Close MCP Server for Vercel AI SDKGive Vercel AI SDK instant access to 6 tools to Create Lead, Get Current User, Get Lead Details, and more
The Vercel AI SDK is the TypeScript toolkit for building AI-powered applications. Connect Close through Vinkius and every tool is available as a typed function. ready for React Server Components, API routes, or any Node.js backend.
Ask AI about this App Connector for Vercel AI SDK
The Close app connector for Vercel AI SDK is a standout in the Communication Messaging category — giving your AI agent 6 tools to work with, ready to go from day one.
Vinkius delivers Streamable HTTP and SSE to any MCP client
import { createMCPClient } from "@ai-sdk/mcp";
import { generateText } from "ai";
import { openai } from "@ai-sdk/openai";
async function main() {
const mcpClient = await createMCPClient({
transport: {
type: "http",
// Your Vinkius token. get it at cloud.vinkius.com
url: "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp",
},
});
try {
const tools = await mcpClient.tools();
const { text } = await generateText({
model: openai("gpt-4o"),
tools,
prompt: "Using Close, list all available capabilities.",
});
console.log(text);
} finally {
await mcpClient.close();
}
}
main();
* Every MCP server runs on Vinkius-managed infrastructure inside AWS - a purpose-built runtime with per-request V8 isolates, Ed25519 signed audit chains, and sub-40ms cold starts optimized for native MCP execution. See our infrastructure
About Close MCP Server
Connect your Close CRM account to any AI agent and take full control of your sales workflows through natural conversation.
The Vercel AI SDK gives every Close tool full TypeScript type inference, IDE autocomplete, and compile-time error checking. Connect 6 tools through Vinkius and stream results progressively to React, Svelte, or Vue components. works on Edge Functions, Cloudflare Workers, and any Node.js runtime.
What you can do
- Lead Management — List all leads in your pipeline and retrieve full company profiles with contacts, custom fields, and activity history
- Lead Creation — Add new leads directly from conversation, including company name and website URL
- Opportunity Tracking — Monitor your active deals with stage, value, and expected close dates
- Task Management — Review pending and completed CRM tasks to stay on top of follow-ups
- User Context — Retrieve your authenticated user profile to understand your current permissions and role
The Close MCP Server exposes 6 tools through the Vinkius. Connect it to Vercel AI SDK in under two minutes — no API keys to rotate, no infrastructure to provision, no vendor lock-in. Your configuration, your data, your control.
All 6 Close tools available for Vercel AI SDK
When Vercel AI SDK connects to Close through Vinkius, your AI agent gets direct access to every tool listed below — spanning lead-management, pipeline-tracking, inside-sales, and more. Every call is secured with network, filesystem, subprocess, and code evaluation entitlements inside a sandboxed runtime. Beyond a simple connection, you get a full AI Gateway with real-time visibility into agent activity, enterprise governance, and optimized token usage.
Create a new lead
Get information about the authenticated API user
Get details of a specific lead
List CRM tasks
List all leads in Close CRM
List sales opportunities
Connect Close to Vercel AI SDK via MCP
Follow these steps to wire Close into Vercel AI SDK. The entire setup takes under two minutes — your credentials stay safe behind the Vinkius.
Install dependencies
npm install @ai-sdk/mcp ai @ai-sdk/openaiReplace the token
[YOUR_TOKEN_HERE] with your Vinkius tokenRun the script
agent.ts and run with npx tsx agent.tsExplore tools
Why Use Vercel AI SDK with the Close MCP Server
Vercel AI SDK provides unique advantages when paired with Close through the Model Context Protocol.
TypeScript-first: every MCP tool gets full type inference, IDE autocomplete, and compile-time error checking out of the box
Framework-agnostic core works with Next.js, Nuxt, SvelteKit, or any Node.js runtime. same Close integration everywhere
Built-in streaming UI primitives let you display Close tool results progressively in React, Svelte, or Vue components
Edge-compatible: the AI SDK runs on Vercel Edge Functions, Cloudflare Workers, and other edge runtimes for minimal latency
Close + Vercel AI SDK Use Cases
Practical scenarios where Vercel AI SDK combined with the Close MCP Server delivers measurable value.
AI-powered web apps: build dashboards that query Close in real-time and stream results to the UI with zero loading states
API backends: create serverless endpoints that orchestrate Close tools and return structured JSON responses to any frontend
Chatbots with tool use: embed Close capabilities into conversational interfaces with streaming responses and tool call visibility
Internal tools: build admin panels where team members interact with Close through natural language queries
Example Prompts for Close in Vercel AI SDK
Ready-to-use prompts you can give your Vercel AI SDK agent to start working with Close immediately.
"List all my leads in Close and highlight the ones added this week."
"Create a new lead for the company 'Nordic AI Labs' with their website nordicailabs.com."
"Show my active sales opportunities and any overdue tasks I need to handle."
Troubleshooting Close MCP Server with Vercel AI SDK
Common issues when connecting Close to Vercel AI SDK through the Vinkius, and how to resolve them.
createMCPClient is not a function
npm install @ai-sdk/mcpClose + Vercel AI SDK FAQ
Common questions about integrating Close MCP Server with Vercel AI SDK.
How does the Vercel AI SDK connect to MCP servers?
createMCPClient from @ai-sdk/mcp and pass the server URL. The SDK discovers all tools and provides typed TypeScript interfaces for each one.Can I use MCP tools in Edge Functions?
Does it support streaming tool results?
useChat and streamText that handle tool calls and display results progressively in the UI.