--- a
+++ b/ct-eligible-flask/index.py
@@ -0,0 +1,81 @@
+import json
+
+import click
+from flask import jsonify, make_response, render_template
+
+from app import app, mongo
+from app.suggestions.suggest_cluster import ClusterSuggestor
+
+
+def add_cluster_json_file_to_mongo(json_file):
+
+    with open(json_file) as f:
+        clust_list = json.load(f)
+
+    for clust in clust_list:
+        mongo.db.clusters.replace_one(
+            {'_id': clust['_id']}, clust, upsert=True)
+
+
+def add_ctep_json_file_to_mongo(json_file):
+
+    with open(json_file) as f:
+        ctep_list = json.load(f)
+
+    for ctep in ctep_list:
+        mongo.db.ctep.replace_one(
+            {'_id': ctep['_id']}, ctep, upsert=True)
+
+
+@app.errorhandler(404)
+def not_found(error):
+    return make_response(jsonify({'error': 'Not found'}), 404)
+
+
+@app.route('/')
+def index():
+    return render_template('index.html')
+
+
+@app.route('/get-suggestion/')
+@app.route('/get-suggestion/<input_json>')
+def get_suggestions(input_json=None, methods=['POST']):
+
+    if not input_json:
+        return 'No input text.'
+
+    try:
+        input_data = json.loads(input_json)
+    except ValueError:
+        input_data = json.loads(json.dumps(input_json))
+
+    cluster_suggestor = ClusterSuggestor()
+    suggestion = cluster_suggestor.suggest(input_data)
+
+    return jsonify(suggestion)
+
+
+@click.group()
+def cli():
+    pass
+
+
+@cli.command()
+def run_server():
+    app.run(host='0.0.0.0', port=4000)
+
+
+@cli.command()
+@click.argument('json_file')
+def add_cluster_json(json_file):
+    add_cluster_json_file_to_mongo(json_file)
+
+
+@cli.command()
+@click.argument('json_file')
+def add_ctep_json(json_file):
+    add_ctep_json_file_to_mongo(json_file)
+
+
+if __name__ == '__main__':
+    cli()