diff --git a/.github/workflows/contract-tests.yml b/.github/workflows/contract-tests.yml
index 195d4008..69e30f86 100644
--- a/.github/workflows/contract-tests.yml
+++ b/.github/workflows/contract-tests.yml
@@ -27,6 +27,15 @@ jobs:
       - name: Verify API surface snapshot
         run: npm run contract-snapshot-verify
 
+      - name: Show API surface diff
+        if: failure()
+        run: |
+          echo "### API surface changes detected ###"
+          echo "Lines prefixed with '-' were REMOVED from the public API."
+          echo "Lines prefixed with '+' were ADDED to the public API."
+          echo ""
+          diff -u api-report/skyflow-node.api.md temp/skyflow-node.api.md || true
+
       - name: Upload API surface diff on failure
         if: failure()
         uses: actions/upload-artifact@v4
diff --git a/src/vault/model/options/insert/index.ts b/src/vault/model/options/insert/index.ts
index 9d0dfdcd..c2155f9a 100644
--- a/src/vault/model/options/insert/index.ts
+++ b/src/vault/model/options/insert/index.ts
@@ -26,6 +26,10 @@ class InsertOptions {
         this.tokens = tokens;
     }
 
+    setEnableTokens(tokens: Array<Record<string, unknown>>) {
+        this.tokens = tokens;
+    }
+
     setHomogeneous(homogeneous: boolean) {
         this.homogeneous = homogeneous;
     }