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slack.com

Add Slack reaction

Automatically add Slack reaction on slack.com. Add an emoji reaction to a message by channel (name or id) and message ts. Emoji name without colons (e.g. 'thumbsup'). Requires login.

Input

ts required

The message's ts.

emoji required

Emoji name without colons, e.g. 'thumbsup', 'white_check_mark'.

channel required

Channel name/#name or id (C…/D…).

workspaceDomain optional

Workspace host. Defaults to the active workspace.

Output

ok required
ts optional
emoji optional
channel optional

FAQ

Add an emoji reaction to a message by channel (name or id) and message ts. Emoji name without colons (e.g. 'thumbsup'). Requires login.
Ask an AI agent connected to Reduck to run reduck/slack.com/add_reaction, or run it from a terminal with the Reduck CLI: npx @reduck-ai/cli@latest run --script reduck/slack.com/add_reaction
You do not need one. "Add Slack reaction" drives the real slack.com pages in a browser, so it works whether or not slack.com offers an API for this.
Required: channel, ts, emoji. Optional: workspaceDomain.
It returns ok, ts, emoji, channel.
Yes. It acts as you on slack.com: on your own Chrome it reuses your session, and on a Reduck-hosted browser it loads the slack.com cookies saved by the Reduck extension.
It makes changes on slack.com, like sending, posting, booking or buying something.
Ask an AI agent connected to Reduck to run reduck/slack.com/add_reaction, or run it from a terminal with the Reduck CLI: npx @reduck-ai/cli@latest run --script reduck/slack.com/add_reaction
It is part of Reduck's official curated catalogue.

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