---
title: "Add up to 500 items with per-item errors"
method: POST
path: "/v1/collections/{collectionId}/items/bulk"
tags: ["Collection items"]
---

# Add up to 500 items with per-item errors

`POST /v1/collections/{collectionId}/items/bulk`

## Request

- Base URL: `https://api.dropl.io` (the document declares no server; this is the origin it was published from)
- URL: `https://api.dropl.io/v1/collections/{collectionId}/items/bulk`
- Auth: HTTP bearer

Requires the `collections:write` scope (add, edit, reorder, and delete collection items). Send `Idempotency-Key` to retry safely: a repeat with the same key and body within 24 hours returns the first response.

## Path parameters

- `collectionId` string, uuid, required

## Headers

- `Idempotency-Key` string

## Request body

- BulkCreateCollectionItemsRequest
  - `items` CreateCollectionItemRequest[], required
    - `values` CollectionItemValues, required: Field key → value. Prices are { amount, currency }; image fields hold photo ids from this collection's media uploads.
    - `status` 'draft' | 'published'
    - `slug` string
  - `dryRun` boolean
  - `mode` 'valid_only' | 'all_or_nothing'

## Response `200`

Success

- BulkCreateCollectionItemsResult
  - `created` CollectionItem[], required
    - `id` string, uuid, required
    - `slug` string, required
    - `status` 'draft' | 'published', required
    - `position` integer, required
    - `title` string, required
    - `values` CollectionItemValues, required: Field key → value. Prices are { amount, currency }; image fields hold photo ids from this collection's media uploads.
    - `createdAt` string, date-time, required
    - `updatedAt` string, date-time, required
    - `publishedAt` string, date-time, nullable, required
    - `deletedAt` string, date-time, nullable, required
    - `updatedBy` object, nullable, required
      - `label` string, required
      - `kind` 'user' | 'api_key' | 'system', required
  - `errors` object[], required
    - `index` integer, required
    - `errors` object, required
  - `dryRun` boolean, required

## Other responses

- `400`: Validation failed
- `401`: `INVALID_API_KEY`: missing, invalid, expired, or revoked key
- `403`: `INSUFFICIENT_SCOPE` (names the missing scope), `SITE_RESTRICTED_KEY`, or a plan limit
- `404`: Not found, or outside the key's sites
- `409`: `IDEMPOTENCY_KEY_IN_PROGRESS` or a conflict
- `422`: `IDEMPOTENCY_KEY_REUSED`
- `429`: Rate limited

---

[API](https://skmtc.dev/dropl/apis/dropl-public-api.md) · [All operations](https://skmtc.dev/dropl/apis/dropl-public-api/llms.txt) · [OpenAPI document](https://skmtc.dev/dropl/apis/dropl-public-api/revisions/8a42e1f968d4?raw)