Prediction market odds moved
market.odds_moved · Planned: built in order of demand
What it is
Public: from open or licensed sources, shared by everyone who subscribes.
- Example: Odds of an ECB rate cut in December rose from 42% to 61% in an hour
- Standard envelope; a typed payload schema comes with its first source
- Not collected yet: ask for it and it moves up the list
Example event, standard format
{
"specversion": "1.0",
"id": "evt_01M5EV0NM077Q4582NH5N933FQ",
"type": "market.odds_moved",
"source": "/sources/examples/market",
"time": "2026-10-21T09:00:00Z",
"observed_at": "2026-10-21T09:00:42Z",
"dataschema": "https://schemas.worldsignals.dev/market.odds_moved/1.json",
"datacontenttype": "application/json",
"visibility": "public",
"country": "XX",
"subject": {
"kind": "market",
"name": "Will the ECB cut rates in December?",
"ws_id": "ent_01M5EV0NM0DDB9WZW1KXY2CE2Z"
},
"title": "Odds of an ECB rate cut in December rose from 42% to 61% in an hour",
"data": {
"changes": [
{
"field": "probability",
"from": 0.42,
"to": 0.61
}
],
"window": "PT1H"
},
"provenance": {
"source_id": "example",
"source_name": "Example data",
"url": "https://example.com/worldsignals/market.odds_moved",
"licence": "Example only, not a real record",
"method": "example"
},
"confidence": 0.95,
"personal_data": false,
"revision": 1,
"tags": [
"example"
]
}Give your agents something to notice
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