diff --git a/lib/Constants.js b/lib/Constants.js
index 045d71389..5671b0313 100644
--- a/lib/Constants.js
+++ b/lib/Constants.js
@@ -255,7 +255,6 @@ module.exports.UserFlags = {
     VERIFIED_BOT_DEVELOPER: 1 << 17
 };
 
-
 module.exports.Intents = {
     guilds:                 1 << 0,
     guildMembers:           1 << 1,
@@ -273,3 +272,20 @@ module.exports.Intents = {
     directMessageReactions: 1 << 13,
     directMessageTyping:    1 << 14
 };
+
+module.exports.CommandOptionTypes = {
+    SUB_COMMAND:       1,
+    SUB_COMMAND_GROUP: 2,
+    STRING:            3,
+    INTEGER:           4,
+    BOOLEAN:           5,
+    USER:              6,
+    CHANNEL:           7,
+    ROLE:              8,
+    MENTIONABLE:       9
+};
+
+module.exports.CommandPermissionTypes = {
+    ROLE: 1,
+    USER: 2
+};
diff --git a/lib/rest/Endpoints.js b/lib/rest/Endpoints.js
index 050444281..f32d3241e 100644
--- a/lib/rest/Endpoints.js
+++ b/lib/rest/Endpoints.js
@@ -6,6 +6,8 @@ module.exports.BASE_URL = "/api/v" + REST_VERSION;
 module.exports.CDN_URL = "https://cdn.discordapp.com";
 module.exports.CLIENT_URL = "https://discord.com";
 
+module.exports.COMMAND =                              (applicationId, commandId) => `/applications/${applicationId}/commands/${commandId}`;
+module.exports.COMMANDS =                                        (applicationId) => `/applications/${applicationId}/commands`;
 module.exports.CHANNEL =                                                (chanID) => `/channels/${chanID}`;
 module.exports.CHANNEL_BULK_DELETE =                                    (chanID) => `/channels/${chanID}/messages/bulk-delete`;
 module.exports.CHANNEL_CALL_RING =                                      (chanID) => `/channels/${chanID}/call/ring`;
@@ -36,6 +38,8 @@ module.exports.GUILD_AUDIT_LOGS =                                      (guildID)
 module.exports.GUILD_BAN =                                   (guildID, memberID) => `/guilds/${guildID}/bans/${memberID}`;
 module.exports.GUILD_BANS =                                            (guildID) => `/guilds/${guildID}/bans`;
 module.exports.GUILD_CHANNELS =                                        (guildID) => `/guilds/${guildID}/channels`;
+module.exports.GUILD_COMMAND =               (applicationId, guildId, commandId) => `/applications/${applicationId}/guilds/${guildId}/commands/${commandId}`;
+module.exports.GUILD_COMMANDS =                         (applicationId, guildId) => `/applications/${applicationId}/guilds/${guildId}/commands`;
 module.exports.GUILD_DISCOVERY =                                       (guildID) => `/guilds/${guildID}/discovery-metadata`;
 module.exports.GUILD_DISCOVERY_CATEGORY =                  (guildID, categoryID) => `/guilds/${guildID}/discovery-categories/${categoryID}`;
 module.exports.GUILD_EMBED =                                           (guildID) => `/guilds/${guildID}/embed`;