Builder 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 Builder 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: {
"builder": {
url: "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp",
},
},
});
const tools = await mcpClient.getTools();
const agent = new Agent({
name: "Builder Agent",
instructions:
"You help users interact with Builder " +
"using 10 tools.",
model: openai("gpt-4o"),
tools,
});
const result = await agent.generate(
"What can I do with Builder?"
);
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 Builder MCP Server
Connect your Builder.io space to any AI agent and take full programmatic control over your headless CMS architecture and visual pages through natural conversation.
Mastra's agent abstraction provides a clean separation between LLM logic and Builder 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.
What you can do
- Content Automation — Create, update, or wipe specific content entries across any data model dynamically
- Schema Navigation — List your active Builder models and analyze exact field definitions and strict JSON bounds
- Search & Retrieval — Use query strings to pull matched content documents or count entities effortlessly
- Media Fetching — Inspect metadata and URLs of uploaded assets living on the Builder platform
- Headless Maintenance — Delete deprecated components or page sections instantly using targeted endpoints
The Builder 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 Builder to Mastra AI via MCP
Follow these steps to integrate the Builder 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 Builder via MCP
Why Use Mastra AI with the Builder MCP Server
Mastra AI provides unique advantages when paired with Builder through the Model Context Protocol.
Mastra's agent abstraction provides a clean separation between LLM logic and tool infrastructure. add Builder 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 Builder 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
Builder + Mastra AI Use Cases
Practical scenarios where Mastra AI combined with the Builder MCP Server delivers measurable value.
Automated workflows: build multi-step agents that query Builder, process results, and trigger downstream actions in a typed pipeline
SaaS integrations: embed Builder as a first-class tool in your product's AI features with Mastra's clean agent API
Background jobs: schedule Mastra agents to query Builder on a cron and store results in your database automatically
Multi-agent systems: create specialist agents that collaborate using Builder tools alongside other MCP servers
Builder MCP Tools for Mastra AI (10)
These 10 tools become available when you connect Builder to Mastra AI via MCP:
count_model_entities
Quickly count the number of live items stored within a specific model
create_visual_block
Create new content entries or visual blocks inside a Builder model
get_media_file
Retrieve details about an uploaded media asset within Builder.io
get_model_schema
Get the exact field structure and schema definitions for a single model
get_single_content
g. `query.data.title=Home`). Retrieve a specific content document by query matching from Builder.io
list_builder_models
List all defined data models and schemas in the Builder space
list_model_content
Useful for fetching dynamic content blocks or pages. Retrieve a list of content entries for a specific Builder.io model
search_active_models
Find Builder models matching a specific criteria or substring
update_visual_block
Update an existing Builder.io content block or document
wipe_visual_block
Permanently delete a specific content entry from Builder.io
Example Prompts for Builder in Mastra AI
Ready-to-use prompts you can give your Mastra AI agent to start working with Builder immediately.
"List all active Builder models in my workspace."
"Fetch the schema for the 'custom-hero' model."
"Find a page with the title "Home" on the 'page' model."
Troubleshooting Builder MCP Server with Mastra AI
Common issues when connecting Builder to Mastra AI through the Vinkius, and how to resolve them.
createMCPClient not exported
npm install @mastra/mcpBuilder + Mastra AI FAQ
Common questions about integrating Builder 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 Builder 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 Builder to Mastra AI
Get your token, paste the configuration, and start using 10 tools in under 2 minutes. No API key management needed.