{"id":32056,"date":"2025-08-16T06:06:28","date_gmt":"2025-08-16T06:06:28","guid":{"rendered":"https:\/\/youzum.net\/salesforce-ai-releases-moirai-2-0-salesforces-latest-time-series-foundation-model-built-on-a-decoder%e2%80%91only-transformer-architecture\/"},"modified":"2025-08-16T06:06:28","modified_gmt":"2025-08-16T06:06:28","slug":"salesforce-ai-releases-moirai-2-0-salesforces-latest-time-series-foundation-model-built-on-a-decoder%e2%80%91only-transformer-architecture","status":"publish","type":"post","link":"https:\/\/youzum.net\/ja\/salesforce-ai-releases-moirai-2-0-salesforces-latest-time-series-foundation-model-built-on-a-decoder%e2%80%91only-transformer-architecture\/","title":{"rendered":"Salesforce AI Releases Moirai 2.0: Salesforce\u2019s Latest Time Series Foundation Model Built on a Decoder\u2011only Transformer Architecture"},"content":{"rendered":"<p>Salesforce AI Research has unveiled <strong><a href=\"https:\/\/huggingface.co\/Salesforce\/moirai-2.0-R-small\" target=\"_blank\" rel=\"noreferrer noopener\">Moirai 2.0<\/a><\/strong>, the latest advancement in the world of time series foundation models. Built atop a <strong>decoder-only transformer architecture<\/strong>, Moirai 2.0 sets a new bar for performance and efficiency, claiming the #1 spot on the <a href=\"https:\/\/huggingface.co\/spaces\/Salesforce\/GIFT-Eval\" target=\"_blank\" rel=\"noreferrer noopener\">GIFT-Eval benchmark<\/a>-the gold standard for time-series forecasting model evaluation. Not only is it <strong>44% faster in inference and 96% smaller in size<\/strong> compared to its predecessor, but this substantial leap comes <strong>without sacrificing accuracy<\/strong>\u2014making it a game-changer for both research and enterprise environments.<\/p>\n<h2 class=\"wp-block-heading\"><strong>What Makes Moirai 2.0 Special?<\/strong><\/h2>\n<h3 class=\"wp-block-heading\"><strong>Architecture Innovations<\/strong><\/h3>\n<ul class=\"wp-block-list\">\n<li><strong>Decoder-only Transformer:<\/strong> The switch from a masked encoder to a decoder-only transformer empowers Moirai 2.0 to better model autoregressive forecast generation, enhancing scalability and performance on larger, more complex datasets.<\/li>\n<li><strong>Efficient Multi-Token Prediction:<\/strong> By predicting multiple tokens at a time (rather than just one), the model achieves greater efficiency and stability during forecasting.<\/li>\n<li><strong>Advanced Data Filtering:<\/strong> Low-quality, non-forecastable time series are automatically filtered out during training, improving robustness.<\/li>\n<li><strong>Patch Token Embedding &amp; Random Masking:<\/strong> New techniques in encoding missing value information and robustness to incomplete data during inference.<\/li>\n<\/ul>\n<h3 class=\"wp-block-heading\"><strong>Expanded Dataset for Pretraining<\/strong><\/h3>\n<p>Moirai 2.0 leverages a <strong>richer mix of training data<\/strong>:<\/p>\n<ul class=\"wp-block-list\">\n<li>Real-world sets like <strong>GIFT-Eval Pretrain<\/strong> and <strong>Train<\/strong><\/li>\n<li><strong>Chronos mixup:<\/strong> Synthetic time series blending for diversity<\/li>\n<li><strong>KernelSynth<\/strong> procedures from Chronos research<\/li>\n<li>Internal operational data from Salesforce IT systems<\/li>\n<\/ul>\n<p>This broad data foundation enables Moirai 2.0 to generalize across countless forecasting tasks and domains.<\/p>\n<h3 class=\"wp-block-heading\"><strong>Performance: Breaking New Ground<\/strong><\/h3>\n<p>Moirai 2.0 is a leap beyond its predecessors:<\/p>\n<ul class=\"wp-block-list\">\n<li><strong>Best MASE Score<\/strong> on GIFT-Eval for non-data-leaking models (industry-accepted metric for forecast accuracy)<\/li>\n<li><strong>CRPS Performance<\/strong> matches previous state-of-the-art<\/li>\n<li><strong>Compared to Moirai_large:<\/strong>\n<ul class=\"wp-block-list\">\n<li>16% better on MASE<\/li>\n<li>13% better on CRPS<\/li>\n<li>44% faster in inference<\/li>\n<li>96% smaller parameter size<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"487\" data-attachment-id=\"73638\" data-permalink=\"https:\/\/www.marktechpost.com\/2025\/08\/15\/salesforce-ai-releases-moirai-2-0-salesforces-latest-time-series-foundation-model-built-on-a-decoder%e2%80%91only-transformer-architecture\/screenshot-2025-08-15-at-1-21-23-pm-2\/\" data-orig-file=\"https:\/\/www.marktechpost.com\/wp-content\/uploads\/2025\/08\/Screenshot-2025-08-15-at-1.21.23-PM-1.png\" data-orig-size=\"1958,932\" data-comments-opened=\"1\" data-image-meta='{\"aperture\":\"0\",\"credit\":\"\",\"camera\":\"\",\"caption\":\"\",\"created_timestamp\":\"0\",\"copyright\":\"\",\"focal_length\":\"0\",\"iso\":\"0\",\"shutter_speed\":\"0\",\"title\":\"\",\"orientation\":\"0\"}' data-image-title=\"Screenshot 2025-08-15 at 1.21.23\u202fPM\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/www.marktechpost.com\/wp-content\/uploads\/2025\/08\/Screenshot-2025-08-15-at-1.21.23-PM-1-300x143.png\" data-large-file=\"https:\/\/www.marktechpost.com\/wp-content\/uploads\/2025\/08\/Screenshot-2025-08-15-at-1.21.23-PM-1-1024x487.png\" src=\"https:\/\/www.marktechpost.com\/wp-content\/uploads\/2025\/08\/Screenshot-2025-08-15-at-1.21.23-PM-1-1024x487.png\" alt=\"\" class=\"wp-image-73638\" \/><figcaption class=\"wp-element-caption\">https:\/\/www.salesforce.com\/blog\/moirai-2-0\/<\/figcaption><\/figure>\n<\/div>\n<p>These results make high-performance, scalable forecasting more accessible to a broader audience.<\/p>\n<h2 class=\"wp-block-heading\"><strong>Why Moirai 2.0 Matters for Practitioners<\/strong><\/h2>\n<p><strong>Moirai 2.0\u2019s capabilities extend beyond academic benchmarks into enterprise-critical domains<\/strong> such as:<\/p>\n<ul class=\"wp-block-list\">\n<li><strong>IT Operations<\/strong>: Proactive capacity scaling, anomaly detection<\/li>\n<li><strong>Sales Forecasting<\/strong>: Accurate, scalable revenue predictions<\/li>\n<li><strong>Demand Forecasting<\/strong>: Optimized inventory management<\/li>\n<li><strong>Supply Chain Planning<\/strong>: Better scheduling, reduced waste<\/li>\n<li>And many more data-driven business processes<\/li>\n<\/ul>\n<p>With dramatically reduced model size and improved speed, high-quality forecasting can now be applied at scale\u2014empowering businesses to make smarter, faster decisions regardless of their data infrastructure.<\/p>\n<h2 class=\"wp-block-heading\"><strong>Getting Started: Moirai 2.0 in Practice<\/strong><\/h2>\n<p>Integration is seamless for developers and data scientists. Here\u2019s a typical workflow, leveraging open-source modules available on Hugging Face:<\/p>\n<h3 class=\"wp-block-heading\"><strong>Sample Python Workflow<\/strong><\/h3>\n<p><strong>Import Libraries<\/strong><\/p>\n<div class=\"dm-code-snippet dark dm-normal-version default no-background-mobile\">\n<div class=\"control-language\">\n<div class=\"dm-buttons\">\n<div class=\"dm-buttons-left\">\n<div class=\"dm-button-snippet red-button\"><\/div>\n<div class=\"dm-button-snippet orange-button\"><\/div>\n<div class=\"dm-button-snippet green-button\"><\/div>\n<\/div>\n<div class=\"dm-buttons-right\"><a><span class=\"dm-copy-text\">Copy Code<\/span><span class=\"dm-copy-confirmed\">Copied<\/span><span class=\"dm-error-message\">Use a different Browser<\/span><\/a><\/div>\n<\/div>\n<pre class=\"no-line-numbers\"><code class=\"no-wrap language-php\">import matplotlib.pyplot as plt\nfrom gluonts.dataset.repository import dataset_recipes\nfrom uni2ts.eval_util.data import get_gluonts_test_dataset\nfrom uni2ts.model.moirai2 import Moirai2Forecast, Moirai2Module\n<\/code><\/pre>\n<\/div>\n<\/div>\n<p><strong>Load Moirai 2.0<\/strong><\/p>\n<div class=\"dm-code-snippet dark dm-normal-version default no-background-mobile\">\n<div class=\"control-language\">\n<div class=\"dm-buttons\">\n<div class=\"dm-buttons-left\">\n<div class=\"dm-button-snippet red-button\"><\/div>\n<div class=\"dm-button-snippet orange-button\"><\/div>\n<div class=\"dm-button-snippet green-button\"><\/div>\n<\/div>\n<div class=\"dm-buttons-right\"><a><span class=\"dm-copy-text\">Copy Code<\/span><span class=\"dm-copy-confirmed\">Copied<\/span><span class=\"dm-error-message\">Use a different Browser<\/span><\/a><\/div>\n<\/div>\n<pre class=\"no-line-numbers\"><code class=\"no-wrap language-php\">model = Moirai2Forecast(\n    module=Moirai2Module.from_pretrained(\"Salesforce\/moirai-2.0-R-small\"),\n    prediction_length=100,\n    context_length=1680,\n    target_dim=1,\n    feat_dynamic_real_dim=0,\n    past_feat_dynamic_real_dim=0\n)\n<\/code><\/pre>\n<\/div>\n<\/div>\n<p><strong>Load Dataset &amp; Generate Forecasts<\/strong><\/p>\n<div class=\"dm-code-snippet dark dm-normal-version default no-background-mobile\">\n<div class=\"control-language\">\n<div class=\"dm-buttons\">\n<div class=\"dm-buttons-left\">\n<div class=\"dm-button-snippet red-button\"><\/div>\n<div class=\"dm-button-snippet orange-button\"><\/div>\n<div class=\"dm-button-snippet green-button\"><\/div>\n<\/div>\n<div class=\"dm-buttons-right\"><a><span class=\"dm-copy-text\">Copy Code<\/span><span class=\"dm-copy-confirmed\">Copied<\/span><span class=\"dm-error-message\">Use a different Browser<\/span><\/a><\/div>\n<\/div>\n<pre class=\"no-line-numbers\"><code class=\"no-wrap language-php\">test_data, metadata = get_gluonts_test_dataset(\"electricity\", prediction_length=None, regenerate=False)\npredictor = model.create_predictor(batch_size=32)\nforecasts = predictor.predict(test_data.input)\n<\/code><\/pre>\n<\/div>\n<\/div>\n<p><strong>Visualize Results<\/strong><\/p>\n<div class=\"dm-code-snippet dark dm-normal-version default no-background-mobile\">\n<div class=\"control-language\">\n<div class=\"dm-buttons\">\n<div class=\"dm-buttons-left\">\n<div class=\"dm-button-snippet red-button\"><\/div>\n<div class=\"dm-button-snippet orange-button\"><\/div>\n<div class=\"dm-button-snippet green-button\"><\/div>\n<\/div>\n<div class=\"dm-buttons-right\"><a><span class=\"dm-copy-text\">Copy Code<\/span><span class=\"dm-copy-confirmed\">Copied<\/span><span class=\"dm-error-message\">Use a different Browser<\/span><\/a><\/div>\n<\/div>\n<pre class=\"no-line-numbers\"><code class=\"no-wrap language-php\"># Example visualization\nfig, axes = plt.subplots(nrows=2, ncols=3, figsize=(25, 10))\n# Use Moirai plotting utility to display forecasts\n<\/code><\/pre>\n<\/div>\n<\/div>\n<p>Full examples and notebook links are provided by<a href=\"https:\/\/github.com\/SalesforceAIResearch\/uni2ts\/blob\/main\/example\/moirai_forecast.ipynb\" target=\"_blank\" rel=\"noreferrer noopener\"> Salesforce for deeper experimentation.<\/a><\/p>\n<h2 class=\"wp-block-heading\"><strong>Universal, Scalable, Robust<\/strong><\/h2>\n<p>By democratizing access to cutting-edge, general-purpose forecasting technology, Moirai 2.0 is poised to reshape the landscape of time series modeling. With flexibility across domains, better robustness, faster inference, and lower computational demands, Salesforce AI Research\u2019s model paves the way for businesses and researchers globally to harness the power of forecasting for transformative decision making.<\/p>\n<p>Check out the <strong><a href=\"https:\/\/www.salesforce.com\/blog\/moirai-2-0\/\" target=\"_blank\" rel=\"noreferrer noopener\">Technical details<\/a> <\/strong>and<strong> <a href=\"https:\/\/huggingface.co\/Salesforce\/moirai-2.0-R-small\" target=\"_blank\" rel=\"noreferrer noopener\">Hugging Face (Model)<\/a><\/strong>. Feel free to check out our\u00a0<strong><mark><a href=\"https:\/\/github.com\/Marktechpost\/AI-Tutorial-Codes-Included\" target=\"_blank\" rel=\"noreferrer noopener\">GitHub Page for Tutorials, Codes and Notebooks<\/a><\/mark><\/strong>.\u00a0Also,\u00a0feel free to follow us on\u00a0<strong><a href=\"https:\/\/x.com\/intent\/follow?screen_name=marktechpost\" target=\"_blank\" rel=\"noreferrer noopener\"><mark>Twitter<\/mark><\/a><\/strong>\u00a0and don\u2019t forget to join our\u00a0<strong><a href=\"https:\/\/www.reddit.com\/r\/machinelearningnews\/\" target=\"_blank\" rel=\"noreferrer noopener\">100k+ ML SubReddit<\/a><\/strong>\u00a0and Subscribe to\u00a0<strong><a href=\"https:\/\/www.aidevsignals.com\/\" target=\"_blank\" rel=\"noreferrer noopener\">our Newsletter<\/a><\/strong>.<\/p>\n\n<p>The post <a href=\"https:\/\/www.marktechpost.com\/2025\/08\/15\/salesforce-ai-releases-moirai-2-0-salesforces-latest-time-series-foundation-model-built-on-a-decoder%E2%80%91only-transformer-architecture\/\">Salesforce AI Releases Moirai 2.0: Salesforce\u2019s Latest Time Series Foundation Model Built on a Decoder\u2011only Transformer Architecture<\/a> appeared first on <a href=\"https:\/\/www.marktechpost.com\/\">MarkTechPost<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"<p>Salesforce AI Research has unveiled Moirai 2.0, the latest advancement in the world of time series foundation models. Built atop a decoder-only transformer architecture, Moirai 2.0 sets a new bar for performance and efficiency, claiming the #1 spot on the GIFT-Eval benchmark-the gold standard for time-series forecasting model evaluation. Not only is it 44% faster in inference and 96% smaller in size compared to its predecessor, but this substantial leap comes without sacrificing accuracy\u2014making it a game-changer for both research and enterprise environments. What Makes Moirai 2.0 Special? Architecture Innovations Decoder-only Transformer: The switch from a masked encoder to a decoder-only transformer empowers Moirai 2.0 to better model autoregressive forecast generation, enhancing scalability and performance on larger, more complex datasets. Efficient Multi-Token Prediction: By predicting multiple tokens at a time (rather than just one), the model achieves greater efficiency and stability during forecasting. Advanced Data Filtering: Low-quality, non-forecastable time series are automatically filtered out during training, improving robustness. Patch Token Embedding &amp; Random Masking: New techniques in encoding missing value information and robustness to incomplete data during inference. Expanded Dataset for Pretraining Moirai 2.0 leverages a richer mix of training data: Real-world sets like GIFT-Eval Pretrain and Train Chronos mixup: Synthetic time series blending for diversity KernelSynth procedures from Chronos research Internal operational data from Salesforce IT systems This broad data foundation enables Moirai 2.0 to generalize across countless forecasting tasks and domains. Performance: Breaking New Ground Moirai 2.0 is a leap beyond its predecessors: Best MASE Score on GIFT-Eval for non-data-leaking models (industry-accepted metric for forecast accuracy) CRPS Performance matches previous state-of-the-art Compared to Moirai_large: 16% better on MASE 13% better on CRPS 44% faster in inference 96% smaller parameter size https:\/\/www.salesforce.com\/blog\/moirai-2-0\/ These results make high-performance, scalable forecasting more accessible to a broader audience. Why Moirai 2.0 Matters for Practitioners Moirai 2.0\u2019s capabilities extend beyond academic benchmarks into enterprise-critical domains such as: IT Operations: Proactive capacity scaling, anomaly detection Sales Forecasting: Accurate, scalable revenue predictions Demand Forecasting: Optimized inventory management Supply Chain Planning: Better scheduling, reduced waste And many more data-driven business processes With dramatically reduced model size and improved speed, high-quality forecasting can now be applied at scale\u2014empowering businesses to make smarter, faster decisions regardless of their data infrastructure. Getting Started: Moirai 2.0 in Practice Integration is seamless for developers and data scientists. Here\u2019s a typical workflow, leveraging open-source modules available on Hugging Face: Sample Python Workflow Import Libraries Copy CodeCopiedUse a different Browser import matplotlib.pyplot as plt from gluonts.dataset.repository import dataset_recipes from uni2ts.eval_util.data import get_gluonts_test_dataset from uni2ts.model.moirai2 import Moirai2Forecast, Moirai2Module Load Moirai 2.0 Copy CodeCopiedUse a different Browser model = Moirai2Forecast( module=Moirai2Module.from_pretrained(&#8220;Salesforce\/moirai-2.0-R-small&#8221;), prediction_length=100, context_length=1680, target_dim=1, feat_dynamic_real_dim=0, past_feat_dynamic_real_dim=0 ) Load Dataset &amp; Generate Forecasts Copy CodeCopiedUse a different Browser test_data, metadata = get_gluonts_test_dataset(&#8220;electricity&#8221;, prediction_length=None, regenerate=False) predictor = model.create_predictor(batch_size=32) forecasts = predictor.predict(test_data.input) Visualize Results Copy CodeCopiedUse a different Browser # Example visualization fig, axes = plt.subplots(nrows=2, ncols=3, figsize=(25, 10)) # Use Moirai plotting utility to display forecasts Full examples and notebook links are provided by Salesforce for deeper experimentation. Universal, Scalable, Robust By democratizing access to cutting-edge, general-purpose forecasting technology, Moirai 2.0 is poised to reshape the landscape of time series modeling. With flexibility across domains, better robustness, faster inference, and lower computational demands, Salesforce AI Research\u2019s model paves the way for businesses and researchers globally to harness the power of forecasting for transformative decision making. Check out the Technical details and Hugging Face (Model). Feel free to check out our\u00a0GitHub Page for Tutorials, Codes and Notebooks.\u00a0Also,\u00a0feel free to follow us on\u00a0Twitter\u00a0and don\u2019t forget to join our\u00a0100k+ ML SubReddit\u00a0and Subscribe to\u00a0our Newsletter. The post Salesforce AI Releases Moirai 2.0: Salesforce\u2019s Latest Time Series Foundation Model Built on a Decoder\u2011only Transformer Architecture appeared first on MarkTechPost.<\/p>","protected":false},"author":2,"featured_media":32057,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"pmpro_default_level":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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