Backtest a stated trading rule on a crypto asset's daily USD closes (Coinbase Ex

Backtest a stated trading rule on a crypto asset's daily USD closes (Coinbase Exchange) and compare it with buying and holding: SMA crossover, RSI mean reversion, DCA or buy-and-hold, 30-365 days, with fees. Returns total return, drawdown, Sharpe, win rate, exposure, every trade and the equity curve; the rules are published in every answer. Send {} for BTC, SMA 20/50, 180 days. A test of the past, not advice. Pay-per-call via x402.

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Endpoint

POST https://fiatdock.com/v1/market/backtest

Our checks, last 30 days

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Example input (from the provider)

{
  "body": {
    "asset": "BTC",
    "days": 180,
    "fast": 20,
    "slow": 50,
    "strategy": "sma_cross"
  },
  "bodyType": "json",
  "method": "POST",
  "type": "http"
}

Promised output schema (from the provider)

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "properties": {
    "input": {
      "additionalProperties": false,
      "properties": {
        "body": {
          "properties": {
            "asset": {
              "description": "Crypto asset ticker with a USD market on Coinbase Exchange (BTC, ETH, SOL, \u2026). Default BTC",
              "example": "BTC",
              "maxLength": 10,
              "type": "string"
            },
            "capitalUsd": {
              "description": "Starting capital in USD, 10-10000000 (default 1000)",
              "example": 1000,
              "maximum": 10000000,
              "minimum": 10,
              "type": "number"
            },
            "days": {
              "description": "Length of the tested window in days, 30-365 (default 180)",
              "example": 180,
              "maximum": 365,
              "minimum": 30,
              "type": "integer"
            },
            "dcaEveryDays": {
              "description": "dca: days between purchases, 1-30 (default 7)",
              "example": 7,
              "maximum": 30,
              "minimum": 1,
              "type": "integer"
            },
            "fast": {
              "description": "sma_cross: fast moving-average length in days, 2-100 (default 20)",
              "example": 20,
              "maximum": 100,
              "minimum": 2,
              "type": "integer"
            },
            "feeBps": {
              "description": "Fee on every trade in basis points, 0-100 (default 10 = 0.1%)",
              "example": 10,
              "maximum": 100,
              "minimum": 0,
              "type": "number"
            },
            "rsiBuy": {
              "description": "rsi_reversion: buy when RSI falls below this, 1-50 (default 30)",
              "example": 30,
              "maximum": 50,
              "minimum": 1,
              "type": "number"
            },
            "rsiPeriod": {
              "description": "rsi_reversion: RSI length in days, 2-50 (default 14)",
              "example": 14,
              "maximum": 50,
              "minimum": 2,
              "type": "integer"
            },
            "rsiSell": {
              "description": "rsi_reversion: sell when RSI rises above this, 50-99 (default 70)",
              "example": 70,
              "maximum": 99,
              "minimum": 50,
              "type": "number"
            },
            "slow": {
              "description": "sma_cross: slow moving-average length in days, 3-200, longer than fast (default 50)",
              "example": 50,
              "maximum": 200,
              "minimum": 3,
              "type": "integer"
            },
            "strategy": {
              "description": "sma_cross (long while the fast moving average is above the slow one), rsi_reversion (buy when RSI falls below rsiBuy, sell when it rises above rsiSell), dca (buy a fixed amount every dcaEveryDays), buy_and_hold. Default sma_cross",
              "enum": [
                "sma_cross",
                "rsi_reversion",
                "dca",
                "buy_and_hold"
              ],
              "example": "sma_cross",
              "type": "string"
            }
          },
          "required": []
        },
        "bodyType": {
          "enum": [
            "json",
            "form-data",
            "text"
          ],
          "type": "string"
        },
        "method": {
          "enum": [
            "POST"
          ],
          "type": "string"
        },
        "type": {
          "const": "http",
          "type": "string"
        }
      },
      "required": [
        "type",
        "method",
        "bodyType",
        "body"
      ],
      "type": "object"
    },
    "output": {
      "properties": {
        "example": {
          "type": "object"
        },
        "type": {
          "type": "string"
        }
      },
      "required": [
        "type"
      ],
      "type": "object"
    }
  },
  "required": [
    "input"
  ],
  "type": "object"
}

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