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Bitcoin On-Chain Wallet Address Balance & UTXO Inspector

Inspects any Bitcoin mainnet address on-chain: confirmed BTC balance, total received, total spent, and transaction count.

Call it (no API key)

GET https://api.agentdatahub.de/api/v1/call/bitcoin-address-balance?address=1A1zP1eP5QGefi2DMPTfTL5SLmv7DivfNa&compact=1

Full metadata: without compact=1 · Markdown: format=llm · Only some fields: add &fields=a,b.c · MCP: tool call_api with {"apiId":"bitcoin-address-balance"}

Parameters

Example response (live, compact)

{
  "apiId": "bitcoin-address-balance",
  "data_freshness": "live",
  "data": {
    "address": "1A1zP1eP5QGefi2DMPTfTL5SLmv7DivfNa",
    "confirmed_balance_btc": 57.69022283,
    "total_received_btc": 57.69022283,
    "total_spent_btc": 0,
    "tx_count": 67155
  },
  "source": "Mempool.space Address Explorer API",
  "license": "MIT Open Source Blockchain Data"
}

Source & license