diff --git a/CAPI/API/include/AI.h b/CAPI/API/include/AI.h
new file mode 100644
index 0000000..4fba3ad
--- /dev/null
+++ b/CAPI/API/include/AI.h
@@ -0,0 +1,13 @@
+#pragma once
+#ifndef AI_H
+#define AI_H
+
+#include "API.h"
+
+class IAI
+{
+public:
+    virtual void play(IAPI& appi) = 0;
+};
+
+#endif
\ No newline at end of file
diff --git a/CAPI/API/include/constants.h b/CAPI/API/include/constants.h
new file mode 100644
index 0000000..735bd03
--- /dev/null
+++ b/CAPI/API/include/constants.h
@@ -0,0 +1,8 @@
+#pragma once
+#ifndef CONSTANTS_H
+#define CONSTANTS_H
+
+namespace Constants
+{
+}
+#endif
\ No newline at end of file
diff --git a/CAPI/API/include/logic.h b/CAPI/API/include/logic.h
new file mode 100644
index 0000000..6851596
--- /dev/null
+++ b/CAPI/API/include/logic.h
@@ -0,0 +1,112 @@
+#pragma once
+
+#ifndef LOGIC_H
+#define LOGIC_H
+
+#ifdef _MSC_VER
+#pragma warning(disable : 4996)
+#endif
+
+#include <iostream>
+#include <vector>
+#include <thread>
+#include <mutex>
+#include <condition_variable>
+#include <atomic>
+
+#include <Message2Server.pb.h>
+#include <Message2Clients.pb.h>
+#include <MessageType.pb.h>
+#include <Message2Server.grpc.pb.h>
+#include <Message2Clients.grpc.pb.h>
+#include <MessageType.grpc.pb.h>
+#include "API.h"
+#include "AI.h"
+
+// 封装了通信组件和对AI对象进行操作
+class Logic : public ILogic
+{
+private:
+    // gRPC客户端的stub，所有与服务端之间的通信操作都需要基于stub完成。
+    std::unique_ptr<Protobuf::AvailableService::Stub> THUAI6Stub;
+    // ID、阵营记录
+    int playerID;
+    THUAI6::PlayerType playerType;
+
+    // 类型记录
+    THUAI6::HumanType humanType;
+    THUAI6::ButcherType butcherType;
+
+    // GUID信息
+    std::vector<int64_t> playerGUIDs;
+
+    // THUAI5中的通信组件可以完全被我们的stub取代，故无须再写
+
+    std::unique_ptr<IAI> pAI;
+
+    std::shared_ptr<IAPIForLogic> pAPI;
+
+    std::thread tAI;
+
+    mutable std::mutex mtxAI;
+    mutable std::mutex mtxState;
+    mutable std::mutex mtxBuffer;
+
+    std::condition_variable cvBuffer;
+    std::condition_variable cvAI;
+
+    // 信息队列目前可能会不用？具体待定
+
+    // 存储状态，分别是现在的状态和缓冲区的状态。
+    State state[2];
+    State* currentState;
+    State* bufferState;
+
+    // 是否应该执行player()
+    std::atomic_bool AILoop = true;
+
+    // buffer是否更新完毕
+    bool bufferUpdated = true;
+
+    // 是否可以启用当前状态
+    bool currentStateAccessed = false;
+
+    // 是否应当启动AI
+    bool AIStart = false;
+
+    // 控制内容更新的变量
+    std::atomic_bool freshed = false;
+
+    // 所有API中声明的函数都需要在此处重写，先暂时略过，等到之后具体实现时再考虑
+
+    // 执行AI线程
+    void PlayerWrapper(std::function<void()> player);
+
+    // THUAI5中的一系列用于处理信息的函数可能也不会再用
+
+    // 将信息加载到buffer
+    void LoadBuffer(std::shared_ptr<Protobuf::MessageToClient>);
+
+    // 解锁状态更新线程
+    void UnBlockBuffer();
+
+    // 解锁AI线程
+    void UnBlockAI();
+
+    // 更新状态
+    void Update() noexcept;
+
+    // 等待
+    void Wait() noexcept;
+
+public:
+    // 构造函数还需要传更多参数，有待补充
+    Logic(std::shared_ptr<grpc::Channel> channel);
+
+    ~Logic() = default;
+
+    // Main函数同上
+    void Main();
+};
+
+#endif
\ No newline at end of file
diff --git a/CAPI/API/include/state.h b/CAPI/API/include/state.h
new file mode 100644
index 0000000..f699d24
--- /dev/null
+++ b/CAPI/API/include/state.h
@@ -0,0 +1,27 @@
+#pragma once
+#ifndef STATE_H
+#define STATE_H
+
+#include <vector>
+
+#include "structures.h"
+
+// 存储场上的状态
+struct State
+{
+    uint32_t teamScore;
+
+    // 自身信息，根据playerType的不同，可以调用的值也不同。
+    std::shared_ptr<THUAI6::Human> humanSelf;
+    std::shared_ptr<THUAI6::Butcher> butcherSelf;
+
+    std::vector<std::shared_ptr<THUAI6::Human>> humans;
+    std::vector<std::shared_ptr<THUAI6::Butcher>> butchers;
+    std::vector<std::shared_ptr<THUAI6::Prop>> props;
+
+    THUAI6::PlaceType gamemap[51][51];
+
+    std::vector<int64_t> guids;
+};
+
+#endif
\ No newline at end of file
diff --git a/CAPI/API/src/AI.cpp b/CAPI/API/src/AI.cpp
new file mode 100644
index 0000000..acaccd2
--- /dev/null
+++ b/CAPI/API/src/AI.cpp
@@ -0,0 +1,11 @@
+#include <vector>
+#include <thread>
+#include "AI.h"
+
+// 选手！！必须！！定义该变量来选择自己的阵营
+const THUAI6::PlayerType playerType = THUAI6::PlayerType::HumanPlayer;
+
+// 选手只需要定义两者中自己选中的那个即可，定义两个也不会有影响。
+const THUAI6::ButcherType butcherType = THUAI6::ButcherType::ButcherType1;
+
+const THUAI6::HumanType humanType = THUAI6::HumanType::HumanType1;
diff --git a/CAPI/API/src/logic.cpp b/CAPI/API/src/logic.cpp
new file mode 100644
index 0000000..9ef32c9
--- /dev/null
+++ b/CAPI/API/src/logic.cpp
@@ -0,0 +1,7 @@
+#pragma once
+#include "logic.h"
+
+Logic::Logic(std::shared_ptr<grpc::Channel> channel) :
+    THUAI6Stub(Protobuf::AvailableService::NewStub(channel))
+{
+}
\ No newline at end of file
diff --git a/CAPI/CMakeLists.txt b/CAPI/CMakeLists.txt
index 6741c18..6b11ff0 100644
--- a/CAPI/CMakeLists.txt
+++ b/CAPI/CMakeLists.txt
@@ -5,6 +5,8 @@ project(THUAI6_CAPI VERSION 1.0)
 
 set(CMAKE_CXX_STANDARD 17)
 
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -O2 -pthread")
+
 aux_source_directory(./API/src CPP_LIST)
 aux_source_directory(./proto PROTO_CPP_LIST)