---
title: "Add item to an invoice"
method: POST
path: "/v1/workspaces/{workspaceId}/invoices/{invoiceId}/items"
tags: ["Invoice"]
---

# Add item to an invoice

`POST /v1/workspaces/{workspaceId}/invoices/{invoiceId}/items`

## Path parameters

- `workspaceId` string, required — Represents a workspace identifier across the system.
- `invoiceId` string, required — Represents an invoice identifier across the system.

## Request body

- CreateInvoiceItemRequestV1
  - `applyTaxes` 'TAX1' | 'TAX2' | 'TAX1TAX2' | 'NONE', required — Represents taxes applied to the invoice item. Applies only when the specified taxes are active on the invoice.
  - `description` string, required — Represents an invoice item description.
  - `itemType` string, required — Represents an item type.
  - `quantity` integer, required — Represents an item quantity.
  - `unitPrice` integer, required — Represents an item unit price.

## Response `200`

OK

- InvoiceOverviewDtoV1 — unresolved $ref

## Changes

- **2026-08-20** `a5b636acbcd8` — 20 info
  - the `applyTaxes` request property default value `` was added
  - the `description` request property default value `` was added
  - the `itemType` request property default value `` was added
  - the `` response's property default value `` was added for the status `200`
  - …16 more

[Change history](https://skmtc.dev/clockify/apis/clockify-api/changes/v1/workspaces/:workspaceId/invoices/:invoiceId/items/post.md)

---

[API](https://skmtc.dev/clockify/apis/clockify-api.md) · [All operations](https://skmtc.dev/clockify/apis/clockify-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/clockify/clockify-api/revisions/a5b636acbcd8/schema)