TriggerRedditReal-timeUpdated June 2026

When does Reddit fire on new comments in a subreddit?

Short answer: Drop the "Reddit → Reddit New Comment in Subreddit" trigger on your workflow canvas, add filters if you want them, and publish. It fires within seconds of the event in Reddit, not on a polling schedule.

Use this trigger All 2 Reddit triggers

Anatomy

What this trigger looks like in a workflow.

Drop it on the canvas. Configure a couple of fields. Publish.

In the builder

Trigger

Reddit New Comment in Subreddit

When the matching event happens

new commentnew reddit commenton new commentwhen comment createdwatch for new commentwhen a new comment is posted in subredditnew subreddit comment

What this trigger returns

for the curious

You don’t need to read this. Tiny Command auto-maps every field into the visual picker so downstream nodes can pull values by clicking. We show it here for power users who want to know what’s on the wire.

{
  "data": {
    "after": "t1_x4y5z6",
    "children": [
      {
        "data": {
          "id": "x4y5z6",
          "body": "Great point! I completely agree with this approach.",
          "name": "t1_x4y5z6",
          "score": 8,
          "author": "commenter456",
          "link_id": "t3_1a2b3c",
          "parent_id": "t3_1a2b3c",
          "permalink": "/r/programming/comments/1a2b3c/interesting_discussion/x4y5z6/",
          "subreddit": "programming",
          "link_title": "Interesting discussion about programming",
          "created_utc": 1714064400
        }
      }
    ]
  }
}

Output shape

Fields available to downstream nodes.

Every field below can be referenced by name in any action or filter that comes after this trigger.

Field	Type	Example
data	object	{ … }
data.after	string	"t1_x4y5z6"
data.children	array	[{"data":{"id":"x4y5z6","body":"Great point! I completely ag

Pairs with

Drop these actions after Reddit New Comment in Subreddit.

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FAQ

Questions about Reddit New Comment in Subreddit.

How does the Reddit New Comment in Subreddit trigger work in Reddit?

Fires on any new comment in the configured subreddit. Payload includes the comment, author, parent post. For "monitor brand mentions in r/Gaming" or "auto-moderate spam patterns" workflows.

Is the Reddit New Comment in Subreddit trigger real-time?

Yes. Reddit New Comment in Subreddit uses webhooks or push subscriptions, not polling. Your workflow fires within seconds of the event happening in Reddit.

What data does Reddit New Comment in Subreddit return?

The full event payload from Reddit. The output shape table on this page lists every field, its type, and an example value so you can map fields into downstream nodes.

Can I filter Reddit New Comment in Subreddit so only some events start a workflow?

Yes. Add a Filter node right after the trigger and match on any field, whether that's subject, sender, status, or anything else in the payload. Workflows only continue when the filter passes.

Do I need Reddit admin permissions to use Reddit New Comment in Subreddit?

For most Reddit accounts a standard user can authorize the trigger. Some Reddit plans require an admin to enable third-party webhooks. Check Reddit's docs if the trigger fails to register.