diff --git a/neuralnetworks/1.1/types.hal b/neuralnetworks/1.1/types.hal
index 18863d3e89..fae5dd0caa 100644
--- a/neuralnetworks/1.1/types.hal
+++ b/neuralnetworks/1.1/types.hal
@@ -330,4 +330,12 @@ struct Model {
      * equals OperandLifeTime::CONSTANT_REFERENCE.
      */
     vec<memory> pools;
+
+    /**
+     * 'true' indicates TENSOR_FLOAT32 may be calculated with range and/or
+     * precision as low as that of the IEEE 754 16-bit floating-point format.
+     * 'false' indicates TENSOR_FLOAT32 must be calculated using at least the
+     * range and precision of the IEEE 754 32-bit floating-point format.
+     */
+    bool relaxComputationFloat32toFloat16;
 };