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Announcing StackOne Defender: leading open-source prompt injection guard for your agent Read More

MCP Servers

MCP Servers for Production AI Agents

200+ managed servers. 10,000+ tools.
Auth, security, and context optimization handled for you.

StackOne MCP Servers product visualization
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Production-ready

Why Teams Ship with StackOne MCP

First-party MCPs weren't built for production. StackOne's are.

200+ Apps, 10,000+ Actions. Access every integration from a single MCP server. Add tools, restrict actions, or connect new systems from the StackOne dashboard — without touching your agent code.

→ Explore connectors

Built for Scale. Dynamic tool discovery cuts context by 460×. Code mode reduces token usage by 96%. Multi-execute batches calls into one round trip. Your agents stay fast as tool counts grow.

→ Read about code mode

Secure by Default. StackOne Defender blocks prompt injection at 90.8% F1 — before hijacked tools reach your agent. OAuth, API keys, and token refresh are handled for you. Nothing to maintain.

→ Explore StackOne Defender

MCP Agent Operation

StackOne MCP servers connect agents with the tools they need for any integration.

Agent Request

An agent requests the StackOne research algorithm to provide the most suitable tool based on its prompt — maximising accuracy and speed.

Agent RequestAuthentication. Permissions. Execution.MCP Response

Drive Real Outcomes

Get More Out of StackOne Production-Ready MCP

Coverage. Accuracy. Security. Developer Experience.

Coverage
Act across 200+ apps

Act across 200+ apps

Read, search, and update your data across HR, CRM, IT, Finance, and more.

Accuracy
Enhance tool calling accuracy

Enhance tool calling accuracy

More accurate tool calls. Less wasted context. Better agent decisions. Continuously improved through reinforcement learning.

Customization
Build and customize anything

Build and customize anything

Edit tool behaviour, define your own tools, run your own servers. Customise available tools per integration or per linked account.

Flexibility
Works with any framework

Works with any framework

Compatible with LangChain, Vercel AI SDK, Claude, Cursor, OpenAI, and every MCP client.

Security
Enterprise Ready.

Enterprise Ready.

Multi-tenant infra, VPC/on-prem deployment, and multi-region deployment. Certified, secure, private.

Leading Functionality

Beyond Standard MCP Functionalities

Improve performance. Reduce Maintenance.

Depth & Breadth

Unmatched Depth.
Access 10,000 actions from 200+ managed MCP Servers in minutes.

  • 200+ Enterprise App MCP servers, 10,000+ AI tools
  • New MCP server creation. Fully automated
  • Build custom MCP servers with AI
Explore connectors
Depth & Breadth

Getting Started

Easy to implement.

And widely supported.

Connect any MCP-compatible client to 200+ enterprise apps — no SDK required.

OpenAI Agents SDK
import { Agent, MCPServerStreamableHttp, run } from "@openai/agents";

const STACKONE_ACCOUNT_ID = "<account_id>";
const authToken = Buffer.from(
  `${process.env.STACKONE_API_KEY}:`
).toString("base64");

const stackoneMcp = new MCPServerStreamableHttp({
  url: `https://api.stackone.com/mcp?x-account-id=${STACKONE_ACCOUNT_ID}`,
  requestInit: {
    headers: {
      Authorization: `Basic ${authToken}`,
    },
  },
});

await stackoneMcp.connect();

const agent = new Agent({
  name: "stackone-assistant",
  model: "gpt-5.2",
  mcpServers: [stackoneMcp],
});

const result = await run(agent, "List Salesforce accounts");
console.log(result.finalOutput);

Setup Steps

1

Activate Integrations. Turn on the connectors and actions your agents need, instantly.

2

Link Accounts. Securely connect user accounts and permissions in one managed auth flow.

3

Use MCP. Give agents a structured protocol to discover and execute actions effectively.

Ready to test StackOne MCP Servers?