chore: @modelcontextprotocol/sdk als Abhängigkeit hinzugefügt
This commit is contained in:
sebseb7
99
README.md
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99
README.md
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@@ -0,0 +1,99 @@
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# Search Agent
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An intelligent search service with REST API, CLI, and MCP server interfaces.
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## Features
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- **REST API**: Full-featured HTTP API with streaming support
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- **CLI**: Command-line interface for quick searches
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- **MCP Server**: Model Context Protocol server for integration with AI assistants
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## Installation
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```bash
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npm install
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```
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## Usage
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### REST API Server
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```bash
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npm run serve
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```
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The server will start at `http://localhost:3000`.
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### CLI
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```bash
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npm run search "Your question here"
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```
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### MCP Server
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```bash
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npm run mcp
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```
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## MCP Configuration
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To use the search agent as an MCP server in your AI assistant, add this to your configuration:
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### Claude Desktop
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Add to `claude_desktop_config.json`:
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```json
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{
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"mcpServers": {
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"search-agent": {
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"command": "node",
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"args": ["/path/to/searchAgent/mcpServer.js"],
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"env": {
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"EXA_API_KEY": "your-exa-api-key",
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"OPENROUTER_API_KEY": "your-openrouter-api-key"
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}
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}
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}
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}
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```
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### Other MCP Clients
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For other MCP clients, configure the command as:
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- Command: `node`
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- Args: `["/path/to/searchAgent/mcpServer.js"]`
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- Environment variables: `EXA_API_KEY` and `OPENROUTER_API_KEY`
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## Available MCP Tools
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### search
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Search for information and return a summarized answer with sources.
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**Parameters:**
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- `question` (required): The question or topic to search for
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- `previousClarification` (optional): Previous clarification from the user if the question needed refinement
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- `originalQuestion` (optional): The original question if this is a follow-up
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**Example:**
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```json
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{
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"name": "search",
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"arguments": {
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"question": "What are the latest developments in AI?"
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}
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}
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```
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## Environment Variables
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Required:
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- `EXA_API_KEY`: Your Exa API key
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- `OPENROUTER_API_KEY`: Your OpenRouter API key
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Optional:
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- `PORT`: Port for REST server (default: 3000)
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- `HOST`: Host for REST server (default: 0.0.0.0)
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- `MAINTENANCE_MODE`: Set to "true" to enable maintenance mode
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11
mcpServer.js
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11
mcpServer.js
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@@ -0,0 +1,11 @@
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#!/home/seb/.nvm/versions/node/v22.15.1/bin/node
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import dotenv from 'dotenv';
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import { startMCPServer } from './src/mcpServer.js';
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// Load environment variables from .env file
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dotenv.config();
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startMCPServer().catch((error) => {
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console.error('Failed to start MCP server:', error);
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process.exit(1);
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});
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295
package-lock.json
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295
package-lock.json
generated
@@ -9,6 +9,7 @@
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"version": "1.0.0",
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"license": "ISC",
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"dependencies": {
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"@modelcontextprotocol/sdk": "^1.0.4",
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"@openrouter/sdk": "^0.11.2",
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"chalk": "^5.6.2",
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"dotenv": "^17.2.3",
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@@ -17,6 +18,58 @@
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"tiktoken": "^1.0.22"
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}
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},
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"hono": "^4"
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},
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"node_modules/@modelcontextprotocol/sdk": {
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"version": "1.29.0",
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"express": "^5.2.1",
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"express-rate-limit": "^8.2.1",
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"hono": "^4.11.4",
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"jose": "^6.1.3",
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"json-schema-typed": "^8.0.2",
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"pkce-challenge": "^5.0.0",
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"raw-body": "^3.0.0",
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"zod": {
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"optional": false
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}
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}
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},
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"node_modules/@openrouter/sdk": {
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"version": "0.11.2",
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"resolved": "https://registry.npmjs.org/@openrouter/sdk/-/sdk-0.11.2.tgz",
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@@ -40,6 +93,39 @@
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"url": "https://github.com/sponsors/epoberezkin"
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|
||||
"resolved": "https://registry.npmjs.org/math-intrinsics/-/math-intrinsics-1.1.0.tgz",
|
||||
@@ -611,6 +834,15 @@
|
||||
}
|
||||
}
|
||||
},
|
||||
"node_modules/object-assign": {
|
||||
"version": "4.1.1",
|
||||
"resolved": "https://registry.npmjs.org/object-assign/-/object-assign-4.1.1.tgz",
|
||||
"integrity": "sha512-rJgTQnkUnH1sFw8yT6VSU3zD3sWmu6sZhIseY8VX+GRu3P6F7Fu+JNDoXfklElbLJSnc3FUQHVe4cU5hj+BcUg==",
|
||||
"license": "MIT",
|
||||
"engines": {
|
||||
"node": ">=0.10.0"
|
||||
}
|
||||
},
|
||||
"node_modules/object-inspect": {
|
||||
"version": "1.13.4",
|
||||
"resolved": "https://registry.npmjs.org/object-inspect/-/object-inspect-1.13.4.tgz",
|
||||
@@ -674,6 +906,15 @@
|
||||
"node": ">= 0.8"
|
||||
}
|
||||
},
|
||||
"node_modules/path-key": {
|
||||
"version": "3.1.1",
|
||||
"resolved": "https://registry.npmjs.org/path-key/-/path-key-3.1.1.tgz",
|
||||
"integrity": "sha512-ojmeN0qd+y0jszEtoY48r0Peq5dwMEkIlCOu6Q5f41lfkswXuKtYrhgoTpLnyIcHm24Uhqx+5Tqm2InSwLhE6Q==",
|
||||
"license": "MIT",
|
||||
"engines": {
|
||||
"node": ">=8"
|
||||
}
|
||||
},
|
||||
"node_modules/path-to-regexp": {
|
||||
"version": "8.4.2",
|
||||
"resolved": "https://registry.npmjs.org/path-to-regexp/-/path-to-regexp-8.4.2.tgz",
|
||||
@@ -684,6 +925,15 @@
|
||||
"url": "https://opencollective.com/express"
|
||||
}
|
||||
},
|
||||
"node_modules/pkce-challenge": {
|
||||
"version": "5.0.1",
|
||||
"resolved": "https://registry.npmjs.org/pkce-challenge/-/pkce-challenge-5.0.1.tgz",
|
||||
"integrity": "sha512-wQ0b/W4Fr01qtpHlqSqspcj3EhBvimsdh0KlHhH8HRZnMsEa0ea2fTULOXOS9ccQr3om+GcGRk4e+isrZWV8qQ==",
|
||||
"license": "MIT",
|
||||
"engines": {
|
||||
"node": ">=16.20.0"
|
||||
}
|
||||
},
|
||||
"node_modules/proxy-addr": {
|
||||
"version": "2.0.7",
|
||||
"resolved": "https://registry.npmjs.org/proxy-addr/-/proxy-addr-2.0.7.tgz",
|
||||
@@ -736,6 +986,15 @@
|
||||
"node": ">= 0.10"
|
||||
}
|
||||
},
|
||||
"node_modules/require-from-string": {
|
||||
"version": "2.0.2",
|
||||
"resolved": "https://registry.npmjs.org/require-from-string/-/require-from-string-2.0.2.tgz",
|
||||
"integrity": "sha512-Xf0nWe6RseziFMu+Ap9biiUbmplq6S9/p+7w7YXP/JBHhrUDDUhwa+vANyubuqfZWTveU//DYVGsDG7RKL/vEw==",
|
||||
"license": "MIT",
|
||||
"engines": {
|
||||
"node": ">=0.10.0"
|
||||
}
|
||||
},
|
||||
"node_modules/router": {
|
||||
"version": "2.2.0",
|
||||
"resolved": "https://registry.npmjs.org/router/-/router-2.2.0.tgz",
|
||||
@@ -809,6 +1068,27 @@
|
||||
"integrity": "sha512-E5LDX7Wrp85Kil5bhZv46j8jOeboKq5JMmYM3gVGdGH8xFpPWXUMsNrlODCrkoxMEeNi/XZIwuRvY4XNwYMJpw==",
|
||||
"license": "ISC"
|
||||
},
|
||||
"node_modules/shebang-command": {
|
||||
"version": "2.0.0",
|
||||
"resolved": "https://registry.npmjs.org/shebang-command/-/shebang-command-2.0.0.tgz",
|
||||
"integrity": "sha512-kHxr2zZpYtdmrN1qDjrrX/Z1rR1kG8Dx+gkpK1G4eXmvXswmcE1hTWBWYUzlraYw1/yZp6YuDY77YtvbN0dmDA==",
|
||||
"license": "MIT",
|
||||
"dependencies": {
|
||||
"shebang-regex": "^3.0.0"
|
||||
},
|
||||
"engines": {
|
||||
"node": ">=8"
|
||||
}
|
||||
},
|
||||
"node_modules/shebang-regex": {
|
||||
"version": "3.0.0",
|
||||
"resolved": "https://registry.npmjs.org/shebang-regex/-/shebang-regex-3.0.0.tgz",
|
||||
"integrity": "sha512-7++dFhtcx3353uBaq8DDR4NuxBetBzC7ZQOhmTQInHEd6bSrXdiEyzCvG07Z44UYdLShWUyXt5M/yhz8ekcb1A==",
|
||||
"license": "MIT",
|
||||
"engines": {
|
||||
"node": ">=8"
|
||||
}
|
||||
},
|
||||
"node_modules/side-channel": {
|
||||
"version": "1.1.0",
|
||||
"resolved": "https://registry.npmjs.org/side-channel/-/side-channel-1.1.0.tgz",
|
||||
@@ -959,6 +1239,21 @@
|
||||
"webidl-conversions": "^3.0.0"
|
||||
}
|
||||
},
|
||||
"node_modules/which": {
|
||||
"version": "2.0.2",
|
||||
"resolved": "https://registry.npmjs.org/which/-/which-2.0.2.tgz",
|
||||
"integrity": "sha512-BLI3Tl1TW3Pvl70l3yq3Y64i+awpwXqsGBYWkkqMtnbXgrMD+yj7rhW0kuEDxzJaYXGjEW5ogapKNMEKNMjibA==",
|
||||
"license": "ISC",
|
||||
"dependencies": {
|
||||
"isexe": "^2.0.0"
|
||||
},
|
||||
"bin": {
|
||||
"node-which": "bin/node-which"
|
||||
},
|
||||
"engines": {
|
||||
"node": ">= 8"
|
||||
}
|
||||
},
|
||||
"node_modules/wrappy": {
|
||||
"version": "1.0.2",
|
||||
"resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
|
||||
|
||||
@@ -6,12 +6,14 @@
|
||||
"scripts": {
|
||||
"serve": "node restSearch.js",
|
||||
"search": "node searchCLI.js",
|
||||
"mcp": "node mcpServer.js",
|
||||
"test": "echo \"Error: no test specified\" && exit 1"
|
||||
},
|
||||
"author": "",
|
||||
"license": "ISC",
|
||||
"description": "",
|
||||
"dependencies": {
|
||||
"@modelcontextprotocol/sdk": "^1.0.4",
|
||||
"@openrouter/sdk": "^0.11.2",
|
||||
"chalk": "^5.6.2",
|
||||
"dotenv": "^17.2.3",
|
||||
|
||||
@@ -545,7 +545,7 @@
|
||||
<!-- Example Queries - Moved to top -->
|
||||
<div class="example-queries" style="margin-top: 0; padding-top: 0; border-top: none; margin-bottom: 20px;">
|
||||
<h3>Beispiel Anfragen:</h3>
|
||||
<button class="example-btn" onclick="setExample('Wie ist die Lage im Iran?')">Lage im Iran</button>
|
||||
<button class="example-btn" onclick="setExample('Wie ist die aktuelle Nachrichten Lage im Iran?')">Lage im Iran</button>
|
||||
<button class="example-btn" onclick="setExample('Welche KI Modelle wurden in den letzten Tagen veröffentlicht?')">Neue KI-Modelle</button>
|
||||
<button class="example-btn" onclick="setExample('Wie ist das Wetter in Dresden?')">Wetter in Dresden</button>
|
||||
<button class="example-btn" onclick="setExample('Was ist neu in React 19.2?')">React 19.2</button>
|
||||
|
||||
124
src/mcpServer.js
Normal file
124
src/mcpServer.js
Normal file
@@ -0,0 +1,124 @@
|
||||
import { Server } from '@modelcontextprotocol/sdk/server/index.js';
|
||||
import { StdioServerTransport } from '@modelcontextprotocol/sdk/server/stdio.js';
|
||||
import {
|
||||
CallToolRequestSchema,
|
||||
ListToolsRequestSchema,
|
||||
} from '@modelcontextprotocol/sdk/types.js';
|
||||
import { createClients } from './clients.js';
|
||||
import { getConfig, validateConfig } from './config/env.js';
|
||||
import { createSearchService } from './services/searchService.js';
|
||||
|
||||
function createSimpleBroadcast() {
|
||||
return (message, type = 'info', data = null) => {
|
||||
// Log to stderr so it doesn't interfere with MCP protocol on stdout
|
||||
const timestamp = new Date().toLocaleTimeString();
|
||||
const prefix = type === 'error' ? '❌' : type === 'warning' ? '⚠️' : type === 'success' ? '✅' : 'ℹ️';
|
||||
console.error(`[${timestamp}] ${prefix} ${message}`);
|
||||
};
|
||||
}
|
||||
|
||||
export async function startMCPServer() {
|
||||
const config = getConfig();
|
||||
validateConfig(config);
|
||||
|
||||
const clients = createClients(config);
|
||||
const broadcast = createSimpleBroadcast();
|
||||
const searchService = createSearchService({
|
||||
...clients,
|
||||
broadcast,
|
||||
});
|
||||
|
||||
const server = new Server(
|
||||
{
|
||||
name: 'search-agent',
|
||||
version: '1.0.0',
|
||||
},
|
||||
{
|
||||
capabilities: {
|
||||
tools: {},
|
||||
},
|
||||
},
|
||||
);
|
||||
|
||||
// Handler for listing available tools
|
||||
server.setRequestHandler(ListToolsRequestSchema, async () => {
|
||||
return {
|
||||
tools: [
|
||||
{
|
||||
name: 'search',
|
||||
description: 'Deep Web Research',
|
||||
inputSchema: {
|
||||
type: 'object',
|
||||
properties: {
|
||||
question: {
|
||||
type: 'string',
|
||||
description: 'The question or topic to search for',
|
||||
},
|
||||
previousClarification: {
|
||||
type: 'string',
|
||||
description: 'Optional: Previous clarification from the user if the question needed refinement',
|
||||
},
|
||||
originalQuestion: {
|
||||
type: 'string',
|
||||
description: 'Optional: The original question if this is a follow-up',
|
||||
},
|
||||
},
|
||||
required: ['question'],
|
||||
},
|
||||
},
|
||||
],
|
||||
};
|
||||
});
|
||||
|
||||
// Handler for calling tools
|
||||
server.setRequestHandler(CallToolRequestSchema, async (request) => {
|
||||
const { name, arguments: args } = request.params;
|
||||
|
||||
if (name !== 'search') {
|
||||
throw new Error(`Unknown tool: ${name}`);
|
||||
}
|
||||
|
||||
const { question, previousClarification, originalQuestion } = args;
|
||||
|
||||
if (!question) {
|
||||
throw new Error('Missing required parameter: question');
|
||||
}
|
||||
|
||||
try {
|
||||
broadcast(`MCP: Starting search for: "${question}"`, 'info');
|
||||
|
||||
const result = await searchService.search(question, previousClarification, originalQuestion);
|
||||
|
||||
broadcast('MCP: Search completed successfully', 'success');
|
||||
|
||||
// Return the result in a structured format
|
||||
return {
|
||||
content: [
|
||||
{
|
||||
type: 'text',
|
||||
text: result.fullAnswerHTMLSnippet || 'No answer generated',
|
||||
},
|
||||
],
|
||||
isError: false,
|
||||
};
|
||||
} catch (error) {
|
||||
broadcast(`MCP: Error: ${error.message}`, 'error');
|
||||
|
||||
return {
|
||||
content: [
|
||||
{
|
||||
type: 'text',
|
||||
text: `Error: ${error.message}`,
|
||||
},
|
||||
],
|
||||
isError: true,
|
||||
};
|
||||
}
|
||||
});
|
||||
|
||||
// Start the server with stdio transport
|
||||
const transport = new StdioServerTransport();
|
||||
await server.connect(transport);
|
||||
|
||||
console.error('🔌 MCP Search Agent server running on stdio');
|
||||
}
|
||||
@@ -129,7 +129,7 @@ export async function rephraseQuestion({ question, previousClarification, origin
|
||||
The user has provided this clarification "${previousClarification}" to the original question: ` + originalQuestion;
|
||||
|
||||
const params = {
|
||||
model: 'openai/gpt-5.4-mini',
|
||||
model: 'z-ai/glm-4.7:nitro',
|
||||
messages: [
|
||||
{ role: 'system', content: prompt },
|
||||
{ role: 'user', content: question },
|
||||
@@ -173,7 +173,7 @@ export async function rephraseQuestion({ question, previousClarification, origin
|
||||
`;
|
||||
|
||||
const params = {
|
||||
model: 'openai/gpt-5.4-mini',
|
||||
model: 'z-ai/glm-4.7:nitro',
|
||||
messages: [
|
||||
{ role: 'system', content: prompt },
|
||||
{ role: 'user', content: question },
|
||||
@@ -258,16 +258,14 @@ export async function summarizeFinalAnswer({ openrouter, text, question }) {
|
||||
const enrichmentPrompt = `
|
||||
You are a content formatter. Take the following summary and enrich it with emojis and HTML tags.
|
||||
Allowed tags: <b>, <i>, <u>, <pre>, <ul>, <li>, <span style="color:...">, <p>, <div>, <hr/>
|
||||
Make it visually appealing and easy to read. Keep the same language as the original summary.
|
||||
Summary to enrich:
|
||||
${summaryData.data.summary}
|
||||
Make it visually appealing and easy to read.
|
||||
`;
|
||||
|
||||
const enrichmentParams = {
|
||||
model: 'kwaipilot/kat-coder-pro-v2',
|
||||
model: 'qwen/qwen3-235b-a22b-2507:nitro',
|
||||
messages: [
|
||||
{ role: 'system', content: enrichmentPrompt },
|
||||
{ role: 'user', content: 'Please enrich the summary with HTML tags and emojis.' },
|
||||
{ role: 'user', content: summaryData.data.summary },
|
||||
],
|
||||
reasoning: { effort: 'low' },
|
||||
response_format: {
|
||||
@@ -314,7 +312,7 @@ export async function summarizeFinalAnswer({ openrouter, text, question }) {
|
||||
},
|
||||
{
|
||||
name: 'enrichment',
|
||||
model: 'kwaipilot/kat-coder-pro-v2',
|
||||
model: 'qwen/qwen3-235b-a22b-2507:nitro',
|
||||
cost: enrichmentData.cost,
|
||||
promptTokens: enrichmentData.prompt_tokens,
|
||||
completionTokens: enrichmentData.completion_tokens,
|
||||
|
||||
@@ -147,7 +147,7 @@ export function createSearchService({ exa, openrouter, broadcast }) {
|
||||
amount: rephraseResult.cost,
|
||||
prompt_tokens: rephraseResult.prompt_tokens,
|
||||
completion_tokens: rephraseResult.completion_tokens,
|
||||
model: 'openai/gpt-5.4-mini'
|
||||
model: 'z-ai/glm-4.7:nitro'
|
||||
});
|
||||
} catch (error) {
|
||||
throw new SearchServiceError('Failed to generate summary', 500, error);
|
||||
|
||||
Reference in New Issue
Block a user