diff --git a/src/components/onboarding/wizard.tsx b/src/components/onboarding/wizard.tsx
index 347759e..2b89faf 100644
--- a/src/components/onboarding/wizard.tsx
+++ b/src/components/onboarding/wizard.tsx
@@ -199,10 +199,12 @@ export function OnboardingWizard({
       agentName: "Assistant",
       soulMd: FALLBACK_SOUL.replace("{company}", displayOrgName),
       agentsMd: FALLBACK_AGENTS,
-      // CORE defaults: heartbeat + cron pre-selected so the assistant
-      // can be proactive and run scheduled tasks out of the box.
-      // Customers can untoggle either before submitting. core-voice
-      // stays unselected — its toggle is disabled until Phase B.
+      // CORE defaults: heartbeat + cron + active-memory pre-selected so
+      // the assistant can be proactive, run scheduled tasks, and recall
+      // stable context out of the box. Customers can untoggle any of
+      // them before submitting. core-voice is fully wired (Phase B)
+      // but stays unselected — opt-in keeps audio spend predictable
+      // for tenants who don't intend to use voice channels.
       packages: [...DEFAULT_PACKAGE_IDS] as string[],
       billingAddress: {
         // For personal accounts, leave the company field empty — it'll
diff --git a/src/lib/packages.ts b/src/lib/packages.ts
index 03cc12a..a639450 100644
--- a/src/lib/packages.ts
+++ b/src/lib/packages.ts
@@ -13,8 +13,10 @@
  * Category model (Phase A rework):
  *   - core    — platform-behaviour toggles (heartbeat, cron,
  *               active-memory, voice). Mostly no secrets. core-voice is
- *               a catalog stub in Phase A — toggling stores customer
- *               intent only; the OCI config_patch lands in Phase B.
+ *               fully wired (Phase B): toggling installs the STT / TTS /
+ *               Talk surface via the operator's config_patch, routed
+ *               through LiteLLM (pieced-stt, pieced-tts-inbound,
+ *               pieced-tts-talk).
  *   - channel — messaging integration.
  *   - skill   — ClawHub skill install.
  */
@@ -271,8 +273,13 @@ export const CHANNEL_PACKAGE_IDS: string[] = PACKAGE_CATALOG
  *
  * Each adds some token cost — active-memory the most (one extra
  * sub-agent turn per inbound message) — so customers can untoggle any
- * of them before submitting. core-voice is deliberately excluded from
- * defaults until its config_patch lands in Phase B.
+ * of them before submitting.
+ *
+ * core-voice is intentionally NOT a default. It is fully wired (Phase B)
+ * and customers can enable it from the wizard, but it incurs separate
+ * audio spend on every inbound voice note (Whisper STT) and every
+ * outbound reply (kani-tts / kokoro-fastapi via LiteLLM). Opt-in keeps
+ * cost predictable for tenants who don't intend to use voice channels.
  */
 export const DEFAULT_PACKAGE_IDS: string[] = [
   "core-heartbeat",