diff --git a/mateclaw-server/pom.xml b/mateclaw-server/pom.xml
index 47bec634..060c3d19 100644
--- a/mateclaw-server/pom.xml
+++ b/mateclaw-server/pom.xml
@@ -396,6 +396,14 @@
             <artifactId>shedlock-provider-jdbc-template</artifactId>
             <version>5.16.0</version>
         </dependency>
+
+        <!-- Graph algorithms (community detection, shortest path, centrality)
+             used by the wiki page-to-page relevance and insights features. -->
+        <dependency>
+            <groupId>org.jgrapht</groupId>
+            <artifactId>jgrapht-core</artifactId>
+            <version>1.5.2</version>
+        </dependency>
     </dependencies>
 
     <build>
diff --git a/mateclaw-ui/package.json b/mateclaw-ui/package.json
index 17532416..4160b71a 100644
--- a/mateclaw-ui/package.json
+++ b/mateclaw-ui/package.json
@@ -14,6 +14,8 @@
     "@element-plus/icons-vue": "^2.3.1",
     "@google/model-viewer": "^4.2.0",
     "axios": "^1.7.9",
+    "cytoscape": "^3.32.0",
+    "cytoscape-cose-bilkent": "^4.1.0",
     "dayjs": "^1.11.13",
     "dompurify": "^3.3.3",
     "echarts": "^6.0.0",
diff --git a/mateclaw-ui/pnpm-lock.yaml b/mateclaw-ui/pnpm-lock.yaml
index 1c2dda62..f9057aac 100644
--- a/mateclaw-ui/pnpm-lock.yaml
+++ b/mateclaw-ui/pnpm-lock.yaml
@@ -17,6 +17,12 @@ importers:
       axios:
         specifier: ^1.7.9
         version: 1.14.0
+      cytoscape:
+        specifier: ^3.32.0
+        version: 3.33.2
+      cytoscape-cose-bilkent:
+        specifier: ^4.1.0
+        version: 4.1.0(cytoscape@3.33.2)
       dayjs:
         specifier: ^1.11.13
         version: 1.11.20