diff --git a/solanaceae/tox_contacts/tox_contact_model2.cpp b/solanaceae/tox_contacts/tox_contact_model2.cpp
index c2d84ef..9a7352e 100644
--- a/solanaceae/tox_contacts/tox_contact_model2.cpp
+++ b/solanaceae/tox_contacts/tox_contact_model2.cpp
@@ -460,6 +460,30 @@ Contact3Handle ToxContactModel2::getContactGroupPeer(uint32_t group_number, cons
 	return {_cr, c};
 }
 
+bool ToxContactModel2::groupPeerCanSpeak(uint32_t group_number, uint32_t peer_number) {
+	auto [role_opt, role_err] = _t.toxGroupPeerGetRole(group_number, peer_number);
+	if (!role_opt) {
+		return false; // group/peer not found, return true instead?
+	}
+
+	if (role_opt.value() == TOX_GROUP_ROLE_OBSERVER) {
+		return false; // no in every case
+	}
+
+	auto vs_opt = _t.toxGroupGetVoiceState(group_number);
+	if (!vs_opt.has_value()) {
+		return false; // group not found, return true instead?
+	}
+
+	if (vs_opt.value() == TOX_GROUP_VOICE_STATE_ALL) {
+		return true;
+	} else if (vs_opt.value() == TOX_GROUP_VOICE_STATE_FOUNDER) {
+		return role_opt.value() == TOX_GROUP_ROLE_FOUNDER;
+	} else { // mod+f
+		return role_opt.value() == TOX_GROUP_ROLE_MODERATOR || role_opt.value() == TOX_GROUP_ROLE_FOUNDER;
+	}
+}
+
 bool ToxContactModel2::onToxEvent(const Tox_Event_Friend_Connection_Status* e) {
 	const Tox_Connection connection_status = tox_event_friend_connection_status_get_connection_status(e);
 	auto c = getContactFriend(tox_event_friend_connection_status_get_friend_number(e));
diff --git a/solanaceae/tox_contacts/tox_contact_model2.hpp b/solanaceae/tox_contacts/tox_contact_model2.hpp
index dd0cbcf..5f802c4 100644
--- a/solanaceae/tox_contacts/tox_contact_model2.hpp
+++ b/solanaceae/tox_contacts/tox_contact_model2.hpp
@@ -20,7 +20,7 @@ class ToxContactModel2 : public ContactModel3I, public ToxEventI {
 	float _group_status_timer {0.f};
 
 	public:
-		static constexpr const char* version {"2"};
+		static constexpr const char* version {"3"};
 
 		ToxContactModel2(Contact3Registry& cr, ToxI& t, ToxEventProviderI& tep);
 		virtual ~ToxContactModel2(void);
@@ -41,6 +41,9 @@ class ToxContactModel2 : public ContactModel3I, public ToxEventI {
 		//Contact3Handle getContactGroupPeer(const ToxKey& group_key, const ToxKey& peer_key);
 		Contact3Handle getContactGroupPeer(uint32_t group_number, const ToxKey& peer_key);
 
+		// TODO: add proper perm api to contacts
+		bool groupPeerCanSpeak(uint32_t group_number, uint32_t peer_number);
+
 	protected: // tox events
 		bool onToxEvent(const Tox_Event_Friend_Connection_Status* e) override;
 		bool onToxEvent(const Tox_Event_Friend_Status* e) override;