diff --git a/apps/pre-processing-service/.gitignore b/apps/pre-processing-service/.gitignore
new file mode 100644
index 00000000..26d2fb2d
--- /dev/null
+++ b/apps/pre-processing-service/.gitignore
@@ -0,0 +1,2 @@
+/blogger
+/key
\ No newline at end of file
diff --git a/apps/user-service/src/main/java/site/icebang/domain/workflow/controller/TaskController.java b/apps/user-service/src/main/java/site/icebang/domain/workflow/controller/TaskController.java
index fd3ce8f4..c0ba5542 100644
--- a/apps/user-service/src/main/java/site/icebang/domain/workflow/controller/TaskController.java
+++ b/apps/user-service/src/main/java/site/icebang/domain/workflow/controller/TaskController.java
@@ -1,5 +1,6 @@
 package site.icebang.domain.workflow.controller;
 
+import java.util.List;
 import java.util.Map;
 
 import org.springframework.http.HttpStatus;
@@ -9,7 +10,9 @@
 import jakarta.validation.Valid;
 import lombok.RequiredArgsConstructor;
 
+import site.icebang.common.dto.ApiResponse;
 import site.icebang.domain.workflow.dto.TaskDto;
+import site.icebang.domain.workflow.model.TaskIoData;
 import site.icebang.domain.workflow.service.WorkflowService;
 
 @RestController
@@ -33,4 +36,30 @@ public ResponseEntity<Map<String, Object>> getTask(@PathVariable Long id) {
     }
     return ResponseEntity.ok(Map.of("success", true, "data", task));
   }
+
+  /**
+   * Task Run ID 목록으로 Task IO 데이터 조회
+   *
+   * @param taskRunIds Task Run ID 목록 (쉼표로 구분)
+   * @param ioType IO 타입 필터 ("INPUT", "OUTPUT", 미지정시 모두 조회)
+   * @param limit 조회 제한 수 (선택사항)
+   * @return Task IO 데이터 목록 (created_at 기준 내림차순 정렬)
+   */
+  @GetMapping("/io-data")
+  public ResponseEntity<ApiResponse<List<TaskIoData>>> getTaskIoData(
+      @RequestParam List<Long> taskRunIds,
+      @RequestParam(required = false) String ioType,
+      @RequestParam(required = false) Integer limit) {
+
+    try {
+      List<TaskIoData> ioData =
+          workflowService.getTaskIoDataByTaskRunIds(taskRunIds, ioType, limit);
+      return ResponseEntity.ok(ApiResponse.success(ioData, "Task IO 데이터 조회 성공"));
+    } catch (Exception e) {
+      return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR)
+          .body(
+              ApiResponse.error(
+                  "Task IO 데이터 조회 실패: " + e.getMessage(), HttpStatus.INTERNAL_SERVER_ERROR));
+    }
+  }
 }
diff --git a/apps/user-service/src/main/java/site/icebang/domain/workflow/mapper/TaskIoDataMapper.java b/apps/user-service/src/main/java/site/icebang/domain/workflow/mapper/TaskIoDataMapper.java
index 6f44de02..dffeeb8e 100644
--- a/apps/user-service/src/main/java/site/icebang/domain/workflow/mapper/TaskIoDataMapper.java
+++ b/apps/user-service/src/main/java/site/icebang/domain/workflow/mapper/TaskIoDataMapper.java
@@ -1,8 +1,10 @@
 package site.icebang.domain.workflow.mapper;
 
+import java.util.List;
 import java.util.Optional;
 
 import org.apache.ibatis.annotations.Mapper;
+import org.apache.ibatis.annotations.Param;
 
 import site.icebang.domain.workflow.model.TaskIoData;
 
@@ -11,4 +13,9 @@ public interface TaskIoDataMapper {
   void insert(TaskIoData taskIoData);
 
   Optional<TaskIoData> findOutputByTaskRunId(Long taskRunId);
+
+  List<TaskIoData> findByTaskRunIds(
+      @Param("taskRunIds") List<Long> taskRunIds,
+      @Param("ioType") String ioType,
+      @Param("limit") Integer limit);
 }
diff --git a/apps/user-service/src/main/java/site/icebang/domain/workflow/service/WorkflowService.java b/apps/user-service/src/main/java/site/icebang/domain/workflow/service/WorkflowService.java
index 69a55002..6362d061 100644
--- a/apps/user-service/src/main/java/site/icebang/domain/workflow/service/WorkflowService.java
+++ b/apps/user-service/src/main/java/site/icebang/domain/workflow/service/WorkflowService.java
@@ -24,8 +24,10 @@
 import site.icebang.domain.schedule.service.QuartzScheduleService;
 import site.icebang.domain.workflow.dto.*;
 import site.icebang.domain.workflow.mapper.JobMapper;
+import site.icebang.domain.workflow.mapper.TaskIoDataMapper;
 import site.icebang.domain.workflow.mapper.TaskMapper;
 import site.icebang.domain.workflow.mapper.WorkflowMapper;
+import site.icebang.domain.workflow.model.TaskIoData;
 
 /**
  * 워크플로우의 '정의'와 관련된 비즈니스 로직을 처리하는 서비스 클래스입니다.
@@ -52,6 +54,7 @@ public class WorkflowService implements PageableService<WorkflowCardDto> {
   private final QuartzScheduleService quartzScheduleService;
   private final JobMapper jobMapper;
   private final TaskMapper taskMapper;
+  private final TaskIoDataMapper taskIoDataMapper;
 
   /**
    * 워크플로우 목록을 페이징 처리하여 조회합니다.
@@ -248,6 +251,23 @@ public TaskDto findTaskById(Long id) {
     return taskMapper.findTaskById(id);
   }
 
+  /**
+   * Task Run ID 목록으로 Task IO 데이터 조회
+   *
+   * @param taskRunIds Task Run ID 목록
+   * @param ioType IO 타입 필터 ("INPUT", "OUTPUT", null이면 모두 조회)
+   * @param limit 조회 제한 수 (null이면 모두 조회)
+   * @return Task IO 데이터 목록 (created_at 기준 내림차순 정렬)
+   */
+  @Transactional(readOnly = true)
+  public List<TaskIoData> getTaskIoDataByTaskRunIds(
+      List<Long> taskRunIds, String ioType, Integer limit) {
+    if (taskRunIds == null || taskRunIds.isEmpty()) {
+      return List.of();
+    }
+    return taskIoDataMapper.findByTaskRunIds(taskRunIds, ioType, limit);
+  }
+
   /** 기본 입력값 검증 */
   private void validateBasicInput(WorkflowCreateDto dto, BigInteger createdBy) {
     if (dto == null) {
diff --git a/apps/user-service/src/main/resources/mybatis/mapper/TaskIoDataMapper.xml b/apps/user-service/src/main/resources/mybatis/mapper/TaskIoDataMapper.xml
index fa0dd73c..4feaaa33 100644
--- a/apps/user-service/src/main/resources/mybatis/mapper/TaskIoDataMapper.xml
+++ b/apps/user-service/src/main/resources/mybatis/mapper/TaskIoDataMapper.xml
@@ -13,4 +13,19 @@
         ORDER BY id DESC
             LIMIT 1
     </select>
+
+    <select id="findByTaskRunIds" resultType="site.icebang.domain.workflow.model.TaskIoData">
+        SELECT * FROM task_io_data
+        WHERE task_run_id IN
+        <foreach collection="taskRunIds" item="taskRunId" open="(" separator="," close=")">
+            #{taskRunId}
+        </foreach>
+        <if test="ioType != null and ioType != ''">
+            AND io_type = #{ioType}
+        </if>
+        ORDER BY created_at DESC
+        <if test="limit != null">
+            LIMIT #{limit}
+        </if>
+    </select>
 </mapper>
\ No newline at end of file