Bring Shared Inbox
to OpenAI Agents SDK
Create your Vinkius account to connect Missive to OpenAI Agents SDK and start using all 10 AI tools in minutes. Fully managed, enterprise secure, and ready to use without writing a single line of code. No hosting, no server setup — just connect and start using.
Compatible with every major AI agent and IDE
What is the Missive MCP Server?
Connect Missive to your AI agent and manage your team's communication efficiently. Access conversations, messages, and contacts through natural conversation to stay organized and responsive.
What you can do
- Conversation Management — List and view conversations from any mailbox (inbox, assigned, closed).
- Collaboration — Post internal comments or trigger actions like closing and assigning conversations.
- Message Access — Read all messages and comments within a specific conversation thread.
- Contact Organization — Search for and create contacts in your shared or private contact books.
- Draft & Send — Create email drafts and deliver them directly from your AI agent.
How it works
- Subscribe to this server
- Enter your Missive Access Token
- Start collaborating with Claude, Cursor, or any MCP client
Built-in capabilities (10)
Create a new contact
Create an email draft
Can also trigger actions like closing, assigning, or labeling. Create a post (comment or action) in a conversation
Get details for a specific conversation
Get current Missive user details
List Missive contacts
A mailbox filter is required (e.g., "inbox", "all", "assigned", "closed"). List conversations from a specific mailbox
List Missive labels
List messages in a conversation
Send a prepared draft
Why OpenAI Agents SDK?
The OpenAI Agents SDK auto-discovers all 10 tools from Missive through native MCP integration. Build agents with built-in guardrails, tracing, and handoff patterns. chain multiple agents where one queries Missive, another analyzes results, and a third generates reports, all orchestrated through Vinkius.
- —
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
Missive in OpenAI Agents SDK
Why run Missive with Vinkius?
The Missive connection runs on our fully managed, secure cloud infrastructure. We handle the hosting, maintenance, and security so you don't have to deal with servers or code. All 10 tools are ready to work instantly without any complex setup.
You stay in complete control of your data. Your AI only accesses the information you approve, keeping your sensitive passwords and private details completely safe. Plus, with automatic optimizations, your AI works faster and more efficiently.

* Every connection is hosted and maintained by Vinkius. We handle the security, updates, and infrastructure so you don't have to write code or manage servers. See our infrastructure
Over 4,000 integrations ready for AI agents
Explore a vast library of pre-built integrations, optimized and ready to deploy.
Connect securely in under 30 seconds
Generate tokens to authenticate and link external services in a single step.
Complete visibility into every agent action
Audit live requests, latency, success rates, and active security compliance policies.
Optimize spending and track token ROI
Analyze real-time token consumption and cost metrics detailed by connection.




Explore our live AI Agents Analytics dashboard to see it all working
This dashboard is included when you connect Missive using Vinkius. You will never be left in the dark about what your AI agents are doing with your tools.
Missive and 4,000+ other AI tools. No hosting, no code, ready to use.
Professionals who connect Missive to OpenAI Agents SDK through Vinkius don't need to write code, manage servers, or worry about security. Everything is pre-configured, secure, and runs automatically in the background.
Raw MCP | Vinkius | |
|---|---|---|
| Ready-to-use MCPs | Find and configure each manually | 4,000+ MCPs ready to use |
| Connection Setup | Manual coding & server setup | 1-click instant connection |
| Server Hosting | You host it yourself (needs 24/7 uptime) | 100% hosted & managed by Vinkius |
| Security & Privacy | Stored in plaintext config files | Bank-grade encrypted vault |
| Activity Visibility | Blind execution (no logs or tracking) | Live dashboard with real-time logs |
| Cost Control | Runaway AI token spend risk | Automatic budget limits |
| Revoking Access | Must delete files or code to stop | 1-click disconnect button |
How Vinkius secures
Missive for OpenAI Agents SDK
Every request between OpenAI Agents SDK and Missive is protected by our secure gateway. We automatically keep your sensitive data private, prevent unauthorized access, and let you disconnect instantly at any time.
Frequently asked questions
How do I find my Missive Access Token?
Go to Missive Settings > API and generate a new Bearer token.
Do I need a specific Missive plan to use the API?
Yes, API access typically requires a Productive or Business plan.
Can I perform actions like closing a conversation?
Yes, use the 'create_post' tool and set the 'close' parameter to true.
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.
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.
Explore More MCP Servers
View all →
Sendbird
18 toolsManage Sendbird chat infrastructure — orchestrate users, channels, and moderation directly from your AI agent.

Porter PaaS
10 toolsOrchestrate Kubernetes clusters via Porter — manage apps, projects, container tags, and enforce rollouts directly with your AI.

Bland AI
10 toolsAutomate phone calls via Bland AI — send outbound calls, manage agents, and retrieve transcripts directly from any AI agent.

LocalAI
19 toolsRun LLMs, generate images, and process audio locally. OpenAI-compatible API for your own hardware.
