mirrored listing x402 eip155:84532

Current block height for Base Sepolia

Current block height for Base Sepolia. Returns the latest block number as an integer, read from the chain at request time.

5000 (raw units)

price

calls / 30d

unique payers

2026-09-17

updated

Provider

shelf-production-43b5.up.railway.app · discovered, not yet claimed by its owner

Payment (x402 accepts[])

[
  {
    "scheme": "exact",
    "network": "eip155:84532",
    "payTo": "0x4a880a80E616f35B0A0754F00ac72Cf745e5Fc29",
    "asset": "0x036CbD53842c5426634e7929541eC2318f3dCF7e",
    "amount": "5000",
    "maxTimeoutSeconds": 300
  }
]

Output schema

{
  "bazaar": {
    "info": {
      "input": {
        "method": "GET",
        "queryParams": {},
        "type": "http"
      },
      "output": {
        "example": {
          "blockHeight": "31000000",
          "network": "eip155:84532",
          "observedAt": "2026-09-17T15:00:00.000Z"
        },
        "type": "json"
      }
    },
    "schema": {
      "$schema": "https://json-schema.org/draft/2020-12/schema",
      "properties": {
        "input": {
          "additionalProperties": false,
          "properties": {
            "method": {
              "enum": [
                "GET"
              ],
              "type": "string"
            },
            "queryParams": {
              "properties": {},
              "type": "object"
            },
            "type": {
              "const": "http",
              "type": "string"
            }
          },
          "required": [
            "type",
            "method"
          ],
          "type": "object"
        },
        "output": {
          "properties": {
            "example": {
              "properties": {
                "blockHeight": {
                  "description": "Latest block number on Base Sepolia, decimal string",
                  "type": "string"
                },
                "network": {
                  "description": "CAIP-2 chain id, always eip155:84532",
                  "type": "string"
                },
                "observedAt": {
                  "description": "ISO 8601 time the chain was read",
                  "type": "string"
                }
              },
              "required": [
                "blockHeight",
                "network",
                "observedAt"
              ],
              "type": "object"
            },
            "type": {
              "type": "string"
            }
          },
          "required": [
            "type"
          ],
          "type": "object"
        }
      },
      "required": [
        "input"
      ],
      "type": "object"
    }
  }
}

Use it

curl

curl "https://shelf-production-43b5.up.railway.app/v1/sepolia/block-height/q5"
# -> 402 Payment Required, accepts[] lists how to pay
# retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid

JavaScript

const res = await fetch("https://shelf-production-43b5.up.railway.app/v1/sepolia/block-height/q5");
if (res.status === 402) {
  const { accepts } = await res.json();
  // pay one of accepts[] via an x402 client, then retry with the payment header
}

Python

import httpx
res = httpx.get("https://shelf-production-43b5.up.railway.app/v1/sepolia/block-height/q5")
if res.status_code == 402:
    accepts = res.json()["accepts"]
    # pay one of accepts[] via an x402 client, then retry with the payment header

Machine-readable

Everything on this page is also available as clean JSON at /resources/14501.json, and this resource appears in /discovery/resources and /discovery/search.