---
title: "Update an input item for a specific item's routing"
method: POST
path: "/api/items/{itemId}/routing/input-items/{inputItemId}"
tags: ["Item Routing"]
---

# Update an input item for a specific item's routing

`POST /api/items/{itemId}/routing/input-items/{inputItemId}`

## Path parameters

- `itemId` string, required
- `inputItemId` string, required

## Request body

- ItemRoutingInputItemUpdateDto — An input item for routing
  - `valueTypeUnits` number, double, required — Measurement unit depending on FulcrumProduct.PublicApi.Dto.Item.Routing.InputItemUpdateDto.ValueType
  - `valueType` 'creates' | 'requires' — Specifies how a routing input item quantity is measured.

## Response `200`

Successful update of the input item

## Other responses

- `204` — Input item id provided was not found on this item
- `400` — Validation issue with input
- `404` — Item id provided is not present in the system

---

[API](https://skmtc.net/fulcrumpro/apis/fulcrum-publicapi.md) · [All operations](https://skmtc.net/fulcrumpro/apis/fulcrum-publicapi/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/fulcrumpro/fulcrum-publicapi/versions/1b5649cff14a/schema)