FreeClimb MCP Server for OpenAI Agents SDK 12 tools — connect in under 2 minutes
The OpenAI Agents SDK enables production-grade agent workflows in Python. Connect FreeClimb through Vinkius and your agents gain typed, auto-discovered tools with built-in guardrails. no manual schema definitions required.
ASK AI ABOUT THIS MCP SERVER
Vinkius supports streamable HTTP and SSE.
import asyncio
from agents import Agent, Runner
from agents.mcp import MCPServerStreamableHttp
async def main():
# Your Vinkius token. get it at cloud.vinkius.com
async with MCPServerStreamableHttp(
url="https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp"
) as mcp_server:
agent = Agent(
name="FreeClimb Assistant",
instructions=(
"You help users interact with FreeClimb. "
"You have access to 12 tools."
),
mcp_servers=[mcp_server],
)
result = await Runner.run(
agent, "List all available tools from FreeClimb"
)
print(result.final_output)
asyncio.run(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.
The OpenAI Agents SDK auto-discovers all 12 tools from FreeClimb through native MCP integration. Build agents with built-in guardrails, tracing, and handoff patterns. chain multiple agents where one queries FreeClimb, another analyzes results, and a third generates reports, all orchestrated through Vinkius.
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 OpenAI Agents SDK 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 OpenAI Agents SDK via MCP
Follow these steps to integrate the FreeClimb MCP Server with OpenAI Agents SDK.
Install the SDK
Run pip install openai-agents in your Python environment
Replace the token
Replace [YOUR_TOKEN_HERE] with your Vinkius token from cloud.vinkius.com
Run the script
Save the code above and run it: python agent.py
Explore tools
The agent will automatically discover 12 tools from FreeClimb
Why Use OpenAI Agents SDK with the FreeClimb MCP Server
OpenAI Agents SDK provides unique advantages when paired with FreeClimb through the Model Context Protocol.
Native MCP integration via `MCPServerSse`, pass the URL and the SDK auto-discovers all tools with full type safety
Built-in guardrails, tracing, and handoff patterns let you build production-grade agents without reinventing safety infrastructure
Lightweight and composable: chain multiple agents and MCP servers in a single pipeline with minimal boilerplate
First-party OpenAI support ensures optimal compatibility with GPT models for tool calling and structured output
FreeClimb + OpenAI Agents SDK Use Cases
Practical scenarios where OpenAI Agents SDK combined with the FreeClimb MCP Server delivers measurable value.
Automated workflows: build agents that query FreeClimb, process the data, and trigger follow-up actions autonomously
Multi-agent orchestration: create specialist agents. one queries FreeClimb, another analyzes results, a third generates reports
Data enrichment pipelines: stream data through FreeClimb tools and transform it with OpenAI models in a single async loop
Customer support bots: agents query FreeClimb to resolve tickets, look up records, and update statuses without human intervention
FreeClimb MCP Tools for OpenAI Agents SDK (12)
These 12 tools become available when you connect FreeClimb to OpenAI Agents SDK 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 OpenAI Agents SDK
Ready-to-use prompts you can give your OpenAI Agents SDK 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 OpenAI Agents SDK
Common issues when connecting FreeClimb to OpenAI Agents SDK through the Vinkius, and how to resolve them.
MCPServerStreamableHttp not found
pip install --upgrade openai-agentsAgent not calling tools
FreeClimb + OpenAI Agents SDK FAQ
Common questions about integrating FreeClimb MCP Server with OpenAI Agents SDK.
How does the OpenAI Agents SDK connect to MCP?
MCPServerSse(url=...) to create a server connection. The SDK auto-discovers all tools and makes them available to your agent with full type information.Can I use multiple MCP servers in one agent?
MCPServerSse instances to the agent constructor. The agent can use tools from all connected servers within a single run.Does the SDK support streaming responses?
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 OpenAI Agents SDK
Get your token, paste the configuration, and start using 12 tools in under 2 minutes. No API key management needed.