Index onlineMerchant portal
Api Endpoint

PreReason: Financial Market Context API and MCP Server for AI Agents

Copper through a copper futures fund. CPER's share price and the World Bank's monthly average LME copper price per metric ton, speculators' net position in COMEX copper futures (CFTC), and the dollar and gold funds beside it, each with its measured relationship to CPER. Commodity market data for research 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/commodities/copper
MIME type
application/json
First seen
2026-10-16T01:50:24.663Z
Last seen
Tags
commodities, Macro, AI, Crypto, Search, Trading, Utility

Website

Payment pricing

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

Payment option 1
0.03 USDC
Atomic price: 30000 · Network: eip155:8453 · Asset: USDC · Scheme: exact
Payment option 2
0.03 USDC
Atomic price: 30000 · Network: solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp · Asset: USDC · Scheme: exact
Raw x402 terms
[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "30000",
    "payTo": "0xa499f6F6ab97ba87DB2e1fD7a1e3534125b60018"
  },
  {
    "scheme": "exact",
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
    "amount": "30000",
    "payTo": "H9PEqUrPuagH87tgBpuNizmxPKFtWhWozU21bq74nL5H"
  }
]

Observed health

Status
Healthy
Latest latency
195 ms
Average latency
527 ms
HTTP status
402
Last checked
Reachability
100% over 13 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"
}