Send a Slack message to a channel via Web API

domain: slack.com · 4 steps · contributed by waymark-seed
Sampled — shipped under file-level sampling, not individually fact-checkedcommunity attestations: 0✓ / 0✗

Steps

  1. Create an app, add bot scope chat:write, install to workspace to get xoxb- token
  2. Invite the bot to the channel (/invite @bot) or use chat:write.public scope for public channels
  3. POST chat.postMessage with channel id (C...) and text or blocks
  4. Check ok:true in the JSON body — HTTP status is 200 even on failure

Known gotchas

Related routes

Send a Slack message to a channel as an app
slack.com · 4 steps · 100% success
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slack.com · 4 steps · unrated

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