diff --git a/docs/user/permission-modes.md b/docs/user/permission-modes.md
index 796e3f316122d..de06e461f9905 100644
--- a/docs/user/permission-modes.md
+++ b/docs/user/permission-modes.md
@@ -27,12 +27,11 @@ the parent conversation with the subagent's name, so you can respond without swi
 ## Provider differences
 
 Providers enforce permissions differently. Some read-only actions can proceed in **Supervised**.
-**Auto** uses automatic review on Codex, Claude, Cursor, Grok, and fx; providers without an equivalent,
-including OpenCode and Antigravity, fall back to asking. On Grok, commands its review blocks come
-to you for approval. On fx, prompts it still sends also come to you.
+**Auto** uses automatic review on Codex, Claude, Cursor, Grok, Muse Code, and fx; providers without an
+equivalent, including OpenCode and Antigravity, fall back to asking. On Grok, commands its review
+blocks come to you for approval. On fx, prompts it still sends also come to you.
 
-Muse Code offers only **Supervised** and **Full access**. A Muse thread already set to another mode
-runs in **Supervised**.
+Muse Code offers no **Auto-accept edits**. A Muse thread already set to it runs in **Supervised**.
 
 T3 Code offers no **Auto-accept edits** or **Full access** for fx. An fx thread already set to either runs in
 **Supervised**.
diff --git a/docs/user/providers-muse.md b/docs/user/providers-muse.md
index df506e678bcc1..b25ec46aa8a8b 100644
--- a/docs/user/providers-muse.md
+++ b/docs/user/providers-muse.md
@@ -45,9 +45,10 @@ can use under **Custom models** in the instance settings.
 
 ## Permissions and limitations
 
-Muse offers two [permission modes](./permission-modes.md): **Supervised** asks
-before commands and edits, and **Full access** runs them without asking. Muse has
-no equivalent of **Auto-accept edits** or **Auto**, so they are not offered.
+Muse offers three [permission modes](./permission-modes.md): **Supervised** asks
+before commands and edits, **Auto** lets Muse's own auto-review decide eligible
+actions, and **Full access** runs them without asking. Muse has no equivalent of
+**Auto-accept edits**, so it is not offered.
 
 Muse can use T3 Code's tools. If Muse cannot reach them, the turn continues
 without them. Switching providers can pass conversation context as a handoff.
diff --git a/packages/provider-muse/src/server/adapter.test.ts b/packages/provider-muse/src/server/adapter.test.ts
index 76b46715c6020..ea9b55e878694 100644
--- a/packages/provider-muse/src/server/adapter.test.ts
+++ b/packages/provider-muse/src/server/adapter.test.ts
@@ -420,6 +420,7 @@ describe("MuseAdapterV2", () => {
     Effect.gen(function* () {
       for (const [runtimeMode, profile, approvalMode] of [
         ["approval-required", ":ask-me", "promptUnmatched"],
+        ["auto", ":auto-review", "promptUnmatched"],
         ["full-access", ":unrestricted", "allowAll"],
       ] as const) {
         const policy = ProviderAdapter.ProviderAdapterV2RuntimePolicy.make({
diff --git a/packages/provider-muse/src/server/sdk.ts b/packages/provider-muse/src/server/sdk.ts
index 0269a64d9c967..11da88d249363 100644
--- a/packages/provider-muse/src/server/sdk.ts
+++ b/packages/provider-muse/src/server/sdk.ts
@@ -136,9 +136,10 @@ export function museApprovalMode(runtimeMode: RuntimeMode) {
   return runtimeMode === "full-access" ? "allowAll" : "promptUnmatched";
 }
 
-// Select explicitly; Muse defaults may let an AI reviewer decide approvals.
+// Select explicitly; Muse's default profile need not match the chosen runtime mode.
 export function musePermissionProfile(runtimeMode: RuntimeMode) {
-  return runtimeMode === "full-access" ? ":unrestricted" : ":ask-me";
+  if (runtimeMode === "full-access") return ":unrestricted";
+  return runtimeMode === "auto" ? ":auto-review" : ":ask-me";
 }
 
 export function museServeArgs(
diff --git a/packages/provider-muse/src/server/status.ts b/packages/provider-muse/src/server/status.ts
index 57d24d5f2ad78..5667da250efad 100644
--- a/packages/provider-muse/src/server/status.ts
+++ b/packages/provider-muse/src/server/status.ts
@@ -26,8 +26,8 @@ const MUSE_PRESENTATION = {
   displayName: "Muse Code",
   showInteractionModeToggle: false,
   reportsContextWindow: true,
-  // Muse has no accept-edits mode; map only :ask-me and :unrestricted.
-  supportedRuntimeModes: ["approval-required", "full-access"],
+  // Muse has no accept-edits mode.
+  supportedRuntimeModes: ["approval-required", "auto", "full-access"],
 } as const;
 
 const FALLBACK_CAPABILITIES = museModelCapabilities();