---
title: "Open an MCP server event stream when negotiated"
method: GET
path: "/mcp"
tags: ["MCP"]
---

# Open an MCP server event stream when negotiated

`GET /mcp`

## Request

- Base URL: `https://api.m2msentinel.com`
- URL: `https://api.m2msentinel.com/mcp`
- Auth: none required

The current MCP endpoint may open an SSE stream for server messages. Stateless clients with no listenable stream receive 405.

## Response `200`

MCP event stream

## Other responses

- `405`: No event stream is available for this stateless request

---

[API](https://skmtc.dev/m2msentinel/apis/m2m-sentinel-base-contract-capability-checks-before-you-sign.md) · [All operations](https://skmtc.dev/m2msentinel/apis/m2m-sentinel-base-contract-capability-checks-before-you-sign/llms.txt) · [OpenAPI document](https://skmtc.dev/m2msentinel/apis/m2m-sentinel-base-contract-capability-checks-before-you-sign/revisions/2dadd4e704fd?raw)