add test + documentation

README.md

@@ -30,6 +30,7 @@ MCP (Model Control Protocol) provides the easiest way to get started with Task M
 			"args": ["-y", "task-master-ai"],
 			"env": {
 				"ANTHROPIC_API_KEY": "YOUR_ANTHROPIC_API_KEY_HERE",
+				"ANTHROPIC_API_BASE_URL": "YOUR_CUSTOM_BASE_URL_HERE (optional)",
 				"PERPLEXITY_API_KEY": "YOUR_PERPLEXITY_API_KEY_HERE",
 				"MODEL": "claude-3-7-sonnet-20250219",
 				"PERPLEXITY_MODEL": "sonar-pro",

docs/configuration.md

@@ -8,6 +8,7 @@ Task Master can be configured through environment variables in a `.env` file at
 
 ## Optional Configuration
 
+- `ANTHROPIC_API_BASE_URL`: Optional custom base URL for Anthropic API (Example: `ANTHROPIC_API_BASE_URL=https://gcp-vertex.mydomain.com`)
 - `MODEL` (Default: `"claude-3-7-sonnet-20250219"`): Claude model to use (Example: `MODEL=claude-3-opus-20240229`)
 - `MAX_TOKENS` (Default: `"4000"`): Maximum tokens for responses (Example: `MAX_TOKENS=8000`)
 - `TEMPERATURE` (Default: `"0.7"`): Temperature for model responses (Example: `TEMPERATURE=0.5`)
@@ -27,6 +28,7 @@ Task Master can be configured through environment variables in a `.env` file at
 ANTHROPIC_API_KEY=sk-ant-api03-your-api-key
 
 # Optional - Claude Configuration
+ANTHROPIC_API_BASE_URL=https://gcp-vertex.mydomain.com
 MODEL=claude-3-7-sonnet-20250219
 MAX_TOKENS=4000
 TEMPERATURE=0.7

tests/unit/ai-client-utils.test.js

@@ -57,8 +57,32 @@ describe('AI Client Utilities', () => {
 	});
 
 	describe('getAnthropicClientForMCP', () => {
-		it('should initialize client with API key from session', () => {
+		it('should initialize client with API key and base URL from session', () => {
 			// Setup
+			const session = {
+				env: {
+					ANTHROPIC_API_KEY: 'test-key-from-session',
+					ANTHROPIC_API_BASE_URL: 'https://custom-api.example.com'
+				}
+			};
+			const mockLog = { error: jest.fn() };
+
+			// Execute
+			const client = getAnthropicClientForMCP(session, mockLog);
+
+			// Verify
+			expect(client).toBeDefined();
+			expect(client.messages.create).toBeDefined();
+			expect(mockLog.error).not.toHaveBeenCalled();
+			expect(Anthropic).toHaveBeenCalledWith(expect.objectContaining({
+				apiKey: 'test-key-from-session',
+				baseURL: 'https://custom-api.example.com'
+			}));
+		});
+
+		it('should initialize client with base URL from process.env when session URL is missing', () => {
+			// Setup
+			process.env.ANTHROPIC_API_BASE_URL = 'https://env-api.example.com';
 			const session = {
 				env: {
 					ANTHROPIC_API_KEY: 'test-key-from-session'
@@ -71,8 +95,31 @@ describe('AI Client Utilities', () => {
 
 			// Verify
 			expect(client).toBeDefined();
-			expect(client.messages.create).toBeDefined();
-			expect(mockLog.error).not.toHaveBeenCalled();
+			expect(Anthropic).toHaveBeenCalledWith(expect.objectContaining({
+				apiKey: 'test-key-from-session',
+				baseURL: 'https://env-api.example.com'
+			}));
+		});
+
+		it('should initialize client without base URL when not provided', () => {
+			// Setup
+			delete process.env.ANTHROPIC_API_BASE_URL;
+			const session = {
+				env: {
+					ANTHROPIC_API_KEY: 'test-key-from-session'
+				}
+			};
+			const mockLog = { error: jest.fn() };
+
+			// Execute
+			const client = getAnthropicClientForMCP(session, mockLog);
+
+			// Verify
+			expect(client).toBeDefined();
+			expect(Anthropic).toHaveBeenCalledWith(expect.objectContaining({
+				apiKey: 'test-key-from-session',
+				baseURL: undefined
+			}));
 		});
 
 		it('should fall back to process.env when session key is missing', () => {