---
title: "Mcp Sse Cors Preflight"
method: OPTIONS
path: "/v1/mcp/sse"
tags: ["mcp"]
---

# Mcp Sse Cors Preflight

`OPTIONS /v1/mcp/sse`

## Request

- Base URL: `https://api.storyflo.com` (the document declares no server; this is the origin it was published from)
- URL: `https://api.storyflo.com/v1/mcp/sse`
- Auth: none declared

CORS preflight for browser-mediated MCP clients hitting the
SSE transport (ChatGPT Apps web UI, future browser-side wrappers).
Mirrors the allowed headers on ``/mcp/v1`` so the same client
bootstrap code works against either transport.

## Response `200`

Successful Response

- unknown

---

[API](https://skmtc.dev/storyflo/apis/storyflo-inference-router.md) · [All operations](https://skmtc.dev/storyflo/apis/storyflo-inference-router/llms.txt) · [OpenAPI document](https://skmtc.dev/storyflo/apis/storyflo-inference-router/revisions/c3a1a735ac7a?raw)