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href="https://openxla.org/xla?hl=vi" /><title>OpenXLA Project</title> <meta property="og:title" content="OpenXLA Project"><meta property="og:url" content="https://openxla.org/xla"><meta property="og:image" content="https://openxla.org/static/site-assets/images/OpenXLA-Logo-RGB-STACK-LIGHT-BG.png"> <meta property="og:image:width" content="1200"> <meta property="og:image:height" content="675"><meta property="og:locale" content="en"><meta name="twitter:card" content="summary_large_image"><script type="application/ld+json"> { "@context": "https://schema.org", "@type": "Article", "headline": "XLA" } </script> <link rel="stylesheet" href="/extras.css"></head> <body class="" template="page" theme="openxla-theme" type="article" appearance layout="docs" display-toc pending> <devsite-progress type="indeterminate" id="app-progress"></devsite-progress> <section class="devsite-wrapper"> <devsite-cookie-notification-bar></devsite-cookie-notification-bar><devsite-header role="banner"> <div 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class="devsite-nav-text" tooltip > Contact </span> </a> </li> </ul> </div> <div class="devsite-mobile-nav-bottom"> <ul class="devsite-nav-list" menu="_book"> <li class="devsite-nav-item devsite-nav-heading"><div class="devsite-nav-title devsite-nav-title-no-path"> <span class="devsite-nav-text" tooltip>XLA developer guide</span> </div></li> <li class="devsite-nav-item devsite-nav-heading"><div class="devsite-nav-title devsite-nav-title-no-path"> <span class="devsite-nav-text" tooltip>Getting started</span> </div><ul class="devsite-nav-section"><li class="devsite-nav-item"><a href="/xla" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /xla" track-type="bookNav" track-name="click" track-metadata-eventdetail="/xla" ><span class="devsite-nav-text" tooltip>Overview</span></a></li><li class="devsite-nav-item"><a href="/xla/operation_semantics" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom 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/xla/aliasing" track-type="bookNav" track-name="click" track-metadata-eventdetail="/xla/aliasing" ><span class="devsite-nav-text" tooltip>Aliasing</span></a></li><li class="devsite-nav-item"><a href="/xla/async_ops" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /xla/async_ops" track-type="bookNav" track-name="click" track-metadata-eventdetail="/xla/async_ops" ><span class="devsite-nav-text" tooltip>Async HLO instructions</span></a></li><li class="devsite-nav-item"><a href="/xla/broadcasting" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /xla/broadcasting" track-type="bookNav" track-name="click" track-metadata-eventdetail="/xla/broadcasting" ><span class="devsite-nav-text" tooltip>Broadcasting</span></a></li><li class="devsite-nav-item"><a href="/xla/copybara" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /xla/copybara" track-type="bookNav" track-name="click" track-metadata-eventdetail="/xla/copybara" ><span class="devsite-nav-text" tooltip>Copybara quirks</span></a></li><li class="devsite-nav-item"><a href="/xla/determinism" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /xla/determinism" track-type="bookNav" track-name="click" track-metadata-eventdetail="/xla/determinism" ><span class="devsite-nav-text" tooltip>Determinism</span></a></li><li class="devsite-nav-item"><a href="/xla/hermetic_cuda" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /xla/hermetic_cuda" track-type="bookNav" track-name="click" track-metadata-eventdetail="/xla/hermetic_cuda" ><span class="devsite-nav-text" tooltip>Hermetic CUDA overview</span></a></li><li class="devsite-nav-item"><a href="/xla/indexing" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /xla/indexing" track-type="bookNav" track-name="click" track-metadata-eventdetail="/xla/indexing" ><span class="devsite-nav-text" tooltip>Indexing Analysis</span></a></li><li class="devsite-nav-item"><a href="/xla/tools_multihost_hlo_runner" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /xla/tools_multihost_hlo_runner" track-type="bookNav" track-name="click" track-metadata-eventdetail="/xla/tools_multihost_hlo_runner" ><span class="devsite-nav-text" tooltip>Multi-host HLO runner</span></a></li><li class="devsite-nav-item"><a href="/xla/persisted_autotuning" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /xla/persisted_autotuning" track-type="bookNav" track-name="click" track-metadata-eventdetail="/xla/persisted_autotuning" ><span class="devsite-nav-text" tooltip>Persisted autotuning</span></a></li><li class="devsite-nav-item"><a href="/xla/shapes" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /xla/shapes" track-type="bookNav" track-name="click" track-metadata-eventdetail="/xla/shapes" ><span class="devsite-nav-text" tooltip>Shapes and layout</span></a></li><li class="devsite-nav-item"><a href="/xla/tiled_layout" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /xla/tiled_layout" track-type="bookNav" track-name="click" track-metadata-eventdetail="/xla/tiled_layout" ><span class="devsite-nav-text" tooltip>Tiled layout</span></a></li><li class="devsite-nav-item"><a href="/xla/lsp" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: 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class="devsite-nav-text" tooltip>Contributing</span> </div><ul class="devsite-nav-section"><li class="devsite-nav-item"><a href="/xla/contributing" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /xla/contributing" track-type="bookNav" track-name="click" track-metadata-eventdetail="/xla/contributing" ><span class="devsite-nav-text" tooltip>Contributing</span></a></li><li class="devsite-nav-item"><a href="/xla/build_from_source" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /xla/build_from_source" track-type="bookNav" track-name="click" track-metadata-eventdetail="/xla/build_from_source" ><span class="devsite-nav-text" tooltip>Build from source</span></a></li><li class="devsite-nav-item"><a href="/xla/developing_new_backend" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /xla/developing_new_backend" track-type="bookNav" track-name="click" track-metadata-eventdetail="/xla/developing_new_backend" ><span class="devsite-nav-text" tooltip>Develop a new backend for XLA</span></a></li><li class="devsite-nav-item"><a href="/xla/developer_guide" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /xla/developer_guide" track-type="bookNav" track-name="click" track-metadata-eventdetail="/xla/developer_guide" ><span class="devsite-nav-text" tooltip>Developer guide</span></a></li></ul></li> <li class="devsite-nav-item devsite-nav-heading"><div class="devsite-nav-title devsite-nav-title-no-path"> <span class="devsite-nav-text" tooltip>PJRT Plugins</span> </div><ul class="devsite-nav-section"><li class="devsite-nav-item"><a href="/xla/pjrt/pjrt_integration" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: 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devsite-nav-heading"><div class="devsite-nav-title devsite-nav-title-no-path"> <span class="devsite-nav-text" tooltip>Using XLA in TensorFlow</span> </div><ul class="devsite-nav-section"><li class="devsite-nav-item"><a href="/xla/tf2xla" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /xla/tf2xla" track-type="bookNav" track-name="click" track-metadata-eventdetail="/xla/tf2xla" ><span class="devsite-nav-text" tooltip>Using XLA in TensorFlow</span></a></li><li class="devsite-nav-item"><a href="/xla/tf2xla/tfcompile" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /xla/tf2xla/tfcompile" track-type="bookNav" track-name="click" track-metadata-eventdetail="/xla/tf2xla/tfcompile" ><span class="devsite-nav-text" tooltip>Use tfcompile</span></a></li><li class="devsite-nav-item"><a href="/xla/tf2xla/tutorials/autoclustering_xla" 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data-label="Responsive Tab: Installation/Usage" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Installation/Usage </span> </a> </li> <li class="devsite-nav-item"> <a href="/xla" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Documentation" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Documentation </span> </a> </li> <li class="devsite-nav-item"> <a href="https://github.com/openxla/xla" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Responsive Tab: Source Code" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Source Code </span> </a> </li> </ul> <ul class="devsite-nav-list" menu="StableHLO" aria-label="Side menu" 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class="devsite-breadcrumb-item "> <a href="https://openxla.org/" class="devsite-breadcrumb-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Breadcrumbs" data-value="1" track-type="globalNav" track-name="breadcrumb" track-metadata-position="1" track-metadata-eventdetail="OpenXLA" > OpenXLA </a> </li> <li class="devsite-breadcrumb-item "> <div class="devsite-breadcrumb-guillemet material-icons" aria-hidden="true"></div> <a href="https://openxla.org/#xla" class="devsite-breadcrumb-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Breadcrumbs" data-value="2" track-type="globalNav" track-name="breadcrumb" track-metadata-position="2" track-metadata-eventdetail="" > XLA </a> </li> </ul> <devsite-thumb-rating position="header"> </devsite-thumb-rating> </div> <devsite-feedback position="header" project-name="OpenXLA" product-id="5319284" bucket="" context="" version="t-devsite-webserver-20241114-r00-rc02.464921008191574316" data-label="Send 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Automatically generated file. --> <p>XLA (Accelerated Linear Algebra) is an open-source compiler for machine learning. The XLA compiler takes models from popular frameworks such as PyTorch, TensorFlow, and JAX, and optimizes the models for high-performance execution across different hardware platforms including GPUs, CPUs, and ML accelerators.</p> <p>As a part of the OpenXLA project, XLA is built collaboratively by industry-leading ML hardware and software companies, including Alibaba, Amazon Web Services, AMD, Apple, Arm, Google, Intel, Meta, and NVIDIA.</p> <h2 id="key_benefits" data-text="Key benefits" tabindex="-1">Key benefits</h2> <ul> <li><p><strong>Build anywhere</strong>: XLA is already integrated into leading ML frameworks such as TensorFlow, PyTorch, and JAX.</p></li> <li><p><strong>Run anywhere</strong>: It supports various backends including GPUs, CPUs, and ML accelerators, and includes a pluggable infrastructure to add support for more.</p></li> <li><p><strong>Maximize and scale performance</strong>: It optimizes a model's performance with production-tested optimization passes and automated partitioning for model parallelism.</p></li> <li><p><strong>Eliminate complexity</strong>: It leverages the power of <a href="https://mlir.llvm.org/">MLIR</a> to bring the best capabilities into a single compiler toolchain, so you don't have to manage a range of domain-specific compilers.</p></li> <li><p><strong>Future ready</strong>: As an open source project, built through a collaboration of leading ML hardware and software vendors, XLA is designed to operate at the cutting-edge of the ML industry.</p></li> </ul> <h2 id="documentation" data-text="Documentation" tabindex="-1">Documentation</h2> <p>To learn more about XLA, check out the links on the left. 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