Index onlineMerchant portal
Api Endpoint

PreReason

Foreign exchange (forex) liquidity. Dollar strength (the UUP ETF, a dollar index proxy), EUR/USD, USD/CNY, Treasury yields. FX and global liquidity data for currency and crypto agents. A paid call serves today or any ?date= on record.

Open interactive test console

Offering

Provider
api.prereason.com
Method
GET
Offering type
Api Endpoint
Transport type
http
Category
Financial Analysis
Delivery
Not provided
Pricing model
Not provided
x402 version
2

Endpoint context

URL
https://api.prereason.com/api/fx
MIME type
application/json
First seen
2026-10-16T01:50:24.663Z
Last seen
Tags
FX, dollar, Macro, Liquidity

Website

Payment pricing

x402 payment terms are the authoritative price for calling this endpoint.

Payment option 1
0.05 USDC
Atomic price: 50000 · Network: eip155:8453 · Asset: USDC · Scheme: exact
Payment option 2
0.05 USDC
Atomic price: 50000 · Network: solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp · Asset: USDC · Scheme: exact
Raw x402 terms
[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "50000",
    "payTo": "0xa499f6F6ab97ba87DB2e1fD7a1e3534125b60018"
  },
  {
    "scheme": "exact",
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
    "amount": "50000",
    "payTo": "H9PEqUrPuagH87tgBpuNizmxPKFtWhWozU21bq74nL5H"
  }
]

Observed health

Status
Healthy
Latest latency
177 ms
Average latency
516 ms
HTTP status
402
Last checked
Reachability
100% over 14 checks

Latency is measured to the first response headers. A reachable result does not verify response accuracy or merchant identity.

Input schema

{
  "type": "object",
  "properties": {
    "type": {
      "type": "string",
      "const": "http"
    },
    "method": {
      "type": "string",
      "enum": [
        "GET"
      ]
    },
    "queryParams": {
      "type": "object",
      "properties": {
        "format": {
          "type": "string",
          "description": "Response format. markdown is token-optimized for LLMs, json is structured. Default is markdown.",
          "enum": [
            "json",
            "markdown"
          ]
        },
        "date": {
          "type": "string",
          "description": "Historical date in YYYY-MM-DD format. A paid call serves today or any ?date= on record.",
          "pattern": "^\\d{4}-\\d{2}-\\d{2}$"
        }
      }
    }
  },
  "required": [
    "type",
    "method"
  ],
  "additionalProperties": false
}

Output schema

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "properties": {
    "input": {
      "additionalProperties": false,
      "properties": {
        "method": {
          "enum": [
            "GET"
          ],
          "type": "string"
        },
        "queryParams": {
          "properties": {
            "date": {
              "description": "Historical date in YYYY-MM-DD format. A paid call serves today or any ?date= on record.",
              "pattern": "^\\d{4}-\\d{2}-\\d{2}$",
              "type": "string"
            },
            "format": {
              "description": "Response format. markdown is token-optimized for LLMs, json is structured. Default is markdown.",
              "enum": [
                "json",
                "markdown"
              ],
              "type": "string"
            }
          },
          "type": "object"
        },
        "type": {
          "const": "http",
          "type": "string"
        }
      },
      "required": [
        "type",
        "method"
      ],
      "type": "object"
    },
    "output": {
      "properties": {
        "example": {
          "type": "object"
        },
        "type": {
          "type": "string"
        }
      },
      "required": [
        "type"
      ],
      "type": "object"
    }
  },
  "required": [
    "input"
  ],
  "type": "object"
}