# Type Alias: NodeHTTPCreateContextOption<TRouter, TRequest, TResponse>

> 

> **NodeHTTPCreateContextOption**\<`TRouter`, `TRequest`, `TResponse`\>: [`CreateContextCallback`](https://trpc.io/docs/typedoc/server/index/type-aliases/CreateContextCallback.md)\<[`inferRouterContext`](https://trpc.io/docs/typedoc/server/index/type-aliases/inferRouterContext.md)\<`TRouter`\>, [`NodeHTTPCreateContextFn`](https://trpc.io/docs/typedoc/server/adapters/node-http/type-aliases/NodeHTTPCreateContextFn.md)\<`TRouter`, `TRequest`, `TResponse`\>\>

Defined in: [packages/server/src/adapters/node-http/types.ts:62](https://github.com/trpc/trpc/blob/7c907acfd8b31929214792e3b8c2ad7a8ac72563/packages/server/src/adapters/node-http/types.ts#L62)

The Node.js adapters' `createContext` option.

## Type Parameters

| Type Parameter |
| ------ |
| `TRouter` *extends* [`AnyTRPCRouter`](https://trpc.io/docs/typedoc/server/index/type-aliases/AnyTRPCRouter.md) |
| `TRequest` |
| `TResponse` |