fix: use /sse for cursor (#121)

Author: joshsny

src/steps/add-mcp-server-to-clients/MCPClient.ts

@@ -36,6 +36,13 @@ export abstract class DefaultMCPClient extends MCPClient {
   }
 
   async addServer(apiKey: string): Promise<{ success: boolean }> {
+    return this._addServerType(apiKey, 'streamable-http');
+  }
+
+  async _addServerType(
+    apiKey: string,
+    type: 'sse' | 'streamable-http',
+  ): Promise<{ success: boolean }> {
     try {
       const configPath = await this.getConfigPath();
       const configDir = path.dirname(configPath);
@@ -44,7 +51,7 @@ export abstract class DefaultMCPClient extends MCPClient {
 
       const newServerConfig = {
         mcpServers: {
-          posthog: getDefaultServerConfig(apiKey),
+          posthog: getDefaultServerConfig(apiKey, type),
         },
       };
 

src/steps/add-mcp-server-to-clients/clients/__tests__/claude.test.ts

@@ -324,7 +324,10 @@ describe('ClaudeMCPClient', () => {
 
       await client.addServer(mockApiKey);
 
-      expect(getDefaultServerConfigMock).toHaveBeenCalledWith(mockApiKey);
+      expect(getDefaultServerConfigMock).toHaveBeenCalledWith(
+        mockApiKey,
+        'streamable-http',
+      );
     });
   });
 

src/steps/add-mcp-server-to-clients/clients/cursor.ts

@@ -24,4 +24,8 @@ export class CursorMCPClient extends DefaultMCPClient {
   async getConfigPath(): Promise<string> {
     return Promise.resolve(path.join(os.homedir(), '.cursor', 'mcp.json'));
   }
+
+  async addServer(apiKey: string): Promise<{ success: boolean }> {
+    return this._addServerType(apiKey, 'sse');
+  }
 }

src/steps/add-mcp-server-to-clients/defaults.ts

@@ -13,12 +13,17 @@ export const DefaultMCPClientConfig = z
   })
   .passthrough();
 
-export const getDefaultServerConfig = (apiKey: string) => ({
+type MCPServerType = 'sse' | 'streamable-http';
+
+export const getDefaultServerConfig = (
+  apiKey: string,
+  type: MCPServerType,
+) => ({
   command: 'npx',
   args: [
     '-y',
     'mcp-remote@latest',
-    'https://mcp.posthog.com/mcp',
+    `https://mcp.posthog.com/${type === 'sse' ? 'sse' : 'mcp'}`,
     '--header',
     `Authorization:\${POSTHOG_AUTH_HEADER}`,
   ],