FreeClimb MCP Server for Mastra AI 12 tools — connect in under 2 minutes
Mastra AI is a TypeScript-native agent framework built for modern web stacks. Connect FreeClimb 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: {
"freeclimb": {
url: "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp",
},
},
});
const tools = await mcpClient.getTools();
const agent = new Agent({
name: "FreeClimb Agent",
instructions:
"You help users interact with FreeClimb " +
"using 12 tools.",
model: openai("gpt-4o"),
tools,
});
const result = await agent.generate(
"What can I do with FreeClimb?"
);
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 FreeClimb MCP Server
Connect your FreeClimb account to any AI agent to automate your telecommunications and customer engagement through the Model Context Protocol (MCP). FreeClimb provides a robust cloud platform for making calls, sending SMS messages, and managing programmable communication logic. This MCP server enables you to initiate calls, track message history, and oversee your phone numbers directly through natural conversation.
Mastra's agent abstraction provides a clean separation between LLM logic and FreeClimb tool infrastructure. Connect 12 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.
Key Features
- Programmable Voice — Initiate outbound calls using application-defined logic and retrieve detailed call metadata.
- SMS Messaging — Send and receive text messages globally and monitor message delivery statuses instantly.
- Application Oversight — Access and list your communication applications to maintain full context of your bot's logic.
- Number Management — List owned phone numbers and search for new buyable numbers across different regions.
- Conference Control — Monitor active multi-party conferences and manage participant interactions.
- Account Monitoring — Retrieve real-time account status and balance information to ensure uninterrupted service.
- Scalable Infrastructure — Leverage FreeClimb's carrier-grade network directly from your chat interface.
The FreeClimb MCP Server exposes 12 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 FreeClimb to Mastra AI via MCP
Follow these steps to integrate the FreeClimb 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 12 tools from FreeClimb via MCP
Why Use Mastra AI with the FreeClimb MCP Server
Mastra AI provides unique advantages when paired with FreeClimb through the Model Context Protocol.
Mastra's agent abstraction provides a clean separation between LLM logic and tool infrastructure. add FreeClimb 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 FreeClimb 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
FreeClimb + Mastra AI Use Cases
Practical scenarios where Mastra AI combined with the FreeClimb MCP Server delivers measurable value.
Automated workflows: build multi-step agents that query FreeClimb, process results, and trigger downstream actions in a typed pipeline
SaaS integrations: embed FreeClimb as a first-class tool in your product's AI features with Mastra's clean agent API
Background jobs: schedule Mastra agents to query FreeClimb on a cron and store results in your database automatically
Multi-agent systems: create specialist agents that collaborate using FreeClimb tools alongside other MCP servers
FreeClimb MCP Tools for Mastra AI (12)
These 12 tools become available when you connect FreeClimb to Mastra AI via MCP:
get_account_status
Check account and balance
get_application_details
Get app metadata
get_call_details
Get call metadata
get_sms_details
Get message metadata
list_applications
List communication apps
list_buyable_numbers
Search for new numbers
list_calls
List recent calls
list_conferences
List active conferences
list_my_numbers
List owned phone numbers
list_sms_messages
List sent/received SMS
make_call
Place a phone call
send_sms
Send an SMS message
Example Prompts for FreeClimb in Mastra AI
Ready-to-use prompts you can give your Mastra AI agent to start working with FreeClimb immediately.
"Send an SMS from '+1234567890' to '+10987654321' saying 'Your appointment is confirmed'."
"List all phone numbers currently in my FreeClimb account."
"Place a call from '+1234567890' to '+10987654321' using application 'app_987'."
Troubleshooting FreeClimb MCP Server with Mastra AI
Common issues when connecting FreeClimb to Mastra AI through the Vinkius, and how to resolve them.
createMCPClient not exported
npm install @mastra/mcpFreeClimb + Mastra AI FAQ
Common questions about integrating FreeClimb 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 FreeClimb 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 FreeClimb to Mastra AI
Get your token, paste the configuration, and start using 12 tools in under 2 minutes. No API key management needed.