feat(mcp): offer one-time Exa installation

src/assets/marketplace/mcps.yml

@@ -837,8 +837,7 @@ items:
         placeholder: your_esignatures_api_secret_token
   - id: exa
     name: Exa Search
-    description: Enables AI assistants to perform real-time web searches using Exa's AI Search API, providing structured
-      results with titles, URLs, and content snippets.
+    description: Enables AI assistants to search the web and fetch page content through Exa's free hosted MCP server.
     author: exa-labs
     url: https://github.com/exa-labs/exa-mcp-server
     tags:
@@ -847,51 +846,13 @@ items:
       - real-time-data
       - content-discovery
       - information-retrieval
-    prerequisites:
-      - Exa account
     content:
-      - name: NPX
-        prerequisites:
-          - Node.js
-        content: |
-          {
-            "command": "npx",
-            "args": ["-y", "exa-mcp-server"],
-            "env": {
-              "EXA_API_KEY": "{{EXA_API_KEY}}"
-            }
-          }
-      - name: NPX with Specific Tools
-        prerequisites:
-          - Node.js
+      - name: Hosted MCP
         content: |
           {
-            "command": "npx",
-            "args": ["-y", "exa-mcp-server", "--tools=web_search_exa,research_paper_search,company_research"],
-            "env": {
-              "EXA_API_KEY": "{{EXA_API_KEY}}"
-            }
-          }
-      - name: Remote MCP
-        prerequisites:
-          - Node.js
-        content: |
-          {
-            "command": "npx",
-            "args": ["-y", "mcp-remote", "https://mcp.exa.ai/mcp?exaApiKey={{EXA_API_KEY}}"]
-          }
-      - name: Smithery Installation
-        prerequisites:
-          - Node.js
-        content: |
-          {
-            "command": "npx",
-            "args": ["-y", "@smithery/cli", "install", "exa", "--client", "claude"]
+            "type": "streamable-http",
+            "url": "https://mcp.exa.ai/mcp"
           }
-    parameters:
-      - name: Exa API Key
-        key: EXA_API_KEY
-        placeholder: your_exa_api_key_here
   - id: figma-dev-mode
     name: Figma Dev Mode
     description: Brings Figma directly into your workflow by providing important design information and context to AI agents

src/core/webview/ClineProvider.ts

@@ -82,6 +82,7 @@ import WorkspaceTracker from "../../integrations/workspace/WorkspaceTracker"
 
 import { McpHub } from "../../services/mcp/McpHub"
 import { McpServerManager } from "../../services/mcp/McpServerManager"
+import { promptToInstallExaMcp } from "../../services/mcp/promptToInstallExaMcp"
 import { MarketplaceManager } from "../../services/marketplace"
 import { ShadowCheckpointService } from "../../services/checkpoints/ShadowCheckpointService"
 import { CodeIndexManager } from "../../services/code-index/manager"
@@ -356,9 +357,10 @@ export class ClineProvider
 
 		// Initialize MCP Hub through the singleton manager
 		McpServerManager.getInstance(this.context, this)
-			.then((hub) => {
+			.then(async (hub) => {
 				this.mcpHub = hub
 				this.mcpHub.registerClient()
+				await promptToInstallExaMcp(this.context, hub)
 			})
 			.catch((error) => {
 				this.log(`Failed to initialize MCP Hub: ${error}`)

src/i18n/locales/en/mcp.json

@@ -11,7 +11,8 @@
 		"disconnect_servers_partial": "Failed to disconnect {{count}} MCP server(s). Check the output for details.",
 		"toolNotFound": "Tool '{{toolName}}' does not exist on server '{{serverName}}'. Available tools: {{availableTools}}",
 		"serverNotFound": "MCP server '{{serverName}}' is not configured. Available servers: {{availableServers}}",
-		"toolDisabled": "Tool '{{toolName}}' on server '{{serverName}}' is disabled. Available enabled tools: {{availableTools}}"
+		"toolDisabled": "Tool '{{toolName}}' on server '{{serverName}}' is disabled. Available enabled tools: {{availableTools}}",
+		"exa_install_failed": "Failed to install Exa MCP: {{errorMessage}}"
 	},
 	"info": {
 		"server_restarting": "Restarting {{serverName}} MCP server...",
@@ -23,7 +24,10 @@
 		"already_refreshing": "MCP servers are already refreshing.",
 		"refreshing_all": "Refreshing all MCP servers...",
 		"all_refreshed": "All MCP servers have been refreshed.",
-		"project_config_deleted": "Project MCP configuration file deleted. All project MCP servers have been disconnected."
+		"project_config_deleted": "Project MCP configuration file deleted. All project MCP servers have been disconnected.",
+		"exa_install_prompt": "Install the free Exa MCP server to give Zoo web search and web fetching capabilities?",
+		"exa_install_action": "Install Exa MCP",
+		"exa_install_success": "Exa MCP installed successfully."
 	},
 	"oauth": {
 		"callback": {