diff --git a/chat/init.go b/chat/init.go
index 4be91d6..64a2b33 100644
--- a/chat/init.go
+++ b/chat/init.go
@@ -2,6 +2,7 @@ package chat
 
 import (
 	"github.com/fumiama/deepinfra"
+	"github.com/fumiama/deepinfra/model"
 
 	zero "github.com/wdvxdr1123/ZeroBot"
 )
@@ -22,18 +23,10 @@ func init() {
 	})
 }
 
-func Reply(ctx *zero.Ctx, txt string) {
-	gid := ctx.Event.GroupID
-	if gid == 0 {
-		gid = -ctx.Event.UserID
-	}
-	lst.add(gid, "", txt, true)
+func Reply(grp int64, txt string) {
+	lst.add(grp, "", txt, true)
 }
 
-func Ask(ctx *zero.Ctx, temp float32, mn, sysp, sepstr string) deepinfra.Model {
-	gid := ctx.Event.GroupID
-	if gid == 0 {
-		gid = -ctx.Event.UserID
-	}
-	return lst.modelize(temp, gid, mn, sysp, sepstr)
+func Ask(p model.Protocol, grp int64, sysp string) deepinfra.Model {
+	return lst.modelize(p, grp, sysp)
 }
diff --git a/chat/list.go b/chat/list.go
index 8c027bf..f8f0458 100644
--- a/chat/list.go
+++ b/chat/list.go
@@ -49,8 +49,8 @@ func (l *list) add(grp int64, usr, txt string, isme bool) {
 	l.m[grp] = msgs[:len(msgs)-1]
 }
 
-func (l *list) modelize(temp float32, grp int64, mn, sysp, sepstr string) deepinfra.Model {
-	m := model.NewCustom(mn, sepstr, temp, 0.9, 1024).System(sysp)
+func (l *list) modelize(p model.Protocol, grp int64, sysp string) deepinfra.Model {
+	m := p.System(sysp)
 	l.mu.RLock()
 	defer l.mu.RUnlock()
 	sz := len(l.m[grp])
diff --git a/go.mod b/go.mod
index 76d2683..0181f4d 100644
--- a/go.mod
+++ b/go.mod
@@ -12,7 +12,7 @@ require (
 	github.com/RomiChan/syncx v0.0.0-20240418144900-b7402ffdebc7
 	github.com/RomiChan/websocket v1.4.3-0.20220227141055-9b2c6168c9c5
 	github.com/fumiama/cron v1.3.0
-	github.com/fumiama/deepinfra v0.0.0-20250214082557-71569e85d503
+	github.com/fumiama/deepinfra v0.0.0-20250221160812-ed1290950d32
 	github.com/fumiama/go-base16384 v1.7.0
 	github.com/gin-gonic/gin v1.8.2
 	github.com/go-playground/assert/v2 v2.2.0
diff --git a/go.sum b/go.sum
index 5151f95..f8b77cb 100644
--- a/go.sum
+++ b/go.sum
@@ -39,8 +39,8 @@ github.com/ericpauley/go-quantize v0.0.0-20200331213906-ae555eb2afa4 h1:BBade+Jl
 github.com/ericpauley/go-quantize v0.0.0-20200331213906-ae555eb2afa4/go.mod h1:H7chHJglrhPPzetLdzBleF8d22WYOv7UM/lEKYiwlKM=
 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 v0.0.0-20250214082557-71569e85d503 h1:ToU4IyLhSW0QXeBcshd9ARAA/bGt3PGTBcyxUzqaJwg=
-github.com/fumiama/deepinfra v0.0.0-20250214082557-71569e85d503/go.mod h1:wW05PQSn8mo1mZIoa6LBUE+3xIBjkoONvnfPTV5ZOhY=
+github.com/fumiama/deepinfra v0.0.0-20250221160812-ed1290950d32 h1:loqzJ8AK5R/ayUoFbiVr02rvwqIhcwgeKSvOuv20Q1U=
+github.com/fumiama/deepinfra v0.0.0-20250221160812-ed1290950d32/go.mod h1:wW05PQSn8mo1mZIoa6LBUE+3xIBjkoONvnfPTV5ZOhY=
 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=