diff --git a/tests/acceptance/10/CRITERIA.json b/tests/acceptance/10/CRITERIA.json
new file mode 100644
index 0000000..846f9f5
--- /dev/null
+++ b/tests/acceptance/10/CRITERIA.json
@@ -0,0 +1,18 @@
+{
+  "schema": "elffuss-t2t/criteria@2",
+  "issue": 10,
+  "criteria": [
+    {
+      "index": 1,
+      "tests": [
+        "tests/acceptance/10/criteria.test.js::criterion 1"
+      ]
+    },
+    {
+      "index": 2,
+      "tests": [
+        "tests/acceptance/10/criteria.test.js::criterion 2"
+      ]
+    }
+  ]
+}
diff --git a/tests/acceptance/10/criteria.test.js b/tests/acceptance/10/criteria.test.js
new file mode 100644
index 0000000..cd442b1
--- /dev/null
+++ b/tests/acceptance/10/criteria.test.js
@@ -0,0 +1,31 @@
+import test from 'node:test'
+import assert from 'node:assert/strict'
+const mod = await import('../../../web/js/model-cache.js')
+
+function setNavigator(value) {
+  Object.defineProperty(globalThis, 'navigator', { value, configurable: true, writable: true })
+}
+
+test('criterion 1', async () => {
+  const removed = []
+  const deletedCaches = []
+  const root = {
+    async removeEntry(name, opts) { removed.push([name, opts]) },
+  }
+  setNavigator({ storage: { getDirectory: async () => root } })
+  globalThis.caches = { delete: async (n) => { deletedCaches.push(n); return true } }
+
+  await mod.clearModelCache()
+
+  assert.ok(removed.some(([n]) => n === 'elffuss-models'))
+  assert.deepEqual(deletedCaches, ['elffuss-models-v1'])
+})
+
+test('criterion 2', async () => {
+  let calls = 0
+  setNavigator({ storage: { getDirectory: async () => { calls++; throw new Error('sin OPFS') } } })
+  globalThis.caches = { delete: async () => true }
+
+  await assert.doesNotReject(mod.clearModelCache())
+  assert.equal(calls, 1)
+})
diff --git a/web/js/model-cache.js b/web/js/model-cache.js
index c550d0e..558d2ea 100644
--- a/web/js/model-cache.js
+++ b/web/js/model-cache.js
@@ -48,4 +48,8 @@ export async function clearModelCache() {
   if (navigator.serviceWorker && navigator.serviceWorker.controller)
     navigator.serviceWorker.controller.postMessage('clear-models');
   try { await caches.delete('elffuss-models-v1'); } catch { /* */ }
+  try {
+    const { clearAll } = await import('./runtime/model-store.js');
+    await clearAll();
+  } catch { /* sin almacén OPFS: nada que vaciar */ }
 }