Twelve Data MCP Server for Vercel AI SDK 16 tools — connect in under 2 minutes
The Vercel AI SDK is the TypeScript toolkit for building AI-powered applications. Connect Twelve Data through Vinkius and every tool is available as a typed function. ready for React Server Components, API routes, or any Node.js backend.
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Vinkius supports streamable HTTP and SSE.
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 Twelve Data, 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 Twelve Data MCP Server
Connect Twelve Data financial API to any AI agent and access real-time stock quotes, cryptocurrency prices, forex rates, and professional technical indicators through natural language.
The Vercel AI SDK gives every Twelve Data tool full TypeScript type inference, IDE autocomplete, and compile-time error checking. Connect 16 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
- Real-Time Quotes — Get current price, open, high, low, volume, and change for any stock
- Historical Data — Retrieve OHLCV candlestick data from 1-minute to monthly intervals
- Technical Analysis — Calculate SMA, EMA, RSI, MACD, Bollinger Bands, and Stochastic Oscillator
- Market Scanning — Search and browse available stocks, crypto pairs, and forex instruments
- Company Profiles — Access fundamental data including market cap, P/E ratio, and sector info
- Currency Conversion — Get exchange rates and convert amounts between any currency pair
The Twelve Data MCP Server exposes 16 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.
How to Connect Twelve Data to Vercel AI SDK via MCP
Follow these steps to integrate the Twelve Data MCP Server with Vercel AI SDK.
Install dependencies
Run npm install @ai-sdk/mcp ai @ai-sdk/openai
Replace the token
Replace [YOUR_TOKEN_HERE] with your Vinkius token
Run the script
Save to agent.ts and run with npx tsx agent.ts
Explore tools
The SDK discovers 16 tools from Twelve Data and passes them to the LLM
Why Use Vercel AI SDK with the Twelve Data MCP Server
Vercel AI SDK provides unique advantages when paired with Twelve Data 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 Twelve Data integration everywhere
Built-in streaming UI primitives let you display Twelve Data 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
Twelve Data + Vercel AI SDK Use Cases
Practical scenarios where Vercel AI SDK combined with the Twelve Data MCP Server delivers measurable value.
AI-powered web apps: build dashboards that query Twelve Data in real-time and stream results to the UI with zero loading states
API backends: create serverless endpoints that orchestrate Twelve Data tools and return structured JSON responses to any frontend
Chatbots with tool use: embed Twelve Data capabilities into conversational interfaces with streaming responses and tool call visibility
Internal tools: build admin panels where team members interact with Twelve Data through natural language queries
Twelve Data MCP Tools for Vercel AI SDK (16)
These 16 tools become available when you connect Twelve Data to Vercel AI SDK via MCP:
convert_currency
Convert an amount between currencies
get_bollinger_bands
Price touching upper band may indicate overbought, lower may indicate oversold. Get Bollinger Bands
get_company_profile
Get company profile and fundamentals
get_crypto_list
Can filter by exchange. List available crypto pairs
get_ema
EMA gives more weight to recent prices than SMA. Get Exponential Moving Average (EMA)
get_exchange_rate
Get currency exchange rate
get_forex_list
List available forex pairs
get_macd
Used for trend following and momentum. Get Moving Average Convergence Divergence (MACD)
get_quote
Get real-time stock quote
get_real_time_price
Faster and lighter than a full quote. Get current price only
get_rsi
Values above 70 indicate overbought, below 30 indicate oversold conditions. Get Relative Strength Index (RSI)
get_sma
Common periods: 20, 50, 200. Get Simple Moving Average (SMA)
get_stochastic
Values above 80 indicate overbought, below 20 indicate oversold. Get Stochastic Oscillator
get_stock_list
Can filter by exchange and partial symbol match. List available stocks
get_time_series
Supports intervals from 1min to 1month. Get historical OHLCV candle data
search_symbols
Can filter by instrument type and exchange. Search for financial instruments
Example Prompts for Twelve Data in Vercel AI SDK
Ready-to-use prompts you can give your Vercel AI SDK agent to start working with Twelve Data immediately.
"What's the current price of Apple stock?"
"Show me the RSI for Tesla on the daily chart."
"Convert 1000 USD to EUR."
Troubleshooting Twelve Data MCP Server with Vercel AI SDK
Common issues when connecting Twelve Data to Vercel AI SDK through the Vinkius, and how to resolve them.
createMCPClient is not a function
npm install @ai-sdk/mcpTwelve Data + Vercel AI SDK FAQ
Common questions about integrating Twelve Data 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.Connect Twelve Data with your favorite client
Step-by-step setup guides for every MCP-compatible client and framework:
Anthropic's native desktop app for Claude with built-in MCP support.
AI-first code editor with integrated LLM-powered coding assistance.
GitHub Copilot in VS Code with Agent mode and MCP support.
Purpose-built IDE for agentic AI coding workflows.
Autonomous AI coding agent that runs inside VS Code.
Anthropic's agentic CLI for terminal-first development.
Python SDK for building production-grade OpenAI agent workflows.
Google's framework for building production AI agents.
Type-safe agent development for Python with first-class MCP support.
TypeScript toolkit for building AI-powered web applications.
TypeScript-native agent framework for modern web stacks.
Python framework for orchestrating collaborative AI agent crews.
Leading Python framework for composable LLM applications.
Data-aware AI agent framework for structured and unstructured sources.
Microsoft's framework for multi-agent collaborative conversations.
Connect Twelve Data to Vercel AI SDK
Get your token, paste the configuration, and start using 16 tools in under 2 minutes. No API key management needed.