diff --git a/README.md b/README.md
index 93e9f1ff..0777ad20 100644
--- a/README.md
+++ b/README.md
@@ -1537,6 +1537,17 @@ print("run[CQ:image,file="+j["img"]+"]")
 
 ### *低优先级*
 
+<details>
+  <summary>OpenAI聊天</summary>
+
+  `import _ "github.com/FloatTech/ZeroBot-Plugin/plugin/aichat"`
+
+  - [x] 设置AI聊天触发概率10
+  - [x] 设置AI聊天密钥xxx
+  - [x] 设置AI聊天模型名xxx
+  - [x] 设置AI聊天系统提示词xxx
+
+</details>
 <details>
   <summary>骂人</summary>
 
diff --git a/go.mod b/go.mod
index ce2691b7..9bd81def 100644
--- a/go.mod
+++ b/go.mod
@@ -21,6 +21,7 @@ require (
 	github.com/disintegration/imaging v1.6.2
 	github.com/fumiama/ahsai v0.1.0
 	github.com/fumiama/cron v1.3.0
+	github.com/fumiama/deepinfra v0.0.0-20250214072937-12ba46058885
 	github.com/fumiama/go-base16384 v1.7.0
 	github.com/fumiama/go-registry v0.2.7
 	github.com/fumiama/gotracemoe v0.0.3
diff --git a/go.sum b/go.sum
index ec376e14..2121beb1 100644
--- a/go.sum
+++ b/go.sum
@@ -57,6 +57,8 @@ github.com/fumiama/ahsai v0.1.0 h1:LXD61Kaj6kJHa3AEGsLIfKNzcgaVxg7JB72OR4yNNZ4=
 github.com/fumiama/ahsai v0.1.0/go.mod h1:fFeNnqgo44i8FIaguK659aQryuZeFy+4klYLQu/rfdk=
 github.com/fumiama/cron v1.3.0 h1:ZWlwuexF+HQHl3cYytEE5HNwD99q+3vNZF1GrEiXCFo=
 github.com/fumiama/cron v1.3.0/go.mod h1:bz5Izvgi/xEUI8tlBN8BI2jr9Moo8N4or0KV8xXuPDY=
+github.com/fumiama/deepinfra v0.0.0-20250214072937-12ba46058885 h1:AHuorF/H+9q/+A3CclMbr5W+kbpaMw1r5E4UUC7ETUQ=
+github.com/fumiama/deepinfra v0.0.0-20250214072937-12ba46058885/go.mod h1:pNn32xTo/u72cTCIq3EejJQPTZqg420Xb3XI+Ou7ZmU=
 github.com/fumiama/go-base16384 v1.7.0 h1:6fep7XPQWxRlh4Hu+KsdH+6+YdUp+w6CwRXtMWSsXCA=
 github.com/fumiama/go-base16384 v1.7.0/go.mod h1:OEn+947GV5gsbTAnyuUW/SrfxJYUdYupSIQXOuGOcXM=
 github.com/fumiama/go-registry v0.2.7 h1:tLEqgEpsiybQMqBv0dLHm5leia/z1DhajMupwnOHeNs=
diff --git a/main.go b/main.go
index 444f5d8a..987f782c 100644
--- a/main.go
+++ b/main.go
@@ -167,6 +167,8 @@ import (
 	//                          vvvvvvvvvvvvvv                          //
 	//                               vvvv                               //
 
+	_ "github.com/FloatTech/ZeroBot-Plugin/plugin/aichat" // AI聊天
+
 	_ "github.com/FloatTech/ZeroBot-Plugin/plugin/curse" // 骂人
 
 	_ "github.com/FloatTech/ZeroBot-Plugin/plugin/thesaurus" // 词典匹配回复
diff --git a/plugin/aichat/list.go b/plugin/aichat/list.go
new file mode 100644
index 00000000..d681914f
--- /dev/null
+++ b/plugin/aichat/list.go
@@ -0,0 +1,51 @@
+package aichat
+
+import (
+	"sync"
+
+	"github.com/fumiama/deepinfra"
+	"github.com/fumiama/deepinfra/model"
+)
+
+const listcap = 6
+
+type list struct {
+	mu sync.RWMutex
+	m  map[int64][]string
+}
+
+func newlist() list {
+	return list{
+		m: make(map[int64][]string, 64),
+	}
+}
+
+func (l *list) add(grp int64, txt string) {
+	l.mu.Lock()
+	defer l.mu.Unlock()
+	msgs, ok := l.m[grp]
+	if !ok {
+		msgs = make([]string, 1, listcap)
+		msgs[0] = txt
+		l.m[grp] = msgs
+		return
+	}
+	if len(msgs) < cap(msgs) {
+		msgs = append(msgs, txt)
+		l.m[grp] = msgs
+		return
+	}
+	copy(msgs[:], msgs[1:])
+	msgs[len(msgs)-1] = txt
+	l.m[grp] = msgs
+}
+
+func (l *list) body(mn, sysp string, grp int64) deepinfra.Model {
+	m := model.NewCustom(mn, "", 0.7, 0.9, 1024).System(sysp)
+	l.mu.RLock()
+	defer l.mu.RUnlock()
+	for _, msg := range l.m[grp] {
+		_ = m.User(msg)
+	}
+	return m
+}
diff --git a/plugin/aichat/main.go b/plugin/aichat/main.go
new file mode 100644
index 00000000..bb75dc7f
--- /dev/null
+++ b/plugin/aichat/main.go
@@ -0,0 +1,191 @@
+// Package aichat OpenAI聊天
+package aichat
+
+import (
+	"math/rand"
+	"os"
+	"strconv"
+	"strings"
+	"sync/atomic"
+	"unsafe"
+
+	"github.com/fumiama/deepinfra"
+	"github.com/sirupsen/logrus"
+
+	zero "github.com/wdvxdr1123/ZeroBot"
+	"github.com/wdvxdr1123/ZeroBot/message"
+
+	"github.com/FloatTech/floatbox/file"
+	"github.com/FloatTech/floatbox/process"
+	ctrl "github.com/FloatTech/zbpctrl"
+	"github.com/FloatTech/zbputils/control"
+)
+
+var (
+	api *deepinfra.API
+	en  = control.AutoRegister(&ctrl.Options[*zero.Ctx]{
+		DisableOnDefault:  false,
+		Extra:             control.ExtraFromString("aichat"),
+		Brief:             "OpenAI聊天",
+		Help:              "- 设置AI聊天触发概率10\n- 设置AI聊天密钥xxx\n- 设置AI聊天模型名xxx\n- 设置AI聊天系统提示词xxx",
+		PrivateDataFolder: "aichat",
+	})
+	lst = newlist()
+)
+
+var (
+	modelname    = "deepseek-ai/DeepSeek-R1"
+	systemprompt = "你正在QQ群与用户聊天，用户发送了消息。按自己的心情简短思考后，条理清晰地回应**一句话**，禁止回应多句。"
+)
+
+func init() {
+	mf := en.DataFolder() + "model.txt"
+	sf := en.DataFolder() + "system.txt"
+	if file.IsExist(mf) {
+		data, err := os.ReadFile(mf)
+		if err != nil {
+			logrus.Warnln("read model", err)
+		} else {
+			modelname = string(data)
+		}
+	}
+	if file.IsExist(sf) {
+		data, err := os.ReadFile(sf)
+		if err != nil {
+			logrus.Warnln("read system", err)
+		} else {
+			systemprompt = string(data)
+		}
+	}
+
+	en.OnMessage(func(ctx *zero.Ctx) bool {
+		txt := ctx.ExtractPlainText()
+		ctx.State["aichat_txt"] = txt
+		return txt != ""
+	}).SetBlock(false).Handle(func(ctx *zero.Ctx) {
+		lst.add(ctx.Event.GroupID, ctx.State["aichat_txt"].(string))
+		gid := ctx.Event.GroupID
+		if gid == 0 {
+			gid = -ctx.Event.UserID
+		}
+		c, ok := ctx.State["manager"].(*ctrl.Control[*zero.Ctx])
+		if !ok {
+			return
+		}
+		rate := c.GetData(gid)
+		if !ctx.Event.IsToMe && rand.Intn(100) >= int(rate) {
+			return
+		}
+		key := ""
+		err := c.GetExtra(&key)
+		if err != nil {
+			logrus.Warnln("ERROR: get extra err:", err)
+			return
+		}
+		if key == "" {
+			logrus.Warnln("ERROR: get extra err: empty key")
+			return
+		}
+		var x deepinfra.API
+		y := &x
+		if api == nil {
+			x = deepinfra.NewAPI(deepinfra.APIDeepInfra, key)
+			atomic.StorePointer((*unsafe.Pointer)(unsafe.Pointer(&api)), unsafe.Pointer(&x))
+		} else {
+			y = api
+		}
+		data, err := y.Request(lst.body(modelname, systemprompt, gid))
+		if err != nil {
+			logrus.Warnln("[niniqun] post err:", err)
+			return
+		}
+		txt := strings.Trim(data, "\n 　")
+		if len(txt) > 0 {
+			lst.add(ctx.Event.GroupID, txt)
+			nick := zero.BotConfig.NickName[rand.Intn(len(zero.BotConfig.NickName))]
+			txt = strings.ReplaceAll(txt, "{name}", ctx.CardOrNickName(ctx.Event.UserID))
+			txt = strings.ReplaceAll(txt, "{me}", nick)
+			id := any(nil)
+			if ctx.Event.IsToMe {
+				id = ctx.Event.MessageID
+			}
+			for _, t := range strings.Split(txt, "{segment}") {
+				if t == "" {
+					continue
+				}
+				if id != nil {
+					id = ctx.SendChain(message.Reply(id), message.Text(t))
+				} else {
+					id = ctx.SendChain(message.Text(t))
+				}
+				process.SleepAbout1sTo2s()
+			}
+		}
+	})
+	en.OnPrefix("设置AI聊天触发概率", zero.AdminPermission).SetBlock(true).Handle(func(ctx *zero.Ctx) {
+		args := strings.TrimSpace(ctx.State["args"].(string))
+		if args == "" {
+			ctx.SendChain(message.Text("ERROR: empty args"))
+			return
+		}
+		c, ok := ctx.State["manager"].(*ctrl.Control[*zero.Ctx])
+		if !ok {
+			ctx.SendChain(message.Text("ERROR: no such plugin"))
+			return
+		}
+		r, err := strconv.Atoi(args)
+		if err != nil {
+			ctx.SendChain(message.Text("ERROR: parse rate err: ", err))
+			return
+		}
+		gid := ctx.Event.GroupID
+		if gid == 0 {
+			gid = -ctx.Event.UserID
+		}
+		c.SetData(gid, int64(r&0xff))
+		ctx.SendChain(message.Text("成功"))
+	})
+	en.OnPrefix("设置AI聊天密钥", zero.OnlyPrivate, zero.SuperUserPermission).SetBlock(true).Handle(func(ctx *zero.Ctx) {
+		args := strings.TrimSpace(ctx.State["args"].(string))
+		if args == "" {
+			ctx.SendChain(message.Text("ERROR: empty args"))
+			return
+		}
+		c, ok := ctx.State["manager"].(*ctrl.Control[*zero.Ctx])
+		if !ok {
+			ctx.SendChain(message.Text("ERROR: no such plugin"))
+			return
+		}
+		err := c.SetExtra(&args)
+		if err != nil {
+			ctx.SendChain(message.Text("ERROR: ", err))
+			return
+		}
+	})
+	en.OnPrefix("设置AI聊天模型名", zero.OnlyPrivate, zero.SuperUserPermission).SetBlock(true).Handle(func(ctx *zero.Ctx) {
+		args := strings.TrimSpace(ctx.State["args"].(string))
+		if args == "" {
+			ctx.SendChain(message.Text("ERROR: empty args"))
+			return
+		}
+		modelname = args
+		err := os.WriteFile(mf, []byte(args), 0644)
+		if err != nil {
+			ctx.SendChain(message.Text("ERROR: ", err))
+			return
+		}
+	})
+	en.OnPrefix("设置AI聊天系统提示词", zero.OnlyPrivate, zero.SuperUserPermission).SetBlock(true).Handle(func(ctx *zero.Ctx) {
+		args := strings.TrimSpace(ctx.State["args"].(string))
+		if args == "" {
+			ctx.SendChain(message.Text("ERROR: empty args"))
+			return
+		}
+		systemprompt = args
+		err := os.WriteFile(sf, []byte(args), 0644)
+		if err != nil {
+			ctx.SendChain(message.Text("ERROR: ", err))
+			return
+		}
+	})
+}