Create API Key

Create a new API key and return its secret once

Use these endpoints for order placement and risk controls.

All endpoints on this page require API key authentication.

Place Limit Order

POST /orders/limit

Request Body

Field	Type	Required	Description
e	string	Yes	Event ID
o	string	Yes	Market ID
ba	string	Yes	Outcome asset ID to trade
qa	string	Yes	Quote asset ID. Use asset_usdc
s	string	Yes	Side: BUY or SELL
p	number	Yes	Price from 0.01 to 0.99
q	number	Yes	Quantity in shares

Example Request

{
  "e": "evt_btc_100k_2026",
  "o": "mkt_btc_100k_yes_no",
  "ba": "asset_btc_100k_yes",
  "qa": "asset_usdc",
  "s": "BUY",
  "p": 0.42,
  "q": 100
}

Response 200 OK or 202 Accepted

{
  "i": "ord_7f3a9c2d"
}

Field	Type	Description
i	string	Order ID

Place Market Order

POST /orders/market

Creates a new API key.

The secret is shown only once.

Creating a new key deactivates the previous key.

Authentication

Authenticated account access required.

Common errors

Code	Description
200	OK — Request succeeded
201	Created — Resource created successfully
204	No Content — Success with no response body
400	Bad Request — Invalid parameters
401	Unauthorized — Missing or invalid authentication
403	Forbidden — Operation not allowed
404	Not Found — Resource does not exist
429	Too Many Requests — Rate limit exceeded
500	Internal Server Error

Request Body

Field	Type	Required	Description
e	string	Yes	Event ID
o	string	Yes	Market ID
ba	string	Yes	Outcome asset ID
qa	string	Yes	Quote asset ID
s	string	Yes	Side: BUY or SELL
am	number	Conditional	USDC amount to spend. Required for BUY
q	number	Conditional	Share quantity to sell. Required for SELL

Example Request for BUY

{
  "e": "evt_btc_100k_2026",
  "o": "mkt_btc_100k_yes_no",
  "ba": "asset_btc_100k_yes",
  "qa": "asset_usdc",
  "s": "BUY",
  "am": 50
}

Example Request for SELL

{
  "e": "evt_btc_100k_2026",
  "o": "mkt_btc_100k_yes_no",
  "ba": "asset_btc_100k_yes",
  "qa": "asset_usdc",
  "s": "SELL",
  "q": 100
}

Response 200 OK or 202 Accepted

{
  "i": "ord_7f3a9c2d"
}

Cancel Order

DELETE /orders/limit/{orderId}

Path Parameters

Parameter	Type	Description
orderId	string	Order ID to cancel

Example

DELETE /orders/limit/ord_7f3a9c2d

Response 200 OK or 204 No Content

Set Take Profit / Stop Loss

POST /orders/tpsl

Request Body

Field	Type	Required	Description
e	string	Yes	Event ID
o	string	Yes	Market ID
ba	string	Yes	Position asset ID
oa	string	Yes	Opening asset ID
qa	string	Yes	Quote asset ID
i	string	Yes	Indication: YES or NO
s	string	Yes	Side. Use SELL
q	number	Yes	Quantity to close
t	number	No	Take-profit price
l	number	No	Stop-loss price

At least one of t or l is required.

Example Request

{
  "e": "evt_btc_100k_2026",
  "o": "mkt_btc_100k_yes_no",
  "ba": "asset_btc_100k_yes",
  "oa": "asset_btc_100k_yes",
  "qa": "asset_usdc",
  "i": "YES",
  "s": "SELL",
  "q": 100,
  "t": 0.95,
  "l": 0.1
}

Response 200 OK or 202 Accepted

Get TP/SL Orders

GET /orders/tpsl

Query Parameters

Parameter	Type	Required	Description
assetId	string	Yes	Asset ID
status	string	No	Status filter such as ACTIVE
primary	boolean	No	Filter primary orders

Example

GET /orders/tpsl?assetId=asset_btc_100k_yes&status=ACTIVE

• Method: POST

• Path: /auth/api-key

Request body

Field	Type	Required	Description
code	string	Yes	Email confirmation code
otp	string	No	2FA OTP code, if 2FA is enabled
expiresAt	string	No	Expiration time in ISO 8601 format

Response 200 OK

[
  {
    "i": "tpsl_4e2b1a90",
    "t": 0.95,
    "l": 0.1,
    "q": 100,
    "status": "ACTIVE"
  }
]

Cancel TP/SL Order

DELETE /orders/tpsl/{tpslId}

Path Parameters

Parameter	Type	Description
tpslId	string	TP/SL order ID

Example

DELETE /orders/tpsl/tpsl_4e2b1a90

Response 200 OK or 204 No Content

Response 200 OK

{
  "id": "uuid",
  "key": "op_k_1a2b3c4d5e6f...",
  "secret": "base64_encoded_secret",
  "createdAt": "2026-01-15T10:30:00Z",
  "expiresAt": null
}

Field	Type	Description
id	string	API key record ID
key	string	Public API key
secret	string	Secret for HMAC signing
createdAt	string	Creation timestamp (ISO 8601)
expiresAt	string	Expiration timestamp or null