figcaption id=\"caption-attachment-13574\" class=\"wp-caption-text\">Compara\u00e7\u00e3o do Llama 3.1 405B com outros modelos l\u00edderes de mercado. Fonte: Meta<\/figcaption><\/figure>\n<figure id=\"attachment_13575\" aria-describedby=\"caption-attachment-13575\" style=\"width: 3201px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-13575 size-full\" src=\"https:\/\/dailyai.com\/wp-content\/uploads\/2024\/07\/Llama-3.1-8B-and-70B-Benchmark.png\" alt=\"\" width=\"3201\" height=\"2217\" srcset=\"https:\/\/dailyai.com\/wp-content\/uploads\/2024\/07\/Llama-3.1-8B-and-70B-Benchmark.png 3201w, https:\/\/dailyai.com\/wp-content\/uploads\/2024\/07\/Llama-3.1-8B-and-70B-Benchmark-300x208.png 300w, https:\/\/dailyai.com\/wp-content\/uploads\/2024\/07\/Llama-3.1-8B-and-70B-Benchmark-1024x709.png 1024w, https:\/\/dailyai.com\/wp-content\/uploads\/2024\/07\/Llama-3.1-8B-and-70B-Benchmark-768x532.png 768w, https:\/\/dailyai.com\/wp-content\/uploads\/2024\/07\/Llama-3.1-8B-and-70B-Benchmark-1536x1064.png 1536w, https:\/\/dailyai.com\/wp-content\/uploads\/2024\/07\/Llama-3.1-8B-and-70B-Benchmark-2048x1418.png 2048w, https:\/\/dailyai.com\/wp-content\/uploads\/2024\/07\/Llama-3.1-8B-and-70B-Benchmark-18x12.png 18w, https:\/\/dailyai.com\/wp-content\/uploads\/2024\/07\/Llama-3.1-8B-and-70B-Benchmark-60x42.png 60w\" sizes=\"auto, (max-width: 3201px) 100vw, 3201px\" \/><figcaption id=\"caption-attachment-13575\" class=\"wp-caption-text\">Compara\u00e7\u00e3o do Llama 3.1 405B com outros modelos l\u00edderes de mercado. Fonte: Meta<\/figcaption><\/figure>\n<p>A Meta tamb\u00e9m efectuou \"avalia\u00e7\u00f5es humanas extensivas que comparam o Llama 3.1 com modelos concorrentes em cen\u00e1rios do mundo real\".<\/p>\n<p>Estes valores dependem de os utilizadores decidirem se preferem a resposta de um modelo ou de outro.<\/p>\n<p>A avalia\u00e7\u00e3o humana da Llama 3.1 405B reflecte uma paridade semelhante \u00e0 revelada pelos valores de refer\u00eancia.<\/p>\n<figure id=\"attachment_13576\" aria-describedby=\"caption-attachment-13576\" style=\"width: 3840px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-13576 size-full\" src=\"https:\/\/dailyai.com\/wp-content\/uploads\/2024\/07\/Llama-3.1-405B-Human-Eval.png\" alt=\"\" width=\"3840\" height=\"2040\" srcset=\"https:\/\/dailyai.com\/wp-content\/uploads\/2024\/07\/Llama-3.1-405B-Human-Eval.png 3840w, https:\/\/dailyai.com\/wp-content\/uploads\/2024\/07\/Llama-3.1-405B-Human-Eval-300x159.png 300w, https:\/\/dailyai.com\/wp-content\/uploads\/2024\/07\/Llama-3.1-405B-Human-Eval-1024x544.png 1024w, https:\/\/dailyai.com\/wp-content\/uploads\/2024\/07\/Llama-3.1-405B-Human-Eval-768x408.png 768w, https:\/\/dailyai.com\/wp-content\/uploads\/2024\/07\/Llama-3.1-405B-Human-Eval-1536x816.png 1536w, https:\/\/dailyai.com\/wp-content\/uploads\/2024\/07\/Llama-3.1-405B-Human-Eval-2048x1088.png 2048w, https:\/\/dailyai.com\/wp-content\/uploads\/2024\/07\/Llama-3.1-405B-Human-Eval-18x10.png 18w, https:\/\/dailyai.com\/wp-content\/uploads\/2024\/07\/Llama-3.1-405B-Human-Eval-60x32.png 60w\" sizes=\"auto, (max-width: 3840px) 100vw, 3840px\" \/><figcaption id=\"caption-attachment-13576\" class=\"wp-caption-text\">Resultados da avalia\u00e7\u00e3o humana do Llama 3.1 405B comparados com o GPT-4, GPT-4o e Claude 3.5 Sonnet. Fonte: Meta<\/figcaption><\/figure>\n<p>A Meta afirma que o seu modelo \u00e9 verdadeiramente aberto, uma vez que os pesos do modelo Llama 3.1 tamb\u00e9m est\u00e3o dispon\u00edveis para transfer\u00eancia, embora os dados de treino n\u00e3o tenham sido partilhados. A empresa tamb\u00e9m alterou a sua licen\u00e7a para permitir que os modelos Llama sejam utilizados para melhorar outros modelos de IA.<\/p>\n<p>A liberdade de afinar, modificar e utilizar os modelos Llama sem restri\u00e7\u00f5es ter\u00e1 <a href=\"https:\/\/dailyai.com\/pt\/2024\/06\/the-rise-of-open-source-ai-models-transparency-and-accountability-in-question\/\">cr\u00edticos da fonte aberta<\/a> A IA faz soar o alarme.<\/p>\n<p>Zuckerberg defende que uma abordagem de fonte aberta \u00e9 a melhor forma de evitar danos n\u00e3o intencionais. Se um modelo de IA estiver aberto ao escrut\u00ednio, diz que \u00e9 menos prov\u00e1vel que desenvolva um comportamento emergente perigoso que, de outra forma, nos passaria despercebido em modelos fechados.<\/p>\n<p>No que diz respeito ao potencial de danos intencionais, Zuckerberg afirma: \"Desde que todos tenham acesso a gera\u00e7\u00f5es semelhantes de modelos - o que o c\u00f3digo aberto promove - os governos e as institui\u00e7\u00f5es com mais recursos inform\u00e1ticos poder\u00e3o controlar os maus actores com menos recursos inform\u00e1ticos\".<\/p>\n<p>Ao abordar o risco de advers\u00e1rios estatais, como a China, acederem aos modelos do Meta, Zuckerberg afirma que os esfor\u00e7os para os manter fora das m\u00e3os dos chineses n\u00e3o v\u00e3o resultar.<\/p>\n<p>\"Os nossos advers\u00e1rios s\u00e3o \u00f3ptimos em espionagem, roubar modelos que cabem numa pen drive \u00e9 relativamente f\u00e1cil e a maioria das empresas de tecnologia est\u00e1 longe de operar de forma a tornar isto mais dif\u00edcil\", explicou.<\/p>\n<p>O entusiasmo com um modelo de IA de fonte aberta como o Llama 3.1 405B a enfrentar os grandes modelos fechados \u00e9 justificado.<\/p>\n<p>Mas com os rumores de GPT-5 e Claude 3.5 Opus \u00e0 espera, estes resultados de refer\u00eancia podem n\u00e3o envelhecer muito bem.<\/p>","protected":false},"excerpt":{"rendered":"<p>A Meta lan\u00e7ou os seus modelos Llama 3.1 actualizados nas vers\u00f5es 8B, 70B e 405B e comprometeu-se com a vis\u00e3o de fonte aberta de Mark Zuckerberg para o futuro da IA. As novas adi\u00e7\u00f5es \u00e0 fam\u00edlia de modelos Llama da Meta v\u00eam com um comprimento de contexto expandido de 128k e suporte em oito idiomas. A Meta diz que o seu modelo 405B altamente antecipado demonstra \"flexibilidade, controlo e capacidades de ponta incompar\u00e1veis que rivalizam com os melhores modelos de c\u00f3digo fechado\". Tamb\u00e9m afirma que o Llama 3.1 405B \u00e9 o \"maior e mais capaz modelo de funda\u00e7\u00e3o dispon\u00edvel abertamente do mundo\". Com os custos de computa\u00e7\u00e3o cada vez mais elevados que est\u00e3o a ser gastos para treinar modelos cada vez maiores, h\u00e1<\/p>","protected":false},"author":6,"featured_media":11668,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[84],"tags":[],"class_list":["post-13572","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Meta releases Llama 3.1 models, sticks with open strategy | DailyAI<\/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:\/\/dailyai.com\/pt\/2024\/07\/meta-releases-llama-3-1-models-sticks-with-open-strategy\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Meta releases Llama 3.1 models, sticks with open strategy | DailyAI\" \/>\n<meta property=\"og:description\" content=\"Meta has released its upgraded Llama 3.1 models in 8B, 70B, and 405B versions and committed to Mark Zuckerberg\u2019s open source vision for the future of AI. The new additions to Meta\u2019s Llama family of models come with an expanded context length of 128k and support across eight languages. Meta says its highly anticipated 405B model demonstrates \u201cunmatched flexibility, control, and state-of-the-art capabilities that rival the best closed source models.\u201d It also claims that Llama 3.1 405B is the \u201cthe world\u2019s largest and most capable openly available foundation model.\u201d With eye-watering computing costs being spent to train ever-larger models, there\" \/>\n<meta property=\"og:url\" content=\"https:\/\/dailyai.com\/pt\/2024\/07\/meta-releases-llama-3-1-models-sticks-with-open-strategy\/\" \/>\n<meta property=\"og:site_name\" content=\"DailyAI\" \/>\n<meta property=\"article:published_time\" content=\"2024-07-24T09:42:00+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/dailyai.com\/wp-content\/uploads\/2024\/04\/DALL\u00b7E-2024-04-18-23.38.06-A-high-tech-AI-inspired-background-featuring-the-Meta-Llama-logo-with-the-word-Meta-prominently-displayed.-The-design-showcases-a-stylized-digit.webp\" \/>\n\t<meta property=\"og:image:width\" 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