diff --git a/packages/index.ts b/packages/index.ts
index 64c82f815b..7f98d3b058 100644
--- a/packages/index.ts
+++ b/packages/index.ts
@@ -1,12 +1,42 @@
+import {parse, compare} from "./kas/src";
 import {init, Widgets, Renderer} from "./perseus/src";
+
 import GraphUtils from "./perseus/src/util/graphie";
 
+export interface TexOptions {
+    functions?: string[];
+    simplify?: boolean;
+    form?: boolean;
+    times?: boolean;
+}
+
 export interface PerseusCore {
     init: typeof init;
     Widgets: typeof Widgets;
     Renderer: typeof Renderer;
     GraphUtils: typeof GraphUtils;
+    parseTex: (
+        tex: string,
+        options?: TexOptions,
+    ) => {
+        parsed: boolean;
+        expr: unknown;
+        error?: string;
+    };
+    compareTex: (
+        ans: unknown,
+        solution: unknown,
+        options?: TexOptions,
+    ) => {equal: boolean; message: string};
 }
-export {init, Widgets, Renderer, GraphUtils};
+
+export {
+    init,
+    Widgets,
+    Renderer,
+    parse as parseTex,
+    compare as compareTex,
+    GraphUtils,
+};
 
 export type {WidgetExports} from "./perseus/src";
diff --git a/packages/package.json b/packages/package.json
index 5d5891205b..8a4bc94767 100644
--- a/packages/package.json
+++ b/packages/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@junyiacademy/perseus-core",
-  "version": "1.0.21",
+  "version": "1.0.22",
   "main": "./dist/index.js",
   "types": "./dist/index.d.ts",
   "license": "MIT",