diff --git a/backend-spring/src/main/java/com/erp/ai/controller/AiKnowledgeController.java b/backend-spring/src/main/java/com/erp/ai/controller/AiKnowledgeController.java
new file mode 100644
index 00000000..8be150b8
--- /dev/null
+++ b/backend-spring/src/main/java/com/erp/ai/controller/AiKnowledgeController.java
@@ -0,0 +1,71 @@
+package com.erp.ai.controller;
+
+import com.erp.ai.dto.KnowledgeFileRequest;
+import com.erp.ai.model.AiKnowledgeFile;
+import com.erp.ai.service.AiKnowledgeService;
+import com.erp.dto.ApiResponse;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.*;
+
+import java.util.List;
+
+@RestController
+@RequestMapping("/api/ai-knowledge")
+@RequiredArgsConstructor
+@Slf4j
+public class AiKnowledgeController {
+
+    private final AiKnowledgeService aiKnowledgeService;
+
+    @GetMapping
+    public ResponseEntity<ApiResponse<List<AiKnowledgeFile>>> list(
+            @RequestAttribute(value = "company_code", required = false) String companyCode,
+            @RequestAttribute(value = "role", required = false) String role,
+            @RequestParam(required = false) String category,
+            @RequestParam(required = false) String search) {
+        boolean isSuper = "SUPER_ADMIN".equals(role);
+        String filter = isSuper ? null : companyCode;
+        return ResponseEntity.ok(ApiResponse.success(aiKnowledgeService.list(category, filter)));
+    }
+
+    @GetMapping("/{id}")
+    public ResponseEntity<ApiResponse<AiKnowledgeFile>> getById(@PathVariable long id) {
+        AiKnowledgeFile file = aiKnowledgeService.getById(id);
+        if (file == null) {
+            return ResponseEntity.status(404).body(ApiResponse.error("지식 파일을 찾을 수 없습니다."));
+        }
+        return ResponseEntity.ok(ApiResponse.success(file));
+    }
+
+    @PostMapping
+    public ResponseEntity<ApiResponse<AiKnowledgeFile>> create(
+            @RequestAttribute(value = "user_id", required = false) String userId,
+            @RequestAttribute(value = "company_code", required = false) String companyCode,
+            @RequestBody KnowledgeFileRequest req) {
+        return ResponseEntity.status(201).body(
+                ApiResponse.success(
+                        aiKnowledgeService.create(req,
+                                userId != null ? userId : "system",
+                                companyCode != null ? companyCode : "*"),
+                        "지식 파일이 등록되었습니다."));
+    }
+
+    @PutMapping("/{id}")
+    public ResponseEntity<ApiResponse<AiKnowledgeFile>> update(
+            @PathVariable long id,
+            @RequestBody KnowledgeFileRequest req) {
+        AiKnowledgeFile updated = aiKnowledgeService.update(id, req);
+        if (updated == null) {
+            return ResponseEntity.status(404).body(ApiResponse.error("지식 파일을 찾을 수 없습니다."));
+        }
+        return ResponseEntity.ok(ApiResponse.success(updated, "지식 파일이 수정되었습니다."));
+    }
+
+    @DeleteMapping("/{id}")
+    public ResponseEntity<ApiResponse<Void>> delete(@PathVariable long id) {
+        aiKnowledgeService.delete(id);
+        return ResponseEntity.ok(ApiResponse.success(null, "지식 파일이 삭제되었습니다."));
+    }
+}