Blockchain.com Data API
FreemiumLiveLast verified 24 Sept 2026
Live Bitcoin blockchain data: blocks, transactions, addresses, and market/network charts.
Example request
curl -s 'https://blockchain.info/latestblock'
Free tier, in plain English
Core block, transaction, address and chart endpoints work with no key and no stated call limit; a newer x402 gateway also offers per-request paid access for AI agents.
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