diff --git a/api/handler/convert.go b/api/handler/convert.go
new file mode 100644
index 0000000..d4b42be
--- /dev/null
+++ b/api/handler/convert.go
@@ -0,0 +1,49 @@
+package handler
+
+import (
+	"encoding/json"
+	"sub2sing-box/api/model"
+	"sub2sing-box/internal"
+	"sub2sing-box/pkg/util"
+
+	"github.com/gin-gonic/gin"
+)
+
+func Convert(c *gin.Context) {
+	c.Header("Content-Type", "application/json")
+	if c.Query("data") == "" {
+		c.JSON(400, gin.H{
+			"error": "Missing data parameter",
+		})
+		return
+	}
+	j, err := internal.DecodeBase64(c.Query("data"))
+	if err != nil {
+		c.JSON(400, gin.H{
+			"error": "Invalid data",
+		})
+		return
+	}
+	var data model.ConvertRequest
+	err = json.Unmarshal([]byte(j), &data)
+	if err != nil {
+		c.JSON(400, gin.H{
+			"error": err.Error(),
+		})
+		return
+	}
+	if data.Proxies == nil && data.Subscriptions == nil {
+		c.JSON(400, gin.H{
+			"error": "Must provide at least one subscription or proxy",
+		})
+		return
+	}
+	result, err := util.Convert(data.Subscriptions, data.Proxies, data.Template, data.Delete, data.Rename)
+	if err != nil {
+		c.JSON(400, gin.H{
+			"error": err.Error(),
+		})
+		return
+	}
+	c.String(200, result)
+}
diff --git a/api/model/convert.go b/api/model/convert.go
new file mode 100644
index 0000000..f97a3e9
--- /dev/null
+++ b/api/model/convert.go
@@ -0,0 +1,9 @@
+package model
+
+type ConvertRequest struct {
+	Subscriptions []string          `form:"subscription" json:"subscription"`
+	Proxies       []string          `form:"proxy" json:"proxy"`
+	Template      string            `form:"template" json:"template"`
+	Delete        string            `form:"delete" json:"delete"`
+	Rename        map[string]string `form:"rename" json:"rename"`
+}
diff --git a/api/server.go b/api/server.go
new file mode 100644
index 0000000..224e464
--- /dev/null
+++ b/api/server.go
@@ -0,0 +1,22 @@
+package api
+
+import (
+	"fmt"
+	"strconv"
+	"sub2sing-box/api/handler"
+
+	"github.com/gin-gonic/gin"
+)
+
+func RunServer(port uint16) {
+	gin.SetMode(gin.ReleaseMode)
+	r := gin.Default()
+
+	r.GET("/convert", handler.Convert)
+
+	fmt.Println("Server is running on port ", port)
+	err := r.Run(":" + strconv.Itoa(int(port)))
+	if err != nil {
+		fmt.Println("Run server failed: ", err)
+	}
+}
diff --git a/cmd/convert.go b/cmd/convert.go
index 387c98c..ca6b4f6 100644
--- a/cmd/convert.go
+++ b/cmd/convert.go
@@ -1,10 +1,8 @@
 package cmd
 
 import (
-	"encoding/json"
 	"fmt"
 	"os"
-	"sub2sing-box/internal/model"
 	. "sub2sing-box/pkg/util"
 
 	"github.com/spf13/cobra"
@@ -34,87 +32,11 @@ var convertCmd = &cobra.Command{
 	Run: func(cmd *cobra.Command, args []string) {
 		result := ""
 		var err error
-
-		proxyList, err := ConvertSubscriptionsToSProxy(subscriptions)
+		result, err = Convert(subscriptions, proxies, template, delete, rename)
 		if err != nil {
 			fmt.Println(err)
 			return
 		}
-		for _, proxy := range proxies {
-			p, err := ConvertCProxyToSProxy(proxy)
-			if err != nil {
-				fmt.Println(err)
-				return
-			}
-			proxyList = append(proxyList, p)
-		}
-
-		if delete != "" {
-			proxyList, err = DeleteProxy(proxyList, delete)
-			if err != nil {
-				fmt.Println(err)
-				return
-			}
-		}
-
-		for k, v := range rename {
-			proxyList, err = RenameProxy(proxyList, k, v)
-			if err != nil {
-				fmt.Println(err)
-				return
-			}
-		}
-
-		keep := make(map[int]bool)
-		set := make(map[string]struct {
-			Proxy model.Proxy
-			Count int
-		})
-		for i, p := range proxyList {
-			if _, exists := set[p.Tag]; !exists {
-				keep[i] = true
-				set[p.Tag] = struct {
-					Proxy model.Proxy
-					Count int
-				}{p, 0}
-			} else {
-				p1, _ := json.Marshal(p)
-				p2, _ := json.Marshal(set[p.Tag])
-				if string(p1) != string(p2) {
-					set[p.Tag] = struct {
-						Proxy model.Proxy
-						Count int
-					}{p, set[p.Tag].Count + 1}
-					keep[i] = true
-					proxyList[i].Tag = fmt.Sprintf("%s %d", p.Tag, set[p.Tag].Count)
-				} else {
-					keep[i] = false
-				}
-			}
-		}
-		var newProxyList []model.Proxy
-		for i, p := range proxyList {
-			if keep[i] {
-				newProxyList = append(newProxyList, p)
-			}
-		}
-		proxyList = newProxyList
-
-		if template != "" {
-			result, err = MergeTemplate(proxyList, template)
-			if err != nil {
-				fmt.Println(err)
-				return
-			}
-		} else {
-			r, err := json.Marshal(proxyList)
-			result = string(r)
-			if err != nil {
-				fmt.Println(err)
-				return
-			}
-		}
-
 		if output != "" {
 			err = os.WriteFile(output, []byte(result), 0666)
 			if err != nil {
diff --git a/cmd/server.go b/cmd/server.go
new file mode 100644
index 0000000..cf65eb1
--- /dev/null
+++ b/cmd/server.go
@@ -0,0 +1,23 @@
+package cmd
+
+import (
+	"sub2sing-box/api"
+
+	"github.com/spf13/cobra"
+)
+
+var port uint16
+
+func init() {
+	runCmd.Flags().Uint16VarP(&port, "port", "p", 8080, "server port")
+	RootCmd.AddCommand(runCmd)
+}
+
+var runCmd = &cobra.Command{
+	Use:   "server",
+	Long:  "Run the server",
+	Short: "Run the server",
+	Run: func(cmd *cobra.Command, args []string) {
+		api.RunServer(port)
+	},
+}
diff --git a/go.mod b/go.mod
index 4754fd4..89786ee 100644
--- a/go.mod
+++ b/go.mod
@@ -5,6 +5,34 @@ go 1.21.5
 require github.com/spf13/cobra v1.8.0
 
 require (
+	github.com/bytedance/sonic v1.9.1 // indirect
+	github.com/chenzhuoyu/base64x v0.0.0-20221115062448-fe3a3abad311 // indirect
+	github.com/gabriel-vasile/mimetype v1.4.2 // indirect
+	github.com/gin-contrib/sse v0.1.0 // indirect
+	github.com/go-playground/locales v0.14.1 // indirect
+	github.com/go-playground/universal-translator v0.18.1 // indirect
+	github.com/go-playground/validator/v10 v10.14.0 // indirect
+	github.com/goccy/go-json v0.10.2 // indirect
+	github.com/json-iterator/go v1.1.12 // indirect
+	github.com/klauspost/cpuid/v2 v2.2.4 // indirect
+	github.com/leodido/go-urn v1.2.4 // indirect
+	github.com/mattn/go-isatty v0.0.19 // indirect
+	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
+	github.com/modern-go/reflect2 v1.0.2 // indirect
+	github.com/pelletier/go-toml/v2 v2.0.8 // indirect
+	github.com/twitchyliquid64/golang-asm v0.15.1 // indirect
+	github.com/ugorji/go/codec v1.2.11 // indirect
+	golang.org/x/arch v0.3.0 // indirect
+	golang.org/x/crypto v0.9.0 // indirect
+	golang.org/x/net v0.10.0 // indirect
+	golang.org/x/sys v0.8.0 // indirect
+	golang.org/x/text v0.9.0 // indirect
+	google.golang.org/protobuf v1.30.0 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
+)
+
+require (
+	github.com/gin-gonic/gin v1.9.1
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
 	github.com/spf13/pflag v1.0.5 // indirect
 )
diff --git a/go.sum b/go.sum
index d0e8c2c..be668a5 100644
--- a/go.sum
+++ b/go.sum
@@ -1,10 +1,94 @@
+github.com/bytedance/sonic v1.5.0/go.mod h1:ED5hyg4y6t3/9Ku1R6dU/4KyJ48DZ4jPhfY1O2AihPM=
+github.com/bytedance/sonic v1.9.1 h1:6iJ6NqdoxCDr6mbY8h18oSO+cShGSMRGCEo7F2h0x8s=
+github.com/bytedance/sonic v1.9.1/go.mod h1:i736AoUSYt75HyZLoJW9ERYxcy6eaN6h4BZXU064P/U=
+github.com/chenzhuoyu/base64x v0.0.0-20211019084208-fb5309c8db06/go.mod h1:DH46F32mSOjUmXrMHnKwZdA8wcEefY7UVqBKYGjpdQY=
+github.com/chenzhuoyu/base64x v0.0.0-20221115062448-fe3a3abad311 h1:qSGYFH7+jGhDF8vLC+iwCD4WpbV1EBDSzWkJODFLams=
+github.com/chenzhuoyu/base64x v0.0.0-20221115062448-fe3a3abad311/go.mod h1:b583jCggY9gE99b6G5LEC39OIiVsWj+R97kbl5odCEk=
 github.com/cpuguy83/go-md2man/v2 v2.0.3/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
+github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
+github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/gabriel-vasile/mimetype v1.4.2 h1:w5qFW6JKBz9Y393Y4q372O9A7cUSequkh1Q7OhCmWKU=
+github.com/gabriel-vasile/mimetype v1.4.2/go.mod h1:zApsH/mKG4w07erKIaJPFiX0Tsq9BFQgN3qGY5GnNgA=
+github.com/gin-contrib/sse v0.1.0 h1:Y/yl/+YNO8GZSjAhjMsSuLt29uWRFHdHYUb5lYOV9qE=
+github.com/gin-contrib/sse v0.1.0/go.mod h1:RHrZQHXnP2xjPF+u1gW/2HnVO7nvIa9PG3Gm+fLHvGI=
+github.com/gin-gonic/gin v1.9.1 h1:4idEAncQnU5cB7BeOkPtxjfCSye0AAm1R0RVIqJ+Jmg=
+github.com/gin-gonic/gin v1.9.1/go.mod h1:hPrL7YrpYKXt5YId3A/Tnip5kqbEAP+KLuI3SUcPTeU=
+github.com/go-playground/assert/v2 v2.2.0 h1:JvknZsQTYeFEAhQwI4qEt9cyV5ONwRHC+lYKSsYSR8s=
+github.com/go-playground/assert/v2 v2.2.0/go.mod h1:VDjEfimB/XKnb+ZQfWdccd7VUvScMdVu0Titje2rxJ4=
+github.com/go-playground/locales v0.14.1 h1:EWaQ/wswjilfKLTECiXz7Rh+3BjFhfDFKv/oXslEjJA=
+github.com/go-playground/locales v0.14.1/go.mod h1:hxrqLVvrK65+Rwrd5Fc6F2O76J/NuW9t0sjnWqG1slY=
+github.com/go-playground/universal-translator v0.18.1 h1:Bcnm0ZwsGyWbCzImXv+pAJnYK9S473LQFuzCbDbfSFY=
+github.com/go-playground/universal-translator v0.18.1/go.mod h1:xekY+UJKNuX9WP91TpwSH2VMlDf28Uj24BCp08ZFTUY=
+github.com/go-playground/validator/v10 v10.14.0 h1:vgvQWe3XCz3gIeFDm/HnTIbj6UGmg/+t63MyGU2n5js=
+github.com/go-playground/validator/v10 v10.14.0/go.mod h1:9iXMNT7sEkjXb0I+enO7QXmzG6QCsPWY4zveKFVRSyU=
+github.com/goccy/go-json v0.10.2 h1:CrxCmQqYDkv1z7lO7Wbh2HN93uovUHgrECaO5ZrCXAU=
+github.com/goccy/go-json v0.10.2/go.mod h1:6MelG93GURQebXPDq3khkgXZkazVtN9CRI+MGFi0w8I=
+github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk=
+github.com/google/go-cmp v0.5.5 h1:Khx7svrCpmxxtHBq5j2mp/xVjsi8hQMfNLvJFAlrGgU=
+github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
+github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
 github.com/inconshreveable/mousetrap v1.1.0 h1:wN+x4NVGpMsO7ErUn/mUI3vEoE6Jt13X2s0bqwp9tc8=
 github.com/inconshreveable/mousetrap v1.1.0/go.mod h1:vpF70FUmC8bwa3OWnCshd2FqLfsEA9PFc4w1p2J65bw=
+github.com/json-iterator/go v1.1.12 h1:PV8peI4a0ysnczrg+LtxykD8LfKY9ML6u2jnxaEnrnM=
+github.com/json-iterator/go v1.1.12/go.mod h1:e30LSqwooZae/UwlEbR2852Gd8hjQvJoHmT4TnhNGBo=
+github.com/klauspost/cpuid/v2 v2.0.9/go.mod h1:FInQzS24/EEf25PyTYn52gqo7WaD8xa0213Md/qVLRg=
+github.com/klauspost/cpuid/v2 v2.2.4 h1:acbojRNwl3o09bUq+yDCtZFc1aiwaAAxtcn8YkZXnvk=
+github.com/klauspost/cpuid/v2 v2.2.4/go.mod h1:RVVoqg1df56z8g3pUjL/3lE5UfnlrJX8tyFgg4nqhuY=
+github.com/leodido/go-urn v1.2.4 h1:XlAE/cm/ms7TE/VMVoduSpNBoyc2dOxHs5MZSwAN63Q=
+github.com/leodido/go-urn v1.2.4/go.mod h1:7ZrI8mTSeBSHl/UaRyKQW1qZeMgak41ANeCNaVckg+4=
+github.com/mattn/go-isatty v0.0.19 h1:JITubQf0MOLdlGRuRq+jtsDlekdYPia9ZFsB8h/APPA=
+github.com/mattn/go-isatty v0.0.19/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
+github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
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+github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
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 github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
 github.com/spf13/cobra v1.8.0 h1:7aJaZx1B85qltLMc546zn58BxxfZdR/W22ej9CFoEf0=
 github.com/spf13/cobra v1.8.0/go.mod h1:WXLWApfZ71AjXPya3WOlMsY9yMs7YeiHhFVlvLyhcho=
 github.com/spf13/pflag v1.0.5 h1:iy+VFUOCP1a+8yFto/drg2CJ5u0yRoB7fZw3DKv/JXA=
 github.com/spf13/pflag v1.0.5/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
+github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
+github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw=
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+golang.org/x/arch v0.0.0-20210923205945-b76863e36670/go.mod h1:5om86z9Hs0C8fWVUuoMHwpExlXzs5Tkyp9hOrfG7pp8=
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+golang.org/x/arch v0.3.0/go.mod h1:5om86z9Hs0C8fWVUuoMHwpExlXzs5Tkyp9hOrfG7pp8=
+golang.org/x/crypto v0.9.0 h1:LF6fAI+IutBocDJ2OT0Q1g8plpYljMZ4+lty+dsqw3g=
+golang.org/x/crypto v0.9.0/go.mod h1:yrmDGqONDYtNj3tH8X9dzUun2m2lzPa9ngI6/RUPGR0=
+golang.org/x/net v0.10.0 h1:X2//UzNDwYmtCLn7To6G58Wr6f5ahEAQgKNzv9Y951M=
+golang.org/x/net v0.10.0/go.mod h1:0qNGK6F8kojg2nk9dLZ2mShWaEBan6FAoqfSigmmuDg=
+golang.org/x/sys v0.0.0-20220704084225-05e143d24a9e/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.8.0 h1:EBmGv8NaZBZTWvrbjNoL6HVt+IVy3QDQpJs7VRIw3tU=
+golang.org/x/sys v0.8.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/text v0.9.0 h1:2sjJmO8cDvYveuX97RDLsxlyUxLl+GHoLxBiRdHllBE=
+golang.org/x/text v0.9.0/go.mod h1:e1OnstbJyHTd6l/uOt8jFFHp6TRDWZR/bV3emEE/zU8=
+golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543 h1:E7g+9GITq07hpfrRu66IVDexMakfv52eLZ2CXBWiKr4=
+golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
+google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
+google.golang.org/protobuf v1.30.0 h1:kPPoIgf3TsEvrm0PFe15JQ+570QVxYzEvvHqChK+cng=
+google.golang.org/protobuf v1.30.0/go.mod h1:HV8QOd/L58Z+nl8r43ehVNZIU/HEI6OcFqwMG9pJV4I=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+rsc.io/pdf v0.1.1/go.mod h1:n8OzWcQ6Sp37PL01nO98y4iUCRdTGarVfzxY20ICaU4=
diff --git a/pkg/util/convert.go b/pkg/util/convert.go
index e9682dd..acf227d 100644
--- a/pkg/util/convert.go
+++ b/pkg/util/convert.go
@@ -3,6 +3,7 @@ package util
 import (
 	"encoding/json"
 	"errors"
+	"fmt"
 	"io"
 	"net/http"
 	"os"
@@ -14,6 +15,87 @@ import (
 	"sub2sing-box/pkg/parser"
 )
 
+func Convert(subscriptions []string, proxies []string, template string, delete string, rename map[string]string) (string, error) {
+	result := ""
+	var err error
+
+	proxyList, err := ConvertSubscriptionsToSProxy(subscriptions)
+	if err != nil {
+		return "", err
+	}
+	for _, proxy := range proxies {
+		p, err := ConvertCProxyToSProxy(proxy)
+		if err != nil {
+			return "", err
+		}
+		proxyList = append(proxyList, p)
+	}
+
+	if delete != "" {
+		proxyList, err = DeleteProxy(proxyList, delete)
+		if err != nil {
+			return "", err
+		}
+	}
+
+	for k, v := range rename {
+		proxyList, err = RenameProxy(proxyList, k, v)
+		if err != nil {
+			return "", err
+		}
+	}
+
+	keep := make(map[int]bool)
+	set := make(map[string]struct {
+		Proxy model.Proxy
+		Count int
+	})
+	for i, p := range proxyList {
+		if _, exists := set[p.Tag]; !exists {
+			keep[i] = true
+			set[p.Tag] = struct {
+				Proxy model.Proxy
+				Count int
+			}{p, 0}
+		} else {
+			p1, _ := json.Marshal(p)
+			p2, _ := json.Marshal(set[p.Tag])
+			if string(p1) != string(p2) {
+				set[p.Tag] = struct {
+					Proxy model.Proxy
+					Count int
+				}{p, set[p.Tag].Count + 1}
+				keep[i] = true
+				proxyList[i].Tag = fmt.Sprintf("%s %d", p.Tag, set[p.Tag].Count)
+			} else {
+				keep[i] = false
+			}
+		}
+	}
+	var newProxyList []model.Proxy
+	for i, p := range proxyList {
+		if keep[i] {
+			newProxyList = append(newProxyList, p)
+		}
+	}
+	proxyList = newProxyList
+
+	if template != "" {
+		result, err = MergeTemplate(proxyList, template)
+		if err != nil {
+			return "", err
+		}
+	} else {
+		r, err := json.Marshal(proxyList)
+		result = string(r)
+		if err != nil {
+			return "", err
+		}
+	}
+
+	return string(result), nil
+}
+
 func MergeTemplate(proxies []model.Proxy, template string) (string, error) {
 	config, err := ReadTemplate(template)
 	proxyTags := make([]string, 0)