---
title: "Get the next available part number for a release item."
method: POST
path: "/numberingscheme/nextnumbers"
tags: ["NumberingScheme"]
---

# Get the next available part number for a release item.

`POST /numberingscheme/nextnumbers`

Provide either the company ID or the ID of a document owned by the company. See [API Guide: Release Management](https://onshape-public.github.io/docs/api-adv/relmgmt/#get-the-next-available-part-number) for an example.

## Query parameters

- `cid` string
- `did` string

## Response `default`

default response

---

[API](https://skmtc.net/onshape/apis/onshape-rest-api.md) · [All operations](https://skmtc.net/onshape/apis/onshape-rest-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/onshape/onshape-rest-api/revisions/aaa3e1322450/schema)