diff --git a/src/pages/ErrorPage/ErrorPage.tsx b/src/pages/ErrorPage/ErrorPage.tsx
index 6c770f15..36f70eca 100644
--- a/src/pages/ErrorPage/ErrorPage.tsx
+++ b/src/pages/ErrorPage/ErrorPage.tsx
@@ -1,10 +1,14 @@
 import { useNavigate } from "react-router-dom"
 
 import { Button, Center, Img, Text } from "@chakra-ui/react"
+import { User } from "api-models"
 
 import errorgif from "@assets/images/error.gif"
 
 const ErrorPage = () => {
+  const s: User = 1
+  console.log(s)
+
   const navigate = useNavigate()
   const goHome = () => {
     navigate("/")
diff --git a/src/types/domain/apiDomain.d.ts b/src/types/domain/apiDomain.d.ts
new file mode 100644
index 00000000..3f49ad48
--- /dev/null
+++ b/src/types/domain/apiDomain.d.ts
@@ -0,0 +1,112 @@
+declare module "api-models" {
+  export interface User {
+    id: number
+    nickname: string
+    provider: string
+    email: string
+    password?: string
+    profile_image_url?: string
+    introduction?: string
+    job?: string
+    career?: string
+    github_url?: string
+    blog_url?: string
+    created_at: string
+    updated_at: string
+    deleted_at?: string
+    is_deleted: boolean
+  }
+
+  export interface UserSkills {
+    id: number
+    user_id: number
+    skill_id: number
+  }
+
+  export interface Authorization {
+    id: number
+    refresh_token: string
+  }
+
+  export interface Files {
+    id: number
+    type: string
+    url: string
+  }
+
+  export interface Project {
+    id: number
+    name: string
+    sub_name?: string
+    overview: string
+    start_date?: string
+    end_date?: string
+    description: string
+    // 일단 정해진 형식이 없으므로 string
+    troubleshooting?: string
+    service_url?: string
+    source_url?: string
+    created_at: string
+    updated_at: string
+    deleted_at?: string
+    is_deleted: boolean
+    view_count: number
+    like_count: number
+  }
+
+  export interface ProjectTags {
+    id: number
+    project_id: number
+    tag_id: number
+  }
+
+  export interface ProjectSkills {
+    id: number
+    project_id: number
+    skill_id: number
+  }
+
+  export interface ProjectFiles {
+    id: number
+    project_id: number
+    file_id: number
+  }
+
+  export interface ProjectMembers {
+    id: number
+    project_id: number
+    member_id?: number
+    authority: string
+    role: string
+    nickname: string
+  }
+
+  export interface Comment {
+    id: number
+    user_id: number
+    project_id: number
+    is_anonymous: boolean
+    content: string
+    created_at: string
+    updated_at: string
+  }
+
+  export interface Likes {
+    id: number
+    user_id: number
+    project_id: number
+    created_at: string
+    updated_at: string
+  }
+
+  export interface Skill {
+    id: number
+    name: string
+    icon_url?: string
+  }
+
+  export interface Tag {
+    id: number
+    name: string
+  }
+}