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<div class="textblock"><code>#include &lt;optional&gt;</code><br />
<code>#include &quot;<a class="el" href="utils_8h_source.html">mlx/utils.h</a>&quot;</code><br />
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Namespaces</h2></td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">namespace &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="namespacemlx.html">mlx</a></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">namespace &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="namespacemlx_1_1core.html">mlx::core</a></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">namespace &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="namespacemlx_1_1core_1_1fast.html">mlx::core::fast</a></td></tr>
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Typedefs</h2></td></tr>
<tr class="memitem:a9390693ff7be931f3ef3428e2ea4c3f9" id="r_a9390693ff7be931f3ef3428e2ea4c3f9"><td class="memItemLeft" align="right" valign="top">typedef std::variant&lt; int, bool, <a class="el" href="structmlx_1_1core_1_1_dtype.html">Dtype</a> &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="namespacemlx_1_1core_1_1fast.html#a9390693ff7be931f3ef3428e2ea4c3f9">mlx::core::fast::TemplateArg</a></td></tr>
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<tr class="memitem:aa45bf61e7a5c4ad0114b82ed80ae0dbd" id="r_aa45bf61e7a5c4ad0114b82ed80ae0dbd"><td class="memItemLeft" align="right" valign="top">typedef std::function&lt; std::vector&lt; <a class="el" href="classmlx_1_1core_1_1array.html">array</a> &gt;(const std::vector&lt; <a class="el" href="classmlx_1_1core_1_1array.html">array</a> &gt; &amp;, const std::vector&lt; <a class="el" href="namespacemlx_1_1core.html#a694e23f2d59606643728ad443d621416">Shape</a> &gt; &amp;, const std::vector&lt; <a class="el" href="structmlx_1_1core_1_1_dtype.html">Dtype</a> &gt; &amp;, std::tuple&lt; int, int, int &gt;, std::tuple&lt; int, int, int &gt;, std::vector&lt; std::pair&lt; std::string, <a class="el" href="namespacemlx_1_1core_1_1fast.html#a9390693ff7be931f3ef3428e2ea4c3f9">TemplateArg</a> &gt; &gt;, std::optional&lt; float &gt;, bool, <a class="el" href="namespacemlx_1_1core.html#a95fc1013cc48fbfee0c54310711a5e58">StreamOrDevice</a>)&gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="namespacemlx_1_1core_1_1fast.html#aa45bf61e7a5c4ad0114b82ed80ae0dbd">mlx::core::fast::MetalKernelFunction</a></td></tr>
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Functions</h2></td></tr>
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<tr class="memitem:a01bd533ebd0e2415c4ee30032d51d7bf" id="r_a01bd533ebd0e2415c4ee30032d51d7bf"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classmlx_1_1core_1_1array.html">array</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="namespacemlx_1_1core_1_1fast.html#a01bd533ebd0e2415c4ee30032d51d7bf">mlx::core::fast::layer_norm</a> (const <a class="el" href="classmlx_1_1core_1_1array.html">array</a> &amp;x, const std::optional&lt; <a class="el" href="classmlx_1_1core_1_1array.html">array</a> &gt; &amp;weight, const std::optional&lt; <a class="el" href="classmlx_1_1core_1_1array.html">array</a> &gt; &amp;bias, float eps, <a class="el" href="namespacemlx_1_1core.html#a95fc1013cc48fbfee0c54310711a5e58">StreamOrDevice</a> s={})</td></tr>
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<tr class="memitem:a534ef357eae24892684a6ecd866d3fab" id="r_a534ef357eae24892684a6ecd866d3fab"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classmlx_1_1core_1_1array.html">array</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="namespacemlx_1_1core_1_1fast.html#a534ef357eae24892684a6ecd866d3fab">mlx::core::fast::rope</a> (const <a class="el" href="classmlx_1_1core_1_1array.html">array</a> &amp;x, int dims, bool traditional, std::optional&lt; float &gt; base, float scale, int offset, const std::optional&lt; <a class="el" href="classmlx_1_1core_1_1array.html">array</a> &gt; &amp;freqs=std::nullopt, <a class="el" href="namespacemlx_1_1core.html#a95fc1013cc48fbfee0c54310711a5e58">StreamOrDevice</a> s={})</td></tr>
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<tr class="memitem:a1632b78950f0c8c31b24be7d80faeb39" id="r_a1632b78950f0c8c31b24be7d80faeb39"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classmlx_1_1core_1_1array.html">array</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="namespacemlx_1_1core_1_1fast.html#a1632b78950f0c8c31b24be7d80faeb39">mlx::core::fast::rope</a> (const <a class="el" href="classmlx_1_1core_1_1array.html">array</a> &amp;x, int dims, bool traditional, std::optional&lt; float &gt; base, float scale, const <a class="el" href="classmlx_1_1core_1_1array.html">array</a> &amp;offset, const std::optional&lt; <a class="el" href="classmlx_1_1core_1_1array.html">array</a> &gt; &amp;freqs=std::nullopt, <a class="el" href="namespacemlx_1_1core.html#a95fc1013cc48fbfee0c54310711a5e58">StreamOrDevice</a> s={})</td></tr>
<tr class="separator:a1632b78950f0c8c31b24be7d80faeb39"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a3663b50265b0a9c0cca2b5376852e059" id="r_a3663b50265b0a9c0cca2b5376852e059"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classmlx_1_1core_1_1array.html">array</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="namespacemlx_1_1core_1_1fast.html#a3663b50265b0a9c0cca2b5376852e059">mlx::core::fast::scaled_dot_product_attention</a> (const <a class="el" href="classmlx_1_1core_1_1array.html">array</a> &amp;queries, const <a class="el" href="classmlx_1_1core_1_1array.html">array</a> &amp;keys, const <a class="el" href="classmlx_1_1core_1_1array.html">array</a> &amp;values, const float scale, const std::optional&lt; <a class="el" href="classmlx_1_1core_1_1array.html">array</a> &gt; &amp;mask=std::nullopt, const std::optional&lt; int &gt; memory_efficient_threshold=std::nullopt, <a class="el" href="namespacemlx_1_1core.html#a95fc1013cc48fbfee0c54310711a5e58">StreamOrDevice</a> s={})</td></tr>
<tr class="memdesc:a3663b50265b0a9c0cca2b5376852e059"><td class="mdescLeft">&#160;</td><td class="mdescRight">Computes: O = softmax(Q @ K.T) @ V. <br /></td></tr>
<tr class="separator:a3663b50265b0a9c0cca2b5376852e059"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aa4b5f6886b2288cb6dfdd8598579f080" id="r_aa4b5f6886b2288cb6dfdd8598579f080"><td class="memItemLeft" align="right" valign="top">std::tuple&lt; <a class="el" href="classmlx_1_1core_1_1array.html">array</a>, <a class="el" href="classmlx_1_1core_1_1array.html">array</a>, <a class="el" href="classmlx_1_1core_1_1array.html">array</a> &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="namespacemlx_1_1core_1_1fast.html#aa4b5f6886b2288cb6dfdd8598579f080">mlx::core::fast::affine_quantize</a> (const <a class="el" href="classmlx_1_1core_1_1array.html">array</a> &amp;w, int group_size=64, int bits=4, <a class="el" href="namespacemlx_1_1core.html#a95fc1013cc48fbfee0c54310711a5e58">StreamOrDevice</a> s={})</td></tr>
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<tr class="memitem:a12c7ef41409d6fb378008e67b6fab328" id="r_a12c7ef41409d6fb378008e67b6fab328"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classmlx_1_1core_1_1array.html">array</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="namespacemlx_1_1core_1_1fast.html#a12c7ef41409d6fb378008e67b6fab328">mlx::core::fast::affine_dequantize</a> (const <a class="el" href="classmlx_1_1core_1_1array.html">array</a> &amp;w, const <a class="el" href="classmlx_1_1core_1_1array.html">array</a> &amp;scales, const <a class="el" href="classmlx_1_1core_1_1array.html">array</a> &amp;biases, int group_size=64, int bits=4, <a class="el" href="namespacemlx_1_1core.html#a95fc1013cc48fbfee0c54310711a5e58">StreamOrDevice</a> s={})</td></tr>
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<tr class="memitem:ab16436b465dc10ce472193d541d8426e" id="r_ab16436b465dc10ce472193d541d8426e"><td class="memItemLeft" align="right" valign="top"><a class="el" href="namespacemlx_1_1core_1_1fast.html#aa45bf61e7a5c4ad0114b82ed80ae0dbd">MetalKernelFunction</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="namespacemlx_1_1core_1_1fast.html#ab16436b465dc10ce472193d541d8426e">mlx::core::fast::metal_kernel</a> (const std::string &amp;name, const std::vector&lt; std::string &gt; &amp;input_names, const std::vector&lt; std::string &gt; &amp;output_names, const std::string &amp;source, const std::string &amp;header=&quot;&quot;, bool ensure_row_contiguous=true, bool atomic_outputs=false)</td></tr>
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