Api Endpoint

Forest Commerce

Check whether an isolated cart can reach checkout and expose blockers without payment. It never logs in, creates an order or finalizes checkout. Base mainnet USDC

Open interactive test console

Offering

Provider
http--forest-gas-station-mainnet--lcjl27p8lmjs.code.run
Method
POST
Offering type
Api Endpoint
Transport type
http
Category
Business And Commerce
Delivery
Not provided
Pricing model
Not provided
x402 version
2

Endpoint context

URL
https://http--forest-gas-station-mainnet--lcjl27p8lmjs.code.run/commerce/checkout-preflight
MIME type
Not provided
First seen
2026-10-16T01:50:45.949Z
Last seen
Tags
commerce, checkout

Payment pricing

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

Payment option 1
0.005 USDC
Atomic price: 5000 · Network: eip155:8453 · Asset: USDC · Scheme: exact
Raw x402 terms
[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "5000",
    "payTo": "0xb48D918151311F982d542eF5C84cc1cd54CFf7a9"
  }
]

Observed health

Status
Reachable
Latest latency
260 ms
Average latency
943 ms
HTTP status
405
Last checked
Reachability
100% over 12 checks

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

Input schema

{
  "additionalProperties": false,
  "properties": {
    "body": {
      "additionalProperties": false,
      "properties": {
        "quantity": {
          "description": "Requested item quantity to validate against provider limits.",
          "maximum": 100,
          "minimum": 1,
          "type": "integer"
        },
        "url": {
          "description": "Public HTTP(S) URL to inspect, resolve, or compare.",
          "maxLength": 2048,
          "pattern": "^https?://",
          "type": "string"
        },
        "variant_id": {
          "description": "Public provider variant identifier to validate.",
          "type": "string"
        }
      },
      "required": [
        "url",
        "quantity"
      ],
      "type": "object"
    },
    "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 schema

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "properties": {
    "input": {
      "additionalProperties": false,
      "properties": {
        "body": {
          "additionalProperties": false,
          "properties": {
            "quantity": {
              "description": "Requested item quantity to validate against provider limits.",
              "maximum": 100,
              "minimum": 1,
              "type": "integer"
            },
            "url": {
              "description": "Public HTTP(S) URL to inspect, resolve, or compare.",
              "maxLength": 2048,
              "pattern": "^https?://",
              "type": "string"
            },
            "variant_id": {
              "description": "Public provider variant identifier to validate.",
              "type": "string"
            }
          },
          "required": [
            "url",
            "quantity"
          ],
          "type": "object"
        },
        "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": {
          "additionalProperties": false,
          "properties": {
            "capability": {
              "const": "commerce.checkout-preflight",
              "description": "Public capability value used to scope this lookup."
            },
            "data": {
              "additionalProperties": false,
              "description": "Public data value used to scope this lookup.",
              "properties": {
                "blockers": {
                  "description": "Public blockers value used to scope this lookup.",
                  "type": "array"
                },
                "checkout_possible": {
                  "description": "Public checkout possible value used to scope this lookup.",
                  "type": "boolean"
                },
                "checkout_url": {
                  "description": "Public checkout url value used to scope this lookup.",
                  "type": [
                    "string",
                    "null"
                  ]
                },
                "payment_not_attempted": {
                  "const": true,
                  "description": "Public payment not attempted value used to scope this lookup."
                },
                "requires_address": {
                  "description": "Public requires address value used to scope this lookup.",
                  "type": [
                    "boolean",
                    "null"
                  ]
                },
                "requires_login": {
                  "description": "Public requires login value used to scope this lookup.",
                  "type": [
                    "boolean",
                    "null"
                  ]
                }
              },
              "required": [
                "checkout_possible",
                "checkout_url",
                "requires_address",
                "requires_login",
                "payment_not_attempted",
                "blockers"
              ],
              "type": "object"
            },
            "meta": {
              "additionalProperties": false,
              "description": "Public meta value used to scope this lookup.",
              "properties": {
                "cache": {
                  "description": "Public cache value used to scope this lookup.",
                  "enum": [
                    "hit",
                    "miss",
                    "bypass"
                  ]
                },
                "checked_at": {
                  "description": "Public checked at value used to scope this lookup.",
                  "type": "string"
                },
                "duration_ms": {
                  "description": "Public duration ms value used to scope this lookup.",
                  "minimum": 0,
                  "type": "integer"
                },
                "provider": {
                  "description": "Public provider value used to scope this lookup.",
                  "type": [
                    "string",
                    "null"
                  ]
                }
              },
              "required": [
                "provider",
                "checked_at",
                "cache",
                "duration_ms"
              ],
              "type": "object"
            },
            "ok": {
              "const": true,
              "description": "Public ok value used to scope this lookup."
            },
            "version": {
              "const": "1",
              "description": "Package version whose public metadata should be checked."
            }
          },
          "required": [
            "ok",
            "capability",
            "version",
            "data",
            "meta"
          ],
          "type": "object"
        },
        "type": {
          "type": "string"
        }
      },
      "required": [
        "type"
      ],
      "type": "object"
    }
  },
  "required": [
    "input"
  ],
  "type": "object"
}