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Api Endpoint

Saylor Innovations Shipment Car

Shipment carbon estimate from cargo mass, distance and mode (air, road, rail, sea) in kg CO2e

Open interactive test console

Offering

Provider
saylorinnovations.com
Method
GET
Offering type
Api Endpoint
Transport type
http
Category
Weather And Environment
Delivery
Not provided
Pricing model
Not provided
x402 version
2

Endpoint context

URL
https://saylorinnovations.com/api/shipping/carbon
MIME type
application/json
First seen
2026-10-16T01:51:51.176Z
Last seen
Tags
shipping, carbon, transparent, shipment-carbon, screening, eta, freight-class, emissions

Website

Payment pricing

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

Payment option 1
0.01 USDC
Atomic price: 10000 · Network: eip155:8453 · Asset: USDC · Scheme: exact
Payment option 2
0.01 USDC
Atomic price: 10000 · Network: eip155:137 · Asset: USDC · Scheme: exact
Payment option 3
0.01 USDC
Atomic price: 10000 · Network: eip155:42161 · Asset: USDC · Scheme: exact
Payment option 4
0.01 USDC
Atomic price: 10000 · Network: solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp · Asset: USDC · Scheme: exact
Payment option 5
10000 atomic units
Atomic price: 10000 · Network: solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp · Asset: Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB · Scheme: exact
Raw x402 terms
[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "10000",
    "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa"
  },
  {
    "scheme": "exact",
    "network": "eip155:137",
    "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
    "amount": "10000",
    "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa"
  },
  {
    "scheme": "exact",
    "network": "eip155:42161",
    "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
    "amount": "10000",
    "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa"
  },
  {
    "scheme": "exact",
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
    "amount": "10000",
    "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7"
  },
  {
    "scheme": "exact",
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "asset": "Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB",
    "amount": "10000",
    "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7"
  }
]

Observed health

Status
Healthy
Latest latency
1174 ms
Average latency
1071 ms
HTTP status
402
Last checked
Reachability
100% over 7 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",
        "POST",
        "PUT",
        "PATCH",
        "DELETE",
        "HEAD"
      ]
    },
    "queryParams": {
      "type": "object",
      "properties": {
        "weight_kg": {
          "type": "string",
          "description": "required finite cargo mass, 0.001-100000000 kg (query)"
        },
        "distance_km": {
          "type": "string",
          "description": "required finite one-way distance, 0.1-1000000 km (query)"
        },
        "mode": {
          "type": "string",
          "description": "required one of air, road, rail, sea (query)"
        }
      },
      "required": [
        "weight_kg",
        "distance_km",
        "mode"
      ]
    }
  },
  "required": [
    "type",
    "method",
    "queryParams"
  ],
  "additionalProperties": false
}

Output schema

{
  "type": "object",
  "properties": {
    "type": {
      "type": "string",
      "const": "json"
    },
    "description": {
      "type": "string"
    },
    "example": {
      "type": "object",
      "additionalProperties": true,
      "description": "Output fields observed in live endpoint responses; optionality and values can vary by record.",
      "properties": {
        "weight_kg": {
          "type": "number",
          "description": "Weight in kilograms"
        },
        "distance_km": {
          "type": "number",
          "description": "Distance in kilometres"
        },
        "mode": {
          "type": "string",
          "description": "Mode used"
        },
        "emission_factor_kg_co2e_per_tonne_km": {
          "type": "number",
          "description": "Emission factor kg co2e per tonne, in kilometres"
        },
        "estimated_kg_co2e": {
          "type": "number",
          "description": "Estimated kg co2e"
        },
        "estimated_g_co2e": {
          "type": "number",
          "description": "Estimated g co2e"
        },
        "tonne_km": {
          "type": "number",
          "description": "Tonne, in kilometres"
        },
        "formula": {
          "type": "string",
          "description": "Formula used for the calculation"
        },
        "factors": {
          "type": "object"
        },
        "rounding": {
          "type": "string",
          "description": "Rounding rule applied to the figures"
        },
        "scope_note": {
          "type": "string",
          "description": "What this data covers and what it leaves out"
        },
        "source_note": {
          "type": "string",
          "description": "Source note"
        }
      },
      "required": [
        "weight_kg",
        "distance_km",
        "mode",
        "estimated_kg_co2e",
        "formula",
        "scope_note"
      ]
    }
  },
  "required": [
    "type"
  ]
}