Can I browse inboxes and read emails?

Yes. Browse public and private inboxes, read full email content including HTML, headers, and attachments.

How does Mailinator authentication work?

Mailinator uses a custom **Token** header for authentication against `api.mailinator.com/api/v2`.

Can I test SMS messages too?

Yes. Access SMS inboxes and read SMS messages for phone number-based testing.

INSTANT PLUG AND PLAY

Mailinator MCP Server for OpenAI Agents SDKGive OpenAI Agents SDK instant access to 12 tools to Extract Message Links, Get Domain Details, Get Message Content, and more

Name: Mailinator
Availability: InStock
Author: Vinkius

Built by Vinkius GDPR 12 Tools SDK

The OpenAI Agents SDK enables production-grade agent workflows in Python. Connect Mailinator through Vinkius and your agents gain typed, auto-discovered tools with built-in guardrails. no manual schema definitions required.

Use with Your AI Agent

Ask AI about this App Connector for OpenAI Agents SDK

Open in ChatGPT Open in Claude Open in Perplexity

The Mailinator app connector for OpenAI Agents SDK is a standout in the Productivity category — giving your AI agent 12 tools to work with, ready to go from day one.

Vinkius delivers Streamable HTTP and SSE to any MCP client

python

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="Mailinator Assistant",
            instructions=(
                "You help users interact with Mailinator. "
                "You have access to 12 tools."
            ),
            mcp_servers=[mcp_server],
        )

        result = await Runner.run(
            agent, "List all available tools from Mailinator"
        )
        print(result.final_output)

asyncio.run(main())

Fully ManagedVinkius Servers

60%Token savings

High SecurityEnterprise-grade

IAMAccess control

EU AI ActCompliant

DLPData protection

V8 IsolateSandboxed

Ed25519Audit chain

<40msKill switch

Stream every event to Splunk, Datadog, or your own webhook in real-time

* 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 Mailinator MCP Server

Connect your Mailinator account to any AI agent and manage email testing through natural conversation.

The OpenAI Agents SDK auto-discovers all 12 tools from Mailinator through native MCP integration. Build agents with built-in guardrails, tracing, and handoff patterns. chain multiple agents where one queries Mailinator, another analyzes results, and a third generates reports, all orchestrated through Vinkius.

What you can do

Inbox Browsing — Browse public and private inboxes with message lists
Message Reading — Read email content, headers, and attachments
Domain Management — Manage private domains and routing rules
SMS Testing — Access SMS messages and phone number inboxes
Webhook Testing — Monitor incoming webhooks and payloads
Rule Management — Configure inbox rules and forwarding

The Mailinator 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.

All 12 Mailinator tools available for OpenAI Agents SDK

When OpenAI Agents SDK connects to Mailinator through Vinkius, your AI agent gets direct access to every tool listed below — spanning disposable-email, qa-testing, webhook-testing, and more. Every call is secured with network, filesystem, subprocess, and code evaluation entitlements inside a sandboxed runtime. Beyond a simple connection, you get a full AI Gateway with real-time visibility into agent activity, enterprise governance, and optimized token usage.

extract_message_links

Get links from email

get_domain_details

Get domain metadata

get_message_content

Read email content

get_usage_statistics

Check API usage

inject_test_message

Simulate incoming email

list_active_webhooks

Get notification configs

list_inbox_messages

List messages in inbox

list_message_attachments

Get email attachments

list_private_domains

List your domains

list_private_sms

Check SMS inbox

list_routing_rules

g. forward, click-all). Get inbox rules

remove_message

Delete an email

Connect Mailinator to OpenAI Agents SDK via MCP

Follow these steps to wire Mailinator into OpenAI Agents SDK. The entire setup takes under two minutes — your credentials stay safe behind the Vinkius.

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 Mailinator

Why Use OpenAI Agents SDK with the Mailinator MCP Server

OpenAI Agents SDK provides unique advantages when paired with Mailinator 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

Mailinator + OpenAI Agents SDK Use Cases

Practical scenarios where OpenAI Agents SDK combined with the Mailinator MCP Server delivers measurable value.

Automated workflows: build agents that query Mailinator, process the data, and trigger follow-up actions autonomously

Multi-agent orchestration: create specialist agents. one queries Mailinator, another analyzes results, a third generates reports

Data enrichment pipelines: stream data through Mailinator tools and transform it with OpenAI models in a single async loop

Customer support bots: agents query Mailinator to resolve tickets, look up records, and update statuses without human intervention

Example Prompts for Mailinator in OpenAI Agents SDK

Ready-to-use prompts you can give your OpenAI Agents SDK agent to start working with Mailinator immediately.

"Check the inbox for test@privateteam.testinator.com and read the latest message."

"Show all private domains and their inbox counts."

"Check SMS inbox and show webhook test results."

Troubleshooting Mailinator MCP Server with OpenAI Agents SDK

Common issues when connecting Mailinator to OpenAI Agents SDK through the Vinkius, and how to resolve them.

MCPServerStreamableHttp not found

Ensure you have the latest version: pip install --upgrade openai-agents

Agent not calling tools

Make sure your prompt explicitly references the task the tools can help with.

Mailinator + OpenAI Agents SDK FAQ

Common questions about integrating Mailinator MCP Server with OpenAI Agents SDK.

How does the OpenAI Agents SDK connect to MCP?

Use 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?

Yes. Pass a list of 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?

Yes. The SDK supports SSE and Streamable HTTP transports, both of which work natively with Vinkius.