Post Conversion Events - Markifact

Sends server-side conversion events to a Reddit Pixel (Reddit’s Conversions API) for attribution and optimization, with optional test mode. Find pixel IDs with reddit_ads_list_pixels. Requires reconnecting the Reddit account to grant the adsconversions scope.


App	Reddit Ads
Operation ID	`reddit_ads_post_conversion_events`
Type	Action
Connection	`reddit_ads` (required)
Credits per run	1
Agent / MCP tool	Yes
Requires approval	Yes (write operation)

Inputs

Field	Type	Required	Default	Description
`pixel_id`	string or SelectItem	Yes	-	ID of the Reddit Pixel to post the conversion events to. Find pixel IDs with reddit_ads_list_pixels.
`events`	array of object or string	Yes	-	Official Reddit Ads v3 conversion event objects as a JSON list, sent as-is. Each event requires event_at (Unix epoch milliseconds), action_source (WEBSITE, APP, OTHER, or PHYSICAL_STORE), and type with tracking_type (PAGE_VISIT, VIEW_CONTENT, SEARCH, ADD_TO_CART, ADD_TO_WISHLIST, PURCHASE, LEAD, SIGN_UP, or CUSTOM with custom_event_name). Optional: click_id (recommended for attribution), event_source_url, metadata (conversion_id for deduplication, currency, value, item_count, products), and user match keys (email, phone_number, external_id, ip_address, user_agent, aaid, idfa, uuid). Example: [{“event_at”: 1753900000000, “action_source”: “WEBSITE”, “type”: {“tracking_type”: “PURCHASE”}, “metadata”: {“conversion_id”: “order-123”, “currency”: “USD”, “value”: 49.99}, “user”: {“email”: “user@example.com”, “ip_address”: “203.0.113.7”}}]
`test_id`	string	No	-	Optional test ID from the Reddit Events Manager testing tool; when set, events are treated as test events.

SelectItem

Field	Type	Required	Default	Description
`value`	string	Yes	-	The value of the selectable item.
`label`	string	Yes	-	The label of the selectable item, used for display purposes. If not provided, defaults to the value.

Output

Type: Dict Returns the accepted event count. Fields: pixel_id, event_count, test_mode