diff --git a/site/docs.html b/site/docs.html
index 98360a772..eeff6abe3 100644
--- a/site/docs.html
+++ b/site/docs.html
@@ -673,6 +673,18 @@ <h2 id="worktrees">Worktrees and pull requests</h2>
         Codex command cards are read-only; see <a href="#codex">Codex
         sessions</a> for their approval controls.
       </p>
+      <p>
+        Answer permission and plan cards from the keyboard, like the CLIs:
+        <kbd>y</kbd> accepts (or approves the plan), <kbd>n</kbd> denies (or
+        keeps planning), and <kbd>a</kbd> always allows for the rest of the
+        session. A pending permission outranks typing: the keys work even
+        while the composer has focus, and are not typed into it. The card's
+        own fields (the command, the rule, plan notes) keep their keys, and a
+        card the guardrail flagged as risky never takes keys from the
+        composer. Always-allow on a shell command is a prefix rule such as
+        <code>npm test:*</code>, not all of Bash; edit it, or allow the whole
+        tool, under <strong>Always-allow options</strong>.
+      </p>
       <p>
         PR state is live: checks show as badges on the thread card, and merging
         is a button, not a terminal command. Worktree merge and delete are
diff --git a/src/components/Composer.tsx b/src/components/Composer.tsx
index d6ce6d996..3251c2031 100644
--- a/src/components/Composer.tsx
+++ b/src/components/Composer.tsx
@@ -2074,6 +2074,7 @@ export const Composer = memo(function Composer({
           disabled={disabled || sending}
           readOnly={dictating}
           data-vim-mode={vimEnabled ? vimMode : undefined}
+          data-composer-input=""
         />
         <div
           ref={overflowRef}
diff --git a/src/components/ThreadView.module.css b/src/components/ThreadView.module.css
index 08f64cb39..3bfefee3f 100644
--- a/src/components/ThreadView.module.css
+++ b/src/components/ThreadView.module.css
@@ -3201,6 +3201,21 @@ button.diffLineGutter:focus-visible {
   text-decoration: underline;
 }
 
+/* y / n / a key hint on a permission button (#477). */
+.permissionKey {
+  display: inline-block;
+  min-width: 1.4em;
+  margin-right: 2px;
+  padding: 0 4px;
+  border: 1px solid currentColor;
+  border-radius: 3px;
+  font: inherit;
+  font-size: 10.5px;
+  line-height: 1.4;
+  text-align: center;
+  opacity: 0.7;
+}
+
 /* Always-allow overflow (#479): edit the session rule, or whole tool. */
 .permissionMore {
   font-size: 11px;
diff --git a/src/components/thread/cards.tsx b/src/components/thread/cards.tsx
index 9626f8972..4dfd27a0a 100644
--- a/src/components/thread/cards.tsx
+++ b/src/components/thread/cards.tsx
@@ -33,6 +33,56 @@ import { commandPrefix, WHOLE_TOOL_RULE } from "../../permissionRule";
 import styles from "../ThreadView.module.css";
 import diffStyles from "../TurnDiffPanel.module.css";
 
+type PermissionKey = "y" | "n" | "a";
+
+/**
+ * y / n / a answer a pending permission or plan card, like the CLIs (#477).
+ * Pending permission outranks typing: the keys are taken from a focused
+ * composer too, in the capture phase so the composer never sees them.
+ * Every other text field (the card's own command / rule / notes, search
+ * boxes) keeps its keys. A key with no handler (answered, empty command)
+ * passes through untouched. `fromComposer: false` (guardrail-flagged calls,
+ * CI sign-off) leaves the composer alone too: a stray `y` mid-sentence must
+ * not approve something the guardrail called risky.
+ */
+function usePermissionKeys(
+  keys: Partial<Record<PermissionKey, () => void>>,
+  fromComposer = true,
+) {
+  useEffect(() => {
+    const onKey = (ev: KeyboardEvent) => {
+      if (ev.metaKey || ev.ctrlKey || ev.altKey || ev.isComposing) return;
+      const run = keys[ev.key as PermissionKey];
+      if (!run) return;
+      const t = ev.target as HTMLElement | null;
+      if (
+        t &&
+        !(fromComposer && t.hasAttribute?.("data-composer-input")) &&
+        (t.tagName === "INPUT" ||
+          t.tagName === "TEXTAREA" ||
+          t.tagName === "SELECT" ||
+          t.isContentEditable)
+      ) {
+        return;
+      }
+      ev.preventDefault();
+      ev.stopPropagation();
+      run();
+    };
+    window.addEventListener("keydown", onKey, true);
+    return () => window.removeEventListener("keydown", onKey, true);
+  });
+}
+
+/** Key hint on a card button: `y` Accept. */
+function KeyHint({ k }: { k: PermissionKey }) {
+  return (
+    <kbd className={styles.permissionKey} aria-hidden="true">
+      {k}
+    </kbd>
+  );
+}
+
 /**
  * Plan approval (ExitPlanMode): the plan rendered as markdown in the prompt
  * panel, approve or send the agent back to planning (with optional notes),
@@ -81,6 +131,9 @@ export function PlanPrompt({
       notes || undefined,
     );
   };
+  usePermissionKeys(
+    sent ? {} : { y: () => answer("allow"), n: () => answer("deny") },
+  );
   const save = async () => {
     if (!onSave || saving) return;
     setSaving(true);
@@ -128,17 +181,19 @@ export function PlanPrompt({
           className={styles.permissionAllow}
           disabled={sent}
           onClick={() => answer("allow")}
+          aria-keyshortcuts="y"
         >
-          Approve plan
+          <KeyHint k="y" /> Approve plan
         </button>
         <button
           type="button"
           className={styles.permissionDeny}
           disabled={sent}
           onClick={() => answer("deny")}
+          aria-keyshortcuts="n"
           data-keep-planning=""
         >
-          Keep planning
+          <KeyHint k="n" /> Keep planning
         </button>
         {onImplement ? (
           <button
@@ -266,6 +321,19 @@ export function PermissionPrompt({
       alwaysRule,
     );
   };
+  const always = scoped
+    ? () => answer("allowAlways", rule.trim())
+    : () => answer("allowAlways");
+  usePermissionKeys(
+    sent
+      ? {}
+      : {
+          n: () => answer("deny"),
+          ...(empty ? {} : { y: () => answer("allow") }),
+          ...(acceptAlways && !empty && !ruleEmpty ? { a: always } : {}),
+        },
+    !guardrail,
+  );
 
   return (
     <div
@@ -355,8 +423,9 @@ export function PermissionPrompt({
           className={styles.permissionAllow}
           disabled={sent || empty}
           onClick={() => answer("allow")}
+          aria-keyshortcuts="y"
         >
-          Accept
+          <KeyHint k="y" /> Accept
         </button>
         {scoped ? (
           <button
@@ -364,18 +433,20 @@ export function PermissionPrompt({
             className={styles.permissionAllow}
             disabled={sent || empty || ruleEmpty}
             data-permission-always=""
-            onClick={() => answer("allowAlways", rule.trim())}
+            onClick={always}
+            aria-keyshortcuts="a"
           >
-            Always allow <code>{rule}</code>
+            <KeyHint k="a" /> Always allow <code>{rule}</code>
           </button>
         ) : acceptAlways ? (
           <button
             type="button"
             className={styles.permissionAllow}
             disabled={sent || empty}
-            onClick={() => answer("allowAlways")}
+            onClick={always}
+            aria-keyshortcuts="a"
           >
-            Accept all
+            <KeyHint k="a" /> Accept all
           </button>
         ) : null}
         {pending.folderGrant ? (
@@ -395,8 +466,9 @@ export function PermissionPrompt({
           className={styles.permissionDeny}
           disabled={sent}
           onClick={() => answer("deny")}
+          aria-keyshortcuts="n"
         >
-          Deny
+          <KeyHint k="n" /> Deny
         </button>
       </div>
       {scoped ? (
diff --git a/test/permissionPrompt.test.tsx b/test/permissionPrompt.test.tsx
index 8278ea94c..095413c91 100644
--- a/test/permissionPrompt.test.tsx
+++ b/test/permissionPrompt.test.tsx
@@ -403,3 +403,92 @@ describe("PermissionPrompt folder grant (#514)", () => {
     assert.equal(view.query("[data-permission-allow-folder]"), null);
   });
 });
+
+/** Press a key; true when the card took it (the field never saw the keydown). */
+async function key(view: Mounted, el: Element, k: string): Promise<boolean> {
+  let reached = false;
+  const seen = () => {
+    reached = true;
+  };
+  el.addEventListener("keydown", seen);
+  await view.press(el, k);
+  el.removeEventListener("keydown", seen);
+  return !reached;
+}
+
+describe("PermissionPrompt keyboard (#477)", () => {
+  const npmPending: PendingPermissionInfo = {
+    ...bashPending,
+    summary: "Bash: npm test -- foo",
+    command: "npm test -- foo",
+  };
+
+  for (const [k, decision] of [
+    ["y", "allow"],
+    ["n", "deny"],
+    ["a", "allowAlways"],
+  ] as const) {
+    it(`${k} answers ${decision} from a focused composer and is not typed`, async () => {
+      const { m, spy } = mountView(npmPending);
+      const view = await m;
+      const composer = view.query(
+        "[data-composer-input]",
+      ) as HTMLTextAreaElement;
+      assert.ok(composer, "composer textarea");
+      composer.focus();
+      assert.equal(await key(view, composer, k), true);
+      assert.equal(composer.value, "");
+      assert.equal(spy.calls.length, 1);
+      assert.equal(spy.calls[0].decision, decision);
+      if (k === "a") assert.equal(spy.calls[0].alwaysRule, "npm test:*");
+    });
+  }
+
+  it("a sends the edited rule, like the button", async () => {
+    const { m, spy } = mountView(npmPending);
+    const view = await m;
+    await view.type(view.query("[data-permission-rule]"), "npm *");
+    await key(view, view.query("[data-composer-input]")!, "a");
+    assert.equal(spy.calls[0].alwaysRule, "npm *");
+  });
+
+  it("the card's own fields keep their keys; answered cards release them", async () => {
+    const { m, spy } = mountView(npmPending);
+    const view = await m;
+    const ta = view.query("[data-permission-command]")!;
+    const rule = view.query("[data-permission-rule]")!;
+    assert.equal(await key(view, ta, "y"), false);
+    assert.equal(await key(view, rule, "a"), false);
+    assert.equal(spy.calls.length, 0);
+    const composer = view.query("[data-composer-input]")!;
+    assert.equal(await key(view, composer, "n"), true);
+    assert.equal(await key(view, composer, "y"), false);
+    assert.equal(spy.calls.length, 1);
+  });
+
+  it("a guardrail-flagged call never takes keys from the composer", async () => {
+    const { m, spy } = mountView({
+      ...npmPending,
+      guardrail: { rule: "RISKY", reason: "touches prod" },
+    });
+    const view = await m;
+    assert.equal(await key(view, view.query("[data-composer-input]")!, "y"), false);
+    assert.equal(spy.calls.length, 0);
+    // Outside any text field the keys still answer.
+    assert.equal(await key(view, view.query("[data-permission-card]")!, "y"), true);
+    assert.equal(spy.calls[0].decision, "allow");
+  });
+
+  it("modifiers pass through (Cmd+A still selects all)", async () => {
+    const { m, spy } = mountView(npmPending);
+    const view = await m;
+    await view.press(view.query("[data-composer-input]"), "a", { metaKey: true });
+    assert.equal(spy.calls.length, 0);
+  });
+
+  it("buttons show their keys", async () => {
+    const view = await mountView(npmPending).m;
+    const keys = view.queryAll("[data-permission-card] kbd").map((k) => k.textContent);
+    assert.deepEqual(keys, ["y", "a", "n"]);
+  });
+});
diff --git a/test/planPrompt.test.tsx b/test/planPrompt.test.tsx
index 78ca32034..d9efac8ca 100644
--- a/test/planPrompt.test.tsx
+++ b/test/planPrompt.test.tsx
@@ -166,6 +166,22 @@ describe("PlanPrompt", () => {
     ]);
   });
 
+  it("y approves and n keeps planning, even from the composer (#477)", async () => {
+    for (const [k, decision] of [["y", "allow"], ["n", "deny"]] as const) {
+      const { m, spy } = mountView();
+      const view = await m;
+      const composer = view.query("[data-composer-input]")!;
+      await view.press(composer, k);
+      assert.deepEqual(spy.calls, [{ requestId: "req-plan-1", decision }]);
+      view.unmount();
+    }
+    // Typing notes keeps its keys.
+    const { m, spy } = mountView();
+    const view = await m;
+    await view.press(view.query("textarea[data-plan-feedback]"), "n");
+    assert.deepEqual(spy.calls, []);
+  });
+
   it("sends Keep planning notes, and Approve ignores them (#1501)", async () => {
     const { m, spy } = mountView();
     const view = await m;