Poplar 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 Poplar 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 Poplar, 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 Poplar MCP Server
Connect your Poplar account to any AI agent and take full control of your programmatic direct mail and physical outreach through natural conversation.
The Vercel AI SDK gives every Poplar 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
- Trigger Mailers — Automatically send physical postcards or letters by providing a campaign ID and recipient details.
- Address Standardization — Clean and verify US mailing addresses using Poplar's specialized standardization service.
- Audience Management — List all mailing audiences and add new members via email or physical address.
- Suppression Control — Add recipients to the global 'Do Not Mail' list to manage opt-outs and compliance.
- Campaign Visibility — List all active direct mail campaigns and inspect available creatives.
- Delivery Tracking — Monitor the production and delivery status of specific mail pieces in real-time.
- Attribution Reporting — Submit customer orders back to Poplar to track the ROI of your physical mail campaigns.
The Poplar 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 Poplar to Vercel AI SDK via MCP
Follow these steps to integrate the Poplar 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 Poplar and passes them to the LLM
Why Use Vercel AI SDK with the Poplar MCP Server
Vercel AI SDK provides unique advantages when paired with Poplar 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 Poplar integration everywhere
Built-in streaming UI primitives let you display Poplar 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
Poplar + Vercel AI SDK Use Cases
Practical scenarios where Vercel AI SDK combined with the Poplar MCP Server delivers measurable value.
AI-powered web apps: build dashboards that query Poplar in real-time and stream results to the UI with zero loading states
API backends: create serverless endpoints that orchestrate Poplar tools and return structured JSON responses to any frontend
Chatbots with tool use: embed Poplar capabilities into conversational interfaces with streaming responses and tool call visibility
Internal tools: build admin panels where team members interact with Poplar through natural language queries
Poplar MCP Tools for Vercel AI SDK (11)
These 11 tools become available when you connect Poplar to Vercel AI SDK via MCP:
add_to_audience
Add a recipient to a specific audience list
add_to_suppression_list
Add a recipient to the global "Do Not Mail" list
get_api_profile
Get information about the authenticated account
get_mailer_status
Check the production and delivery status of a specific mailer
list_audiences
List all mailing audiences in your account
list_billing_history
List account billing and invoice data
list_mail_creatives
List all uploaded mailer designs/creatives
list_marketing_campaigns
List all direct mail campaigns
report_transaction
Report a customer order back to Poplar for attribution tracking
standardize_us_address
Pass fields like address_line1, city, state, postal_code. Clean and standardize a US mailing address
trigger_physical_mailer
Requires "campaign_id" and "recipient_json" (address details). Optional "merge_tags_json" for dynamic content. Trigger a physical mailer (postcard, letter) for a campaign
Example Prompts for Poplar in Vercel AI SDK
Ready-to-use prompts you can give your Vercel AI SDK agent to start working with Poplar immediately.
"Send a postcard to Jane Doe using campaign ID 'camp_123'."
"Standardize this address: 123 main st, nyc, ny 10001."
"List all active audiences and find 'Holiday VIPs'."
Troubleshooting Poplar MCP Server with Vercel AI SDK
Common issues when connecting Poplar to Vercel AI SDK through the Vinkius, and how to resolve them.
createMCPClient is not a function
npm install @ai-sdk/mcpPoplar + Vercel AI SDK FAQ
Common questions about integrating Poplar 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 Poplar 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 Poplar to Vercel AI SDK
Get your token, paste the configuration, and start using 11 tools in under 2 minutes. No API key management needed.