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/extended/v1/block REST API Endpoint

Retrieves a list of recently mined blocks. If you need to actively monitor new blocks, we recommend subscribing to WebSockets or Socket.iofor real-time updates.

Updated on

Jun 13, 2025

Query Parameters

limit integer: Default: 20. The max number of blocks to fetch.

offset integer: index of first block to fetch.

Returns

object array

GET request that returns blocks

limit integer: The number of blocks to return.

offset integer: The number of blocks to skip (starting at 0).

total integer: The total number of available blocks.

results array

List of blocks.

canonical boolean: Set to true if the block corresponds to the canonical chain tip.

height integer: The height of the block.

hash string: The hash representing the block.

parent_block_hash string: The hash of the parent block.

burn_block_time number: Unix timestamp (in seconds) indicating when this block was mined.

burn_block_time_iso string: An ISO 8601 timestamp indicating when this block was mined (YYYY-MM-DDTHH:mm:ss.sssZ).

burn_block_hash string: Hash of the anchor chain block.

burn_block_height integer: Height of the anchor chain block.

miner_txid string: Anchor chain transaction ID.

parent_microblock_hash string: The hash of the last streamed block that precedes this block to which this block is to be appended. Empty string if no parent microblock stream exists.

parent_microblock_sequence integer: The sequence number of the last streamed block that precedes this block to which this block is to be appended. -1 if no parent microblock stream exists.

txs array: List of transactions included in the block.

microblocks_accepted array: List of microblocks that were accepted in this anchor block. Does not include orphaned microblocks.

microblocks_streamed array: List of microblocks that were streamed/produced by this anchor block's miner. Only includes microblocks accepted in the following anchor block. Does not include orphaned microblocks.

execution_cost_read_count integer: Execution cost read count.

execution_cost_read_length integer: Execution cost read length.

execution_cost_runtime integer: Execution cost runtime.

execution_cost_write_count integer: Execution cost write count.

execution_cost_write_length integer: Execution cost write length.

Request

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