RentCast MCP Server for Mastra AIGive Mastra AI instant access to 8 tools to Get Property By Id, Get Property Details, Get Rental Comparables, and more
Mastra AI is a TypeScript-native agent framework built for modern web stacks. Connect RentCast through Vinkius and Mastra agents discover all tools automatically. type-safe, streaming-ready, and deployable anywhere Node.js runs.
Ask AI about this App Connector for Mastra AI
The RentCast app connector for Mastra AI is a standout in the Real Estate category — giving your AI agent 8 tools to work with, ready to go from day one.
Vinkius delivers Streamable HTTP and SSE to any MCP client
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: {
"rentcast": {
url: "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp",
},
},
});
const tools = await mcpClient.getTools();
const agent = new Agent({
name: "RentCast Agent",
instructions:
"You help users interact with RentCast " +
"using 8 tools.",
model: openai("gpt-4o"),
tools,
});
const result = await agent.generate(
"What can I do with RentCast?"
);
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 RentCast MCP Server
Connect your RentCast account to any AI agent and simplify your real estate investment analysis and property data orchestration through natural conversation.
Mastra's agent abstraction provides a clean separation between LLM logic and RentCast tool infrastructure. Connect 8 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.
What you can do
- Property Intelligence — Fetch complete records for any US address, including owner info, tax history, and structural details
- Rent & Sale AVMs — Generate real-time rental price estimates and property valuations using advanced market models
- Market Trends — Query aggregate trends for any ZIP code, including average rents, occupancy rates, and occupancy levels
- Rental Listings — Access current active rental listings to understand local competition and inventory
- Investment Tracking — Monitor your portfolio values and local market conditions directly from your agent
The RentCast MCP Server exposes 8 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.
All 8 RentCast tools available for Mastra AI
When Mastra AI connects to RentCast through Vinkius, your AI agent gets direct access to every tool listed below — spanning property-data, rental-valuation, market-trends, 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.
Get property details by ID
Get property data by address
Get comparable rental properties
Get rental price estimate (AVM)
Get comparable sale properties
Get property sale valuation
List active rental listings
Get market trends by ZIP code
Connect RentCast to Mastra AI via MCP
Follow these steps to wire RentCast into Mastra AI. The entire setup takes under two minutes — your credentials stay safe behind the Vinkius.
Install dependencies
npm install @mastra/core @mastra/mcp @ai-sdk/openaiReplace the token
[YOUR_TOKEN_HERE] with your Vinkius tokenRun the agent
agent.ts and run with npx tsx agent.tsExplore tools
Why Use Mastra AI with the RentCast MCP Server
Mastra AI provides unique advantages when paired with RentCast through the Model Context Protocol.
Mastra's agent abstraction provides a clean separation between LLM logic and tool infrastructure. add RentCast 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 RentCast 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
RentCast + Mastra AI Use Cases
Practical scenarios where Mastra AI combined with the RentCast MCP Server delivers measurable value.
Automated workflows: build multi-step agents that query RentCast, process results, and trigger downstream actions in a typed pipeline
SaaS integrations: embed RentCast as a first-class tool in your product's AI features with Mastra's clean agent API
Background jobs: schedule Mastra agents to query RentCast on a cron and store results in your database automatically
Multi-agent systems: create specialist agents that collaborate using RentCast tools alongside other MCP servers
Example Prompts for RentCast in Mastra AI
Ready-to-use prompts you can give your Mastra AI agent to start working with RentCast immediately.
"Get property details for 123 Main St, Los Angeles, CA."
"Get the rental valuation and comparable properties for 123 Oak Street, Austin, TX 78701."
"Show me the real estate market trends for ZIP code 78701 over the last 12 months."
Troubleshooting RentCast MCP Server with Mastra AI
Common issues when connecting RentCast to Mastra AI through the Vinkius, and how to resolve them.
createMCPClient not exported
npm install @mastra/mcpRentCast + Mastra AI FAQ
Common questions about integrating RentCast 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.