diff --git a/common/static/coffee/src/discussion/utils.coffee b/common/static/coffee/src/discussion/utils.coffee
index 8f3b5e2ced..8b90f04662 100644
--- a/common/static/coffee/src/discussion/utils.coffee
+++ b/common/static/coffee/src/discussion/utils.coffee
@@ -51,7 +51,6 @@ class @DiscussionUtil
       follow_discussion       : "/courses/#{$$course_id}/discussion/#{param}/follow"
       unfollow_discussion     : "/courses/#{$$course_id}/discussion/#{param}/unfollow"
       create_thread           : "/courses/#{$$course_id}/discussion/#{param}/threads/create"
-      search_similar_threads  : "/courses/#{$$course_id}/discussion/#{param}/threads/search_similar"
       update_thread           : "/courses/#{$$course_id}/discussion/threads/#{param}/update"
       create_comment          : "/courses/#{$$course_id}/discussion/threads/#{param}/reply"
       delete_thread           : "/courses/#{$$course_id}/discussion/threads/#{param}/delete"
diff --git a/lms/djangoapps/django_comment_client/base/urls.py b/lms/djangoapps/django_comment_client/base/urls.py
index 972c2ee23e..486cf5a93f 100644
--- a/lms/djangoapps/django_comment_client/base/urls.py
+++ b/lms/djangoapps/django_comment_client/base/urls.py
@@ -25,8 +25,6 @@ urlpatterns = patterns('django_comment_client.base.views',  # nopep8
     url(r'comments/(?P<comment_id>[\w\-]+)/flagAbuse$', 'flag_abuse_for_comment', name='flag_abuse_for_comment'),
     url(r'comments/(?P<comment_id>[\w\-]+)/unFlagAbuse$', 'un_flag_abuse_for_comment', name='un_flag_abuse_for_comment'),
     url(r'^(?P<commentable_id>[\w\-.]+)/threads/create$', 'create_thread', name='create_thread'),
-    # TODO should we search within the board?
-    url(r'^(?P<commentable_id>[\w\-.]+)/threads/search_similar$', 'search_similar_threads', name='search_similar_threads'),
     url(r'^(?P<commentable_id>[\w\-.]+)/follow$', 'follow_commentable', name='follow_commentable'),
     url(r'^(?P<commentable_id>[\w\-.]+)/unfollow$', 'unfollow_commentable', name='unfollow_commentable'),
 )
diff --git a/lms/djangoapps/django_comment_client/base/views.py b/lms/djangoapps/django_comment_client/base/views.py
index c479e6f65a..cca662ab9e 100644
--- a/lms/djangoapps/django_comment_client/base/views.py
+++ b/lms/djangoapps/django_comment_client/base/views.py
@@ -521,27 +521,6 @@ def unfollow_user(request, course_id, followed_user_id):
     return JsonResponse({})
 
 
-@require_GET
-def search_similar_threads(request, course_id, commentable_id):
-    """
-    given a course id and commentable id, run query given in text get param
-    of request
-    """
-    text = request.GET.get('text', None)
-    if text:
-        query_params = {
-            'text': text,
-            'commentable_id': commentable_id,
-        }
-        threads = cc.search_similar_threads(course_id, recursive=False, query_params=query_params)
-    else:
-        theads = []
-    context = {'threads': map(utils.extend_content, threads)}
-    return JsonResponse({
-        'html': render_to_string('discussion/_similar_posts.html', context)
-    })
-
-
 @require_POST
 @login_required
 @csrf.csrf_exempt
diff --git a/lms/djangoapps/django_comment_client/forum/views.py b/lms/djangoapps/django_comment_client/forum/views.py
index a8668b957d..407d0715a9 100644
--- a/lms/djangoapps/django_comment_client/forum/views.py
+++ b/lms/djangoapps/django_comment_client/forum/views.py
@@ -196,12 +196,6 @@ def forum_form_discussion(request, course_id):
             'page': query_params['page'],
         })
     else:
-        #recent_active_threads = cc.search_recent_active_threads(
-        #    course_id,
-        #    recursive=False,
-        #    query_params={'follower_id': request.user.id},
-        #)
-
         with newrelic.agent.FunctionTrace(nr_transaction, "get_cohort_info"):
             cohorts = get_course_cohorts(course_id)
             cohorted_commentables = get_cohorted_commentables(course_id)
@@ -283,12 +277,6 @@ def single_thread(request, course_id, discussion_id, thread_id):
 
         threads = [utils.safe_content(thread) for thread in threads]
 
-        #recent_active_threads = cc.search_recent_active_threads(
-        #    course_id,
-        #    recursive=False,
-        #    query_params={'follower_id': request.user.id},
-        #)
-
         with newrelic.agent.FunctionTrace(nr_transaction, "get_metadata_for_threads"):
             annotated_content_info = utils.get_metadata_for_threads(course_id, threads, request.user, user_info)
 
diff --git a/lms/lib/comment_client/comment_client.py b/lms/lib/comment_client/comment_client.py
index d6a14deeff..f747d7e294 100644
--- a/lms/lib/comment_client/comment_client.py
+++ b/lms/lib/comment_client/comment_client.py
@@ -4,27 +4,3 @@ from .comment import Comment
 from .thread import Thread
 from .user import User
 from .commentable import Commentable
-
-from .utils import perform_request
-
-import settings
-
-
-def search_similar_threads(course_id, recursive=False, query_params={}, *args, **kwargs):
-    default_params = {'course_id': course_id, 'recursive': recursive}
-    attributes = dict(default_params.items() + query_params.items())
-    return perform_request('get', _url_for_search_similar_threads(), attributes, *args, **kwargs)
-
-
-def search_recent_active_threads(course_id, recursive=False, query_params={}, *args, **kwargs):
-    default_params = {'course_id': course_id, 'recursive': recursive}
-    attributes = dict(default_params.items() + query_params.items())
-    return perform_request('get', _url_for_search_recent_active_threads(), attributes, *args, **kwargs)
-
-
-def _url_for_search_similar_threads():
-    return "{prefix}/search/threads/more_like_this".format(prefix=settings.PREFIX)
-
-
-def _url_for_search_recent_active_threads():
-    return "{prefix}/search/threads/recent_active".format(prefix=settings.PREFIX)