diff --git a/README.md b/README.md
index 54f59afd..f48d83ef 100644
--- a/README.md
+++ b/README.md
@@ -1588,6 +1588,8 @@ print("run[CQ:image,file="+j["img"]+"]")
   - [x] 设置AI聊天系统提示词xxx
   - [x] 设置AI聊天分隔符`</think>`(留空则清除)
   - [x] 设置AI聊天(不)响应AT
+  - [x] 设置AI聊天最大长度4096
+  - [x] 设置AI聊天TopP 0.9
 
 </details>
 <details>
diff --git a/go.mod b/go.mod
index 22f92eb0..f9cde00b 100644
--- a/go.mod
+++ b/go.mod
@@ -4,7 +4,7 @@ go 1.20
 
 require (
 	github.com/Baidu-AIP/golang-sdk v1.1.1
-	github.com/FloatTech/AnimeAPI v1.7.1-0.20250423082452-e16339a3962c
+	github.com/FloatTech/AnimeAPI v1.7.1-0.20250530055006-50f5c7587c5b
 	github.com/FloatTech/floatbox v0.0.0-20250513111443-adba80e84e80
 	github.com/FloatTech/gg v1.1.3
 	github.com/FloatTech/imgfactory v0.2.2-0.20230413152719-e101cc3606ef
@@ -12,7 +12,7 @@ require (
 	github.com/FloatTech/sqlite v1.7.1
 	github.com/FloatTech/ttl v0.0.0-20240716161252-965925764562
 	github.com/FloatTech/zbpctrl v1.7.0
-	github.com/FloatTech/zbputils v1.7.2-0.20250330125231-d8be1c9d3b9c
+	github.com/FloatTech/zbputils v1.7.2-0.20250601064658-421e71926b83
 	github.com/RomiChan/syncx v0.0.0-20240418144900-b7402ffdebc7
 	github.com/RomiChan/websocket v1.4.3-0.20220227141055-9b2c6168c9c5
 	github.com/Tnze/go-mc v1.20.2
diff --git a/go.sum b/go.sum
index 6b04ccf9..34666119 100644
--- a/go.sum
+++ b/go.sum
@@ -1,8 +1,8 @@
 github.com/Baidu-AIP/golang-sdk v1.1.1 h1:RQsAmgDSAkiq22I6n7XJ2t3afgzFeqjY46FGhvrx4cw=
 github.com/Baidu-AIP/golang-sdk v1.1.1/go.mod h1:bXnGw7xPeKt8aF7UCELKrV6UZ/46spItONK1RQBQj1Y=
 github.com/DATA-DOG/go-sqlmock v1.3.3/go.mod h1:f/Ixk793poVmq4qj/V1dPUg2JEAKC73Q5eFN3EC/SaM=
-github.com/FloatTech/AnimeAPI v1.7.1-0.20250423082452-e16339a3962c h1:bEe8VP2aHLR2NHk1BsBQFtP0XE3cxquvr0tW0CkKcDk=
-github.com/FloatTech/AnimeAPI v1.7.1-0.20250423082452-e16339a3962c/go.mod h1:XXG1eBJf+eeWacQx5azsQKL5Gg7jDYTFyyZGIa/56js=
+github.com/FloatTech/AnimeAPI v1.7.1-0.20250530055006-50f5c7587c5b h1:H/1xpchTGmdoHqrszH4gjafCyHIhsGSFryAkBNsu8OI=
+github.com/FloatTech/AnimeAPI v1.7.1-0.20250530055006-50f5c7587c5b/go.mod h1:XXG1eBJf+eeWacQx5azsQKL5Gg7jDYTFyyZGIa/56js=
 github.com/FloatTech/floatbox v0.0.0-20250513111443-adba80e84e80 h1:lFD1pd8NkYCrw0QpTX/T5pJ67I7AL5eGxQ4v0r9f81Q=
 github.com/FloatTech/floatbox v0.0.0-20250513111443-adba80e84e80/go.mod h1:IWoFFqu+0FeaHHQdddyiTRL5z7gJME6qHC96qh0R2sc=
 github.com/FloatTech/gg v1.1.3 h1:+GlL02lTKsxJQr4WCuNwVxC1/eBZrCvypCIBtxuOFb4=
@@ -17,8 +17,8 @@ github.com/FloatTech/ttl v0.0.0-20240716161252-965925764562 h1:snfw7FNFym1eNnLrQ
 github.com/FloatTech/ttl v0.0.0-20240716161252-965925764562/go.mod h1:fHZFWGquNXuHttu9dUYoKuNbm3dzLETnIOnm1muSfDs=
 github.com/FloatTech/zbpctrl v1.7.0 h1:Hxo6EIhJo+pHjcQP9QgIJgluaT1pHH99zkk3njqTNMo=
 github.com/FloatTech/zbpctrl v1.7.0/go.mod h1:xmM4dSwHA02Gei3ogCRiG+RTrw/7Z69PfrN5NYf8BPE=
-github.com/FloatTech/zbputils v1.7.2-0.20250330125231-d8be1c9d3b9c h1:nIybmanPvQknseVOJ+s4/m3q7EZxtqMoTy3wiiZts6E=
-github.com/FloatTech/zbputils v1.7.2-0.20250330125231-d8be1c9d3b9c/go.mod h1:ArZ0fMAcmPEIXOqDmfzbSx+oYH8sssApQnbCu694iS8=
+github.com/FloatTech/zbputils v1.7.2-0.20250601064658-421e71926b83 h1:WfHzSblV7TZ/32cm1HUsfxTXUDKauzUYq5dbI1L+w3s=
+github.com/FloatTech/zbputils v1.7.2-0.20250601064658-421e71926b83/go.mod h1:ArZ0fMAcmPEIXOqDmfzbSx+oYH8sssApQnbCu694iS8=
 github.com/PuerkitoBio/goquery v1.5.1/go.mod h1:GsLWisAFVj4WgDibEWF4pvYnkVQBpKBKeU+7zCJoLcc=
 github.com/RomiChan/syncx v0.0.0-20240418144900-b7402ffdebc7 h1:S/ferNiehVjNaBMNNBxUjLtVmP/YWD6Yh79RfPv4ehU=
 github.com/RomiChan/syncx v0.0.0-20240418144900-b7402ffdebc7/go.mod h1:vD7Ra3Q9onRtojoY5sMCLQ7JBgjUsrXDnDKyFxqpf9w=
diff --git a/plugin/aichat/cfg.go b/plugin/aichat/cfg.go
index 545e3e2c..2d40bf04 100644
--- a/plugin/aichat/cfg.go
+++ b/plugin/aichat/cfg.go
@@ -1,6 +1,7 @@
 package aichat
 
 import (
+	"strconv"
 	"strings"
 
 	ctrl "github.com/FloatTech/zbpctrl"
@@ -17,6 +18,8 @@ var cfg = newconfig()
 type config struct {
 	ModelName string
 	Type      int
+	MaxN      uint
+	TopP      float32
 	SystemP   string
 	API       string
 	Key       string
@@ -94,3 +97,57 @@ func newextrasetbool(ptr *bool) func(ctx *zero.Ctx) {
 		ctx.SendChain(message.Text("成功"))
 	}
 }
+
+func newextrasetuint(ptr *uint) func(ctx *zero.Ctx) {
+	return 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
+		}
+		n, err := strconv.ParseUint(args, 10, 64)
+		if err != nil {
+			ctx.SendChain(message.Text("ERROR: parse args err: ", err))
+			return
+		}
+		*ptr = uint(n)
+		err = c.SetExtra(&cfg)
+		if err != nil {
+			ctx.SendChain(message.Text("ERROR: set extra err: ", err))
+			return
+		}
+		ctx.SendChain(message.Text("成功"))
+	}
+}
+
+func newextrasetfloat32(ptr *float32) func(ctx *zero.Ctx) {
+	return 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
+		}
+		n, err := strconv.ParseFloat(args, 32)
+		if err != nil {
+			ctx.SendChain(message.Text("ERROR: parse args err: ", err))
+			return
+		}
+		*ptr = float32(n)
+		err = c.SetExtra(&cfg)
+		if err != nil {
+			ctx.SendChain(message.Text("ERROR: set extra err: ", err))
+			return
+		}
+		ctx.SendChain(message.Text("成功"))
+	}
+}
diff --git a/plugin/aichat/main.go b/plugin/aichat/main.go
index 25bd4dce..3cfa2240 100644
--- a/plugin/aichat/main.go
+++ b/plugin/aichat/main.go
@@ -36,7 +36,9 @@ var (
 			"- 重置AI聊天系统提示词\n" +
 			"- 设置AI聊天系统提示词xxx\n" +
 			"- 设置AI聊天分隔符</think>(留空则清除)\n" +
-			"- 设置AI聊天(不)响应AT",
+			"- 设置AI聊天(不)响应AT\n" +
+			"- 设置AI聊天最大长度4096\n" +
+			"- 设置AI聊天TopP 0.9",
 		PrivateDataFolder: "aichat",
 	})
 )
@@ -83,22 +85,30 @@ func init() {
 
 		x := deepinfra.NewAPI(cfg.API, cfg.Key)
 		var mod model.Protocol
+		maxn := cfg.MaxN
+		if maxn == 0 {
+			maxn = 4096
+		}
+		topp := cfg.TopP
+		if topp == 0 {
+			topp = 0.9
+		}
 
 		switch cfg.Type {
 		case 0:
 			mod = model.NewOpenAI(
 				cfg.ModelName, cfg.Separator,
-				float32(temp)/100, 0.9, 4096,
+				float32(temp)/100, topp, maxn,
 			)
 		case 1:
 			mod = model.NewOLLaMA(
 				cfg.ModelName, cfg.Separator,
-				float32(temp)/100, 0.9, 4096,
+				float32(temp)/100, topp, maxn,
 			)
 		case 2:
 			mod = model.NewGenAI(
 				cfg.ModelName,
-				float32(temp)/100, 0.9, 4096,
+				float32(temp)/100, topp, maxn,
 			)
 		default:
 			logrus.Warnln("[aichat] unsupported AI type", cfg.Type)
@@ -255,4 +265,8 @@ func init() {
 		Handle(newextrasetbool(&cfg.NoReplyAT))
 	en.OnRegex("^设置AI聊天(不)?支持系统提示词$", ensureconfig, zero.OnlyPrivate, zero.SuperUserPermission).SetBlock(true).
 		Handle(newextrasetbool(&cfg.NoSystemP))
+	en.OnPrefix("设置AI聊天最大长度", ensureconfig, zero.OnlyPrivate, zero.SuperUserPermission).SetBlock(true).
+		Handle(newextrasetuint(&cfg.MaxN))
+	en.OnPrefix("设置AI聊天TopP", ensureconfig, zero.OnlyPrivate, zero.SuperUserPermission).SetBlock(true).
+		Handle(newextrasetfloat32(&cfg.TopP))
 }