diff --git a/cmd/main.go b/cmd/main.go
index 4eed07cae..e43636398 100644
--- a/cmd/main.go
+++ b/cmd/main.go
@@ -3,6 +3,7 @@ package main
 import (
 	"bytes"
 	"context"
+	"errors"
 	"flag"
 	"fmt"
 	"net"
@@ -12,6 +13,7 @@ import (
 	"path/filepath"
 	"reflect"
 	"runtime"
+	"strconv"
 	"strings"
 	"sync"
 	"syscall"
@@ -41,6 +43,7 @@ import (
 	"github.com/openimsdk/tools/log"
 	"github.com/openimsdk/tools/system/program"
 	"github.com/openimsdk/tools/utils/datautil"
+	"github.com/openimsdk/tools/utils/network"
 )
 
 func init() {
@@ -75,6 +78,7 @@ func main() {
 	putCmd(cmd, true, msgtransfer.Start)
 	putCmd(cmd, true, api.Start)
 	putCmd(cmd, true, cron.Start)
+	putCmd(cmd, true, startRedisServerRegister)
 	ctx := context.Background()
 	if err := cmd.run(ctx); err != nil {
 		_, _ = fmt.Fprintf(os.Stderr, "server exit %s", err)
@@ -434,3 +438,36 @@ func (x *cmdManger) Running() []string {
 	}
 	return names
 }
+
+type serverConfig struct {
+	API         config.API
+	Share       config.Share
+	RedisConfig config.Redis
+	Index       config.Index
+}
+
+func startRedisServerRegister(ctx context.Context, cfg *serverConfig, client discovery.SvcDiscoveryRegistry, service grpc.ServiceRegistrar) error {
+	apiPort, err := datautil.GetElemByIndex(cfg.API.Api.Ports, int(cfg.Index))
+	if err != nil {
+		return err
+	}
+	if apiPort <= 0 {
+		return errors.New("standalone api port is 0")
+	}
+	registerIP, err := network.GetRpcRegisterIP(cfg.API.Api.RegisterIP)
+	if err != nil {
+		return err
+	}
+	addr := net.JoinHostPort(registerIP, strconv.Itoa(apiPort))
+	inprocess.SetLocalTarget(addr)
+	timer := time.NewTimer(time.Second * 5)
+	defer timer.Stop()
+	for {
+		select {
+		case <-timer.C:
+		case <-ctx.Done():
+			return context.Cause(ctx)
+		}
+
+	}
+}
diff --git a/config/openim-api.yml b/config/openim-api.yml
index 89be50123..a879fcb1e 100644
--- a/config/openim-api.yml
+++ b/config/openim-api.yml
@@ -3,6 +3,8 @@ api:
   listenIP: 0.0.0.0
   # Listening ports; if multiple are configured, multiple instances will be launched, must be consistent with the number of prometheus.ports
   ports: [ 10002 ]
+  # Fallback for IP resolution issues in multi-instance standalone mode.
+  # registerIP:
   # API compression level; 0: default compression, 1: best compression, 2: best speed, -1: no compression
   compressionLevel: 0
 
diff --git a/internal/api/init.go b/internal/api/init.go
index f3548e29a..77011d0ad 100644
--- a/internal/api/init.go
+++ b/internal/api/init.go
@@ -23,13 +23,14 @@ import (
 	"strconv"
 	"time"
 
+	"google.golang.org/grpc"
+
 	conf "github.com/openimsdk/open-im-server/v3/pkg/common/config"
 	"github.com/openimsdk/tools/discovery"
 	"github.com/openimsdk/tools/log"
 	"github.com/openimsdk/tools/utils/datautil"
 	"github.com/openimsdk/tools/utils/network"
 	"github.com/openimsdk/tools/utils/runtimeenv"
-	"google.golang.org/grpc"
 )
 
 type Config struct {
@@ -77,18 +78,6 @@ func Start(ctx context.Context, config *Config, client discovery.SvcDiscoveryReg
 		apiCancel(err)
 	}()
 
-	//if config.Discovery.Enable == conf.ETCD {
-	//	cm := disetcd.NewConfigManager(client.(*etcd.SvcDiscoveryRegistryImpl).GetClient(), config.GetConfigNames())
-	//	cm.Watch(ctx)
-	//}
-	//sigs := make(chan os.Signal, 1)
-	//signal.Notify(sigs, syscall.SIGTERM)
-	//select {
-	//case val := <-sigs:
-	//	log.ZDebug(ctx, "recv exit", "signal", val.String())
-	//	cancel(fmt.Errorf("signal %s", val.String()))
-	//case <-ctx.Done():
-	//}
 	<-apiCtx.Done()
 	exitCause := context.Cause(apiCtx)
 	log.ZWarn(ctx, "api server exit", exitCause)
diff --git a/pkg/common/config/config.go b/pkg/common/config/config.go
index dbcf57f20..8ec648359 100644
--- a/pkg/common/config/config.go
+++ b/pkg/common/config/config.go
@@ -142,6 +142,7 @@ type API struct {
 	Api struct {
 		ListenIP         string `yaml:"listenIP"`
 		Ports            []int  `yaml:"ports"`
+		RegisterIP       string `yaml:"registerIP"`
 		CompressionLevel int    `yaml:"compressionLevel"`
 	} `yaml:"api"`
 	Prometheus struct {