Blockbook API
API v2 — Live

The Blockchain API
you've been looking for.

A unified REST API for Bitcoin and Monero blockchains. Query addresses, transactions, blocks, mempool data, manage Monero wallets, and monitor system health — all through a single, consistent interface.

44
Bitcoin Endpoints
55
Monero Endpoints
7
System Endpoints
🔑
Authentication

API Key Authentication

All requests require an API key sent via the X-API-Key header. Enter your key in the top bar above and it will be automatically included in all "Try It" requests.

curl -H "X-API-Key: YOUR_API_KEY" \
     "http://57.128.216.135/api/v2/btc/status"
Errors & Rate Limits

Error Format

All errors return a consistent JSON envelope with an error field.

{
  "error": "Invalid address format",
  "code": 400
}

HTTP Status Codes

CodeMeaningDescription
200OKRequest succeeded
400Bad RequestInvalid parameters
401UnauthorizedMissing or invalid API key
404Not FoundResource not found
429Rate LimitedToo many requests
500Server ErrorInternal error

Rate Limits

Default rate limit is 100 requests/minute per API key. Rate limit headers are included in every response: X-RateLimit-Remaining, X-RateLimit-Reset.

Bitcoin — Address
Query Bitcoin address information including balances, transaction history, and UTXOs.
Bitcoin — Block
Retrieve block data by hash, height, or get the latest chain tip.
Bitcoin — Transaction
Fetch transaction details, broadcast raw transactions, or batch-query multiple transactions.
Bitcoin — Xpub
Extended public key operations for HD wallet queries.
Bitcoin — Multi-Batch
Batch operations for querying multiple addresses, balances, UTXOs, and transactions in a single request.
Bitcoin — Network
Network status, fee estimation, mempool state, and price tickers.
Bitcoin — Utils
Utility endpoints for raw hex data, address validation, hashrate, peer info, and more.
ɱ
Monero — Network
Monero daemon status, network info, fee estimates, and version data.
ɱ
Monero — Block
Retrieve Monero block data, headers, and hash lookups.
ɱ
Monero — Transaction
Query individual or batches of Monero transactions, and broadcast raw transactions.
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Monero — Mempool
View pending transactions, transaction pool backlog, and pool hashes.
ɱ
Monero — Verification
Verify transaction keys, proofs, and key image spent status.
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Monero — Analysis
Advanced analytics: output histograms, emission data, alt-chains, hard fork info, and peer stats.
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Monero — Wallet
Wallet RPC operations: balances, transfers, signing, integrated addresses, and fee estimation.
ɱ
Monero — Import
Wallet lifecycle: create, restore, import keys, open/close wallets, and export seeds.
System
Health checks, metrics, WebSocket connections, API key management, and usage statistics.