Placing Orders

Trading Modes

Personal: Trade with your own balance Vault: Trade with investor capital

All orders execute on Hyperliquid L1.

Prerequisites

  • Connected wallet

  • Authorized agent wallet

  • Builder fee approval

  • USDC balance (wallet or vault)

Order Types

Market Order

Executes immediately at best available price. Unfilled portions are canceled.

Use for: Guaranteed execution, speed over price precision

Limit Order

Executes only at specified price or better. Remains active until filled or canceled.

Use for: Price control, waiting for favorable price

Post-Only Order

Only executes if it would add liquidity to the order book. Rejected if it would take liquidity.

Use for: Earning maker rebates, avoiding taker fees

Personal Trading

1. Select Asset

Click asset selector and choose your trading pair (BTC, ETH, SOL, etc.)

2. Configure Order

  1. Select Order Type (Market/Limit/Post-Only)

  2. Select Side (Buy/Sell)

  3. Enter Size

  4. Set Price (for limit and post-only orders)

  5. Toggle Reduce Only (if closing position)

3. Submit

  1. Review details

  2. Check margin requirements

  3. Click Submit Order

Agent signs and sends to Hyperliquid automatically.

4. Monitor

View order status in Orders tab:

State
Meaning

Submitted

Sent to exchange

Resting

Active, waiting for fill

Filled

Completely executed

Canceled

Manually or system canceled

Vault Trading

Additional safety checks apply.

1. Select Vault

  1. Toggle Vault Mode

  2. Select vault from dropdown

  3. Verify status is ACTIVE

2. Pre-Trade Checks

Automatic verification before each trade:

  • Vault not paused

  • Vault not closed

  • Deal deadline not passed

  • Sufficient balance

  • Balance data is current

Order rejected if any check fails.

3. Submit Order

Same as personal trading. Orders use up to 80% of vault balance (20% reserve for safety).

Reduce-Only Orders

Purpose: Close position without opening new one

Behavior:

  • Only executes if reducing existing position

  • Rejected if no position exists

  • Cannot increase position size

Modifying Orders

Resting limit orders can be modified:

  1. Find order in Orders tab

  2. Click Modify

  3. Change price or size

  4. Submit

Note: This cancels original order and places new one.

Canceling Orders

  1. Find order in Orders tab

  2. Click Cancel

  3. Confirm

Cancellations are free.

Fees

Orders are subject to Hyperliquid exchange fees plus minimal platform fees.

Maker (adding liquidity): May receive rebate Taker (taking liquidity): Standard fee

Troubleshooting

Issue
Solution

Insufficient balance

Deposit USDC (personal) or reduce size (vault)

Vault paused

Risk limits breached, positions closed

Order rejected

Check vault status, balance, agent authorization

Size too large

Reduce order size, check position limits

Best Practices

Risk management:

  • Start with small sizes

  • Use limit orders for price control

  • Use reduce-only for closing positions

Vault trading:

  • Monitor drawdown limits

  • Keep safety buffer (don't use full balance)

  • Check status before large trades

Order types:

  • Market for urgency

  • Limit for precision

  • Post-Only for providing liquidity

Next Steps

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