--- /dev/null
+// Copyright 2018 Google LLC
+//
+// 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.
+
+syntax = "proto3";
+
+package google.cloud.automl.v1beta1;
+
+import "google/api/annotations.proto";
+import "google/cloud/automl/v1beta1/annotation_payload.proto";
+import "google/cloud/automl/v1beta1/data_items.proto";
+
+option go_package = "google.golang.org/genproto/googleapis/cloud/automl/v1beta1;automl";
+option java_multiple_files = true;
+option java_outer_classname = "PredictionServiceProto";
+option java_package = "com.google.cloud.automl.v1beta1";
+option php_namespace = "Google\\Cloud\\AutoMl\\V1beta1";
+
+// AutoML Prediction API.
+service PredictionService {
+ // Perform a prediction.
+ rpc Predict(PredictRequest) returns (PredictResponse) {
+ option (google.api.http) = {
+ post: "/v1beta1/{name=projects/*/locations/*/models/*}:predict"
+ body: "*"
+ };
+ }
+}
+
+// Request message for
+// [PredictionService.Predict][google.cloud.automl.v1beta1.PredictionService.Predict].
+message PredictRequest {
+ // Name of the model requested to serve the prediction.
+ string name = 1;
+
+ // Required.
+ // Payload to perform a prediction on. The payload must match the
+ // problem type that the model was trained to solve.
+ ExamplePayload payload = 2;
+
+ // Additional domain-specific parameters, any string must be up to 25000
+ // characters long.
+ //
+ // * For Image Classification:
+ //
+ // `score_threshold` - (float) A value from 0.0 to 1.0. When the model
+ // makes predictions for an
+ // image, it will only produce results that have at least this confidence
+ // score threshold. The default is 0.5.
+ map<string, string> params = 3;
+}
+
+// Response message for
+// [PredictionService.Predict][google.cloud.automl.v1beta1.PredictionService.Predict].
+//
+// Currently, this is only
+// used to return an image recognition prediction result. More prediction
+// output metadata might be introduced in the future.
+message PredictResponse {
+ // Prediction result.
+ repeated AnnotationPayload payload = 1;
+
+ // Additional domain-specific prediction response metadata.
+ map<string, string> metadata = 2;
+}