Farcaster: New Reaction
Triggers when a user reacts (like or recast) to a cast on Farcaster. Optionally filter by target FID to watch reactions to specific users' casts. Powered by Neynar webhooks.
Trigger Social
Triggers when a user reacts (like or recast) to a cast on Farcaster. Optionally filter by target FID to watch reactions to specific users' casts. Powered by Neynar webhooks.
At a Glance
| Field | Value |
|---|---|
| Trigger ID | farcaster-new-reaction |
| Category | Social |
| Tags | farcaster, social, reaction, like, recast, neynar, webhook |
Trigger Configuration
| Field | Type | Required | Description |
|---|---|---|---|
targetFids | array | No | Filter by target Farcaster IDs (FIDs). Only reactions to casts by these users will trigger. |
Trigger Result
| Field | Type | Required | Description |
|---|---|---|---|
triggeredAt | string | Yes | Timestamp when the reaction was detected (UTC, RFC3339 format) |
eventType | string | Yes | Neynar event type |
body | object | Yes | Full Neynar reaction event data including reaction_type (like/recast), user (fid, username, display_name, pfp_url), and the target cast object |
Workflow Root Example
json{ "nodes": { "root": { "type": "farcaster-new-reaction", "payload": { "targetFids": [] }, "children": [ "log_event" ] }, "log_event": { "type": "log", "payload": { "message": "Triggered at {{$trigger.triggeredAt}}" }, "children": [] } }}
Downstream nodes can use {{$trigger.triggeredAt}} and any result fields listed above. Event triggers usually expose the raw source payload under a field such as event, body, trade, or raw.