diff --git a/db/migrations/20241022093002_create_subscription_plans_table.js b/db/migrations/20241022093002_create_subscription_plans_table.js
new file mode 100644
index 0000000..6c64a9f
--- /dev/null
+++ b/db/migrations/20241022093002_create_subscription_plans_table.js
@@ -0,0 +1,17 @@
+export function up(knex) {
+  return knex.schema.createTable('subscription_plans', function(table) {
+    table.increments('_id').primary().comment('主键ID');
+    table.string('name', 50).notNullable().unique().comment('计划名称');
+    table.integer('tokens').unsigned().notNullable().comment('代币数量');
+    table.decimal('price', 10, 2).notNullable().comment('月度价格');
+    table.text('description').comment('计划描述');
+    table.integer('save_percentage').unsigned().comment('节省百分比');
+    table.boolean('is_active').defaultTo(true).comment('是否激活');
+    table.timestamp('_create').defaultTo(knex.fn.now()).comment('创建时间');
+    table.timestamp('_update').defaultTo(knex.fn.now()).comment('更新时间');
+  });
+}
+
+export function down(knex) {
+  return knex.schema.dropTable('subscription_plans');
+}
diff --git a/db/migrations/20241022093003_insert_initial_subscription_plans.js b/db/migrations/20241022093003_insert_initial_subscription_plans.js
new file mode 100644
index 0000000..c8d5519
--- /dev/null
+++ b/db/migrations/20241022093003_insert_initial_subscription_plans.js
@@ -0,0 +1,36 @@
+export function up(knex) {
+  return knex('subscription_plans').insert([
+    {
+      name: 'Pro',
+      tokens: 10000000,
+      price: 20.00,
+      description: '适合业余爱好者和轻度探索性使用的休闲用户。',
+      save_percentage: null,
+    },
+    {
+      name: 'Pro 50',
+      tokens: 26000000,
+      price: 50.00,
+      description: '为每周需要使用多八多几次的专业人士设计。',
+      save_percentage: 3,
+    },
+    {
+      name: 'Pro 100',
+      tokens: 55000000,
+      price: 100.00,
+      description: '完美适合希望提升日常工作流程的重度用户。',
+      save_percentage: 9,
+    },
+    {
+      name: 'Pro 200',
+      tokens: 120000000,
+      price: 200.00,
+      description: '最适合依赖多八多作为核心工具持续使用的超级用户。',
+      save_percentage: 17,
+    },
+  ]);
+}
+
+export function down(knex) {
+  return knex('subscription_plans').del();
+}
diff --git a/db/migrations/20241022093004_create_token_reloads_table.js b/db/migrations/20241022093004_create_token_reloads_table.js
new file mode 100644
index 0000000..a625aaf
--- /dev/null
+++ b/db/migrations/20241022093004_create_token_reloads_table.js
@@ -0,0 +1,16 @@
+export function up(knex) {
+  return knex.schema.createTable('token_reloads', function(table) {
+    table.increments('_id').primary().comment('主键ID');
+    table.string('name', 50).notNullable().unique().comment('充值包名称');
+    table.integer('tokens').unsigned().notNullable().comment('代币数量');
+    table.decimal('price', 10, 2).notNullable().comment('价格');
+    table.text('description').comment('描述');
+    table.boolean('is_active').defaultTo(true).comment('是否激活');
+    table.timestamp('_create').defaultTo(knex.fn.now()).comment('创建时间');
+    table.timestamp('_update').defaultTo(knex.fn.now()).comment('更新时间');
+  });
+}
+
+export function down(knex) {
+  return knex.schema.dropTable('token_reloads');
+}
diff --git a/db/migrations/20241022093005_insert_initial_token_reload.js b/db/migrations/20241022093005_insert_initial_token_reload.js
new file mode 100644
index 0000000..c18ec88
--- /dev/null
+++ b/db/migrations/20241022093005_insert_initial_token_reload.js
@@ -0,0 +1,14 @@
+export function up(knex) {
+  return knex('token_reloads').insert([
+    {
+      name: '代币充值',
+      tokens: 10000000,
+      price: 20.00,
+      description: '非订阅代币购买，每次充值10,000,000代币',
+    }
+  ]);
+}
+
+export function down(knex) {
+  return knex('token_reloads').del();
+}
diff --git a/db/migrations/20241022093006_create_chat_histories_table.js b/db/migrations/20241022093006_create_chat_histories_table.js
new file mode 100644
index 0000000..027cb7a
--- /dev/null
+++ b/db/migrations/20241022093006_create_chat_histories_table.js
@@ -0,0 +1,19 @@
+export function up(knex) {
+  return knex.schema.createTable('chat_histories', function(table) {
+    table.increments('_id').primary().comment('主键ID');
+    table.integer('user_id').unsigned().notNullable().comment('用户ID');
+    table.foreign('user_id').references('users._id').onDelete('CASCADE');
+    table.text('message').notNullable().comment('消息内容');
+    table.enum('role', ['user', 'assistant']).notNullable().comment('消息角色');
+    table.integer('tokens_used').unsigned().comment('使用的代币数量');
+    table.string('session_id', 255).comment('会话ID');
+    table.timestamp('_create').defaultTo(knex.fn.now()).comment('创建时间');
+    table.timestamp('_update').defaultTo(knex.fn.now()).comment('更新时间');
+    table.index('user_id');
+    table.index('session_id');
+  });
+}
+
+export function down(knex) {
+  return knex.schema.dropTable('chat_histories');
+}