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POST
/
api
/
v1
/
simpleOrders
/
easyMarketOrder
Easy market order (slug + outcome)
curl --request POST \
  --url https://api.vatic.trading/api/v1/simpleOrders/easyMarketOrder \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --data '
{
  "walletId": "550e8400-e29b-41d4-a716-446655440000",
  "slug": "will-arsenal-win-the-202526-english-premier-league",
  "outcome": "Yes",
  "side": "BUY",
  "amount": 50
}
'
{
  "ok": true,
  "orderId": "0xdef...",
  "status": "matched",
  "latencyS": 0.83,
  "order": {
    "slug": "will-arsenal-win-the-202526-english-premier-league",
    "outcome": "Yes",
    "tokenId": "713...",
    "side": "BUY",
    "amount": 50,
    "negRisk": false
  }
}

Authorizations

​
x-api-key
string
header
required

Required for order endpoints. Obtain your API key from the Vatic dashboard.

Body

application/json
​
walletId
string<uuid>
required
​
slug
string
required

Polymarket market slug.

​
outcome
string
required

Case-insensitive outcome name (e.g. Yes, No).

​
side
enum<string>
required
Available options:
BUY,
SELL
​
amount
number
required

BUY: USDC to spend. SELL: shares to sell.

​
eventSlug
string

Optional — validates the market belongs to this event.

​
orderType
enum<string>
default:FOK
Available options:
FOK,
FAK

Response

Order result