u

src/providers/mssql/schema.js

@@ -833,7 +833,7 @@ BEGIN
         role NVARCHAR(20) NOT NULL,
         message NVARCHAR(MAX) NOT NULL,
         CONSTRAINT FK_modelmessage_conversation FOREIGN KEY (conversation_id) REFERENCES modelconversation(id) ON DELETE CASCADE,
-        CONSTRAINT CK_modelmessage_role CHECK (role IN ('system', 'user', 'assistant', 'tool', 'reasoning'))
+        CONSTRAINT CK_modelmessage_role CHECK (role IN ('system', 'user', 'assistant', 'tool', 'reasoning', 'usage'))
     );
     CREATE INDEX IX_modelmessage_conversation ON modelmessage (conversation_id, id);
 END

src/providers/sqlite3/schema.js

@@ -518,7 +518,7 @@ CREATE TABLE IF NOT EXISTS modelmessage (
     id INTEGER PRIMARY KEY,
     conversation_id INTEGER NOT NULL,
     created_at TEXT NOT NULL DEFAULT (${UTC_NOW}),
-    role TEXT NOT NULL CHECK (role IN ('system', 'user', 'assistant', 'tool', 'reasoning')),
+    role TEXT NOT NULL CHECK (role IN ('system', 'user', 'assistant', 'tool', 'reasoning', 'usage')),
     message TEXT NOT NULL,
     FOREIGN KEY (conversation_id) REFERENCES modelconversation(id) ON DELETE CASCADE
 );

src/store/modelmessage/add.js

@@ -31,7 +31,7 @@ export default function add(provider) {
    * @param {number} conversationId - The conversation id.
    * @param {object} input - Message input.
    * @param {string} input.message - Message text.
-   * @param {'user'|'assistant'|'system'|'tool'|'reasoning'} [input.role='user'] - Message role.
+   * @param {'user'|'assistant'|'system'|'tool'|'reasoning'|'usage'} [input.role='user'] - Message role.
    * @param {object} [tx] - Optional transaction to run within.
    * @returns {Promise<{id: number, conversation_id: number, created_at: string, role: string, message: string}>}
    * @throws {Error} 'Conversation not found', 'Conversation is not idle', 'Message required', 'Invalid role'.
@@ -42,7 +42,7 @@ export default function add(provider) {
       throw new Error('Conversation not found');
     }
     const role = input.role || 'user';
-    if (!['user', 'assistant', 'system', 'tool', 'reasoning'].includes(role)) {
+    if (!['user', 'assistant', 'system', 'tool', 'reasoning', 'usage'].includes(role)) {
       throw new Error('Invalid role');
     }
     const message = input.message != null ? String(input.message) : '';