diff --git a/api/api.go b/api/api.go
new file mode 100644
index 00000000..97b562e0
--- /dev/null
+++ b/api/api.go
@@ -0,0 +1,56 @@
+package api
+
+const (
+	// Version API版本号
+	Version = "v1.0.0"
+	
+	// DefaultVersion 默认的ECS版本号
+	DefaultVersion = "v0.1.114"
+)
+
+// 测试方法常量
+const (
+	// CPU测试方法
+	CpuMethodSysbench  = "sysbench"
+	CpuMethodGeekbench = "geekbench"
+	CpuMethodWinsat    = "winsat"
+	
+	// 内存测试方法
+	MemoryMethodStream   = "stream"
+	MemoryMethodSysbench = "sysbench"
+	MemoryMethodDD       = "dd"
+	MemoryMethodWinsat   = "winsat"
+	
+	// 硬盘测试方法
+	DiskMethodFio    = "fio"
+	DiskMethodDD     = "dd"
+	DiskMethodWinsat = "winsat"
+	
+	// 线程模式
+	ThreadModeSingle = "single"
+	ThreadModeMulti  = "multi"
+	
+	// 语言选项
+	LanguageZH = "zh"
+	LanguageEN = "en"
+	
+	// IP检测类型
+	CheckTypeIPv4 = "ipv4"
+	CheckTypeIPv6 = "ipv6"
+	CheckTypeAuto = "auto"
+	
+	// 测速平台
+	PlatformCN  = "cn"
+	PlatformNet = "net"
+	
+	// 运营商类型
+	OperatorCMCC   = "cmcc"   // 中国移动
+	OperatorCU     = "cu"     // 中国联通
+	OperatorCT     = "ct"     // 中国电信
+	OperatorGlobal = "global" // 全球节点
+	OperatorOther  = "other"  // 其他
+	OperatorHK     = "hk"     // 香港
+	OperatorTW     = "tw"     // 台湾
+	OperatorJP     = "jp"     // 日本
+	OperatorSG     = "sg"     // 新加坡
+)
diff --git a/api/config.go b/api/config.go
new file mode 100644
index 00000000..6369b039
--- /dev/null
+++ b/api/config.go
@@ -0,0 +1,259 @@
+package api
+
+import (
+	"github.com/oneclickvirt/ecs/internal/params"
+)
+
+// Config 配置接口，导出用于外部调用
+type Config = params.Config
+
+// NewConfig 创建默认配置
+// version: 版本号字符串
+func NewConfig(version string) *Config {
+	return params.NewConfig(version)
+}
+
+// NewDefaultConfig 创建默认配置（使用默认版本号）
+func NewDefaultConfig() *Config {
+	return params.NewConfig("v0.1.114")
+}
+
+// ConfigOption 配置选项函数类型
+type ConfigOption func(*Config)
+
+// WithLanguage 设置语言
+func WithLanguage(lang string) ConfigOption {
+	return func(c *Config) {
+		c.Language = lang
+	}
+}
+
+// WithCpuTestMethod 设置CPU测试方法
+// method: "sysbench" 或 "geekbench"
+func WithCpuTestMethod(method string) ConfigOption {
+	return func(c *Config) {
+		c.CpuTestMethod = method
+	}
+}
+
+// WithCpuTestThreadMode 设置CPU测试线程模式
+// mode: "single" 或 "multi"
+func WithCpuTestThreadMode(mode string) ConfigOption {
+	return func(c *Config) {
+		c.CpuTestThreadMode = mode
+	}
+}
+
+// WithMemoryTestMethod 设置内存测试方法
+// method: "stream", "sysbench", "dd"
+func WithMemoryTestMethod(method string) ConfigOption {
+	return func(c *Config) {
+		c.MemoryTestMethod = method
+	}
+}
+
+// WithDiskTestMethod 设置硬盘测试方法
+// method: "fio" 或 "dd"
+func WithDiskTestMethod(method string) ConfigOption {
+	return func(c *Config) {
+		c.DiskTestMethod = method
+	}
+}
+
+// WithDiskTestPath 设置硬盘测试路径
+func WithDiskTestPath(path string) ConfigOption {
+	return func(c *Config) {
+		c.DiskTestPath = path
+	}
+}
+
+// WithDiskMultiCheck 设置是否进行硬盘多路径检测
+func WithDiskMultiCheck(enable bool) ConfigOption {
+	return func(c *Config) {
+		c.DiskMultiCheck = enable
+	}
+}
+
+// WithSpeedTestNum 设置测速节点数量
+func WithSpeedTestNum(num int) ConfigOption {
+	return func(c *Config) {
+		c.SpNum = num
+	}
+}
+
+// WithWidth 设置输出宽度
+func WithWidth(width int) ConfigOption {
+	return func(c *Config) {
+		c.Width = width
+	}
+}
+
+// WithFilePath 设置输出文件路径
+func WithFilePath(path string) ConfigOption {
+	return func(c *Config) {
+		c.FilePath = path
+	}
+}
+
+// WithEnableUpload 设置是否启用上传
+func WithEnableUpload(enable bool) ConfigOption {
+	return func(c *Config) {
+		c.EnableUpload = enable
+	}
+}
+
+// WithEnableLogger 设置是否启用日志
+func WithEnableLogger(enable bool) ConfigOption {
+	return func(c *Config) {
+		c.EnableLogger = enable
+	}
+}
+
+// WithBasicTest 设置是否执行基础信息测试
+func WithBasicTest(enable bool) ConfigOption {
+	return func(c *Config) {
+		c.BasicStatus = enable
+	}
+}
+
+// WithCpuTest 设置是否执行CPU测试
+func WithCpuTest(enable bool) ConfigOption {
+	return func(c *Config) {
+		c.CpuTestStatus = enable
+	}
+}
+
+// WithMemoryTest 设置是否执行内存测试
+func WithMemoryTest(enable bool) ConfigOption {
+	return func(c *Config) {
+		c.MemoryTestStatus = enable
+	}
+}
+
+// WithDiskTest 设置是否执行硬盘测试
+func WithDiskTest(enable bool) ConfigOption {
+	return func(c *Config) {
+		c.DiskTestStatus = enable
+	}
+}
+
+// WithUnlockTest 设置是否执行流媒体解锁测试
+func WithUnlockTest(enable bool) ConfigOption {
+	return func(c *Config) {
+		c.UtTestStatus = enable
+	}
+}
+
+// WithSecurityTest 设置是否执行IP质量测试
+func WithSecurityTest(enable bool) ConfigOption {
+	return func(c *Config) {
+		c.SecurityTestStatus = enable
+	}
+}
+
+// WithEmailTest 设置是否执行邮件端口测试
+func WithEmailTest(enable bool) ConfigOption {
+	return func(c *Config) {
+		c.EmailTestStatus = enable
+	}
+}
+
+// WithBacktraceTest 设置是否执行回程路由测试
+func WithBacktraceTest(enable bool) ConfigOption {
+	return func(c *Config) {
+		c.BacktraceStatus = enable
+	}
+}
+
+// WithNt3Test 设置是否执行三网路由测试
+func WithNt3Test(enable bool) ConfigOption {
+	return func(c *Config) {
+		c.Nt3Status = enable
+	}
+}
+
+// WithSpeedTest 设置是否执行测速测试
+func WithSpeedTest(enable bool) ConfigOption {
+	return func(c *Config) {
+		c.SpeedTestStatus = enable
+	}
+}
+
+// WithPingTest 设置是否执行PING测试
+func WithPingTest(enable bool) ConfigOption {
+	return func(c *Config) {
+		c.PingTestStatus = enable
+	}
+}
+
+// WithTgdcTest 设置是否执行Telegram DC测试
+func WithTgdcTest(enable bool) ConfigOption {
+	return func(c *Config) {
+		c.TgdcTestStatus = enable
+	}
+}
+
+// WithWebTest 设置是否执行网站测试
+func WithWebTest(enable bool) ConfigOption {
+	return func(c *Config) {
+		c.WebTestStatus = enable
+	}
+}
+
+// WithNt3CheckType 设置三网路由检测类型
+// checkType: "ipv4", "ipv6" 或 "auto"
+func WithNt3CheckType(checkType string) ConfigOption {
+	return func(c *Config) {
+		c.Nt3CheckType = checkType
+	}
+}
+
+// WithNt3Location 设置三网路由检测位置
+func WithNt3Location(location string) ConfigOption {
+	return func(c *Config) {
+		c.Nt3Location = location
+	}
+}
+
+// WithAutoChangeDiskMethod 设置是否自动切换硬盘测试方法
+func WithAutoChangeDiskMethod(enable bool) ConfigOption {
+	return func(c *Config) {
+		c.AutoChangeDiskMethod = enable
+	}
+}
+
+// WithOnlyChinaTest 设置是否只进行国内测试
+func WithOnlyChinaTest(enable bool) ConfigOption {
+	return func(c *Config) {
+		c.OnlyChinaTest = enable
+	}
+}
+
+// WithMenuMode 设置是否启用菜单模式
+func WithMenuMode(enable bool) ConfigOption {
+	return func(c *Config) {
+		c.MenuMode = enable
+	}
+}
+
+// WithOnlyIpInfoCheck 设置是否只进行IP信息检测
+func WithOnlyIpInfoCheck(enable bool) ConfigOption {
+	return func(c *Config) {
+		c.OnlyIpInfoCheck = enable
+	}
+}
+
+// WithChoice 设置菜单选择
+func WithChoice(choice string) ConfigOption {
+	return func(c *Config) {
+		c.Choice = choice
+	}
+}
+
+// ApplyOptions 应用配置选项
+func ApplyOptions(config *Config, options ...ConfigOption) *Config {
+	for _, opt := range options {
+		opt(config)
+	}
+	return config
+}
diff --git a/api/menu.go b/api/menu.go
new file mode 100644
index 00000000..27160e88
--- /dev/null
+++ b/api/menu.go
@@ -0,0 +1,27 @@
+package api
+
+import (
+	"github.com/oneclickvirt/ecs/internal/menu"
+	"github.com/oneclickvirt/ecs/utils"
+)
+
+// GetMenuChoice 获取用户菜单选择
+// language: 语言 ("zh" 或 "en")
+// 返回: 用户选择的选项
+func GetMenuChoice(language string) string {
+	return menu.GetMenuChoice(language)
+}
+
+// PrintMenuOptions 打印菜单选项
+// preCheck: 网络检查结果
+// config: 配置对象
+func PrintMenuOptions(preCheck utils.NetCheckResult, config *Config) {
+	menu.PrintMenuOptions(preCheck, config)
+}
+
+// HandleMenuMode 处理菜单模式
+// preCheck: 网络检查结果
+// config: 配置对象
+func HandleMenuMode(preCheck utils.NetCheckResult, config *Config) {
+	menu.HandleMenuMode(preCheck, config)
+}
diff --git a/api/runner.go b/api/runner.go
new file mode 100644
index 00000000..fd8f4f8d
--- /dev/null
+++ b/api/runner.go
@@ -0,0 +1,187 @@
+package api
+
+import (
+	"sync"
+	"time"
+
+	"github.com/oneclickvirt/ecs/internal/runner"
+	"github.com/oneclickvirt/ecs/utils"
+)
+
+// RunResult 运行结果
+type RunResult struct {
+	Output    string        // 完整输出
+	Duration  time.Duration // 运行时长
+	StartTime time.Time     // 开始时间
+	EndTime   time.Time     // 结束时间
+}
+
+// RunAllTests 执行所有测试（高级接口）
+// preCheck: 网络检查结果
+// config: 配置对象
+// 返回: 运行结果
+func RunAllTests(preCheck utils.NetCheckResult, config *Config) *RunResult {
+	var (
+		wg1, wg2, wg3                                         sync.WaitGroup
+		basicInfo, securityInfo, emailInfo, mediaInfo, ptInfo string
+		output, tempOutput                                    string
+		outputMutex                                           sync.Mutex
+		infoMutex                                             sync.Mutex
+	)
+	
+	startTime := time.Now()
+	
+	switch config.Language {
+	case "zh":
+		runner.RunChineseTests(preCheck, config, &wg1, &wg2, &wg3, 
+			&basicInfo, &securityInfo, &emailInfo, &mediaInfo, &ptInfo,
+			&output, tempOutput, startTime, &outputMutex, &infoMutex)
+	case "en":
+		runner.RunEnglishTests(preCheck, config, &wg1, &wg2, &wg3,
+			&basicInfo, &securityInfo, &emailInfo, &mediaInfo, &ptInfo,
+			&output, tempOutput, startTime, &outputMutex, &infoMutex)
+	default:
+		runner.RunChineseTests(preCheck, config, &wg1, &wg2, &wg3,
+			&basicInfo, &securityInfo, &emailInfo, &mediaInfo, &ptInfo,
+			&output, tempOutput, startTime, &outputMutex, &infoMutex)
+	}
+	
+	endTime := time.Now()
+	
+	return &RunResult{
+		Output:    output,
+		Duration:  endTime.Sub(startTime),
+		StartTime: startTime,
+		EndTime:   endTime,
+	}
+}
+
+// RunBasicTests 运行基础信息测试
+func RunBasicTests(preCheck utils.NetCheckResult, config *Config) string {
+	var (
+		basicInfo, securityInfo string
+		output, tempOutput      string
+		outputMutex             sync.Mutex
+	)
+	return runner.RunBasicTests(preCheck, config, &basicInfo, &securityInfo, output, tempOutput, &outputMutex)
+}
+
+// RunCPUTest 运行CPU测试
+func RunCPUTest(config *Config) string {
+	var (
+		output, tempOutput string
+		outputMutex        sync.Mutex
+	)
+	return runner.RunCPUTest(config, output, tempOutput, &outputMutex)
+}
+
+// RunMemoryTest 运行内存测试
+func RunMemoryTest(config *Config) string {
+	var (
+		output, tempOutput string
+		outputMutex        sync.Mutex
+	)
+	return runner.RunMemoryTest(config, output, tempOutput, &outputMutex)
+}
+
+// RunDiskTest 运行硬盘测试
+func RunDiskTest(config *Config) string {
+	var (
+		output, tempOutput string
+		outputMutex        sync.Mutex
+	)
+	return runner.RunDiskTest(config, output, tempOutput, &outputMutex)
+}
+
+// RunIpInfoCheck 执行IP信息检测
+func RunIpInfoCheck(config *Config) string {
+	var (
+		output, tempOutput string
+		outputMutex        sync.Mutex
+	)
+	return runner.RunIpInfoCheck(config, output, tempOutput, &outputMutex)
+}
+
+// RunStreamingTests 运行流媒体测试
+func RunStreamingTests(config *Config, mediaInfo string) string {
+	var (
+		wg1                sync.WaitGroup
+		output, tempOutput string
+		outputMutex        sync.Mutex
+		infoMutex          sync.Mutex
+	)
+	return runner.RunStreamingTests(config, &wg1, &mediaInfo, output, tempOutput, &outputMutex, &infoMutex)
+}
+
+// RunSecurityTests 运行安全测试
+func RunSecurityTests(config *Config, securityInfo string) string {
+	var (
+		output, tempOutput string
+		outputMutex        sync.Mutex
+	)
+	return runner.RunSecurityTests(config, securityInfo, output, tempOutput, &outputMutex)
+}
+
+// RunEmailTests 运行邮件端口测试
+func RunEmailTests(config *Config, emailInfo string) string {
+	var (
+		wg2                sync.WaitGroup
+		output, tempOutput string
+		outputMutex        sync.Mutex
+		infoMutex          sync.Mutex
+	)
+	return runner.RunEmailTests(config, &wg2, &emailInfo, output, tempOutput, &outputMutex, &infoMutex)
+}
+
+// RunNetworkTests 运行网络测试（中文模式）
+func RunNetworkTests(config *Config, ptInfo string) string {
+	var (
+		wg3                sync.WaitGroup
+		output, tempOutput string
+		outputMutex        sync.Mutex
+		infoMutex          sync.Mutex
+	)
+	return runner.RunNetworkTests(config, &wg3, &ptInfo, output, tempOutput, &outputMutex, &infoMutex)
+}
+
+// RunSpeedTests 运行测速测试（中文模式）
+func RunSpeedTests(config *Config) string {
+	var (
+		output, tempOutput string
+		outputMutex        sync.Mutex
+	)
+	return runner.RunSpeedTests(config, output, tempOutput, &outputMutex)
+}
+
+// RunEnglishNetworkTests 运行网络测试（英文模式）
+func RunEnglishNetworkTests(config *Config, ptInfo string) string {
+	var (
+		wg3                sync.WaitGroup
+		output, tempOutput string
+		outputMutex        sync.Mutex
+	)
+	return runner.RunEnglishNetworkTests(config, &wg3, &ptInfo, output, tempOutput, &outputMutex)
+}
+
+// RunEnglishSpeedTests 运行测速测试（英文模式）
+func RunEnglishSpeedTests(config *Config) string {
+	var (
+		output, tempOutput string
+		outputMutex        sync.Mutex
+	)
+	return runner.RunEnglishSpeedTests(config, output, tempOutput, &outputMutex)
+}
+
+// AppendTimeInfo 添加时间信息
+func AppendTimeInfo(config *Config, output string, startTime time.Time) string {
+	var (
+		tempOutput  string
+		outputMutex sync.Mutex
+	)
+	return runner.AppendTimeInfo(config, output, tempOutput, startTime, &outputMutex)
+}
+
+// HandleUploadResults 处理上传结果
+func HandleUploadResults(config *Config, output string) {
+	runner.HandleUploadResults(config, output)
+}
diff --git a/api/tests.go b/api/tests.go
new file mode 100644
index 00000000..700aac2a
--- /dev/null
+++ b/api/tests.go
@@ -0,0 +1,101 @@
+package api
+
+import (
+	"github.com/oneclickvirt/ecs/internal/tests"
+)
+
+// TestResult 测试结果结构
+type TestResult struct {
+	TestMethod string // 实际使用的测试方法
+	Output     string // 测试输出结果
+	Success    bool   // 是否成功
+	Error      error  // 错误信息
+}
+
+// CpuTest CPU测试公共接口
+// language: 语言 ("zh" 或 "en")
+// testMethod: 测试方法 ("sysbench" 或 "geekbench")
+// testThread: 线程模式 ("single" 或 "multi")
+// 返回: (实际测试方法, 测试结果)
+func CpuTest(language, testMethod, testThread string) (string, string) {
+	return tests.CpuTest(language, testMethod, testThread)
+}
+
+// MemoryTest 内存测试公共接口
+// language: 语言 ("zh" 或 "en")
+// testMethod: 测试方法 ("stream", "sysbench", "dd")
+// 返回: (实际测试方法, 测试结果)
+func MemoryTest(language, testMethod string) (string, string) {
+	return tests.MemoryTest(language, testMethod)
+}
+
+// DiskTest 硬盘测试公共接口
+// language: 语言 ("zh" 或 "en")
+// testMethod: 测试方法 ("fio" 或 "dd")
+// testPath: 测试路径
+// isMultiCheck: 是否多路径检测
+// autoChange: 是否自动切换方法
+// 返回: (实际测试方法, 测试结果)
+func DiskTest(language, testMethod, testPath string, isMultiCheck, autoChange bool) (string, string) {
+	return tests.DiskTest(language, testMethod, testPath, isMultiCheck, autoChange)
+}
+
+// MediaTest 流媒体解锁测试公共接口
+// language: 语言 ("zh" 或 "en")
+// 返回: 测试结果
+func MediaTest(language string) string {
+	return tests.MediaTest(language)
+}
+
+// SpeedTestShowHead 显示测速表头
+// language: 语言 ("zh" 或 "en")
+func SpeedTestShowHead(language string) {
+	tests.ShowHead(language)
+}
+
+// SpeedTestNearby 就近节点测速
+func SpeedTestNearby() {
+	tests.NearbySP()
+}
+
+// SpeedTestCustom 自定义测速
+// platform: 平台 ("cn" 或 "net")
+// operator: 运营商 ("cmcc", "cu", "ct", "global", "other" 等)
+// num: 测试节点数量
+// language: 语言 ("zh" 或 "en")
+func SpeedTestCustom(platform, operator string, num int, language string) {
+	tests.CustomSP(platform, operator, num, language)
+}
+
+// NextTrace3Check 三网路由追踪测试
+// language: 语言 ("zh" 或 "en")
+// location: 位置
+// checkType: 检测类型 ("ipv4", "ipv6")
+func NextTrace3Check(language, location, checkType string) {
+	tests.NextTrace3Check(language, location, checkType)
+}
+
+// UpstreamsCheck 上游及回程线路检测
+func UpstreamsCheck() {
+	tests.UpstreamsCheck()
+}
+
+// GetIPv4Address 获取当前IPv4地址
+func GetIPv4Address() string {
+	return tests.IPV4
+}
+
+// GetIPv6Address 获取当前IPv6地址
+func GetIPv6Address() string {
+	return tests.IPV6
+}
+
+// SetIPv4Address 设置IPv4地址（用于测试）
+func SetIPv4Address(ipv4 string) {
+	tests.IPV4 = ipv4
+}
+
+// SetIPv6Address 设置IPv6地址（用于测试）
+func SetIPv6Address(ipv6 string) {
+	tests.IPV6 = ipv6
+}
diff --git a/api/utils.go b/api/utils.go
new file mode 100644
index 00000000..946579ff
--- /dev/null
+++ b/api/utils.go
@@ -0,0 +1,91 @@
+package api
+
+import (
+	"time"
+
+	"github.com/oneclickvirt/ecs/utils"
+)
+
+// NetCheckResult 网络检查结果
+type NetCheckResult = utils.NetCheckResult
+
+// StatsResponse 统计信息响应
+type StatsResponse = utils.StatsResponse
+
+// GitHubRelease GitHub发布信息
+type GitHubRelease = utils.GitHubRelease
+
+// CheckPublicAccess 检查公网访问能力
+// timeout: 超时时间
+// 返回: 网络检查结果
+func CheckPublicAccess(timeout time.Duration) NetCheckResult {
+	return utils.CheckPublicAccess(timeout)
+}
+
+// GetGoescStats 获取goecs统计信息
+// 返回: (统计响应, 错误)
+func GetGoescStats() (*StatsResponse, error) {
+	return utils.GetGoescStats()
+}
+
+// GetLatestEcsRelease 获取最新的ECS版本信息
+// 返回: (GitHub发布信息, 错误)
+func GetLatestEcsRelease() (*GitHubRelease, error) {
+	return utils.GetLatestEcsRelease()
+}
+
+// PrintHead 打印程序头部信息
+// language: 语言 ("zh" 或 "en")
+// width: 显示宽度
+// version: 版本号
+func PrintHead(language string, width int, version string) {
+	utils.PrintHead(language, width, version)
+}
+
+// PrintCenteredTitle 打印居中标题
+// title: 标题文本
+// width: 显示宽度
+func PrintCenteredTitle(title string, width int) {
+	utils.PrintCenteredTitle(title, width)
+}
+
+// ProcessAndUpload 处理并上传结果
+// output: 输出内容
+// filePath: 文件路径
+// enableUpload: 是否启用上传
+// 返回: (HTTP URL, HTTPS URL)
+func ProcessAndUpload(output, filePath string, enableUpload bool) (string, string) {
+	return utils.ProcessAndUpload(output, filePath, enableUpload)
+}
+
+// BasicsAndSecurityCheck 基础信息和安全检查
+// language: 语言
+// checkType: 检查类型
+// securityTestStatus: 是否执行安全测试
+// 返回: (IPv4地址, IPv6地址, 基础信息, 安全信息, 检查类型)
+func BasicsAndSecurityCheck(language, checkType string, securityTestStatus bool) (string, string, string, string, string) {
+	return utils.BasicsAndSecurityCheck(language, checkType, securityTestStatus)
+}
+
+// OnlyBasicsIpInfo 仅获取基础IP信息
+// language: 语言
+// 返回: (IPv4地址, IPv6地址, IP信息)
+func OnlyBasicsIpInfo(language string) (string, string, string) {
+	return utils.OnlyBasicsIpInfo(language)
+}
+
+// FormatGoecsNumber 格式化数字显示
+// num: 数字
+// 返回: 格式化后的字符串
+func FormatGoecsNumber(num int) string {
+	return utils.FormatGoecsNumber(num)
+}
+
+// PrintAndCapture 打印并捕获输出
+// fn: 执行的函数
+// tempOutput: 临时输出
+// existingOutput: 现有输出
+// 返回: 捕获的输出
+func PrintAndCapture(fn func(), tempOutput, existingOutput string) string {
+	return utils.PrintAndCapture(fn, tempOutput, existingOutput)
+}