diff --git a/docs/reference/actions.md b/docs/reference/actions.md
index 6aa43db3..6bcbcdab 100644
--- a/docs/reference/actions.md
+++ b/docs/reference/actions.md
@@ -170,6 +170,7 @@ Custom action option | Description
 `:stop`              | calls `.stopPropagation()` on the event before invoking the method
 `:prevent`           | calls `.preventDefault()` on the event before invoking the method
 `:self`              | only invokes the method if the event was fired by the element itself
+`:!input`            | suppress an event if it was fired while an input element has focus
 
 You can register your own action options with the `Application.registerActionOption` method.
 
diff --git a/src/core/action_descriptor.ts b/src/core/action_descriptor.ts
index 35a4a211..801eddea 100644
--- a/src/core/action_descriptor.ts
+++ b/src/core/action_descriptor.ts
@@ -30,6 +30,19 @@ export const defaultActionDescriptorFilters: ActionDescriptorFilters = {
       return true
     }
   },
+
+  input({ event, value }) {
+    if (value) return true
+
+    const target = event.target
+    if (!(target instanceof Element)) return true
+
+    const isInput =
+      target.tagName === "INPUT" ||
+      target.tagName === "TEXTAREA" ||
+      (target instanceof HTMLElement && target.isContentEditable)
+    return !isInput
+  },
 }
 
 export interface ActionDescriptor {
diff --git a/src/tests/modules/core/event_options_tests.ts b/src/tests/modules/core/event_options_tests.ts
index 45027cd3..f6906a93 100644
--- a/src/tests/modules/core/event_options_tests.ts
+++ b/src/tests/modules/core/event_options_tests.ts
@@ -7,6 +7,7 @@ export default class EventOptionsTests extends LogControllerTestCase {
     <div data-controller="c d">
       <button></button>
       <details></details>
+      <input>
     </div>
     <div id="outside"></div>
   `
@@ -178,6 +179,22 @@ export default class EventOptionsTests extends LogControllerTestCase {
     this.assertNoActions()
   }
 
+  async "test true input option"() {
+    await this.setAction(this.inputElement, "keydown@window->c#log:input")
+
+    await this.triggerEvent(this.inputElement, "keydown")
+
+    this.assertActions({ name: "log", eventType: "keydown" })
+  }
+
+  async "test false input option"() {
+    await this.setAction(this.inputElement, "keydown@window->c#log:!input")
+
+    await this.triggerEvent(this.inputElement, "keydown")
+
+    this.assertNoActions()
+  }
+
   async "test custom action option callback params contain the controller instance"() {
     let lastActionOptions: { controller?: Controller<Element> } = {}
 
@@ -313,4 +330,8 @@ export default class EventOptionsTests extends LogControllerTestCase {
   get detailsElement() {
     return this.findElement("details")
   }
+
+  get inputElement() {
+    return this.findElement("input")
+  }
 }