Leverage liquidation price API

Isolated-margin liquidation price for a leveraged position: long liqPrice = entry · (1 − 1/leverage + maintenanceMarginRate). Deterministic margin math LLMs get wrong. Answers 'where do I get liquidated at 10x','liquidation price for my long','how far can price drop before margin call'.

Price$0.01per request

MethodPOST

Route/v1/calc/trade-leverage-liquidation

StatusLive

MIME typeapplication/json

Rate limit120/minute

CacheNo cache

calctradingleverageliquidationmarginfuturesperpetualsrisk

API URLhttps://x402.hexl.dev/v1/calc/trade-leverage-liquidation

Integration docs

Example request

{
  "entry": 100,
  "leverage": 10,
  "direction": "long",
  "maintenanceMarginRate": 0.005
}

Example response

{
  "entry": 100,
  "leverage": 10,
  "direction": "long",
  "maintenanceMarginRate": 0.005,
  "initialMarginRate": 0.1,
  "liquidationPrice": 90.5,
  "liquidationMovePct": 9.5,
  "formula": "long: liqPrice = entry · (1 − 1/leverage + mmr)"
}

Input schema

{
  "type": "object",
  "required": [
    "entry",
    "leverage"
  ],
  "properties": {
    "entry": {
      "type": "number",
      "examples": [
        100
      ]
    },
    "leverage": {
      "type": "number",
      "examples": [
        10
      ]
    },
    "direction": {
      "type": "string",
      "enum": [
        "long",
        "short"
      ],
      "default": "long"
    },
    "maintenanceMarginRate": {
      "type": "number",
      "default": 0.005,
      "description": "Maintenance margin rate (decimal).",
      "examples": [
        0.005
      ]
    }
  }
}

Output schema

{
  "type": "object",
  "additionalProperties": true
}