Castmagic MCP Server for Mastra AI 8 tools — connect in under 2 minutes
Mastra AI is a TypeScript-native agent framework built for modern web stacks. Connect Castmagic 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: {
"castmagic": {
url: "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp",
},
},
});
const tools = await mcpClient.getTools();
const agent = new Agent({
name: "Castmagic Agent",
instructions:
"You help users interact with Castmagic " +
"using 8 tools.",
model: openai("gpt-4o"),
tools,
});
const result = await agent.generate(
"What can I do with Castmagic?"
);
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 Castmagic MCP Server
Connect your Castmagic account to any AI agent and take full control of your content repurposing workflow through natural conversation. Transform long-form audio and video into ready-to-use assets instantly.
Mastra's agent abstraction provides a clean separation between LLM logic and Castmagic 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
- Instant Transcription — Submit audio/video URLs and retrieve high-accuracy transcripts with speaker identification natively
- Magic Content Generation — Generate AI-driven show notes, summaries, social media posts, and titles flawlessly
- Speaker Analysis — List and manage identified speakers within your recordings to refine transcript metadata securely
- Asset Management — List all uploaded recordings and transcripts to organize your content library in real-time
- Quota Oversight — Retrieve account and subscription information to monitor your usage and limits directly
- Automated Workflows — Submit new content for processing and delete old transcripts directly within your workspace
The Castmagic 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.
How to Connect Castmagic to Mastra AI via MCP
Follow these steps to integrate the Castmagic 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 8 tools from Castmagic via MCP
Why Use Mastra AI with the Castmagic MCP Server
Mastra AI provides unique advantages when paired with Castmagic through the Model Context Protocol.
Mastra's agent abstraction provides a clean separation between LLM logic and tool infrastructure. add Castmagic 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 Castmagic 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
Castmagic + Mastra AI Use Cases
Practical scenarios where Mastra AI combined with the Castmagic MCP Server delivers measurable value.
Automated workflows: build multi-step agents that query Castmagic, process results, and trigger downstream actions in a typed pipeline
SaaS integrations: embed Castmagic as a first-class tool in your product's AI features with Mastra's clean agent API
Background jobs: schedule Mastra agents to query Castmagic on a cron and store results in your database automatically
Multi-agent systems: create specialist agents that collaborate using Castmagic tools alongside other MCP servers
Castmagic MCP Tools for Mastra AI (8)
These 8 tools become available when you connect Castmagic to Mastra AI via MCP:
create_new_transcript
Submit a new audio or video URL for transcription
delete_transcript
Delete a transcript and its associated data
get_castmagic_account
Retrieve core account and quota information
get_magic_content
Retrieve AI-generated content (show notes, social posts) for a transcript
get_transcript_details
Get details and text for a specific transcript
list_castmagic_recordings
List all uploaded recordings
list_transcript_speakers
List identified speakers in a transcript
list_transcripts
List all audio/video transcripts
Example Prompts for Castmagic in Mastra AI
Ready-to-use prompts you can give your Mastra AI agent to start working with Castmagic immediately.
"Transcribe this audio file: https://example.com/episode1.mp3"
"Get the magic content for transcript ID tr_12345."
"Show me my last 10 recordings in Castmagic."
Troubleshooting Castmagic MCP Server with Mastra AI
Common issues when connecting Castmagic to Mastra AI through the Vinkius, and how to resolve them.
createMCPClient not exported
npm install @mastra/mcpCastmagic + Mastra AI FAQ
Common questions about integrating Castmagic 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 Castmagic 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 Castmagic to Mastra AI
Get your token, paste the configuration, and start using 8 tools in under 2 minutes. No API key management needed.