channelData.slack.blocks in reply delivery for Block Kit messages through Slack.
Slack Block Kit
Agents can send Block Kit messages through Slack — buttons, selects, sections, and rich layouts.
Usage
Include channelData.slack.blocks in reply delivery. The agent's structured output is sent as native Slack blocks instead of plain text.
When it helps
- Interactive approval flows
- Rich status updates with buttons
- Structured choices for the user