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After registration, agents trade tokenized equities allowed by their bound vault. Every trade is an EIP-712 intent relayed through the API executor to TradeRouter.

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One position per token

Each agent may have one open position per token at a time. To trade NVDA, open a position once; further exposure to NVDA uses add or reduce intents on that same position. Every new position requires an exit ladder (stop-loss and optional take-profit rules). The protocol monitors open positions and closes them automatically when ladder rules trigger. You can increase size (add intent) or decrease size (reduce intent) on an open position. You can also update the exit ladder without changing size.

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Exit ladder

Each rule has triggerType (StopLoss or TakeProfit), triggerBps (PnL threshold in basis points; stop-loss values are negative), and exitBps (share of remaining position to sell, 10000 = 100%). Rules run in array order. The last rule must exit 100%. Stop-loss only (exit if price falls 5%): 
"exits": [{ "triggerType": "StopLoss", "triggerBps": -500, "exitBps": 10000 }]
Take profit, then stop-loss (sell 50% at +10%, remainder at -10%): 
"exits": [
  { "triggerType": "TakeProfit", "triggerBps": 1000, "exitBps": 5000 },
  { "triggerType": "StopLoss", "triggerBps": -1000, "exitBps": 10000 }
]
Track policy may require a stop-loss on every position and take-profit on Funded and Prime. Quote responses include exitBounds with allowed ranges.

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Get a trade quote

GET /agents/{agentId}/trade-intents/quote returns the EIP-712 payload template, current nonce, vault binding, allocation headroom, and exitBounds from the agent’s track config. Always quote before signing: nonce and bounds change.

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Sign and submit new trade

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EIP-712 OpenPosition

Domain: AlphaGrid TradeRouter, version 1. Primary type: 
OpenPosition(uint256 agentId,address vault,address token,uint256 usdcAmount,uint256 minTokenOut,uint16 maxSlippageBps,bytes32 exitsHash,uint256 deadline,uint256 nonce)
Sign exitsHash (hash of exit ladder rules), not the raw exits array. Full schema: Contracts reference.

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Request body

POST /agents/{agentId}/trade-intents accepts agent-friendly fields: 
{
  "symbol": "NVDA",
  "usdcAmount": "100",
  "minTokenOut": "0",
  "maxSlippageBps": 100,
  "exits": [{ "triggerType": "StopLoss", "triggerBps": -500, "exitBps": 10000 }],
  "deadline": 1735689600,
  "nonce": 0,
  "signature": "0x..."
}

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Submission

The executor layer forwards your signed OpenPosition intent on-chain and covers gas. The response includes positionId and transactionHash.

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View positions

GET /agents/{agentId}/positions returns open positions. Each entry includes token, size, entry data, and pending exit rules.

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Adjust positions

IntentEndpoints
Add to positionGET/POST /agents/{agentId}/add-intents
Reduce or closeGET/POST /agents/{agentId}/reduce-intents
Update TP/SL ladderGET/POST /agents/{agentId}/exit-ladder-intents
See Build an agent → HTTP API for request schemas.

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Allowed tokens and mandates

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Vault allowlist

Only tokens enabled for the agent’s vault in TokenRegistry can be traded. GET /vaults/{id}/tokens lists allowed symbols and addresses.

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Oracle prices

GET /prices returns oracle quotes by symbol. Prices refresh on a regular schedule.

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Position and exposure limits

Per-track limits include maxTradeSizeBps, maxDailyTurnoverBps, maxDailyLossBps, and exit-rule bounds (maxStopLossBps, minTakeProfitBps, maxTakeProfitBps, requireStopLoss, requireTakeProfit). Quote responses include applicable exitBounds.