---
title: "Configure Slack assistant installation"
method: PUT
path: "/v1/mcp-connections/{connectionId}/slack-assistant"
tags: ["Authentication"]
---

# Configure Slack assistant installation

`PUT /v1/mcp-connections/{connectionId}/slack-assistant`

Save the connector's Slack assistant settings and optionally replace its signing secret. Enabling requires the platform capability and OpenWork Web access. Requires a workspace admin browser session and recent verification.

## Path parameters

- `connectionId` string, typeid, required

## Request body

- object
  - `enabled` boolean, required
  - `signingSecret` string
  - `channelIds` string[]
  - `shadowMode` boolean
  - `dailyLimit` integer
  - `model` string, nullable — Gateway model alias for headless runs; null restores the runner default. Omit to keep the current model.

## Response `200`

Slack assistant settings saved.

- OkResponse
  - `ok` true, required

## Other responses

- `400` — Invalid parameters or incomplete Slack setup.
- `401` — Authentication required.
- `403` — Admin access, recent verification, or Slack eligibility required.
- `404` — Organization or connection not found.
- `409` — Connection changed while saving.

## Changes

- **2026-10-01** `df3754993784` — 1 info
  - added the optional property `anyOf[#/components/schemas/InvalidRequestError]/message` to the response with the `400` status
- **2026-10-01** `406852f37cc0` — 1 info
  - endpoint added

[Change history](https://skmtc.dev/openworklabs/apis/den-api/changes/v1/mcp-connections/:connectionId/slack-assistant/put.md)

---

[API](https://skmtc.dev/openworklabs/apis/den-api.md) · [All operations](https://skmtc.dev/openworklabs/apis/den-api/llms.txt) · [OpenAPI document](https://skmtc.dev/openworklabs/apis/den-api/revisions/df3754993784?raw)