diff --git a/docs/战斗流程协议.md b/docs/战斗流程协议.md
index 37bceefe3c..f69ec536a8 100644
--- a/docs/战斗流程协议.md
+++ b/docs/战斗流程协议.md
@@ -63,6 +63,7 @@
 
             "cost_changes": 5,      // 费用变化量，如果没达到就一直等待。可选，默认为 0，直接执行
                                     // 注意是从开始执行本 actions 开始计算的（即前一个 action 结束时的费用作为基准）
+                                    // 另外仅在费用是两位数的时候识别的比较准，三位数的费用可能会识别错，不推荐使用
             // TODO: 其他条件
             // TODO: "condition_type": 0,    // 执行条件间的关系，可选，默认 0
             //                        // 0 - 且； 1 - 或
diff --git a/resource/tasks.json b/resource/tasks.json
index 9bc0bd84a1..ca6804ed0e 100644
--- a/resource/tasks.json
+++ b/resource/tasks.json
@@ -4647,10 +4647,10 @@
         "algorithm": "OcrDetect",
         "text": [],
         "roi": [
-            1197,
-            492,
+            1196,
+            494,
             83,
-            48
+            44
         ]
     },
     "BattleAutoSkillFlag": {
diff --git a/src/MeoAssistant/AsstBattleDef.h b/src/MeoAssistant/AsstBattleDef.h
index 94fe0b88d7..d7be21d1af 100644
--- a/src/MeoAssistant/AsstBattleDef.h
+++ b/src/MeoAssistant/AsstBattleDef.h
@@ -54,6 +54,7 @@ namespace asst
     struct BattleAction             // 操作
     {
         int kills = 0;
+        int cost_changes = 0;
         BattleActionType type = BattleActionType::Deploy;
         std::string group_name;     // 目标名，若 type >= SwitchSpeed, group_name 为空
         Point location;
diff --git a/src/MeoAssistant/BattleImageAnalyzer.cpp b/src/MeoAssistant/BattleImageAnalyzer.cpp
index dd39f9c075..75deef6198 100644
--- a/src/MeoAssistant/BattleImageAnalyzer.cpp
+++ b/src/MeoAssistant/BattleImageAnalyzer.cpp
@@ -5,6 +5,7 @@
 #include "MultiMatchImageAnalyzer.h"
 #include "MatchImageAnalyzer.h"
 #include "OcrImageAnalyzer.h"
+#include "OcrWithPreprocessImageAnalyzer.h"
 #include "HashImageAnalyzer.h"
 #include "Logger.hpp"
 #include "TaskData.h"
@@ -86,6 +87,11 @@ int asst::BattleImageAnalyzer::get_kills() const noexcept
     return m_kills;
 }
 
+int asst::BattleImageAnalyzer::get_cost() const noexcept
+{
+    return m_cost;
+}
+
 void asst::BattleImageAnalyzer::clear() noexcept
 {
     m_opers.clear();
@@ -468,14 +474,15 @@ bool asst::BattleImageAnalyzer::kills_analyze()
 
 bool asst::BattleImageAnalyzer::cost_analyze()
 {
-    OcrImageAnalyzer cost_analyzer(m_image);
-    cost_analyzer.set_task_info("BattleKillsFlag");
+    OcrWithPreprocessImageAnalyzer cost_analyzer(m_image);
+    cost_analyzer.set_task_info("BattleCostData");
+    cost_analyzer.set_replace(
+        std::dynamic_pointer_cast<OcrTaskInfo>(Task.get("NumberOcrReplace"))->replace_map);
 
     if (!cost_analyzer.analyze()) {
         return false;
     }
 
-    cost_analyzer.sort_result_by_score();
     std::string cost_str = cost_analyzer.get_result().front().text;
 
     if (cost_str.empty() ||
diff --git a/src/MeoAssistant/BattleImageAnalyzer.h b/src/MeoAssistant/BattleImageAnalyzer.h
index 37be6dc96f..08ad7b4083 100644
--- a/src/MeoAssistant/BattleImageAnalyzer.h
+++ b/src/MeoAssistant/BattleImageAnalyzer.h
@@ -34,6 +34,7 @@ namespace asst
         const std::vector<Rect>& get_ready_skills() const noexcept;
         int get_hp() const noexcept;
         int get_kills() const noexcept;
+        int get_cost() const noexcept;
 
         void clear() noexcept;
 
diff --git a/src/MeoAssistant/BattleProcessTask.cpp b/src/MeoAssistant/BattleProcessTask.cpp
index b09a8ea1bd..2ee3714968 100644
--- a/src/MeoAssistant/BattleProcessTask.cpp
+++ b/src/MeoAssistant/BattleProcessTask.cpp
@@ -339,7 +339,6 @@ bool asst::BattleProcessTask::wait_condition(const BattleAction& action)
         }
         image = m_ctrler->get_image();
         BattleImageAnalyzer analyzer(image);
-
         analyzer.set_target(BattleImageAnalyzer::Target::Kills);
         if (analyzer.analyze()) {
             m_kills = analyzer.get_kills();
@@ -352,6 +351,29 @@ bool asst::BattleProcessTask::wait_condition(const BattleAction& action)
         std::this_thread::yield();
     }
 
+    if (action.cost_changes != 0) {
+        int cost_base = -1;
+
+        while (true) {
+            image = m_ctrler->get_image();
+            BattleImageAnalyzer analyzer(image);
+            analyzer.set_target(BattleImageAnalyzer::Target::Cost);
+            if (analyzer.analyze()) {
+                int cost = analyzer.get_cost();
+                if (cost_base == -1) {
+                    cost_base = cost;
+                    continue;
+                }
+                if (cost >= cost_base + action.cost_changes) {
+                    break;
+                }
+            }
+
+            try_possible_skill(image);
+            std::this_thread::yield();
+        }
+    }
+
     // 部署干员还有额外等待费用够或 CD 转好
     if (action.type == BattleActionType::Deploy) {
         const std::string& name = m_group_to_oper_mapping[action.group_name].name;
diff --git a/src/MeoAssistant/CopilotConfiger.cpp b/src/MeoAssistant/CopilotConfiger.cpp
index c3de75b1db..c95a04bd47 100644
--- a/src/MeoAssistant/CopilotConfiger.cpp
+++ b/src/MeoAssistant/CopilotConfiger.cpp
@@ -90,6 +90,7 @@ bool asst::CopilotConfiger::parse(const json::value& json)
             action.type = BattleActionType::Deploy;
         }
         action.kills = action_info.get("kills", 0);
+        action.cost_changes = action_info.get("cost_changes", 0);
         action.group_name = action_info.get("name", std::string());
 
         action.location.x = action_info.get("location", 0, 0);