diff --git a/relay/channel/ali/adaptor.go b/relay/channel/ali/adaptor.go
index 2cf4bf96..14d77156 100644
--- a/relay/channel/ali/adaptor.go
+++ b/relay/channel/ali/adaptor.go
@@ -110,15 +110,15 @@ func (a *Adaptor) GetRequestURL(info *relaycommon.RelayInfo) (string, error) {
 		case constant.RelayModeResponses:
 			fullRequestURL = fmt.Sprintf("%s/api/v2/apps/protocols/compatible-mode/v1/responses", info.ChannelBaseUrl)
 		case constant.RelayModeImagesGenerations:
-			if isSyncImageModel(info.OriginModelName) {
+			if isSyncImageModel(info.UpstreamModelName) {
 				fullRequestURL = fmt.Sprintf("%s/api/v1/services/aigc/multimodal-generation/generation", info.ChannelBaseUrl)
 			} else {
 				fullRequestURL = fmt.Sprintf("%s/api/v1/services/aigc/text2image/image-synthesis", info.ChannelBaseUrl)
 			}
 		case constant.RelayModeImagesEdits:
-			if isOldWanModel(info.OriginModelName) {
+			if isOldWanModel(info.UpstreamModelName) {
 				fullRequestURL = fmt.Sprintf("%s/api/v1/services/aigc/image2image/image-synthesis", info.ChannelBaseUrl)
-			} else if isWanModel(info.OriginModelName) {
+			} else if isWanModel(info.UpstreamModelName) {
 				fullRequestURL = fmt.Sprintf("%s/api/v1/services/aigc/image-generation/generation", info.ChannelBaseUrl)
 			} else {
 				fullRequestURL = fmt.Sprintf("%s/api/v1/services/aigc/multimodal-generation/generation", info.ChannelBaseUrl)
@@ -143,14 +143,14 @@ func (a *Adaptor) SetupRequestHeader(c *gin.Context, req *http.Header, info *rel
 		req.Set("X-DashScope-Plugin", c.GetString("plugin"))
 	}
 	if info.RelayMode == constant.RelayModeImagesGenerations {
-		if isSyncImageModel(info.OriginModelName) {
+		if isSyncImageModel(info.UpstreamModelName) {
 
 		} else {
 			req.Set("X-DashScope-Async", "enable")
 		}
 	}
 	if info.RelayMode == constant.RelayModeImagesEdits {
-		if isWanModel(info.OriginModelName) {
+		if isWanModel(info.UpstreamModelName) {
 			req.Set("X-DashScope-Async", "enable")
 		}
 		req.Set("Content-Type", "application/json")
@@ -183,7 +183,7 @@ func (a *Adaptor) ConvertOpenAIRequest(c *gin.Context, info *relaycommon.RelayIn
 
 func (a *Adaptor) ConvertImageRequest(c *gin.Context, info *relaycommon.RelayInfo, request dto.ImageRequest) (any, error) {
 	if info.RelayMode == constant.RelayModeImagesGenerations {
-		if isSyncImageModel(info.OriginModelName) {
+		if isSyncImageModel(info.UpstreamModelName) {
 			a.IsSyncImageModel = true
 		}
 		aliRequest, err := oaiImage2AliImageRequest(info, request, a.IsSyncImageModel)
@@ -192,11 +192,11 @@ func (a *Adaptor) ConvertImageRequest(c *gin.Context, info *relaycommon.RelayInf
 		}
 		return aliRequest, nil
 	} else if info.RelayMode == constant.RelayModeImagesEdits {
-		if isOldWanModel(info.OriginModelName) {
+		if isOldWanModel(info.UpstreamModelName) {
 			return oaiFormEdit2WanxImageEdit(c, info, request)
 		}
-		if isSyncImageModel(info.OriginModelName) {
-			if isWanModel(info.OriginModelName) {
+		if isSyncImageModel(info.UpstreamModelName) {
+			if isWanModel(info.UpstreamModelName) {
 				a.IsSyncImageModel = false
 			} else {
 				a.IsSyncImageModel = true
diff --git a/relay/channel/ali/adaptor_test.go b/relay/channel/ali/adaptor_test.go
index a8b87140..08bc959a 100644
--- a/relay/channel/ali/adaptor_test.go
+++ b/relay/channel/ali/adaptor_test.go
@@ -2,11 +2,13 @@ package ali
 
 import (
 	"encoding/json"
+	"net/http"
 	"net/http/httptest"
 	"testing"
 
 	"github.com/QuantumNous/new-api/common"
 	relaycommon "github.com/QuantumNous/new-api/relay/common"
+	"github.com/QuantumNous/new-api/relay/constant"
 	relayhelper "github.com/QuantumNous/new-api/relay/helper"
 	"github.com/QuantumNous/new-api/relaykit/dto"
 	"github.com/gin-gonic/gin"
@@ -126,3 +128,34 @@ func TestConvertOpenAIRequestPreservesExplicitZeroForMappedQwenModel(t *testing.
 	assert.True(t, value.Exists())
 	assert.Equal(t, int64(0), value.Int())
 }
+
+func TestMappedAliImageModelUsesUpstreamProtocol(t *testing.T) {
+	c, _ := gin.CreateTestContext(httptest.NewRecorder())
+	c.Request = httptest.NewRequest(http.MethodPost, "/v1/images/generations", nil)
+
+	info := &relaycommon.RelayInfo{
+		RelayMode:       constant.RelayModeImagesGenerations,
+		OriginModelName: "customer-image-model",
+		ChannelMeta: &relaycommon.ChannelMeta{
+			ChannelBaseUrl:    "https://dashscope.aliyuncs.com",
+			UpstreamModelName: "qwen-image-3.0-pro",
+		},
+	}
+
+	adaptor := &Adaptor{}
+	url, err := adaptor.GetRequestURL(info)
+	require.NoError(t, err)
+	assert.Equal(t, "https://dashscope.aliyuncs.com/api/v1/services/aigc/multimodal-generation/generation", url)
+
+	header := http.Header{}
+	require.NoError(t, adaptor.SetupRequestHeader(c, &header, info))
+	assert.Empty(t, header.Get("X-DashScope-Async"))
+
+	converted, err := adaptor.ConvertImageRequest(c, info, dto.ImageRequest{
+		Model:  info.UpstreamModelName,
+		Prompt: "poster",
+	})
+	require.NoError(t, err)
+	assert.True(t, adaptor.IsSyncImageModel)
+	assert.IsType(t, &AliImageRequest{}, converted)
+}