Mailtrap MCP Server for OpenAI Agents SDKGive OpenAI Agents SDK instant access to 12 tools to Clear Sandbox Inbox, Delete Sandbox Message, Get Domain Status, and more
The OpenAI Agents SDK enables production-grade agent workflows in Python. Connect Mailtrap through Vinkius and your agents gain typed, auto-discovered tools with built-in guardrails. no manual schema definitions required.
Ask AI about this App Connector for OpenAI Agents SDK
The Mailtrap app connector for OpenAI Agents SDK is a standout in the Developer Tools 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
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="Mailtrap Assistant",
instructions=(
"You help users interact with Mailtrap. "
"You have access to 12 tools."
),
mcp_servers=[mcp_server],
)
result = await Runner.run(
agent, "List all available tools from Mailtrap"
)
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 Mailtrap MCP Server
Connect your Mailtrap account to any AI agent and manage email testing and delivery through natural conversation.
The OpenAI Agents SDK auto-discovers all 12 tools from Mailtrap through native MCP integration. Build agents with built-in guardrails, tracing, and handoff patterns. chain multiple agents where one queries Mailtrap, another analyzes results, and a third generates reports, all orchestrated through Vinkius.
What you can do
- Email Sending — Send transactional emails via the Mailtrap API
- Inbox Testing — Browse testing inboxes and inspect captured emails
- Message Analysis — Analyze email HTML, spam scores, and headers
- Delivery Analytics — Track opens, clicks, bounces, and delivery rates
- Project Management — Manage testing projects and inboxes
- Account Management — Switch between connected accounts and domains
The Mailtrap 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 Mailtrap tools available for OpenAI Agents SDK
When OpenAI Agents SDK connects to Mailtrap through Vinkius, your AI agent gets direct access to every tool listed below — spanning email-sandbox, smtp-testing, email-debugging, 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.
Delete all emails in inbox
Delete captured email
Get domain details
Get message metadata
Get email HTML body
Get user accounts
List account projects
List messages in inbox
List virtual inboxes
List sending domains
Send email in production
Send test email to sandbox
Connect Mailtrap to OpenAI Agents SDK via MCP
Follow these steps to wire Mailtrap into OpenAI Agents SDK. The entire setup takes under two minutes — your credentials stay safe behind the Vinkius.
Install the SDK
pip install openai-agents in your Python environmentReplace the token
[YOUR_TOKEN_HERE] with your Vinkius token from cloud.vinkius.comRun the script
python agent.pyExplore tools
Why Use OpenAI Agents SDK with the Mailtrap MCP Server
OpenAI Agents SDK provides unique advantages when paired with Mailtrap 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
Mailtrap + OpenAI Agents SDK Use Cases
Practical scenarios where OpenAI Agents SDK combined with the Mailtrap MCP Server delivers measurable value.
Automated workflows: build agents that query Mailtrap, process the data, and trigger follow-up actions autonomously
Multi-agent orchestration: create specialist agents. one queries Mailtrap, another analyzes results, a third generates reports
Data enrichment pipelines: stream data through Mailtrap tools and transform it with OpenAI models in a single async loop
Customer support bots: agents query Mailtrap to resolve tickets, look up records, and update statuses without human intervention
Example Prompts for Mailtrap in OpenAI Agents SDK
Ready-to-use prompts you can give your OpenAI Agents SDK agent to start working with Mailtrap immediately.
"Show testing inboxes and recent captured emails."
"Show transactional sending analytics for this week."
"Analyze the spam score for the last captured email."
Troubleshooting Mailtrap MCP Server with OpenAI Agents SDK
Common issues when connecting Mailtrap to OpenAI Agents SDK through the Vinkius, and how to resolve them.
MCPServerStreamableHttp not found
pip install --upgrade openai-agentsAgent not calling tools
Mailtrap + OpenAI Agents SDK FAQ
Common questions about integrating Mailtrap 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.