diff --git a/core/api/src/main/java/org/onosproject/net/pi/model/PiActionProfileModel.java b/core/api/src/main/java/org/onosproject/net/pi/model/PiActionProfileModel.java
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index 0000000..66b8c53
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+++ b/core/api/src/main/java/org/onosproject/net/pi/model/PiActionProfileModel.java
@@ -0,0 +1,56 @@
+/*
+ * Copyright 2017-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.onosproject.net.pi.model;
+
+import com.google.common.annotations.Beta;
+
+import java.util.Collection;
+
+/**
+ * Model of an action profile in a protocol-independent pipeline.
+ */
+@Beta
+public interface PiActionProfileModel {
+
+    /**
+     * Returns the ID of this action profile.
+     *
+     * @return action profile ID
+     */
+    PiActionProfileId id();
+
+    /**
+     * Returns the collection of table IDs that use this action profile.
+     *
+     * @return collection of table models
+     */
+    Collection<PiTableId> tables();
+
+    /**
+     * Returns true if this action profile implements dynamic selection, false otherwise.
+     *
+     * @return true if action profile implements dynamic selection, false otherwise
+     */
+    boolean hasSelector();
+
+    /**
+     * Returns the maximum number of member entries of this action profile.
+     *
+     * @return maximum number of member entries
+     */
+    long maxSize();
+}