import { Server } from '@modelcontextprotocol/sdk/server/index.js';
import { StdioServerTransport } from '@modelcontextprotocol/sdk/server/stdio.js';
import {
CallToolRequestSchema,
ListToolsRequestSchema,
} from '@modelcontextprotocol/sdk/types.js';
const API_KEY = process.env.SYNTHETIC_API_KEY;
if (!API_KEY) {
console.error('ERROR: SYNTHETIC_API_KEY environment variable is required');
process.exit(1);
}
// Create server instance
const server = new Server(
{
name: 'synthetic-web-search-server',
version: '0.1.0',
},
{
capabilities: {
tools: {},
},
}
);
// List tools handler
server.setRequestHandler(ListToolsRequestSchema, async () => {
return {
tools: [
{
name: 'search_web',
description: 'Search the web using Synthetic API',
inputSchema: {
type: 'object',
properties: {
query: {
type: 'string',
description: 'Search query string',
},
},
required: ['query'],
},
},
],
};
});
// Call tool handler
server.setRequestHandler(CallToolRequestSchema, async (request) => {
if (request.params.name === 'search_web') {
const query = request.params.arguments?.query as string;
if (!query) {
throw new Error('Query parameter is required');
}
const response = await fetch('https://api.synthetic.new/v2/search', {
method: 'POST',
headers: {
'Authorization': `Bearer ${API_KEY}`,
'Content-Type': 'application/json',
},
body: JSON.stringify({ query }),
});
if (!response.ok) {
const errorText = await response.text();
throw new Error(`Synthetic API error: ${response.status} ${response.statusText} - ${errorText}`);
}
const data = await response.json();
return {
content: [
{
type: 'text',
text: JSON.stringify(data.results, null, 2),
},
],
};
}
throw new Error('Unknown tool: ' + request.params.name);
});
// Start server
async function main() {
const transport = new StdioServerTransport();
await server.connect(transport);
console.error('Synthetic Web Search MCP Server running on stdio');
}
main().catch(console.error);
