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Create Order
curl --request POST \
  --url https://synthesis.trade/api/v1/wallet/pol/{wallet_id}/order \
  --header 'Content-Type: application/json' \
  --header 'X-API-KEY: <api-key>' \
  --data '
{
  "token_id": "<string>",
  "side": "<string>",
  "type": "<string>",
  "amount": "<string>",
  "units": "<string>",
  "price": "<string>"
}
'
{
  "success": true,
  "response": {
    "order_id": "0xa1b2c3d4e5f6a1b2c3d4e5f6a1b2c3d4e5f6a1b2c3d4e5f6a1b2c3d4e5f6a1b2",
    "token_id": "21742633143463906290569050155826241533067272736897614950488156847949938836455",
    "side": "BUY",
    "type": "MARKET",
    "amount": "100.000",
    "shares": "152.300",
    "filled": "0.000",
    "price": "0.657",
    "fee": {},
    "units": "USDC",
    "status": "MATCHED",
    "created_at": "2026-01-01T00:00:00",
    "updated_at": "2026-01-01T00:00:00"
  }
}

Authorizations

​
X-API-KEY
string
header
required

Account secret API key.

Path Parameters

​
wallet_id
string
required

Body

application/json
​
token_id
string
required

Polymarket token ID as a numeric string.

​
side
string
required

BUY or SELL.

​
type
string
required

MARKET, LIMIT, or STOPLOSS.

​
amount
string
required

Order amount as string or number.

​
units
string
required

USDC or SHARES.

​
price
string

Required for LIMIT and STOPLOSS. Must be greater than 0 and less than or equal to 1.

Response

201 - application/json

Polygon order created | Polygon stoploss created