OpenWeather MCP Server for Vercel AI SDK 11 tools — connect in under 2 minutes
The Vercel AI SDK is the TypeScript toolkit for building AI-powered applications. Connect OpenWeather 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 OpenWeather, 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 OpenWeather MCP Server
Connect to OpenWeather APIs and access global weather data through natural conversation.
The Vercel AI SDK gives every OpenWeather tool full TypeScript type inference, IDE autocomplete, and compile-time error checking. Connect 11 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
- Current Weather — Get real-time temperature, humidity, wind, pressure, visibility and conditions for any location
- Hourly Forecast — 48-hour hourly forecast with temperature, precipitation probability and UV index
- Daily Forecast — Up to 16-day daily forecast with min/max temperatures and weather descriptions
- Weather Alerts — Active severe weather warnings and alerts for any location
- Air Quality — Current AQI and 4-day forecast with pollutant concentrations (PM2.5, PM10, O3, NO2, CO)
- Historical Weather — Weather conditions for any past date
- Sun Times — Sunrise and sunset times for any location
- Geocoding — Convert city names to coordinates and vice versa
The OpenWeather MCP Server exposes 11 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 OpenWeather to Vercel AI SDK via MCP
Follow these steps to integrate the OpenWeather 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 11 tools from OpenWeather and passes them to the LLM
Why Use Vercel AI SDK with the OpenWeather MCP Server
Vercel AI SDK provides unique advantages when paired with OpenWeather 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 OpenWeather integration everywhere
Built-in streaming UI primitives let you display OpenWeather 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
OpenWeather + Vercel AI SDK Use Cases
Practical scenarios where Vercel AI SDK combined with the OpenWeather MCP Server delivers measurable value.
AI-powered web apps: build dashboards that query OpenWeather in real-time and stream results to the UI with zero loading states
API backends: create serverless endpoints that orchestrate OpenWeather tools and return structured JSON responses to any frontend
Chatbots with tool use: embed OpenWeather capabilities into conversational interfaces with streaming responses and tool call visibility
Internal tools: build admin panels where team members interact with OpenWeather through natural language queries
OpenWeather MCP Tools for Vercel AI SDK (11)
These 11 tools become available when you connect OpenWeather to Vercel AI SDK via MCP:
geocode
Returns the top 5 matching locations with their coordinates, country codes and state names. Use these coordinates with other weather tools. Convert a city name to coordinates
get_air_quality
5, PM10, O3, NO2, SO2, CO, NH3). AQI scale: 1=Good, 2=Fair, 3=Moderate, 4=Poor, 5=Very Poor. Requires lat/lon coordinates. Get current air quality index for a location
get_air_quality_forecast
Each data point includes AQI level (1-5 scale) and concentrations of PM2.5, PM10, O3, NO2, SO2, CO and NH3. Get 4-day air quality forecast for a location
get_current_weather
Requires either city name (e.g. "London", "São Paulo") or latitude/longitude coordinates. Get current weather conditions for a location
get_daily_forecast
Each day includes min/max temperature, humidity, wind, UV index, precipitation probability and weather description. Requires lat/lon coordinates. Get daily weather forecast for up to 16 days
get_forecast
Each data point includes temperature, humidity, wind, pressure and weather description. Optionally set the number of days (1-5). Requires either city name or lat/lon. Get 5-day/3-hour weather forecast
get_historical_weather
Returns temperature, humidity, wind, pressure and weather description for the requested date. Requires lat/lon and date in YYYY-MM-DD format. Get historical weather data for a specific date
get_hourly_forecast
Each hour includes temperature, humidity, wind, UV index, precipitation probability and weather description. Requires lat/lon coordinates. Use geocode to find coordinates for a city name. Get hourly weather forecast using One Call API
get_sun_times
Returns the exact times and the sun's elevation angle at sunrise/sunset. Requires lat/lon coordinates. Get sunrise and sunset times for a location
get_weather_alerts
Returns alert type, severity, description, start and end times. Requires lat/lon coordinates. Useful for monitoring severe weather conditions. Get active weather alerts for a location
reverse_geocode
Returns the city, state, country and postal code for the given coordinates. Convert coordinates to a city name
Example Prompts for OpenWeather in Vercel AI SDK
Ready-to-use prompts you can give your Vercel AI SDK agent to start working with OpenWeather immediately.
"What's the current weather in São Paulo?"
"What's the 7-day forecast for Tokyo?"
"Is the air quality good in Beijing right now?"
Troubleshooting OpenWeather MCP Server with Vercel AI SDK
Common issues when connecting OpenWeather to Vercel AI SDK through the Vinkius, and how to resolve them.
createMCPClient is not a function
npm install @ai-sdk/mcpOpenWeather + Vercel AI SDK FAQ
Common questions about integrating OpenWeather 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 OpenWeather with your favorite client
Step-by-step setup guides for every MCP-compatible client and framework:
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Python SDK for building production-grade OpenAI agent workflows.
Google's framework for building production AI agents.
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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 OpenWeather to Vercel AI SDK
Get your token, paste the configuration, and start using 11 tools in under 2 minutes. No API key management needed.