crypto · crypto · evm · base · ethereum · transaction · receipt · confirmations · gas · fees · onchain

Base transaction inspection

Inspect a Base mainnet transaction and receipt together, including execution outcome, confirmations, timestamp, actual fee, method selector, and bounded block context.

$0.005 USDCBasex402 v2POST

Endpoint

https://apiacre.com/v1/crypto/base-transaction-inspect

Send the JSON body below. An unpaid request returns HTTP 402 with a PAYMENT-REQUIRED header; an x402-compatible buyer signs the requirement and retries with PAYMENT-SIGNATURE.

Pay $0.005 USDC and run in your browser

Input example

{
  "transaction_hash": "0x2222222222222222222222222222222222222222222222222222222222222222"
}

Response shape

View free static sample JSON

{
  "request_id": "018f1f54-7f38-7ba2-8dc3-5f90272d9f1a",
  "service": "crypto.base-transaction-inspect",
  "version": "1",
  "data": {
    "network": "eip155:8453",
    "transactionHash": "0x2222222222222222222222222222222222222222222222222222222222222222",
    "found": true,
    "mined": true,
    "outcome": "success",
    "observedAtBlock": 34567894,
    "block": {
      "number": 34567890,
      "hash": "0x3333333333333333333333333333333333333333333333333333333333333333",
      "timestamp": "2026-08-10T16:00:00+00:00",
      "transactionIndex": 7,
      "confirmations": 5
    },
    "transaction": {
      "from": "0x1111111111111111111111111111111111111111",
      "to": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "nonce": 42,
      "value": {
        "wei": "0",
        "eth": "0"
      },
      "gasLimit": 65000,
      "gasPriceWei": "10000000",
      "maxFeePerGasWei": "20000000",
      "maxPriorityFeePerGasWei": "1000000",
      "type": 2,
      "inputBytes": 68,
      "methodSelector": "0xa9059cbb"
    },
    "receipt": {
      "status": 1,
      "outcome": "success",
      "gasUsed": 51234,
      "effectiveGasPriceWei": "10000000",
      "cumulativeGasUsed": 2100000,
      "actualFee": {
        "wei": "512340000000",
        "eth": "0.00000051234"
      },
      "contractAddress": null,
      "logsCount": 1
    },
    "explorerUrl": "https://basescan.org/tx/0x2222222222222222222222222222222222222222222222222222222222222222",
    "source": "https://docs.base.org/base-chain/quickstart/connecting-to-base",
    "disclaimer": "Public Base mainnet execution data only; no identity, ownership, intent, counterparty quality, or transaction-safety conclusion is provided."
  },
  "meta": {
    "duration_ms": 42,
    "cached": false,
    "sources": [],
    "warnings": []
  }
}

Try the payment challenge

curl -i -X POST 'https://apiacre.com/v1/crypto/base-transaction-inspect' \
  -H 'content-type: application/json' \
  --data '{"transaction_hash":"0x2222222222222222222222222222222222222222222222222222222222222222"}'