Join MCP Server for Mastra AI 10 tools — connect in under 2 minutes
Mastra AI is a TypeScript-native agent framework built for modern web stacks. Connect Join through Vinkius and Mastra agents discover all tools automatically. type-safe, streaming-ready, and deployable anywhere Node.js runs.
ASK AI ABOUT THIS MCP SERVER
Vinkius supports streamable HTTP and SSE.
import { Agent } from "@mastra/core/agent";
import { createMCPClient } from "@mastra/mcp";
import { openai } from "@ai-sdk/openai";
async function main() {
// Your Vinkius token. get it at cloud.vinkius.com
const mcpClient = await createMCPClient({
servers: {
"join": {
url: "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp",
},
},
});
const tools = await mcpClient.getTools();
const agent = new Agent({
name: "Join Agent",
instructions:
"You help users interact with Join " +
"using 10 tools.",
model: openai("gpt-4o"),
tools,
});
const result = await agent.generate(
"What can I do with Join?"
);
console.log(result.text);
}
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 Join MCP Server
Empower your AI agents with JOIN's modern recruiting platform. This MCP server allows you to list job openings, retrieve candidate details, manage applications, and view organization departments directly through the JOIN API. Ideal for automating hiring workflows and talent acquisition.
Mastra's agent abstraction provides a clean separation between LLM logic and Join tool infrastructure. Connect 10 tools through Vinkius and use Mastra's built-in workflow engine to chain tool calls with conditional logic, retries, and parallel execution. deployable to any Node.js host in one command.
The Join MCP Server exposes 10 tools through the Vinkius. Connect it to Mastra AI 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 Join to Mastra AI via MCP
Follow these steps to integrate the Join MCP Server with Mastra AI.
Install dependencies
Run npm install @mastra/core @mastra/mcp @ai-sdk/openai
Replace the token
Replace [YOUR_TOKEN_HERE] with your Vinkius token
Run the agent
Save to agent.ts and run with npx tsx agent.ts
Explore tools
Mastra discovers 10 tools from Join via MCP
Why Use Mastra AI with the Join MCP Server
Mastra AI provides unique advantages when paired with Join through the Model Context Protocol.
Mastra's agent abstraction provides a clean separation between LLM logic and tool infrastructure. add Join without touching business code
Built-in workflow engine chains MCP tool calls with conditional logic, retries, and parallel execution for complex automation
TypeScript-native: full type inference for every Join tool response with IDE autocomplete and compile-time checks
One-command deployment to any Node.js host. Vercel, Railway, Fly.io, or your own infrastructure
Join + Mastra AI Use Cases
Practical scenarios where Mastra AI combined with the Join MCP Server delivers measurable value.
Automated workflows: build multi-step agents that query Join, process results, and trigger downstream actions in a typed pipeline
SaaS integrations: embed Join as a first-class tool in your product's AI features with Mastra's clean agent API
Background jobs: schedule Mastra agents to query Join on a cron and store results in your database automatically
Multi-agent systems: create specialist agents that collaborate using Join tools alongside other MCP servers
Join MCP Tools for Mastra AI (10)
These 10 tools become available when you connect Join to Mastra AI via MCP:
get_application
Returns answers to form questions, internal notes, and application status. Use when evaluating a specific applicant or moving them through the pipeline. Retrieves details for a specific application
get_candidate
Use this for detailed candidate vetting and interview preparation. Retrieves details for a specific candidate
get_job
Returns descriptions, requirements, and internal metadata. Use this when the user needs to analyze the specifics of a particular role or prepare content related to it. Retrieves details for a specific job
get_me
Use this to verify identity and check connection health. Gets details about your own authenticated user
list_applications
Includes candidate summaries and basic application info. Essential for monitoring recent applicant flow and identifying new leads in the recruitment process. Lists all job applications
list_candidates
Returns candidate profiles, contact info, and their association with jobs. Use this when the user wants to search for specific people or perform bulk talent management tasks. Lists all candidates in the system
list_departments
g., Engineering, Sales, HR). Useful for filtering jobs or organizing the recruiting workspace by functional areas. Lists all organization departments
list_jobs
Returns job titles, IDs, and current status. Use this as the primary entry point to identify specific jobs or to provide an overview of the current hiring pipeline. Lists all job postings in JOIN
list_locations
Use this when the user asks for jobs in specific regions or needs to audit location-based recruiting data. Lists all job locations
list_users
Useful for identifying hiring managers or checking account access permissions. Lists all users in your JOIN account
Example Prompts for Join in Mastra AI
Ready-to-use prompts you can give your Mastra AI agent to start working with Join immediately.
"List all active job postings in JOIN."
"Show me the latest candidate applications."
"Get details for candidate ID '123'."
Troubleshooting Join MCP Server with Mastra AI
Common issues when connecting Join to Mastra AI through the Vinkius, and how to resolve them.
createMCPClient not exported
npm install @mastra/mcpJoin + Mastra AI FAQ
Common questions about integrating Join MCP Server with Mastra AI.
How does Mastra AI connect to MCP servers?
MCPClient with the server URL and pass it to your agent. Mastra discovers all tools and makes them available with full TypeScript types.Can Mastra agents use tools from multiple servers?
Does Mastra support workflow orchestration?
Connect Join 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 Join to Mastra AI
Get your token, paste the configuration, and start using 10 tools in under 2 minutes. No API key management needed.