Send Teams Channel Message: Microsoft Teams action

Inputs

The fields this action accepts.

Every field can be mapped from an upstream trigger, AI step, table row, or hard-coded literal.

Field	Type	Required	Description
Team ID team_id	string	Required	Team ID. Example: 19:abc123@thread.tacv2
Channel ID channel_id	string	Required	Channel ID. Example: 19:def456@thread.tacv2
Message content	string	Required	Message content (supports HTML)

Sample request

{
  "team_id": "e.g. 19:abc123@thread.tacv2",
  "channel_id": "e.g. 19:def456@thread.tacv2",
  "content": "e.g. <b>Build deployed!</b> Version 2.1.0 is now live."
}

Returns

{
  "id": "msg123",
  "body": {
    "content": "Build deployed!"
  },
  "createdDateTime": "2025-01-15T12:00:00Z"
}

Use these fields in downstream nodes for routing, logging, or error handling.

FAQ

Questions about Send Teams Channel Message.

What does the Send Teams Channel Message action do in Microsoft Teams?

Posts a new message to a specific channel with optional rich content (Adaptive Cards). The base hook for "external event → post to team channel" workflows.

What inputs does Send Teams Channel Message require?

Required: Team ID, Channel ID, Message. Every input accepts a static value or a variable from any upstream node in your workflow.

Can I use dynamic inputs from earlier workflow nodes?

Yes. Any field on this action can pull values from upstream nodes, whether that's a form response, a trigger payload, an AI output, or a lookup result.

What happens if Microsoft Teams returns an error?

The workflow pauses on the failed node, the error message is captured in the run log, and you can retry the run with one click. Auto-retry policies are configurable per workflow with exponential backoff up to 5 attempts.

Does Send Teams Channel Message support batch operations?

Yes. Run Send Teams Channel Message inside a Loop node to process arrays. Tiny Command handles Microsoft Teams's rate limits automatically so you don't have to throttle manually.

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