How to Use the WhoisXML MCP in OpenAI Agents SDK
Get domain intelligence and verification running fast with OpenAI Agents SDK.
Works with every AI agent you already use
…and any MCP-compatible client
Connect WhoisXML MCP to OpenAI Agents SDK
Create your Vinkius account to connect WhoisXML to OpenAI Agents SDK and route execution through our secure gateway. The platform manages server hosting, runtime updates, and security layers. Configuration requires no manual server provisioning.
Check if a domain name is available
The `check_domain_availability` tool tells you right away if a domain can be registered. It takes a string and returns a boolean, so your agent knows instantly if it's open for business. This works great when your agent needs to validate a name before making an API call or writing documentation.
Look up full WHOIS records
Need the whole story on a domain? Use `get_whois_record` to pull parsed and raw WHOIS data. This gives your agent deep context about who owns the domain, when it was registered, and other metadata. It's perfect for compliance checks or building an investigative tool that needs granular ownership details.
Verify if an email address is real
The `verify_email` tool confirms whether an email address is valid and actually exists. It hits the necessary endpoints to confirm deliverability, so your agent doesn't waste time on dead addresses. This prevents bad data from making it into databases or marketing outreach lists.
Set up WhoisXML MCP in OpenAI Agents SDK
Prerequisites
- Python 3.10+ installed
-
openai-agentspackage (pip install openai-agents) - Active Vinkius subscription with a valid endpoint token
- 1
Install the SDK
Run
pip install openai-agentsto install the OpenAI Agents SDK. The MCP integration is built-in — no extra dependencies needed. - 2
Connect via SSE transport
Use
MCPServerSsewith your Vinkius endpoint URL. Replace[YOUR_TOKEN_HERE]with your token from cloud.vinkius.com. The SDK auto-discovers all WhoisXML tools at runtime. - 3
Create your Agent
Pass the MCP to
Agent(mcp_servers=[server]). The agent receives WhoisXML tools as native definitions — JSON schemas resolve automatically. - 4
Run the agent
Call
Runner.run(agent, prompt)to execute. The agent invokes the appropriate WhoisXML tools and returns structured results. Copy the full example on the right to get started.
import asyncio
from agents import Agent, Runner
from agents.mcp import MCPServerSse
async def main():
async with MCPServerSse(
url="https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp"
) as server:
agent = Agent(
name="WhoisXML Agent",
instructions="You have access to WhoisXML tools.",
mcp_servers=[server],
)
result = await Runner.run(agent, "List recent transactions")
print(result.final_output)
asyncio.run(main()) Independent Platform Disclaimer: Vinkius is an independent platform and is not affiliated with, endorsed by, sponsored by, verified by, or otherwise authorized by WhoisXML API. All third-party trademarks, logos, and brand names are the property of their respective owners. Their use on this website is strictly for informational purposes to identify service compatibility and interoperability.
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Common questions about WhoisXML MCP in OpenAI Agents SDK
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