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WEBHOOK
probability-spike
{
  "position_id": "<string>",
  "spike_direction": "up",
  "spike_pct": 123,
  "condition_id": "<string>",
  "event_slug": "<string>",
  "outcome": "<string>",
  "outcome_index": 123
}

Body

application/json
​
position_id
string
required

Outcome token ID

​
spike_direction
enum<string>
required

"up" = probability rising, "down" = probability falling

Available options:
up,
down
​
spike_pct
number
required

Percentage move that triggered this notification. Positive = up, negative = down.

​
condition_id
string | null

Market condition ID

​
event_slug
string | null

Event slug

​
outcome
string | null

Outcome name (e.g. "Yes", "No")

​
outcome_index
integer<int16> | null

Outcome index

Response

Webhook delivery acknowledged

Last modified on March 17, 2026