diff --git a/server/prisma/migrations/20251225143531_user_preferences/migration.sql b/server/prisma/migrations/20251225143531_user_preferences/migration.sql
new file mode 100644
index 0000000..0cf4c7e
--- /dev/null
+++ b/server/prisma/migrations/20251225143531_user_preferences/migration.sql
@@ -0,0 +1,10 @@
+-- CreateTable
+CREATE TABLE "UserPreferences" (
+    "userId" TEXT NOT NULL PRIMARY KEY,
+    "toggleInputHotkey" TEXT NOT NULL,
+    "toggleOutputHotkey" TEXT NOT NULL,
+    CONSTRAINT "UserPreferences_userId_fkey" FOREIGN KEY ("userId") REFERENCES "User" ("id") ON DELETE CASCADE ON UPDATE CASCADE
+);
+
+-- CreateIndex
+CREATE INDEX "Session_userId_idx" ON "Session"("userId");
diff --git a/server/prisma/migrations/20251225145827_user_preferences_volumes/migration.sql b/server/prisma/migrations/20251225145827_user_preferences_volumes/migration.sql
new file mode 100644
index 0000000..95ee7c3
--- /dev/null
+++ b/server/prisma/migrations/20251225145827_user_preferences_volumes/migration.sql
@@ -0,0 +1,21 @@
+/*
+  Warnings:
+
+  - Added the required column `volumes` to the `UserPreferences` table without a default value. This is not possible if the table is not empty.
+
+*/
+-- RedefineTables
+PRAGMA defer_foreign_keys=ON;
+PRAGMA foreign_keys=OFF;
+CREATE TABLE "new_UserPreferences" (
+    "userId" TEXT NOT NULL PRIMARY KEY,
+    "toggleInputHotkey" TEXT NOT NULL,
+    "toggleOutputHotkey" TEXT NOT NULL,
+    "volumes" JSONB NOT NULL,
+    CONSTRAINT "UserPreferences_userId_fkey" FOREIGN KEY ("userId") REFERENCES "User" ("id") ON DELETE CASCADE ON UPDATE CASCADE
+);
+INSERT INTO "new_UserPreferences" ("toggleInputHotkey", "toggleOutputHotkey", "userId") SELECT "toggleInputHotkey", "toggleOutputHotkey", "userId" FROM "UserPreferences";
+DROP TABLE "UserPreferences";
+ALTER TABLE "new_UserPreferences" RENAME TO "UserPreferences";
+PRAGMA foreign_keys=ON;
+PRAGMA defer_foreign_keys=OFF;
diff --git a/server/prisma/schema.prisma b/server/prisma/schema.prisma
index 1e46093..bfe776a 100644
--- a/server/prisma/schema.prisma
+++ b/server/prisma/schema.prisma
@@ -9,22 +9,32 @@ generator client {
 }
 
 model User {
-  id          String   @id @default(cuid())
-  username    String   @unique
-  password    String
-  displayName String
-  createdAt   DateTime @default(now())
-  updatedAt   DateTime @updatedAt
+  id                String   @id @default(cuid())
+  username          String   @unique
+  password          String
+  displayName       String
+  createdAt         DateTime @default(now())
+  updatedAt         DateTime @updatedAt
 
-  Session     Session[]
+  Session           Session[]
+  UserPreferences   UserPreferences?
 }
 
 model Session {
-  id        String    @id
+  id        String @id
   userId    String
   expiresAt DateTime
 
-  user      User      @relation(references: [id], fields: [userId], onDelete: Cascade)
+  user      User @relation(references: [id], fields: [userId], onDelete: Cascade)
 
   @@index([userId])
+}
+
+model UserPreferences {
+  userId              String @id
+  toggleInputHotkey   String
+  toggleOutputHotkey  String
+  volumes             Json
+
+  user                User   @relation(fields: [userId], references: [id], onDelete: Cascade)
 }
\ No newline at end of file
diff --git a/server/routes/user.ts b/server/routes/user.ts
new file mode 100644
index 0000000..7c3c237
--- /dev/null
+++ b/server/routes/user.ts
@@ -0,0 +1,46 @@
+import type { FastifyInstance } from 'fastify'
+import { z } from 'zod'
+import prisma from '../prisma/client.ts'
+
+export default function (fastify: FastifyInstance) {
+  fastify.get('/preferences', async (req, reply) => {
+    if (req.user) {
+      return prisma.userPreferences.findFirst({ where: { userId: req.user.id } })
+    }
+
+    reply.code(401).send(false)
+  })
+
+  fastify.patch('/preferences', async (req, reply) => {
+    if (!req.user) {
+      reply.code(401).send(false)
+
+      return
+    }
+
+    try {
+      const schema = z.object({
+        toggleInputHotkey: z.string(),
+        toggleOutputHotkey: z.string(),
+        volumes: z.record(z.string(), z.number()),
+      })
+      const input = schema.parse(req.body)
+
+      return prisma.userPreferences.update({
+        where: { userId: req.user.id },
+        data: input,
+      })
+    }
+    catch (err) {
+      fastify.log.error(err)
+      reply.code(400)
+
+      if (err instanceof z.ZodError) {
+        reply.send({ error: z.prettifyError(err) })
+      }
+      else {
+        reply.send({ error: err.message })
+      }
+    }
+  })
+}