diff --git a/package-lock.json b/package-lock.json
index 35f4e6e..de8d016 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -694,31 +694,6 @@
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-      "resolved": "https://registry.npmjs.org/@emnapi/core/-/core-1.10.0.tgz",
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-      "license": "MIT",
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-        "tslib": "^2.4.0"
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-    "node_modules/@emnapi/runtime": {
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-      "resolved": "https://registry.npmjs.org/@emnapi/runtime/-/runtime-1.10.0.tgz",
-      "integrity": "sha512-ewvYlk86xUoGI0zQRNq/mC+16R1QeDlKQy21Ki3oSYXNgLb45GV1P6A0M+/s6nyCuNDqe5VpaY84BzXGwVbwFA==",
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-      "license": "MIT",
-      "optional": true,
-      "peer": true,
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@@ -3254,29 +3229,6 @@
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-      "version": "1.11.1",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "optional": true,
-      "peer": true,
-      "dependencies": {
-        "@emnapi/wasi-threads": "1.2.2",
-        "tslib": "^2.4.0"
-      }
-    },
-    "node_modules/@tailwindcss/oxide-wasm32-wasi/node_modules/@emnapi/runtime": {
-      "version": "1.11.1",
-      "dev": true,
-      "inBundle": true,
-      "license": "MIT",
-      "optional": true,
-      "peer": true,
-      "dependencies": {
-        "tslib": "^2.4.0"
-      }
-    },
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@@ -5370,12 +5322,12 @@
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-      "version": "8.3.0",
-      "resolved": "https://registry.npmjs.org/commander/-/commander-8.3.0.tgz",
-      "integrity": "sha512-OkTL9umf+He2DZkUq8f8J9of7yL6RJKI24dVITBmNfZBmri9zYZQrKkuXiKhyfPSu8tUhnVBB1iKXevvnlR4Ww==",
+      "version": "15.0.0",
+      "resolved": "https://registry.npmjs.org/commander/-/commander-15.0.0.tgz",
+      "integrity": "sha512-z67u4ZhzCL/Tydu1lJARtEZYWbWaN7oYLHbsuzocr6y4N6WZAagG3RQ4FW61V1/0+jImpj293XfrcYnd1qxtPg==",
       "license": "MIT",
       "engines": {
-        "node": ">= 12"
+        "node": ">=22.12.0"
       }
     },
     "node_modules/compare-versions": {
@@ -8077,16 +8029,16 @@
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     "node_modules/katex": {
-      "version": "0.16.47",
-      "resolved": "https://registry.npmjs.org/katex/-/katex-0.16.47.tgz",
-      "integrity": "sha512-Eeo8Ys1doU1z+x8AZsPpQu+p/QcZBI5PeOo7QGQdy2x2m0MU/hYagBbGOmXwr5KVbEfVuWv9LpnQWeehogurjg==",
+      "version": "0.18.9",
+      "resolved": "https://registry.npmjs.org/katex/-/katex-0.18.9.tgz",
+      "integrity": "sha512-8ad9RyoKsb/g8/yLFE+KAlP+DhbCTRUNi/V9XGsxn0R+trJJltNwzcDNo0q/DEkOy5fQUQTAQyCXCYSE+OakTQ==",
       "funding": [
         "https://opencollective.com/katex",
         "https://github.com/sponsors/katex"
       ],
       "license": "MIT",
       "dependencies": {
-        "commander": "^8.3.0"
+        "commander": "^15.0.0"
       },
       "bin": {
         "katex": "cli.js"
@@ -8625,6 +8577,31 @@
         "web-worker": "^1.2.0"
       }
     },
+    "node_modules/mermaid/node_modules/commander": {
+      "version": "8.3.0",
+      "resolved": "https://registry.npmjs.org/commander/-/commander-8.3.0.tgz",
+      "integrity": "sha512-OkTL9umf+He2DZkUq8f8J9of7yL6RJKI24dVITBmNfZBmri9zYZQrKkuXiKhyfPSu8tUhnVBB1iKXevvnlR4Ww==",
+      "license": "MIT",
+      "engines": {
+        "node": ">= 12"
+      }
+    },
+    "node_modules/mermaid/node_modules/katex": {
+      "version": "0.16.47",
+      "resolved": "https://registry.npmjs.org/katex/-/katex-0.16.47.tgz",
+      "integrity": "sha512-Eeo8Ys1doU1z+x8AZsPpQu+p/QcZBI5PeOo7QGQdy2x2m0MU/hYagBbGOmXwr5KVbEfVuWv9LpnQWeehogurjg==",
+      "funding": [
+        "https://opencollective.com/katex",
+        "https://github.com/sponsors/katex"
+      ],
+      "license": "MIT",
+      "dependencies": {
+        "commander": "^8.3.0"
+      },
+      "bin": {
+        "katex": "cli.js"
+      }
+    },
     "node_modules/micromark": {
       "version": "3.2.0",
       "resolved": "https://registry.npmjs.org/micromark/-/micromark-3.2.0.tgz",
@@ -11925,7 +11902,7 @@
         "@hotdocx/arrowgram-web": "^1.1.1",
         "@vitejs/plugin-react": "^5.1.2",
         "diff": "^8.0.2",
-        "katex": "^0.16.22",
+        "katex": "^0.18.9",
         "pagedjs": "^0.4.3",
         "react": "^19.2.4",
         "react-dom": "^19.2.4",
@@ -12008,7 +11985,7 @@
         "node": ">=20.19"
       },
       "peerDependencies": {
-        "katex": "^0.16.47",
+        "katex": "^0.18.9",
         "react": "^18.2.0 || ^19.0.0",
         "react-dom": "^18.2.0 || ^19.0.0"
       },
@@ -12053,7 +12030,7 @@
       "version": "0.0.1",
       "dependencies": {
         "@hotdocx/arrowgram": "*",
-        "katex": "^0.16.9",
+        "katex": "^0.18.9",
         "lucide-react": "^0.475.0",
         "mermaid": "^10.9.0",
         "pagedjs": "^0.4.3",
@@ -12598,7 +12575,7 @@
         "file-saver": "^2.0.5",
         "html-to-image": "^1.11.13",
         "idb-keyval": "^6.2.2",
-        "katex": "^0.16.22",
+        "katex": "^0.18.9",
         "lucide-react": "^0.562.0",
         "mermaid": "^11.8.0",
         "pagedjs": "^0.4.3",
@@ -12732,6 +12709,15 @@
         "node": ">=20"
       }
     },
+    "packages/web/node_modules/commander": {
+      "version": "8.3.0",
+      "resolved": "https://registry.npmjs.org/commander/-/commander-8.3.0.tgz",
+      "integrity": "sha512-OkTL9umf+He2DZkUq8f8J9of7yL6RJKI24dVITBmNfZBmri9zYZQrKkuXiKhyfPSu8tUhnVBB1iKXevvnlR4Ww==",
+      "license": "MIT",
+      "engines": {
+        "node": ">= 12"
+      }
+    },
     "packages/web/node_modules/dagre-d3-es": {
       "version": "7.0.14",
       "resolved": "https://registry.npmjs.org/dagre-d3-es/-/dagre-d3-es-7.0.14.tgz",
@@ -12787,6 +12773,22 @@
         "uuid": "^11.1.0 || ^12 || ^13 || ^14.0.0"
       }
     },
+    "packages/web/node_modules/mermaid/node_modules/katex": {
+      "version": "0.16.47",
+      "resolved": "https://registry.npmjs.org/katex/-/katex-0.16.47.tgz",
+      "integrity": "sha512-Eeo8Ys1doU1z+x8AZsPpQu+p/QcZBI5PeOo7QGQdy2x2m0MU/hYagBbGOmXwr5KVbEfVuWv9LpnQWeehogurjg==",
+      "funding": [
+        "https://opencollective.com/katex",
+        "https://github.com/sponsors/katex"
+      ],
+      "license": "MIT",
+      "dependencies": {
+        "commander": "^8.3.0"
+      },
+      "bin": {
+        "katex": "cli.js"
+      }
+    },
     "packages/web/node_modules/minimatch": {
       "version": "9.0.9",
       "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-9.0.9.tgz",
@@ -13356,6 +13358,54 @@
       "engines": {
         "node": "^20.19.0 || ^22.12.0 || >=23"
       }
+    },
+    "node_modules/@emnapi/core": {
+      "version": "1.10.0",
+      "resolved": "https://registry.npmjs.org/@emnapi/core/-/core-1.10.0.tgz",
+      "integrity": "sha512-yq6OkJ4p82CAfPl0u9mQebQHKPJkY7WrIuk205cTYnYe+k2Z8YBh11FrbRG/H6ihirqcacOgl2BIO8oyMQLeXw==",
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "peer": true,
+      "dependencies": {
+        "@emnapi/wasi-threads": "1.2.1",
+        "tslib": "^2.4.0"
+      }
+    },
+    "node_modules/@emnapi/runtime": {
+      "version": "1.10.0",
+      "resolved": "https://registry.npmjs.org/@emnapi/runtime/-/runtime-1.10.0.tgz",
+      "integrity": "sha512-ewvYlk86xUoGI0zQRNq/mC+16R1QeDlKQy21Ki3oSYXNgLb45GV1P6A0M+/s6nyCuNDqe5VpaY84BzXGwVbwFA==",
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "peer": true,
+      "dependencies": {
+        "tslib": "^2.4.0"
+      }
+    },
+    "node_modules/@tailwindcss/oxide-wasm32-wasi/node_modules/@emnapi/core": {
+      "version": "1.11.1",
+      "dev": true,
+      "inBundle": true,
+      "license": "MIT",
+      "optional": true,
+      "peer": true,
+      "dependencies": {
+        "@emnapi/wasi-threads": "1.2.2",
+        "tslib": "^2.4.0"
+      }
+    },
+    "node_modules/@tailwindcss/oxide-wasm32-wasi/node_modules/@emnapi/runtime": {
+      "version": "1.11.1",
+      "dev": true,
+      "inBundle": true,
+      "license": "MIT",
+      "optional": true,
+      "peer": true,
+      "dependencies": {
+        "tslib": "^2.4.0"
+      }
     }
   }
 }
diff --git a/packages/agent/package.json b/packages/agent/package.json
index 67b133c..253ebe6 100644
--- a/packages/agent/package.json
+++ b/packages/agent/package.json
@@ -34,7 +34,7 @@
     "@hotdocx/arrowgram-web": "^1.1.1",
     "@vitejs/plugin-react": "^5.1.2",
     "diff": "^8.0.2",
-    "katex": "^0.16.22",
+    "katex": "^0.18.9",
     "pagedjs": "^0.4.3",
     "react": "^19.2.4",
     "react-dom": "^19.2.4",
diff --git a/packages/arrowgram/package.json b/packages/arrowgram/package.json
index b8cfccb..777ba40 100644
--- a/packages/arrowgram/package.json
+++ b/packages/arrowgram/package.json
@@ -84,7 +84,7 @@
         "node": ">=20.19"
     },
     "peerDependencies": {
-        "katex": "^0.16.47",
+        "katex": "^0.18.9",
         "react": "^18.2.0 || ^19.0.0",
         "react-dom": "^18.2.0 || ^19.0.0"
     },
@@ -110,9 +110,9 @@
         "@types/react-dom": "^19.2.3",
         "@vitest/coverage-v8": "^4.1.11",
         "ajv": "^8.20.0",
+        "esbuild": "0.25.5",
         "eslint": "^10.9.1",
         "eslint-plugin-react-hooks": "^7.1.1",
-        "esbuild": "0.25.5",
         "fast-check": "^4.9.0",
         "typescript": "^5.9.3",
         "typescript-eslint": "^8.68.0",
diff --git a/packages/paged/package.json b/packages/paged/package.json
index b4e1f11..c8766b9 100644
--- a/packages/paged/package.json
+++ b/packages/paged/package.json
@@ -13,7 +13,7 @@
   },
   "dependencies": {
     "@hotdocx/arrowgram": "*",
-    "katex": "^0.16.9",
+    "katex": "^0.18.9",
     "lucide-react": "^0.475.0",
     "mermaid": "^10.9.0",
     "pagedjs": "^0.4.3",
diff --git a/packages/web/package.json b/packages/web/package.json
index b6800bb..37107c3 100644
--- a/packages/web/package.json
+++ b/packages/web/package.json
@@ -74,7 +74,7 @@
         "file-saver": "^2.0.5",
         "html-to-image": "^1.11.13",
         "idb-keyval": "^6.2.2",
-        "katex": "^0.16.22",
+        "katex": "^0.18.9",
         "lucide-react": "^0.562.0",
         "mermaid": "^11.8.0",
         "pagedjs": "^0.4.3",