---
title: Fulfillment Service
description: >-
  Contains functions for verifying fulfillment service requests.


  See the [fulfillment service
  documentation](https://shopify.dev/docs/apps/fulfillment/fulfillment-service-apps)
  for more information.
api_version: v3
api_name: shopify-app-remix
source_url:
  html: >-
    https://shopify.dev/docs/api/shopify-app-remix/v3/authenticate/fulfillment-service
  md: >-
    https://shopify.dev/docs/api/shopify-app-remix/v3/authenticate/fulfillment-service.md
---

# Fulfillment Service

Contains functions for verifying fulfillment service requests.

See the [fulfillment service documentation](https://shopify.dev/docs/apps/fulfillment/fulfillment-service-apps) for more information.

## authenticate.​fulfillment​Service([request](#authenticatefulfillmentservice-propertydetail-request)​)

Verifies requests coming from Shopify to fulfillment service apps

### Parameters

* request

  Request

  required

### Returns

* Promise\<FulfillmentServiceContext\<ConfigArg, Resources>>

### FulfillmentServiceContext

* admin

  An admin context for the fulfillment service request. Returned only if there is a session for the shop.

  ```ts
  AdminApiContext<ConfigArg, Resources>
  ```

* payload

  The payload from the fulfillment service request.

  ```ts
  FulfillmentServicePayload
  ```

* session

  A session with an offline token for the shop. Returned only if there is a session for the shop.

  ```ts
  Session
  ```

````ts
export interface FulfillmentServiceContext<
  ConfigArg extends AppConfigArg,
  Resources extends ShopifyRestResources = ShopifyRestResources,
> {
  /**
   * A session with an offline token for the shop.
   *
   * Returned only if there is a session for the shop.
   * @example
   * <caption>Shopify session for the fulfillment service notification request.</caption>
   * <description>Use the session associated with this request.</description>
   * ```ts
   * // /app/routes/fulfillment_service_notification.tsx
   * import { ActionFunctionArgs } from "@remix-run/node";
   * import { authenticate } from "../shopify.server";
   *
   * export const action = async ({ request }: ActionFunctionArgs) => {
   *   const { session, admin } = await authenticate.fulfillmentService(request);
   *
   *   console.log(session.id)
   *
   *   return new Response();
   * };
   * ```
   * */
  session: Session;
  /**
   *
   * An admin context for the fulfillment service request.
   *
   * Returned only if there is a session for the shop.
   * @example
   * <caption>Shopify session for the fulfillment service request.</caption>
   * <description>Use the session associated with this request to use the Admin GraphQL API </description>
   * ```ts
   * // /app/routes/fulfillment_order_notification.ts
   * import { ActionFunctionArgs } from "@remix-run/node";
   * import { authenticate } from "../shopify.server";
   *
   * export async function action({ request }: ActionFunctionArgs) {
   *   const { admin, session } = await authenticate.fulfillmentService(request);
   *
   *   console.log(session.id)
   *
   *   return new Response();
   * }
   * ```
   */
  admin: AdminApiContext<ConfigArg, Resources>;

  /**
   * The payload from the fulfillment service request.
   *
   * @example
   * <caption>Fulfillment service request payload.</caption>
   * <description>Get the request's POST payload.</description>
   * ```ts
   * /app/routes/fulfillment_order_notification.ts
   * import { ActionFunction } from "@remix-run/node";
   * import { authenticate } from "../shopify.server";
   *
   * export const action: ActionFunction = async ({ request }) => {
   *   const { payload } = await authenticate.fulfillmentService(request);
   *   if(payload.kind === 'FULFILLMENT_REQUEST') {
   *    // handle fulfillment request
   *   } else if (payload.kind === 'CANCELLATION_REQUEST') {
   *    // handle cancellation request
   *   };
   * return new Response();
   * ```
   */
  payload: FulfillmentServicePayload;
}
````

### FulfillmentServicePayload

```ts
Record<string, any> & {
  kind: string;
}
```

Examples

### Examples

* #### Consume a fulfillment service notification request

  ##### Description

  Handle a fulfillment service notification call

  ##### /app/routes/\*\*.ts

  ```typescript
  import {type ActionFunctionArgs} from '@remix-run/node';

  import {authenticate} from '../shopify.server';

  export const action = async ({request}: ActionFunctionArgs) => {
    const {admin, payload} = await authenticate.fulfillmentService(request);

    const kind = payload.kind;

    if (kind === 'FULFILLMENT_REQUEST') {
      const response = await admin?.graphql(
        `#graphql
           query {
             shop {
               assignedFulfillmentOrders(first: 10, assignmentStatus: FULFILLMENT_REQUESTED) {
                 edges {
                   node {
                     id
                     destination {
                     firstName
                     lastName
                   }
                   lineItems(first: 10) {
                     edges {
                       node {
                       id
                       productTitle
                       sku
                       remainingQuantity
                     }
                   }
                 }
                 merchantRequests(first: 10, kind: FULFILLMENT_REQUEST) {
                   edges {
                     node {
                       message
                     }
                   }
                 }
               }
             }
           }
         }
        }`,
      );

      const fulfillments = await response.json();
      console.log(fulfillments);
    }

    return new Response();
  };
  ```

* #### Shopify session for the fulfillment service request

  ##### Description

  Use the session associated with this request to use the Admin GraphQL API

  ##### /app/routes/fulfillment\_order\_notification.ts

  ```typescript
  import { ActionFunctionArgs } from "@remix-run/node";
  import { authenticate } from "../shopify.server";

  export async function action({ request }: ActionFunctionArgs) {
    const { admin, session } = await authenticate.fulfillmentService(request);

    console.log(session.id)

    return new Response();
  }
  ```

* #### Fulfillment service request payload

  ##### Description

  Get the request's POST payload.

  ##### Example

  ```typescript
  /app/routes/fulfillment_order_notification.ts
  import { ActionFunction } from "@remix-run/node";
  import { authenticate } from "../shopify.server";

  export const action: ActionFunction = async ({ request }) => {
    const { payload } = await authenticate.fulfillmentService(request);
    if(payload.kind === 'FULFILLMENT_REQUEST') {
     // handle fulfillment request
    } else if (payload.kind === 'CANCELLATION_REQUEST') {
     // handle cancellation request
    };
  return new Response();
  ```

* #### Shopify session for the fulfillment service notification request

  ##### Description

  Use the session associated with this request.

  ##### /app/routes/fulfillment\_service\_notification.tsx

  ```typescript
  import { ActionFunctionArgs } from "@remix-run/node";
  import { authenticate } from "../shopify.server";

  export const action = async ({ request }: ActionFunctionArgs) => {
    const { session, admin } = await authenticate.fulfillmentService(request);

    console.log(session.id)

    return new Response();
  };
  ```

## Related

[Interact with the Admin API. - Admin API context](https://shopify.dev/docs/api/shopify-app-remix/apis/admin-api)

[Receive fulfillment requests and cancellations. - Manage Fulfillments](https://shopify.dev/docs/apps/fulfillment/fulfillment-service-apps/manage-fulfillments)