---
title: "Add contents to a collection"
method: POST
path: "/collections/{coluuid}"
tags: ["collections"]
---

# Add contents to a collection

`POST /collections/{coluuid}`

This endpoint adds already-pinned contents (that have ContentIDs) to a collection.

## Path parameters

- `coluuid` string, required

## Query parameters

- `dir` string
- `overwrite` string

## Request body

- integer[]

## Response `200`

OK

- string

## Other responses

- `400` — Bad Request
- `500` — Internal Server Error

---

[API](https://skmtc.net/application-research/apis/estuary-api.md) · [All operations](https://skmtc.net/application-research/apis/estuary-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/application-research/estuary-api/versions/b9ae518bf64b/schema)