--- a
+++ b/aitrika/engine/online_aitrika.py
@@ -0,0 +1,19 @@
+from aitrika.base.aitrika_base import AItrikaBase
+from aitrika.utils.loader import loader
+
+
+class OnlineAItrika(AItrikaBase):
+    def __init__(self, pubmed_id: str):
+        super().__init__(pubmed_id)
+        self._paper_knowledge()
+        self._data_knowledge()
+
+    def _paper_knowledge(self):
+        self.pubmed_extractor.fetch_paper_knowledge()
+
+    def _data_knowledge(self):
+        self.pubmed_extractor.fetch_data_knowledge()
+
+    @loader(text="Extracting full text")
+    def extract_full_text(self) -> str:
+        return self.pubmed_extractor.extract_full_text()