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POST
/
api
/
users
/
{userId}
/
withdraw
curl --request POST \
  --url https://trade.predexon.com/api/users/{userId}/withdraw \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --data '
{
  "venue": "polymarket",
  "amount": "100.00",
  "destinationAddress": "0x9876543210abcdef9876543210abcdef98765432",
  "chain": "polygon"
}
'
{
  "venue": "polymarket",
  "transactionHash": "0x1234567890abcdef",
  "amount": "100.00",
  "destinationAddress": "0x9876543210abcdef9876543210abcdef98765432",
  "chain": "polygon",
  "status": "completed"
}

Documentation Index

Fetch the complete documentation index at: https://docs.predexon.com/llms.txt

Use this file to discover all available pages before exploring further.

Legacy /api/users endpoint. New integrations should use Withdraw on the accounts path. This endpoint continues to work unchanged.
The destinationAddress must match the chain format. Polymarket withdrawals use chain: "polygon" (USDC.e); Predict withdrawals use chain: "bsc" (USDT BEP-20).

Authorizations

​
x-api-key
string
header
required

Path Parameters

​
userId
string
required

Unique identifier for the user

Body

application/json
​
venue
enum<string>
required

Source venue

Available options:
polymarket,
predict,
opinion,
limitless,
hyperliquid
​
amount
string
required

Amount to withdraw (e.g., "100.00"). Hyperliquid: $10 minimum; $1 USDC fee deducted before delivery.

​
destinationAddress
string
required

Recipient wallet address (must match chain format)

​
chain
enum<string>
required

Destination chain — polygon for Polymarket, bsc for Predict and Opinion, base for Limitless, arbitrum for Hyperliquid

Available options:
polygon,
bsc,
base,
arbitrum

Response

Withdrawal completed

​
transactionHash
string

Blockchain transaction hash for the withdrawal. Empty string for Hyperliquid withdrawals, which settle asynchronously (use withdrawalId to track).

​
amount
string

Amount withdrawn, in the venue's stablecoin — USDC.e (Polymarket), USDT (Predict / Opinion), USDC (Limitless), USDC (Hyperliquid; $1 fee deducted, recipient receives amount - 1).

​
destinationAddress
string

Recipient wallet address

​
chain
string

Destination chain

​
status
string

Withdrawal status: completed for synchronously-settled venues, pending for Hyperliquid (settlement takes ~3-4 minutes).

​
withdrawalId
string

Tracking ID for asynchronous withdrawals (Hyperliquid). Use it to correlate the request with on-chain settlement.