diff --git a/apps/web/src/config/auth.ts b/apps/web/src/config/auth.ts
index 209ed05..13eb0b2 100644
--- a/apps/web/src/config/auth.ts
+++ b/apps/web/src/config/auth.ts
@@ -17,7 +17,8 @@ export const authConfig = authConfigSchema.parse({
     password: toBool(env.NEXT_PUBLIC_AUTH_PASSWORD, true),
     magicLink: toBool(env.NEXT_PUBLIC_AUTH_MAGIC_LINK, false),
     passkey: toBool(env.NEXT_PUBLIC_AUTH_PASSKEY, true),
-    anonymous: toBool(env.NEXT_PUBLIC_AUTH_ANONYMOUS, true),
+    // claudemesh requires auth — mesh membership is tied to an account
+    anonymous: toBool(env.NEXT_PUBLIC_AUTH_ANONYMOUS, false),
     // v0.1.0: GitHub + Google. Apple deferred until we need it.
     oAuth: [SocialProvider.GOOGLE, SocialProvider.GITHUB],
   },
diff --git a/apps/web/src/modules/auth/form/social-providers.tsx b/apps/web/src/modules/auth/form/social-providers.tsx
index db3e1a0..d18da15 100644
--- a/apps/web/src/modules/auth/form/social-providers.tsx
+++ b/apps/web/src/modules/auth/form/social-providers.tsx
@@ -29,6 +29,12 @@ export const SocialIcons: Record<SocialProviderType, Icon> = {
   [SocialProviderType.APPLE]: Icons.Apple,
 };
 
+const PROVIDER_LABELS: Record<SocialProviderType, string> = {
+  [SocialProviderType.GITHUB]: "GitHub",
+  [SocialProviderType.GOOGLE]: "Google",
+  [SocialProviderType.APPLE]: "Apple",
+};
+
 const SocialProvider = ({
   provider,
   isSubmitting,
@@ -49,7 +55,7 @@ const SocialProvider = ({
       variant="outline"
       type="button"
       size="lg"
-      className="relative grow basis-28 gap-2"
+      className="relative w-full justify-center gap-2"
       disabled={isSubmitting}
       onClick={onClick}
     >
@@ -58,7 +64,9 @@ const SocialProvider = ({
       ) : (
         <>
           <Icon className="size-5 dark:brightness-125" />
-          <span className="leading-none capitalize">{provider}</span>
+          <span className="leading-none">
+            Continue with {PROVIDER_LABELS[provider]}
+          </span>
         </>
       )}