ToolAssay

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.

Answeringour last check, 2026-09-24
1 of 1checks answered this week
1480 msmedian answer time
$0.005listed price per call
$0.005price it asked us

Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.

Endpoint

GET https://shelf-production-43b5.up.railway.app/v1/sepolia/block-height/q5

CategoryEverything else
Provider hostshelf-production-43b5.up.railway.app
Networkseip155:84532
Payment schemesexact
Self-reported calls, 30 days32 from 1 payers (the provider's figure, not ours)

Our checks, last 30 days

DayResultHTTPAskedTime
2026-09-24 valid payment request 402$0.005 1480 ms

Example input (from the provider)

{
  "method": "GET",
  "queryParams": {},
  "type": "http"
}

Promised output schema (from the provider)

{
  "$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"
}

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