diff --git a/app_dart/lib/src/service/config.dart b/app_dart/lib/src/service/config.dart
index a338cdeaf..fd0f7c23d 100644
--- a/app_dart/lib/src/service/config.dart
+++ b/app_dart/lib/src/service/config.dart
@@ -299,8 +299,6 @@ class Config {
     'flutter-dashboard@appspot.gserviceaccount.com',
   };
 
-  int get maxTaskRetries => 2;
-
   /// Max retries for Luci builder with infra failure.
   int get maxLuciTaskRetries => 2;
 
diff --git a/app_dart/test/src/datastore/fake_config.dart b/app_dart/test/src/datastore/fake_config.dart
index 712210a8a..aa9c12d66 100644
--- a/app_dart/test/src/datastore/fake_config.dart
+++ b/app_dart/test/src/datastore/fake_config.dart
@@ -136,9 +136,6 @@ class FakeConfig implements Config {
   @override
   Duration get githubRequestDelay => githubRequestDelayValue ?? Duration.zero;
 
-  @override
-  int get maxTaskRetries => maxTaskRetriesValue!;
-
   /// Size of the shards to send to buildBucket when scheduling builds.
   @override
   int get schedulingShardSize => 5;
diff --git a/dashboard/lib/model/commit_firestore.pb.dart b/dashboard/lib/model/commit_firestore.pb.dart
new file mode 100644
index 000000000..3f233ee2c
--- /dev/null
+++ b/dashboard/lib/model/commit_firestore.pb.dart
@@ -0,0 +1,192 @@
+//
+//  Generated code. Do not modify.
+//  source: lib/model/commit_firestore.proto
+//
+// @dart = 2.12
+
+// ignore_for_file: annotate_overrides, camel_case_types, comment_references
+// ignore_for_file: constant_identifier_names, library_prefixes
+// ignore_for_file: non_constant_identifier_names, prefer_final_fields
+// ignore_for_file: unnecessary_import, unnecessary_this, unused_import
+
+import 'dart:core' as $core;
+
+import 'package:fixnum/fixnum.dart' as $fixnum;
+import 'package:protobuf/protobuf.dart' as $pb;
+
+class CommitDocument extends $pb.GeneratedMessage {
+  factory CommitDocument({
+    $core.String? documentName,
+    $fixnum.Int64? createTimestamp,
+    $core.String? sha,
+    $core.String? author,
+    $core.String? avatar,
+    $core.String? repositoryPath,
+    $core.String? branch,
+    $core.String? message,
+  }) {
+    final $result = create();
+    if (documentName != null) {
+      $result.documentName = documentName;
+    }
+    if (createTimestamp != null) {
+      $result.createTimestamp = createTimestamp;
+    }
+    if (sha != null) {
+      $result.sha = sha;
+    }
+    if (author != null) {
+      $result.author = author;
+    }
+    if (avatar != null) {
+      $result.avatar = avatar;
+    }
+    if (repositoryPath != null) {
+      $result.repositoryPath = repositoryPath;
+    }
+    if (branch != null) {
+      $result.branch = branch;
+    }
+    if (message != null) {
+      $result.message = message;
+    }
+    return $result;
+  }
+  CommitDocument._() : super();
+  factory CommitDocument.fromBuffer($core.List<$core.int> i, [$pb.ExtensionRegistry r = $pb.ExtensionRegistry.EMPTY]) =>
+      create()..mergeFromBuffer(i, r);
+  factory CommitDocument.fromJson($core.String i, [$pb.ExtensionRegistry r = $pb.ExtensionRegistry.EMPTY]) =>
+      create()..mergeFromJson(i, r);
+
+  static final $pb.BuilderInfo _i = $pb.BuilderInfo(_omitMessageNames ? '' : 'CommitDocument',
+      package: const $pb.PackageName(_omitMessageNames ? '' : 'dashboard'), createEmptyInstance: create)
+    ..aOS(1, _omitFieldNames ? '' : 'documentName', protoName: 'documentName')
+    ..aInt64(2, _omitFieldNames ? '' : 'createTimestamp', protoName: 'createTimestamp')
+    ..aOS(3, _omitFieldNames ? '' : 'sha')
+    ..aOS(4, _omitFieldNames ? '' : 'author')
+    ..aOS(5, _omitFieldNames ? '' : 'avatar')
+    ..aOS(6, _omitFieldNames ? '' : 'repositoryPath', protoName: 'repositoryPath')
+    ..aOS(7, _omitFieldNames ? '' : 'branch')
+    ..aOS(8, _omitFieldNames ? '' : 'message')
+    ..hasRequiredFields = false;
+
+  @$core.Deprecated('Using this can add significant overhead to your binary. '
+      'Use [GeneratedMessageGenericExtensions.deepCopy] instead. '
+      'Will be removed in next major version')
+  CommitDocument clone() => CommitDocument()..mergeFromMessage(this);
+  @$core.Deprecated('Using this can add significant overhead to your binary. '
+      'Use [GeneratedMessageGenericExtensions.rebuild] instead. '
+      'Will be removed in next major version')
+  CommitDocument copyWith(void Function(CommitDocument) updates) =>
+      super.copyWith((message) => updates(message as CommitDocument)) as CommitDocument;
+
+  $pb.BuilderInfo get info_ => _i;
+
+  @$core.pragma('dart2js:noInline')
+  static CommitDocument create() => CommitDocument._();
+  CommitDocument createEmptyInstance() => create();
+  static $pb.PbList<CommitDocument> createRepeated() => $pb.PbList<CommitDocument>();
+  @$core.pragma('dart2js:noInline')
+  static CommitDocument getDefault() => _defaultInstance ??= $pb.GeneratedMessage.$_defaultFor<CommitDocument>(create);
+  static CommitDocument? _defaultInstance;
+
+  /// Next ID: 9
+  @$pb.TagNumber(1)
+  $core.String get documentName => $_getSZ(0);
+  @$pb.TagNumber(1)
+  set documentName($core.String v) {
+    $_setString(0, v);
+  }
+
+  @$pb.TagNumber(1)
+  $core.bool hasDocumentName() => $_has(0);
+  @$pb.TagNumber(1)
+  void clearDocumentName() => clearField(1);
+
+  @$pb.TagNumber(2)
+  $fixnum.Int64 get createTimestamp => $_getI64(1);
+  @$pb.TagNumber(2)
+  set createTimestamp($fixnum.Int64 v) {
+    $_setInt64(1, v);
+  }
+
+  @$pb.TagNumber(2)
+  $core.bool hasCreateTimestamp() => $_has(1);
+  @$pb.TagNumber(2)
+  void clearCreateTimestamp() => clearField(2);
+
+  @$pb.TagNumber(3)
+  $core.String get sha => $_getSZ(2);
+  @$pb.TagNumber(3)
+  set sha($core.String v) {
+    $_setString(2, v);
+  }
+
+  @$pb.TagNumber(3)
+  $core.bool hasSha() => $_has(2);
+  @$pb.TagNumber(3)
+  void clearSha() => clearField(3);
+
+  @$pb.TagNumber(4)
+  $core.String get author => $_getSZ(3);
+  @$pb.TagNumber(4)
+  set author($core.String v) {
+    $_setString(3, v);
+  }
+
+  @$pb.TagNumber(4)
+  $core.bool hasAuthor() => $_has(3);
+  @$pb.TagNumber(4)
+  void clearAuthor() => clearField(4);
+
+  @$pb.TagNumber(5)
+  $core.String get avatar => $_getSZ(4);
+  @$pb.TagNumber(5)
+  set avatar($core.String v) {
+    $_setString(4, v);
+  }
+
+  @$pb.TagNumber(5)
+  $core.bool hasAvatar() => $_has(4);
+  @$pb.TagNumber(5)
+  void clearAvatar() => clearField(5);
+
+  @$pb.TagNumber(6)
+  $core.String get repositoryPath => $_getSZ(5);
+  @$pb.TagNumber(6)
+  set repositoryPath($core.String v) {
+    $_setString(5, v);
+  }
+
+  @$pb.TagNumber(6)
+  $core.bool hasRepositoryPath() => $_has(5);
+  @$pb.TagNumber(6)
+  void clearRepositoryPath() => clearField(6);
+
+  @$pb.TagNumber(7)
+  $core.String get branch => $_getSZ(6);
+  @$pb.TagNumber(7)
+  set branch($core.String v) {
+    $_setString(6, v);
+  }
+
+  @$pb.TagNumber(7)
+  $core.bool hasBranch() => $_has(6);
+  @$pb.TagNumber(7)
+  void clearBranch() => clearField(7);
+
+  @$pb.TagNumber(8)
+  $core.String get message => $_getSZ(7);
+  @$pb.TagNumber(8)
+  set message($core.String v) {
+    $_setString(7, v);
+  }
+
+  @$pb.TagNumber(8)
+  $core.bool hasMessage() => $_has(7);
+  @$pb.TagNumber(8)
+  void clearMessage() => clearField(8);
+}
+
+const _omitFieldNames = $core.bool.fromEnvironment('protobuf.omit_field_names');
+const _omitMessageNames = $core.bool.fromEnvironment('protobuf.omit_message_names');
diff --git a/dashboard/lib/model/commit_firestore.pbenum.dart b/dashboard/lib/model/commit_firestore.pbenum.dart
new file mode 100644
index 000000000..f00e762fb
--- /dev/null
+++ b/dashboard/lib/model/commit_firestore.pbenum.dart
@@ -0,0 +1,10 @@
+//
+//  Generated code. Do not modify.
+//  source: lib/model/commit_firestore.proto
+//
+// @dart = 2.12
+
+// ignore_for_file: annotate_overrides, camel_case_types, comment_references
+// ignore_for_file: constant_identifier_names, library_prefixes
+// ignore_for_file: non_constant_identifier_names, prefer_final_fields
+// ignore_for_file: unnecessary_import, unnecessary_this, unused_import
diff --git a/dashboard/lib/model/commit_firestore.pbjson.dart b/dashboard/lib/model/commit_firestore.pbjson.dart
new file mode 100644
index 000000000..2a918697b
--- /dev/null
+++ b/dashboard/lib/model/commit_firestore.pbjson.dart
@@ -0,0 +1,37 @@
+//
+//  Generated code. Do not modify.
+//  source: lib/model/commit_firestore.proto
+//
+// @dart = 2.12
+
+// ignore_for_file: annotate_overrides, camel_case_types, comment_references
+// ignore_for_file: constant_identifier_names, library_prefixes
+// ignore_for_file: non_constant_identifier_names, prefer_final_fields
+// ignore_for_file: unnecessary_import, unnecessary_this, unused_import
+
+import 'dart:convert' as $convert;
+import 'dart:core' as $core;
+import 'dart:typed_data' as $typed_data;
+
+@$core.Deprecated('Use commitDocumentDescriptor instead')
+const CommitDocument$json = {
+  '1': 'CommitDocument',
+  '2': [
+    {'1': 'documentName', '3': 1, '4': 1, '5': 9, '10': 'documentName'},
+    {'1': 'createTimestamp', '3': 2, '4': 1, '5': 3, '10': 'createTimestamp'},
+    {'1': 'sha', '3': 3, '4': 1, '5': 9, '10': 'sha'},
+    {'1': 'author', '3': 4, '4': 1, '5': 9, '10': 'author'},
+    {'1': 'avatar', '3': 5, '4': 1, '5': 9, '10': 'avatar'},
+    {'1': 'repositoryPath', '3': 6, '4': 1, '5': 9, '10': 'repositoryPath'},
+    {'1': 'branch', '3': 7, '4': 1, '5': 9, '10': 'branch'},
+    {'1': 'message', '3': 8, '4': 1, '5': 9, '10': 'message'},
+  ],
+};
+
+/// Descriptor for `CommitDocument`. Decode as a `google.protobuf.DescriptorProto`.
+final $typed_data.Uint8List commitDocumentDescriptor =
+    $convert.base64Decode('Cg5Db21taXREb2N1bWVudBIiCgxkb2N1bWVudE5hbWUYASABKAlSDGRvY3VtZW50TmFtZRIoCg'
+        '9jcmVhdGVUaW1lc3RhbXAYAiABKANSD2NyZWF0ZVRpbWVzdGFtcBIQCgNzaGEYAyABKAlSA3No'
+        'YRIWCgZhdXRob3IYBCABKAlSBmF1dGhvchIWCgZhdmF0YXIYBSABKAlSBmF2YXRhchImCg5yZX'
+        'Bvc2l0b3J5UGF0aBgGIAEoCVIOcmVwb3NpdG9yeVBhdGgSFgoGYnJhbmNoGAcgASgJUgZicmFu'
+        'Y2gSGAoHbWVzc2FnZRgIIAEoCVIHbWVzc2FnZQ==');
diff --git a/dashboard/lib/model/commit_firestore.pbserver.dart b/dashboard/lib/model/commit_firestore.pbserver.dart
new file mode 100644
index 000000000..166b6d6fe
--- /dev/null
+++ b/dashboard/lib/model/commit_firestore.pbserver.dart
@@ -0,0 +1,13 @@
+//
+//  Generated code. Do not modify.
+//  source: lib/model/commit_firestore.proto
+//
+// @dart = 2.12
+
+// ignore_for_file: annotate_overrides, camel_case_types, comment_references
+// ignore_for_file: constant_identifier_names
+// ignore_for_file: deprecated_member_use_from_same_package, library_prefixes
+// ignore_for_file: non_constant_identifier_names, prefer_final_fields
+// ignore_for_file: unnecessary_import, unnecessary_this, unused_import
+
+export 'commit_firestore.pb.dart';
diff --git a/dashboard/lib/model/commit_firestore.proto b/dashboard/lib/model/commit_firestore.proto
new file mode 100644
index 000000000..616b954de
--- /dev/null
+++ b/dashboard/lib/model/commit_firestore.proto
@@ -0,0 +1,19 @@
+// Copyright 2019 The Flutter Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+syntax = "proto2";
+
+package dashboard;
+
+message CommitDocument {
+    // Next ID: 9
+    optional string documentName = 1;
+    optional int64 createTimestamp = 2;
+    optional string sha = 3;
+    optional string author = 4;
+    optional string avatar = 5;
+    optional string repositoryPath = 6;
+    optional string branch = 7;
+    optional string message = 8;
+}
diff --git a/dashboard/lib/model/commit_tasks_status.pb.dart b/dashboard/lib/model/commit_tasks_status.pb.dart
new file mode 100644
index 000000000..0ab3b3b8a
--- /dev/null
+++ b/dashboard/lib/model/commit_tasks_status.pb.dart
@@ -0,0 +1,103 @@
+//
+//  Generated code. Do not modify.
+//  source: lib/model/commit_tasks_status.proto
+//
+// @dart = 2.12
+
+// ignore_for_file: annotate_overrides, camel_case_types, comment_references
+// ignore_for_file: constant_identifier_names, library_prefixes
+// ignore_for_file: non_constant_identifier_names, prefer_final_fields
+// ignore_for_file: unnecessary_import, unnecessary_this, unused_import
+
+import 'dart:core' as $core;
+
+import 'package:protobuf/protobuf.dart' as $pb;
+
+import 'commit_firestore.pb.dart' as $0;
+import 'task_firestore.pb.dart' as $1;
+
+class CommitTasksStatus extends $pb.GeneratedMessage {
+  factory CommitTasksStatus({
+    $0.CommitDocument? commit,
+    $core.Iterable<$1.TaskDocument>? tasks,
+    $core.String? branch,
+  }) {
+    final $result = create();
+    if (commit != null) {
+      $result.commit = commit;
+    }
+    if (tasks != null) {
+      $result.tasks.addAll(tasks);
+    }
+    if (branch != null) {
+      $result.branch = branch;
+    }
+    return $result;
+  }
+  CommitTasksStatus._() : super();
+  factory CommitTasksStatus.fromBuffer($core.List<$core.int> i,
+          [$pb.ExtensionRegistry r = $pb.ExtensionRegistry.EMPTY]) =>
+      create()..mergeFromBuffer(i, r);
+  factory CommitTasksStatus.fromJson($core.String i, [$pb.ExtensionRegistry r = $pb.ExtensionRegistry.EMPTY]) =>
+      create()..mergeFromJson(i, r);
+
+  static final $pb.BuilderInfo _i = $pb.BuilderInfo(_omitMessageNames ? '' : 'CommitTasksStatus',
+      package: const $pb.PackageName(_omitMessageNames ? '' : 'dashboard'), createEmptyInstance: create)
+    ..aOM<$0.CommitDocument>(1, _omitFieldNames ? '' : 'commit', subBuilder: $0.CommitDocument.create)
+    ..pc<$1.TaskDocument>(2, _omitFieldNames ? '' : 'tasks', $pb.PbFieldType.PM, subBuilder: $1.TaskDocument.create)
+    ..aOS(3, _omitFieldNames ? '' : 'branch')
+    ..hasRequiredFields = false;
+
+  @$core.Deprecated('Using this can add significant overhead to your binary. '
+      'Use [GeneratedMessageGenericExtensions.deepCopy] instead. '
+      'Will be removed in next major version')
+  CommitTasksStatus clone() => CommitTasksStatus()..mergeFromMessage(this);
+  @$core.Deprecated('Using this can add significant overhead to your binary. '
+      'Use [GeneratedMessageGenericExtensions.rebuild] instead. '
+      'Will be removed in next major version')
+  CommitTasksStatus copyWith(void Function(CommitTasksStatus) updates) =>
+      super.copyWith((message) => updates(message as CommitTasksStatus)) as CommitTasksStatus;
+
+  $pb.BuilderInfo get info_ => _i;
+
+  @$core.pragma('dart2js:noInline')
+  static CommitTasksStatus create() => CommitTasksStatus._();
+  CommitTasksStatus createEmptyInstance() => create();
+  static $pb.PbList<CommitTasksStatus> createRepeated() => $pb.PbList<CommitTasksStatus>();
+  @$core.pragma('dart2js:noInline')
+  static CommitTasksStatus getDefault() =>
+      _defaultInstance ??= $pb.GeneratedMessage.$_defaultFor<CommitTasksStatus>(create);
+  static CommitTasksStatus? _defaultInstance;
+
+  @$pb.TagNumber(1)
+  $0.CommitDocument get commit => $_getN(0);
+  @$pb.TagNumber(1)
+  set commit($0.CommitDocument v) {
+    setField(1, v);
+  }
+
+  @$pb.TagNumber(1)
+  $core.bool hasCommit() => $_has(0);
+  @$pb.TagNumber(1)
+  void clearCommit() => clearField(1);
+  @$pb.TagNumber(1)
+  $0.CommitDocument ensureCommit() => $_ensure(0);
+
+  @$pb.TagNumber(2)
+  $core.List<$1.TaskDocument> get tasks => $_getList(1);
+
+  @$pb.TagNumber(3)
+  $core.String get branch => $_getSZ(2);
+  @$pb.TagNumber(3)
+  set branch($core.String v) {
+    $_setString(2, v);
+  }
+
+  @$pb.TagNumber(3)
+  $core.bool hasBranch() => $_has(2);
+  @$pb.TagNumber(3)
+  void clearBranch() => clearField(3);
+}
+
+const _omitFieldNames = $core.bool.fromEnvironment('protobuf.omit_field_names');
+const _omitMessageNames = $core.bool.fromEnvironment('protobuf.omit_message_names');
diff --git a/dashboard/lib/model/commit_tasks_status.pbenum.dart b/dashboard/lib/model/commit_tasks_status.pbenum.dart
new file mode 100644
index 000000000..50a7599dc
--- /dev/null
+++ b/dashboard/lib/model/commit_tasks_status.pbenum.dart
@@ -0,0 +1,10 @@
+//
+//  Generated code. Do not modify.
+//  source: lib/model/commit_tasks_status.proto
+//
+// @dart = 2.12
+
+// ignore_for_file: annotate_overrides, camel_case_types, comment_references
+// ignore_for_file: constant_identifier_names, library_prefixes
+// ignore_for_file: non_constant_identifier_names, prefer_final_fields
+// ignore_for_file: unnecessary_import, unnecessary_this, unused_import
diff --git a/dashboard/lib/model/commit_tasks_status.pbjson.dart b/dashboard/lib/model/commit_tasks_status.pbjson.dart
new file mode 100644
index 000000000..17747852c
--- /dev/null
+++ b/dashboard/lib/model/commit_tasks_status.pbjson.dart
@@ -0,0 +1,30 @@
+//
+//  Generated code. Do not modify.
+//  source: lib/model/commit_tasks_status.proto
+//
+// @dart = 2.12
+
+// ignore_for_file: annotate_overrides, camel_case_types, comment_references
+// ignore_for_file: constant_identifier_names, library_prefixes
+// ignore_for_file: non_constant_identifier_names, prefer_final_fields
+// ignore_for_file: unnecessary_import, unnecessary_this, unused_import
+
+import 'dart:convert' as $convert;
+import 'dart:core' as $core;
+import 'dart:typed_data' as $typed_data;
+
+@$core.Deprecated('Use commitTasksStatusDescriptor instead')
+const CommitTasksStatus$json = {
+  '1': 'CommitTasksStatus',
+  '2': [
+    {'1': 'commit', '3': 1, '4': 1, '5': 11, '6': '.dashboard.CommitDocument', '10': 'commit'},
+    {'1': 'tasks', '3': 2, '4': 3, '5': 11, '6': '.dashboard.TaskDocument', '10': 'tasks'},
+    {'1': 'branch', '3': 3, '4': 1, '5': 9, '10': 'branch'},
+  ],
+};
+
+/// Descriptor for `CommitTasksStatus`. Decode as a `google.protobuf.DescriptorProto`.
+final $typed_data.Uint8List commitTasksStatusDescriptor =
+    $convert.base64Decode('ChFDb21taXRUYXNrc1N0YXR1cxIxCgZjb21taXQYASABKAsyGS5kYXNoYm9hcmQuQ29tbWl0RG'
+        '9jdW1lbnRSBmNvbW1pdBItCgV0YXNrcxgCIAMoCzIXLmRhc2hib2FyZC5UYXNrRG9jdW1lbnRS'
+        'BXRhc2tzEhYKBmJyYW5jaBgDIAEoCVIGYnJhbmNo');
diff --git a/dashboard/lib/model/commit_tasks_status.pbserver.dart b/dashboard/lib/model/commit_tasks_status.pbserver.dart
new file mode 100644
index 000000000..3f880ccca
--- /dev/null
+++ b/dashboard/lib/model/commit_tasks_status.pbserver.dart
@@ -0,0 +1,13 @@
+//
+//  Generated code. Do not modify.
+//  source: lib/model/commit_tasks_status.proto
+//
+// @dart = 2.12
+
+// ignore_for_file: annotate_overrides, camel_case_types, comment_references
+// ignore_for_file: constant_identifier_names
+// ignore_for_file: deprecated_member_use_from_same_package, library_prefixes
+// ignore_for_file: non_constant_identifier_names, prefer_final_fields
+// ignore_for_file: unnecessary_import, unnecessary_this, unused_import
+
+export 'commit_tasks_status.pb.dart';
diff --git a/dashboard/lib/model/commit_tasks_status.proto b/dashboard/lib/model/commit_tasks_status.proto
new file mode 100644
index 000000000..44fa34a83
--- /dev/null
+++ b/dashboard/lib/model/commit_tasks_status.proto
@@ -0,0 +1,16 @@
+// Copyright 2019 The Flutter Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+syntax = "proto2";
+
+package dashboard;
+
+import "lib/model/commit_firestore.proto";
+import "lib/model/task_firestore.proto";
+
+message CommitTasksStatus {
+    optional CommitDocument commit = 1;
+    repeated TaskDocument tasks = 2;
+    optional string branch = 3;
+}
diff --git a/dashboard/lib/model/task_firestore.pb.dart b/dashboard/lib/model/task_firestore.pb.dart
new file mode 100644
index 000000000..3e7f95757
--- /dev/null
+++ b/dashboard/lib/model/task_firestore.pb.dart
@@ -0,0 +1,226 @@
+//
+//  Generated code. Do not modify.
+//  source: lib/model/task_firestore.proto
+//
+// @dart = 2.12
+
+// ignore_for_file: annotate_overrides, camel_case_types, comment_references
+// ignore_for_file: constant_identifier_names, library_prefixes
+// ignore_for_file: non_constant_identifier_names, prefer_final_fields
+// ignore_for_file: unnecessary_import, unnecessary_this, unused_import
+
+import 'dart:core' as $core;
+
+import 'package:fixnum/fixnum.dart' as $fixnum;
+import 'package:protobuf/protobuf.dart' as $pb;
+
+class TaskDocument extends $pb.GeneratedMessage {
+  factory TaskDocument({
+    $core.String? documentName,
+    $fixnum.Int64? createTimestamp,
+    $fixnum.Int64? startTimestamp,
+    $fixnum.Int64? endTimestamp,
+    $core.String? taskName,
+    $core.int? attempts,
+    $core.bool? bringup,
+    $core.bool? testFlaky,
+    $core.int? buildNumber,
+    $core.String? status,
+  }) {
+    final $result = create();
+    if (documentName != null) {
+      $result.documentName = documentName;
+    }
+    if (createTimestamp != null) {
+      $result.createTimestamp = createTimestamp;
+    }
+    if (startTimestamp != null) {
+      $result.startTimestamp = startTimestamp;
+    }
+    if (endTimestamp != null) {
+      $result.endTimestamp = endTimestamp;
+    }
+    if (taskName != null) {
+      $result.taskName = taskName;
+    }
+    if (attempts != null) {
+      $result.attempts = attempts;
+    }
+    if (bringup != null) {
+      $result.bringup = bringup;
+    }
+    if (testFlaky != null) {
+      $result.testFlaky = testFlaky;
+    }
+    if (buildNumber != null) {
+      $result.buildNumber = buildNumber;
+    }
+    if (status != null) {
+      $result.status = status;
+    }
+    return $result;
+  }
+  TaskDocument._() : super();
+  factory TaskDocument.fromBuffer($core.List<$core.int> i, [$pb.ExtensionRegistry r = $pb.ExtensionRegistry.EMPTY]) =>
+      create()..mergeFromBuffer(i, r);
+  factory TaskDocument.fromJson($core.String i, [$pb.ExtensionRegistry r = $pb.ExtensionRegistry.EMPTY]) =>
+      create()..mergeFromJson(i, r);
+
+  static final $pb.BuilderInfo _i = $pb.BuilderInfo(_omitMessageNames ? '' : 'TaskDocument',
+      package: const $pb.PackageName(_omitMessageNames ? '' : 'dashboard'), createEmptyInstance: create)
+    ..aOS(1, _omitFieldNames ? '' : 'documentName')
+    ..aInt64(2, _omitFieldNames ? '' : 'createTimestamp')
+    ..aInt64(3, _omitFieldNames ? '' : 'startTimestamp')
+    ..aInt64(4, _omitFieldNames ? '' : 'endTimestamp')
+    ..aOS(5, _omitFieldNames ? '' : 'taskName')
+    ..a<$core.int>(6, _omitFieldNames ? '' : 'attempts', $pb.PbFieldType.O3)
+    ..aOB(7, _omitFieldNames ? '' : 'bringup')
+    ..aOB(8, _omitFieldNames ? '' : 'testFlaky')
+    ..a<$core.int>(9, _omitFieldNames ? '' : 'buildNumber', $pb.PbFieldType.O3)
+    ..aOS(10, _omitFieldNames ? '' : 'status')
+    ..hasRequiredFields = false;
+
+  @$core.Deprecated('Using this can add significant overhead to your binary. '
+      'Use [GeneratedMessageGenericExtensions.deepCopy] instead. '
+      'Will be removed in next major version')
+  TaskDocument clone() => TaskDocument()..mergeFromMessage(this);
+  @$core.Deprecated('Using this can add significant overhead to your binary. '
+      'Use [GeneratedMessageGenericExtensions.rebuild] instead. '
+      'Will be removed in next major version')
+  TaskDocument copyWith(void Function(TaskDocument) updates) =>
+      super.copyWith((message) => updates(message as TaskDocument)) as TaskDocument;
+
+  $pb.BuilderInfo get info_ => _i;
+
+  @$core.pragma('dart2js:noInline')
+  static TaskDocument create() => TaskDocument._();
+  TaskDocument createEmptyInstance() => create();
+  static $pb.PbList<TaskDocument> createRepeated() => $pb.PbList<TaskDocument>();
+  @$core.pragma('dart2js:noInline')
+  static TaskDocument getDefault() => _defaultInstance ??= $pb.GeneratedMessage.$_defaultFor<TaskDocument>(create);
+  static TaskDocument? _defaultInstance;
+
+  /// Next ID: 11
+  @$pb.TagNumber(1)
+  $core.String get documentName => $_getSZ(0);
+  @$pb.TagNumber(1)
+  set documentName($core.String v) {
+    $_setString(0, v);
+  }
+
+  @$pb.TagNumber(1)
+  $core.bool hasDocumentName() => $_has(0);
+  @$pb.TagNumber(1)
+  void clearDocumentName() => clearField(1);
+
+  @$pb.TagNumber(2)
+  $fixnum.Int64 get createTimestamp => $_getI64(1);
+  @$pb.TagNumber(2)
+  set createTimestamp($fixnum.Int64 v) {
+    $_setInt64(1, v);
+  }
+
+  @$pb.TagNumber(2)
+  $core.bool hasCreateTimestamp() => $_has(1);
+  @$pb.TagNumber(2)
+  void clearCreateTimestamp() => clearField(2);
+
+  @$pb.TagNumber(3)
+  $fixnum.Int64 get startTimestamp => $_getI64(2);
+  @$pb.TagNumber(3)
+  set startTimestamp($fixnum.Int64 v) {
+    $_setInt64(2, v);
+  }
+
+  @$pb.TagNumber(3)
+  $core.bool hasStartTimestamp() => $_has(2);
+  @$pb.TagNumber(3)
+  void clearStartTimestamp() => clearField(3);
+
+  @$pb.TagNumber(4)
+  $fixnum.Int64 get endTimestamp => $_getI64(3);
+  @$pb.TagNumber(4)
+  set endTimestamp($fixnum.Int64 v) {
+    $_setInt64(3, v);
+  }
+
+  @$pb.TagNumber(4)
+  $core.bool hasEndTimestamp() => $_has(3);
+  @$pb.TagNumber(4)
+  void clearEndTimestamp() => clearField(4);
+
+  @$pb.TagNumber(5)
+  $core.String get taskName => $_getSZ(4);
+  @$pb.TagNumber(5)
+  set taskName($core.String v) {
+    $_setString(4, v);
+  }
+
+  @$pb.TagNumber(5)
+  $core.bool hasTaskName() => $_has(4);
+  @$pb.TagNumber(5)
+  void clearTaskName() => clearField(5);
+
+  @$pb.TagNumber(6)
+  $core.int get attempts => $_getIZ(5);
+  @$pb.TagNumber(6)
+  set attempts($core.int v) {
+    $_setSignedInt32(5, v);
+  }
+
+  @$pb.TagNumber(6)
+  $core.bool hasAttempts() => $_has(5);
+  @$pb.TagNumber(6)
+  void clearAttempts() => clearField(6);
+
+  @$pb.TagNumber(7)
+  $core.bool get bringup => $_getBF(6);
+  @$pb.TagNumber(7)
+  set bringup($core.bool v) {
+    $_setBool(6, v);
+  }
+
+  @$pb.TagNumber(7)
+  $core.bool hasBringup() => $_has(6);
+  @$pb.TagNumber(7)
+  void clearBringup() => clearField(7);
+
+  @$pb.TagNumber(8)
+  $core.bool get testFlaky => $_getBF(7);
+  @$pb.TagNumber(8)
+  set testFlaky($core.bool v) {
+    $_setBool(7, v);
+  }
+
+  @$pb.TagNumber(8)
+  $core.bool hasTestFlaky() => $_has(7);
+  @$pb.TagNumber(8)
+  void clearTestFlaky() => clearField(8);
+
+  @$pb.TagNumber(9)
+  $core.int get buildNumber => $_getIZ(8);
+  @$pb.TagNumber(9)
+  set buildNumber($core.int v) {
+    $_setSignedInt32(8, v);
+  }
+
+  @$pb.TagNumber(9)
+  $core.bool hasBuildNumber() => $_has(8);
+  @$pb.TagNumber(9)
+  void clearBuildNumber() => clearField(9);
+
+  @$pb.TagNumber(10)
+  $core.String get status => $_getSZ(9);
+  @$pb.TagNumber(10)
+  set status($core.String v) {
+    $_setString(9, v);
+  }
+
+  @$pb.TagNumber(10)
+  $core.bool hasStatus() => $_has(9);
+  @$pb.TagNumber(10)
+  void clearStatus() => clearField(10);
+}
+
+const _omitFieldNames = $core.bool.fromEnvironment('protobuf.omit_field_names');
+const _omitMessageNames = $core.bool.fromEnvironment('protobuf.omit_message_names');
diff --git a/dashboard/lib/model/task_firestore.pbenum.dart b/dashboard/lib/model/task_firestore.pbenum.dart
new file mode 100644
index 000000000..6427d4947
--- /dev/null
+++ b/dashboard/lib/model/task_firestore.pbenum.dart
@@ -0,0 +1,10 @@
+//
+//  Generated code. Do not modify.
+//  source: lib/model/task_firestore.proto
+//
+// @dart = 2.12
+
+// ignore_for_file: annotate_overrides, camel_case_types, comment_references
+// ignore_for_file: constant_identifier_names, library_prefixes
+// ignore_for_file: non_constant_identifier_names, prefer_final_fields
+// ignore_for_file: unnecessary_import, unnecessary_this, unused_import
diff --git a/dashboard/lib/model/task_firestore.pbjson.dart b/dashboard/lib/model/task_firestore.pbjson.dart
new file mode 100644
index 000000000..53f312dc3
--- /dev/null
+++ b/dashboard/lib/model/task_firestore.pbjson.dart
@@ -0,0 +1,41 @@
+//
+//  Generated code. Do not modify.
+//  source: lib/model/task_firestore.proto
+//
+// @dart = 2.12
+
+// ignore_for_file: annotate_overrides, camel_case_types, comment_references
+// ignore_for_file: constant_identifier_names, library_prefixes
+// ignore_for_file: non_constant_identifier_names, prefer_final_fields
+// ignore_for_file: unnecessary_import, unnecessary_this, unused_import
+
+import 'dart:convert' as $convert;
+import 'dart:core' as $core;
+import 'dart:typed_data' as $typed_data;
+
+@$core.Deprecated('Use taskDocumentDescriptor instead')
+const TaskDocument$json = {
+  '1': 'TaskDocument',
+  '2': [
+    {'1': 'document_name', '3': 1, '4': 1, '5': 9, '10': 'documentName'},
+    {'1': 'create_timestamp', '3': 2, '4': 1, '5': 3, '10': 'createTimestamp'},
+    {'1': 'start_timestamp', '3': 3, '4': 1, '5': 3, '10': 'startTimestamp'},
+    {'1': 'end_timestamp', '3': 4, '4': 1, '5': 3, '10': 'endTimestamp'},
+    {'1': 'task_name', '3': 5, '4': 1, '5': 9, '10': 'taskName'},
+    {'1': 'attempts', '3': 6, '4': 1, '5': 5, '10': 'attempts'},
+    {'1': 'bringup', '3': 7, '4': 1, '5': 8, '10': 'bringup'},
+    {'1': 'test_flaky', '3': 8, '4': 1, '5': 8, '10': 'testFlaky'},
+    {'1': 'build_number', '3': 9, '4': 1, '5': 5, '10': 'buildNumber'},
+    {'1': 'status', '3': 10, '4': 1, '5': 9, '10': 'status'},
+  ],
+};
+
+/// Descriptor for `TaskDocument`. Decode as a `google.protobuf.DescriptorProto`.
+final $typed_data.Uint8List taskDocumentDescriptor =
+    $convert.base64Decode('CgxUYXNrRG9jdW1lbnQSIwoNZG9jdW1lbnRfbmFtZRgBIAEoCVIMZG9jdW1lbnROYW1lEikKEG'
+        'NyZWF0ZV90aW1lc3RhbXAYAiABKANSD2NyZWF0ZVRpbWVzdGFtcBInCg9zdGFydF90aW1lc3Rh'
+        'bXAYAyABKANSDnN0YXJ0VGltZXN0YW1wEiMKDWVuZF90aW1lc3RhbXAYBCABKANSDGVuZFRpbW'
+        'VzdGFtcBIbCgl0YXNrX25hbWUYBSABKAlSCHRhc2tOYW1lEhoKCGF0dGVtcHRzGAYgASgFUghh'
+        'dHRlbXB0cxIYCgdicmluZ3VwGAcgASgIUgdicmluZ3VwEh0KCnRlc3RfZmxha3kYCCABKAhSCX'
+        'Rlc3RGbGFreRIhCgxidWlsZF9udW1iZXIYCSABKAVSC2J1aWxkTnVtYmVyEhYKBnN0YXR1cxgK'
+        'IAEoCVIGc3RhdHVz');
diff --git a/dashboard/lib/model/task_firestore.pbserver.dart b/dashboard/lib/model/task_firestore.pbserver.dart
new file mode 100644
index 000000000..628cf044a
--- /dev/null
+++ b/dashboard/lib/model/task_firestore.pbserver.dart
@@ -0,0 +1,13 @@
+//
+//  Generated code. Do not modify.
+//  source: lib/model/task_firestore.proto
+//
+// @dart = 2.12
+
+// ignore_for_file: annotate_overrides, camel_case_types, comment_references
+// ignore_for_file: constant_identifier_names
+// ignore_for_file: deprecated_member_use_from_same_package, library_prefixes
+// ignore_for_file: non_constant_identifier_names, prefer_final_fields
+// ignore_for_file: unnecessary_import, unnecessary_this, unused_import
+
+export 'task_firestore.pb.dart';
diff --git a/dashboard/lib/model/task_firestore.proto b/dashboard/lib/model/task_firestore.proto
new file mode 100644
index 000000000..66d806a0c
--- /dev/null
+++ b/dashboard/lib/model/task_firestore.proto
@@ -0,0 +1,21 @@
+// Copyright 2019 The Flutter Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+syntax = "proto2";
+
+package dashboard;
+
+message TaskDocument {
+    // Next ID: 11
+    optional string document_name = 1;
+    optional int64 create_timestamp = 2;
+    optional int64 start_timestamp = 3;
+    optional int64 end_timestamp = 4;
+    optional string task_name = 5;
+    optional int32 attempts = 6;
+    optional bool bringup = 7;
+    optional bool test_flaky = 8;
+    optional int32 build_number = 9;
+    optional string status = 10;
+}
diff --git a/dashboard/lib/service/appengine_cocoon.dart b/dashboard/lib/service/appengine_cocoon.dart
index 5c2dd51b5..2119846df 100644
--- a/dashboard/lib/service/appengine_cocoon.dart
+++ b/dashboard/lib/service/appengine_cocoon.dart
@@ -12,10 +12,13 @@ import 'package:http/http.dart' as http;
 
 import '../logic/qualified_task.dart';
 import '../model/build_status_response.pb.dart';
+import '../model/commit_firestore.pb.dart';
 import '../model/commit.pb.dart';
 import '../model/commit_status.pb.dart';
+import '../model/commit_tasks_status.pb.dart';
 import '../model/key.pb.dart';
 import '../model/task.pb.dart';
+import '../model/task_firestore.pb.dart';
 import 'cocoon.dart';
 
 /// CocoonService for interacting with flutter/flutter production build data.
@@ -35,6 +38,27 @@ class AppEngineCocoonService implements CocoonService {
   /// This is the base for all API requests to cocoon
   static const String _baseApiUrl = 'flutter-dashboard.appspot.com';
 
+  /// Json keys from response data.
+  static const String kCommitAvatar = 'Avatar';
+  static const String kCommitAuthor = 'Author';
+  static const String kCommitBranch = 'Branch';
+  static const String kCommitCreateTimestamp = 'CreateTimestamp';
+  static const String kCommitDocumentName = 'DocumentName';
+  static const String kCommitMessage = 'Message';
+  static const String kCommitRepositoryPath = 'RepositoryPath';
+  static const String kCommitSha = 'Sha';
+
+  static const String kTaskAttempts = 'Attempts';
+  static const String kTaskBringup = 'Bringup';
+  static const String kTaskBuildNumber = 'BuildNumber';
+  static const String kTaskCreateTimestamp = 'CreateTimestamp';
+  static const String kTaskDocumentName = 'DocumentName';
+  static const String kTaskEndTimestamp = 'EndTimestamp';
+  static const String kTaskStartTimestamp = 'StartTimestamp';
+  static const String kTaskStatus = 'Status';
+  static const String kTaskTaskNmae = 'TaskName';
+  static const String kTaskTestFlaky = 'TestFlaky';
+
   final http.Client _client;
 
   @override
@@ -67,6 +91,38 @@ class AppEngineCocoonService implements CocoonService {
     }
   }
 
+  @override
+  Future<CocoonResponse<List<CommitTasksStatus>>> fetchCommitStatusesFirestore({
+    CommitStatus? lastCommitStatus,
+    String? branch,
+    required String repo,
+  }) async {
+    final Map<String, String?> queryParameters = <String, String?>{
+      if (lastCommitStatus != null) 'lastCommitKey': lastCommitStatus.commit.key.child.name,
+      'branch': branch ?? _defaultBranch,
+      'repo': repo,
+    };
+    final Uri getStatusUrl = apiEndpoint('/api/public/get-status-firestore', queryParameters: queryParameters);
+
+    /// This endpoint returns JSON [List<CommitTasksStatus>]
+    final http.Response response = await _client.get(getStatusUrl);
+
+    if (response.statusCode != HttpStatus.ok) {
+      return CocoonResponse<List<CommitTasksStatus>>.error(
+        '/api/public/get-status-firestore returned ${response.statusCode}',
+      );
+    }
+
+    try {
+      final Map<String, dynamic> jsonResponse = jsonDecode(response.body);
+      return CocoonResponse<List<CommitTasksStatus>>.data(
+        _commitStatusesFromJsonFirestore(jsonResponse['Statuses']),
+      );
+    } catch (error) {
+      return CocoonResponse<List<CommitTasksStatus>>.error(error.toString());
+    }
+  }
+
   @override
   Future<CocoonResponse<List<String>>> fetchRepos() async {
     final Uri getReposUrl = apiEndpoint('/api/public/repos');
@@ -207,7 +263,6 @@ class AppEngineCocoonService implements CocoonService {
 
   List<CommitStatus> _commitStatusesFromJson(List<dynamic>? jsonCommitStatuses) {
     assert(jsonCommitStatuses != null);
-    // TODO(chillers): Remove adapter code to just use proto fromJson method. https://github.com/flutter/cocoon/issues/441
 
     final List<CommitStatus> statuses = <CommitStatus>[];
 
@@ -224,11 +279,34 @@ class AppEngineCocoonService implements CocoonService {
     return statuses;
   }
 
+  List<CommitTasksStatus> _commitStatusesFromJsonFirestore(List<dynamic>? jsonCommitStatuses) {
+    assert(jsonCommitStatuses != null);
+    // TODO(chillers): Remove adapter code to just use proto fromJson method. https://github.com/flutter/cocoon/issues/441
+
+    final List<CommitTasksStatus> statuses = <CommitTasksStatus>[];
+    for (final Map<String, dynamic> jsonCommitStatus in jsonCommitStatuses!) {
+      final Map<String, dynamic> jsonCommit = jsonCommitStatus['Commit'];
+
+      statuses.add(
+        CommitTasksStatus()
+          ..commit = _commitFromJsonFirestore(jsonCommit)
+          ..branch = _branchFromJsonFirestore(jsonCommit)!
+          ..tasks.addAll(_tasksFromJsonFirestore(jsonCommitStatus['Tasks'])),
+      );
+    }
+
+    return statuses;
+  }
+
   String? _branchFromJson(Map<String, dynamic> jsonChecklist) {
     final Map<String, dynamic> checklist = jsonChecklist['Checklist'];
     return checklist['Branch'] as String?;
   }
 
+  String? _branchFromJsonFirestore(Map<String, dynamic> jsonCommit) {
+    return jsonCommit['Branch'] as String?;
+  }
+
   Commit _commitFromJson(Map<String, dynamic> jsonChecklist) {
     final Map<String, dynamic> checklist = jsonChecklist['Checklist'];
 
@@ -249,6 +327,21 @@ class AppEngineCocoonService implements CocoonService {
     return result;
   }
 
+  CommitDocument _commitFromJsonFirestore(Map<String, dynamic> jsonCommit) {
+    final CommitDocument result = CommitDocument()
+      ..documentName = jsonCommit[kCommitDocumentName]
+      ..createTimestamp = Int64(jsonCommit[kCommitCreateTimestamp] as int)
+      ..sha = jsonCommit[kCommitSha] as String
+      ..author = jsonCommit[kCommitAuthor] as String
+      ..avatar = jsonCommit[kCommitAvatar] as String
+      ..repositoryPath = jsonCommit[kCommitRepositoryPath] as String
+      ..branch = jsonCommit[kCommitBranch] as String;
+    if (jsonCommit[kCommitMessage] != null) {
+      result.message = jsonCommit[kCommitMessage] as String;
+    }
+    return result;
+  }
+
   List<Task> _tasksFromStagesJson(List<dynamic> json) {
     final List<Task> tasks = <Task>[];
 
@@ -270,6 +363,17 @@ class AppEngineCocoonService implements CocoonService {
     return tasks;
   }
 
+  List<TaskDocument> _tasksFromJsonFirestore(List<dynamic> json) {
+    final List<TaskDocument> tasks = <TaskDocument>[];
+
+    for (final Map<String, dynamic> jsonTask in json) {
+      //as Iterable<Map<String, Object>>
+      tasks.add(_taskFromJsonFirestore(jsonTask));
+    }
+
+    return tasks;
+  }
+
   Task _taskFromJson(Map<String, dynamic> json) {
     final Map<String, dynamic> taskData = json['Task'];
     final List<dynamic>? objectRequiredCapabilities = taskData['RequiredCapabilities'] as List<dynamic>?;
@@ -296,4 +400,21 @@ class AppEngineCocoonService implements CocoonService {
       ..luciBucket = taskData['LuciBucket'] as String? ?? '';
     return task;
   }
+
+  TaskDocument _taskFromJsonFirestore(Map<String, dynamic> taskData) {
+    final TaskDocument task = TaskDocument()
+      ..createTimestamp = Int64(taskData[kTaskCreateTimestamp] as int)
+      ..startTimestamp = Int64(taskData[kTaskStartTimestamp] as int)
+      ..endTimestamp = Int64(taskData[kTaskEndTimestamp] as int)
+      ..documentName = taskData[kTaskDocumentName] as String
+      ..taskName = taskData[kTaskTaskNmae] as String
+      ..attempts = taskData[kTaskAttempts] as int
+      ..bringup = taskData[kTaskBringup] as bool
+      ..status = taskData[kTaskStatus] as String
+      ..testFlaky = taskData[kTaskTestFlaky] as bool? ?? false;
+    if (taskData[kTaskBuildNumber] != null) {
+      task.buildNumber = taskData[kTaskBuildNumber] as int;
+    }
+    return task;
+  }
 }
diff --git a/dashboard/lib/service/cocoon.dart b/dashboard/lib/service/cocoon.dart
index 0a40b7db6..e415e21fa 100644
--- a/dashboard/lib/service/cocoon.dart
+++ b/dashboard/lib/service/cocoon.dart
@@ -7,6 +7,7 @@ import 'package:flutter_dashboard/model/branch.pb.dart';
 
 import '../model/build_status_response.pb.dart';
 import '../model/commit_status.pb.dart';
+import '../model/commit_tasks_status.pb.dart';
 import '../model/task.pb.dart';
 import 'appengine_cocoon.dart';
 import 'dev_cocoon.dart';
@@ -38,6 +39,16 @@ abstract class CocoonService {
     required String repo,
   });
 
+  /// Gets build information on the most recent commits.
+  ///
+  /// If [lastCommitStatus] is given, it will return the next page of
+  /// [List<CommitTasksStatus>] after [lastCommitStatus], not including it.
+  Future<CocoonResponse<List<CommitTasksStatus>>> fetchCommitStatusesFirestore({
+    CommitStatus? lastCommitStatus,
+    String? branch,
+    required String repo,
+  });
+
   /// Gets the current build status of flutter/flutter.
   Future<CocoonResponse<BuildStatusResponse>> fetchTreeBuildStatus({
     String? branch,
diff --git a/dashboard/lib/service/dev_cocoon.dart b/dashboard/lib/service/dev_cocoon.dart
index 3a9ad5a46..aa6fde098 100644
--- a/dashboard/lib/service/dev_cocoon.dart
+++ b/dashboard/lib/service/dev_cocoon.dart
@@ -12,6 +12,7 @@ import '../logic/qualified_task.dart';
 import '../model/build_status_response.pb.dart';
 import '../model/commit.pb.dart';
 import '../model/commit_status.pb.dart';
+import '../model/commit_tasks_status.pb.dart';
 import '../model/key.pb.dart';
 import '../model/task.pb.dart';
 import 'cocoon.dart';
@@ -68,6 +69,16 @@ class DevelopmentCocoonService implements CocoonService {
     _paused = pause;
   }
 
+  @override
+  Future<CocoonResponse<List<CommitTasksStatus>>> fetchCommitStatusesFirestore({
+    CommitStatus? lastCommitStatus,
+    String? branch,
+    required String repo,
+  }) async {
+    // TODO(keyonghan): to be impelemented when logics are switched to Firestore.
+    return const CocoonResponse<List<CommitTasksStatus>>.error('');
+  }
+
   @override
   Future<CocoonResponse<List<CommitStatus>>> fetchCommitStatuses({
     CommitStatus? lastCommitStatus,
diff --git a/dashboard/test/service/appengine_cocoon_test.dart b/dashboard/test/service/appengine_cocoon_test.dart
index e7a6ca745..39f547de6 100644
--- a/dashboard/test/service/appengine_cocoon_test.dart
+++ b/dashboard/test/service/appengine_cocoon_test.dart
@@ -8,9 +8,12 @@ import 'package:flutter_dashboard/logic/qualified_task.dart';
 import 'package:flutter_dashboard/model/branch.pb.dart';
 import 'package:flutter_dashboard/model/build_status_response.pb.dart';
 import 'package:flutter_dashboard/model/commit.pb.dart';
+import 'package:flutter_dashboard/model/commit_firestore.pb.dart';
 import 'package:flutter_dashboard/model/commit_status.pb.dart';
+import 'package:flutter_dashboard/model/commit_tasks_status.pb.dart';
 import 'package:flutter_dashboard/model/key.pb.dart';
 import 'package:flutter_dashboard/model/task.pb.dart';
+import 'package:flutter_dashboard/model/task_firestore.pb.dart';
 import 'package:flutter_dashboard/service/appengine_cocoon.dart';
 import 'package:flutter_dashboard/service/cocoon.dart';
 import 'package:flutter_test/flutter_test.dart';
@@ -92,6 +95,74 @@ void main() {
     });
   });
 
+  group('AppEngine CocoonService fetchCommitStatusFirestore', () {
+    late AppEngineCocoonService service;
+
+    setUp(() async {
+      service = AppEngineCocoonService(
+        client: MockClient((Request request) async {
+          return Response(luciJsonGetStatsResponseFirestore, 200);
+        }),
+      );
+    });
+
+    test('should return CocoonResponse<List<CommitStatus>>', () {
+      expect(
+        service.fetchCommitStatusesFirestore(repo: 'engine'),
+        const TypeMatcher<Future<CocoonResponse<List<CommitTasksStatus>>>>(),
+      );
+    });
+
+    test('should return expected List<CommitTasksStatus>', () async {
+      final CocoonResponse<List<CommitTasksStatus>> statuses =
+          await service.fetchCommitStatusesFirestore(repo: 'engine');
+
+      final CommitTasksStatus expectedStatus = CommitTasksStatus()
+        ..branch = 'master'
+        ..commit = (CommitDocument()
+          ..documentName = 'commit/document/name'
+          ..createTimestamp = Int64(123456789)
+          ..sha = 'ShaShankHash'
+          ..author = 'ShaSha'
+          ..avatar = 'https://flutter.dev'
+          ..repositoryPath = 'flutter/cocoon'
+          ..branch = 'master'
+          ..message = 'message')
+        ..tasks.add(
+          TaskDocument()
+            ..documentName = 'task/document/name'
+            ..createTimestamp = Int64(1569353940885)
+            ..startTimestamp = Int64(1569354594672)
+            ..endTimestamp = Int64(1569354700642)
+            ..taskName = 'linux'
+            ..attempts = 1
+            ..bringup = false
+            ..status = 'Succeeded'
+            ..testFlaky = false
+            ..buildNumber = 123,
+        );
+
+      expect(statuses.data!.length, 1);
+      expect(statuses.data!.first, expectedStatus);
+    });
+
+    test('should have error if given non-200 response', () async {
+      service = AppEngineCocoonService(client: MockClient((Request request) async => Response('', 404)));
+
+      final CocoonResponse<List<CommitTasksStatus>> response =
+          await service.fetchCommitStatusesFirestore(repo: 'engine');
+      expect(response.error, isNotNull);
+    });
+
+    test('should have error if given bad response', () async {
+      service = AppEngineCocoonService(client: MockClient((Request request) async => Response('bad', 200)));
+
+      final CocoonResponse<List<CommitTasksStatus>> response =
+          await service.fetchCommitStatusesFirestore(repo: 'engine');
+      expect(response.error, isNotNull);
+    });
+  });
+
   group('AppEngine CocoonService fetchTreeBuildStatus', () {
     late AppEngineCocoonService service;
 
diff --git a/dashboard/test/utils/appengine_cocoon_test_data.dart b/dashboard/test/utils/appengine_cocoon_test_data.dart
index 22cd8adf9..663e79152 100644
--- a/dashboard/test/utils/appengine_cocoon_test_data.dart
+++ b/dashboard/test/utils/appengine_cocoon_test_data.dart
@@ -57,6 +57,39 @@ const String luciJsonGetStatsResponse = '''
   }
 ''';
 
+const String luciJsonGetStatsResponseFirestore = '''
+      {
+        "Statuses": [
+          {
+          "Commit": {
+            "DocumentName": "commit/document/name",
+            "Branch": "master",
+            "RepositoryPath": "flutter/cocoon",
+            "CreateTimestamp": 123456789,
+            "Sha": "ShaShankHash",
+            "Author": "ShaSha",
+            "Avatar": "https://flutter.dev",
+            "Message": "message"
+            },
+          "Tasks": [
+            {
+              "DocumentName": "task/document/name",
+              "Status": "Succeeded",
+              "Attempts": 1,
+              "CreateTimestamp": 1569353940885,
+              "EndTimestamp": 1569354700642,
+              "Bringup": false,
+              "TaskName": "linux",
+              "StartTimestamp": 1569354594672,
+              "BuildNumber": 123,
+              "TestFlaky": false
+            }
+          ]
+        }
+      ]
+  }
+''';
+
 const String jsonGetBranchesResponse = '''[
   {
     "branch":"flutter-3.13-candidate.0",