---
title: "Remove Watchlist Members"
method: DELETE
path: "/v1/watchlists/{watchlist_id}/members"
tags: ["watchlists"]
---

# Remove Watchlist Members

`DELETE /v1/watchlists/{watchlist_id}/members`

## Request

- Base URL: `https://api.rivermarkets.com` (the document declares no server; this is the origin it was published from)
- URL: `https://api.rivermarkets.com/v1/watchlists/{watchlist_id}/members`
- Auth: none declared

Remove river_ids from a watchlist. Remaining members keep their relative order.

## Path parameters

- `watchlist_id` string, uuid, required

## Request body

- WatchlistMemberAdd: Request schema for adding members to a watchlist (appended at the end).
  - `river_ids` integer[], required
  - `flipped` boolean[], nullable: Parallel to river_ids; True where the member's YES is the opposite of the tracked outcome

## Response `204`

Successful Response

## Other responses

- `422`: Validation Error

## Changes

- **2026-09-14** `1318dc57d3b2`: 1 info
  - added the new optional request property `flipped`

[Operation history](https://skmtc.dev/rivermarkets/apis/river-finance-api/changes/v1/watchlists/:watchlist_id/members/delete.md)

---

[API](https://skmtc.dev/rivermarkets/apis/river-finance-api.md) - [All operations](https://skmtc.dev/rivermarkets/apis/river-finance-api/llms.txt) - [OpenAPI document](https://skmtc.dev/rivermarkets/apis/river-finance-api/revisions/3732aea08430?raw)