diff --git a/plugins/comment_paragraph/lib/comment_paragraph_plugin.rb b/plugins/comment_paragraph/lib/comment_paragraph_plugin.rb
index f0809fe..56c4688 100644
--- a/plugins/comment_paragraph/lib/comment_paragraph_plugin.rb
+++ b/plugins/comment_paragraph/lib/comment_paragraph_plugin.rb
@@ -55,6 +55,10 @@ class CommentParagraphPlugin < Noosfero::Plugin
 
   end
 
+  def self.api_mount_points
+    [CommentParagraphPlugin::API]
+  end
+
 end
 
 require_dependency 'comment_paragraph_plugin/macros/allow_comment'
diff --git a/plugins/comment_paragraph/lib/comment_paragraph_plugin/api.rb b/plugins/comment_paragraph/lib/comment_paragraph_plugin/api.rb
new file mode 100644
index 0000000..a269d1b
--- /dev/null
+++ b/plugins/comment_paragraph/lib/comment_paragraph_plugin/api.rb
@@ -0,0 +1,14 @@
+class CommentParagraphPlugin::API < Grape::API
+  MAX_PER_PAGE = 20
+
+  resource :articles do
+    paginate max_per_page: MAX_PER_PAGE
+    get ':id/comment_paragraph_plugin/comments' do
+      article = find_article(environment.articles, params[:id])
+      comments = select_filtered_collection_of(article, :comments, params)
+      comments = comments.in_paragraph(params[:paragraph_uuid])
+      comments = comments.without_reply if(params[:without_reply].present?)
+      present paginate(comments), :with => Noosfero::API::Entities::Comment, :current_person => current_person
+    end
+  end
+end
diff --git a/plugins/comment_paragraph/lib/ext/entities.rb b/plugins/comment_paragraph/lib/ext/entities.rb
new file mode 100644
index 0000000..15a2cfc
--- /dev/null
+++ b/plugins/comment_paragraph/lib/ext/entities.rb
@@ -0,0 +1,12 @@
+require File.join(Rails.root,'lib','noosfero','api','entities')
+module Noosfero
+  module API
+    module Entities
+      class Comment < CommentBase
+        expose :paragraph_uuid
+        expose :comment_paragraph_selected_area
+        expose :comment_paragraph_selected_content
+      end
+    end
+  end
+end
diff --git a/plugins/comment_paragraph/test/unit/api_test.rb b/plugins/comment_paragraph/test/unit/api_test.rb
new file mode 100644
index 0000000..f68f6b8
--- /dev/null
+++ b/plugins/comment_paragraph/test/unit/api_test.rb
@@ -0,0 +1,39 @@
+require_relative '../test_helper'
+require_relative '../../../../test/api/test_helper'
+
+class APITest <  ActiveSupport::TestCase
+
+  def setup
+    login_api
+    environment = Environment.default
+    environment.enable_plugin(CommentParagraphPlugin)
+  end
+
+  should 'return custom parameters for each comment' do
+    article = fast_create(Article, :profile_id => person.id, :name => "Some thing", :published => false)
+    comment = fast_create(Comment, paragraph_uuid: '1', source_id: article.id, author_id: fast_create(Person).id)
+    comment.comment_paragraph_selected_area = 'area'
+    comment.comment_paragraph_selected_content = 'content'
+    comment.save!
+    params[:paragraph_uuid] = '1'
+    get "/api/v1/articles/#{article.id}/comment_paragraph_plugin/comments?#{params.to_query}"
+
+    json = JSON.parse(last_response.body)
+    assert_equivalent ['1'], json['comments'].map {|c| c['paragraph_uuid']}
+    assert_equivalent ['area'], json['comments'].map {|c| c['comment_paragraph_selected_area']}
+    assert_equivalent ['content'], json['comments'].map {|c| c['comment_paragraph_selected_content']}
+  end
+
+  should 'return comments that belongs to a paragraph' do
+    article = fast_create(Article, :profile_id => person.id, :name => "Some thing", :published => false)
+    comment1 = fast_create(Comment, :paragraph_uuid => '1', :source_id => article.id)
+    comment2 = fast_create(Comment, :paragraph_uuid => nil, :source_id => article.id)
+    comment3 = fast_create(Comment, :paragraph_uuid => '2', :source_id => article.id)
+    params[:paragraph_uuid] = '1'
+    get "/api/v1/articles/#{article.id}/comment_paragraph_plugin/comments?#{params.to_query}"
+
+    json = JSON.parse(last_response.body)
+    assert_equivalent [comment1.id], json['comments'].map {|c| c['id']}
+  end
+
+end
--
libgit2 0.21.2