diff --git a/.gitignore b/.gitignore
index 94d0e6b..79bed4d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,3 +3,8 @@
 aidocs/
 .mcp.json
 *.log
+mcphost
+.idea
+test/
+build/
+scripts/
\ No newline at end of file
diff --git a/README.md b/README.md
index 189b210..885cdca 100644
--- a/README.md
+++ b/README.md
@@ -112,11 +112,15 @@ mcphost -m openai:gpt-4
 ```
 
 ### Flags
+- `--anthropic-url string`: Base URL for Anthropic API (defaults to api.anthropic.com)
+- `--anthropic-api-key string`: Anthropic API key (can also be set via ANTHROPIC_API_KEY environment variable)
 - `--config string`: Config file location (default is $HOME/mcp.json)
 - `--debug`: Enable debug logging
 - `--message-window int`: Number of messages to keep in context (default: 10)
 - `-m, --model string`: Model to use (format: provider:model) (default "anthropic:claude-3-5-sonnet-latest")
 - `--openai-url string`: Base URL for OpenAI API (defaults to api.openai.com)
+- `--openai-api-key string`: OpenAI API key (can also be set via OPENAI_API_KEY environment variable)
+
 
 ### Interactive Commands
 
@@ -154,4 +158,4 @@ This project is licensed under the MIT License - see the [LICENSE](LICENSE) file
 
 - Thanks to the Anthropic team for Claude and the MCP specification
 - Thanks to the Ollama team for their local LLM runtime
-- Thanks to all contributors who have helped improve this tool
+- Thanks to all contributors who have helped improve this tool
\ No newline at end of file
diff --git a/cmd/root.go b/cmd/root.go
index acdfb47..9baa5f1 100644
--- a/cmd/root.go
+++ b/cmd/root.go
@@ -26,11 +26,14 @@ import (
 )
 
 var (
-	renderer      *glamour.TermRenderer
-	configFile    string
-	messageWindow int
-	modelFlag     string // New flag for model selection
-	openaiBaseURL string // Base URL for OpenAI API
+	renderer         *glamour.TermRenderer
+	configFile       string
+	messageWindow    int
+	modelFlag        string // New flag for model selection
+	openaiBaseURL    string // Base URL for OpenAI API
+	anthropicBaseURL string // Base URL for Anthropic API
+	openaiAPIKey     string
+	anthropicAPIKey  string
 )
 
 const (
@@ -79,8 +82,12 @@ func init() {
 	// Add debug flag
 	rootCmd.PersistentFlags().
 		BoolVar(&debugMode, "debug", false, "enable debug logging")
-	rootCmd.PersistentFlags().
-		StringVar(&openaiBaseURL, "openai-url", "", "base URL for OpenAI API (defaults to api.openai.com)")
+
+	flags := rootCmd.PersistentFlags()
+	flags.StringVar(&openaiBaseURL, "openai-url", "", "base URL for OpenAI API (defaults to api.openai.com)")
+	flags.StringVar(&anthropicBaseURL, "anthropic-url", "", "base URL for Anthropic API (defaults to api.anthropic.com)")
+	flags.StringVar(&openaiAPIKey, "openai-api-key", "", "OpenAI API key")
+	flags.StringVar(&anthropicAPIKey, "anthropic-api-key", "", "Anthropic API key")
 }
 
 // Add new function to create provider
@@ -98,22 +105,30 @@ func createProvider(modelString string) (llm.Provider, error) {
 
 	switch provider {
 	case "anthropic":
-		apiKey := os.Getenv("ANTHROPIC_API_KEY")
+		apiKey := anthropicAPIKey
+		if apiKey == "" {
+			apiKey = os.Getenv("ANTHROPIC_API_KEY")
+		}
+
 		if apiKey == "" {
 			return nil, fmt.Errorf(
-				"ANTHROPIC_API_KEY environment variable not set",
+				"Anthropic API key not provided. Use --anthropic-api-key flag or ANTHROPIC_API_KEY environment variable",
 			)
 		}
-		return anthropic.NewProvider(apiKey), nil
+		return anthropic.NewProvider(apiKey, anthropicBaseURL, model), nil
 
 	case "ollama":
 		return ollama.NewProvider(model)
 
 	case "openai":
-		apiKey := os.Getenv("OPENAI_API_KEY")
+		apiKey := openaiAPIKey
+		if apiKey == "" {
+			apiKey = os.Getenv("OPENAI_API_KEY")
+		}
+
 		if apiKey == "" {
 			return nil, fmt.Errorf(
-				"OPENAI_API_KEY environment variable not set",
+				"OpenAI API key not provided. Use --openai-api-key flag or OPENAI_API_KEY environment variable",
 			)
 		}
 		return openai.NewProvider(apiKey, openaiBaseURL, model), nil
diff --git a/pkg/llm/anthropic/client.go b/pkg/llm/anthropic/client.go
index 6e35200..f9c260d 100644
--- a/pkg/llm/anthropic/client.go
+++ b/pkg/llm/anthropic/client.go
@@ -6,17 +6,25 @@ import (
 	"encoding/json"
 	"fmt"
 	"net/http"
+	"strings"
 )
 
 type Client struct {
-	apiKey string
-	client *http.Client
+	apiKey  string
+	client  *http.Client
+	baseURL string
 }
 
-func NewClient(apiKey string) *Client {
+func NewClient(apiKey string, baseURL string) *Client {
+	if baseURL == "" {
+		baseURL = "https://api.anthropic.com/v1"
+	} else if !strings.HasSuffix(baseURL, "/v1") {
+		baseURL = strings.TrimSuffix(baseURL, "/") + "/v1"
+	}
 	return &Client{
-		apiKey: apiKey,
-		client: &http.Client{},
+		apiKey:  apiKey,
+		baseURL: baseURL,
+		client:  &http.Client{},
 	}
 }
 
@@ -26,7 +34,7 @@ func (c *Client) CreateMessage(ctx context.Context, req CreateRequest) (*APIMess
 		return nil, fmt.Errorf("error marshaling request: %w", err)
 	}
 
-	httpReq, err := http.NewRequestWithContext(ctx, "POST", "https://api.anthropic.com/v1/messages", bytes.NewReader(body))
+	httpReq, err := http.NewRequestWithContext(ctx, "POST", fmt.Sprintf("%s/messages", c.baseURL), bytes.NewReader(body))
 	if err != nil {
 		return nil, fmt.Errorf("error creating request: %w", err)
 	}
diff --git a/pkg/llm/anthropic/provider.go b/pkg/llm/anthropic/provider.go
index 9897635..75b395e 100644
--- a/pkg/llm/anthropic/provider.go
+++ b/pkg/llm/anthropic/provider.go
@@ -16,10 +16,13 @@ type Provider struct {
 	model  string
 }
 
-func NewProvider(apiKey string) *Provider {
+func NewProvider(apiKey string, baseURL string, model string) *Provider {
+	if model == "" {
+		model = "claude-3-5-sonnet-20240620" // 默认模型
+	}
 	return &Provider{
-		client: NewClient(apiKey),
-		model:  "claude-3-5-sonnet-20240620",
+		client: NewClient(apiKey, baseURL),
+		model:  model,
 	}
 }
 
diff --git a/pkg/llm/openai/client.go b/pkg/llm/openai/client.go
index 88c2d0d..f6790c3 100644
--- a/pkg/llm/openai/client.go
+++ b/pkg/llm/openai/client.go
@@ -6,6 +6,7 @@ import (
 	"encoding/json"
 	"fmt"
 	"net/http"
+	"strings"
 )
 
 type Client struct {
@@ -17,6 +18,8 @@ type Client struct {
 func NewClient(apiKey string, baseURL string) *Client {
 	if baseURL == "" {
 		baseURL = "https://api.openai.com/v1"
+	} else if !strings.HasSuffix(baseURL, "/v1") {
+		baseURL = strings.TrimSuffix(baseURL, "/") + "/v1"
 	}
 	return &Client{
 		apiKey:  apiKey,