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brk/modules/brk-client/docs/classes/BrkClient.md
2026-03-29 17:32:44 +02:00

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[**brk-client**](../README.md)
***
[brk-client](../globals.md) / BrkClient
# Class: BrkClient
Defined in: [Developer/brk/modules/brk-client/index.js:6383](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L6383)
Main BRK client with series tree and API methods
## Extends
- `BrkClientBase`
## Constructors
### Constructor
> **new BrkClient**(`options`): `BrkClient`
Defined in: [Developer/brk/modules/brk-client/index.js:7560](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L7560)
#### Parameters
##### options
`string` \| [`BrkClientOptions`](../interfaces/BrkClientOptions.md)
#### Returns
`BrkClient`
#### Overrides
`BrkClientBase.constructor`
## Properties
### \_cache
> **\_cache**: `Cache` \| `null`
Defined in: [Developer/brk/modules/brk-client/index.js:1347](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L1347)
#### Inherited from
`BrkClientBase._cache`
***
### \_cachePromise
> **\_cachePromise**: `Promise`\<`Cache` \| `null`\>
Defined in: [Developer/brk/modules/brk-client/index.js:1345](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L1345)
#### Inherited from
`BrkClientBase._cachePromise`
***
### series
> **series**: [`SeriesTree`](../interfaces/SeriesTree.md)
Defined in: [Developer/brk/modules/brk-client/index.js:7563](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L7563)
## Methods
### \_fetchSeriesData()
> **\_fetchSeriesData**\<`T`\>(`path`, `onUpdate?`): `Promise`\<[`DateSeriesData`](../type-aliases/DateSeriesData.md)\<`T`\>\>
Defined in: [Developer/brk/modules/brk-client/index.js:1435](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L1435)
Fetch series data and wrap with helper methods (internal)
#### Type Parameters
##### T
`T`
#### Parameters
##### path
`string`
##### onUpdate?
(`value`) => `void`
#### Returns
`Promise`\<[`DateSeriesData`](../type-aliases/DateSeriesData.md)\<`T`\>\>
#### Inherited from
`BrkClientBase._fetchSeriesData`
***
### dateToIndex()
> **dateToIndex**(`index`, `d`): `number`
Defined in: [Developer/brk/modules/brk-client/index.js:7552](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L7552)
Convert a Date to an index value for date-based indexes.
#### Parameters
##### index
[`Index`](../type-aliases/Index.md)
The index type
##### d
`Date`
The date to convert
#### Returns
`number`
***
### get()
> **get**(`path`): `Promise`\<`Response`\>
Defined in: [Developer/brk/modules/brk-client/index.js:1355](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L1355)
#### Parameters
##### path
`string`
#### Returns
`Promise`\<`Response`\>
#### Inherited from
`BrkClientBase.get`
***
### getAddress()
> **getAddress**(`address`): `Promise`\<[`AddrStats`](../interfaces/AddrStats.md)\>
Defined in: [Developer/brk/modules/brk-client/index.js:9262](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9262)
Address information
Retrieve address information including balance and transaction counts. Supports all standard Bitcoin address types (P2PKH, P2SH, P2WPKH, P2WSH, P2TR).
*[Mempool.space docs](https://mempool.space/docs/api/rest#get-address)*
Endpoint: `GET /api/address/{address}`
#### Parameters
##### address
`string`
#### Returns
`Promise`\<[`AddrStats`](../interfaces/AddrStats.md)\>
***
### getAddressConfirmedTxs()
> **getAddressConfirmedTxs**(`address`, `after_txid?`): `Promise`\<[`Transaction`](../interfaces/Transaction.md)[]\>
Defined in: [Developer/brk/modules/brk-client/index.js:9300](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9300)
Address confirmed transactions
Get confirmed transactions for an address, 25 per page. Use ?after_txid=<txid> for pagination.
*[Mempool.space docs](https://mempool.space/docs/api/rest#get-address-transactions-chain)*
Endpoint: `GET /api/address/{address}/txs/chain`
#### Parameters
##### address
`string`
##### after\_txid?
`string`
Txid to paginate from (return transactions before this one)
#### Returns
`Promise`\<[`Transaction`](../interfaces/Transaction.md)[]\>
***
### getAddressMempoolTxs()
> **getAddressMempoolTxs**(`address`): `Promise`\<`string`[]\>
Defined in: [Developer/brk/modules/brk-client/index.js:9320](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9320)
Address mempool transactions
Get unconfirmed transaction IDs for an address from the mempool (up to 50).
*[Mempool.space docs](https://mempool.space/docs/api/rest#get-address-transactions-mempool)*
Endpoint: `GET /api/address/{address}/txs/mempool`
#### Parameters
##### address
`string`
#### Returns
`Promise`\<`string`[]\>
***
### getAddressTxs()
> **getAddressTxs**(`address`, `after_txid?`): `Promise`\<[`Transaction`](../interfaces/Transaction.md)[]\>
Defined in: [Developer/brk/modules/brk-client/index.js:9279](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9279)
Address transactions
Get transaction history for an address, sorted with newest first. Returns up to 50 mempool transactions plus the first 25 confirmed transactions. Use ?after_txid=<txid> for pagination.
*[Mempool.space docs](https://mempool.space/docs/api/rest#get-address-transactions)*
Endpoint: `GET /api/address/{address}/txs`
#### Parameters
##### address
`string`
##### after\_txid?
`string`
Txid to paginate from (return transactions before this one)
#### Returns
`Promise`\<[`Transaction`](../interfaces/Transaction.md)[]\>
***
### getAddressUtxos()
> **getAddressUtxos**(`address`): `Promise`\<[`Utxo`](../interfaces/Utxo.md)[]\>
Defined in: [Developer/brk/modules/brk-client/index.js:9336](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9336)
Address UTXOs
Get unspent transaction outputs (UTXOs) for an address. Returns txid, vout, value, and confirmation status for each UTXO.
*[Mempool.space docs](https://mempool.space/docs/api/rest#get-address-utxo)*
Endpoint: `GET /api/address/{address}/utxo`
#### Parameters
##### address
`string`
#### Returns
`Promise`\<[`Utxo`](../interfaces/Utxo.md)[]\>
***
### getApi()
> **getApi**(): `Promise`\<`any`\>
Defined in: [Developer/brk/modules/brk-client/index.js:9246](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9246)
Compact OpenAPI specification
Compact OpenAPI specification optimized for LLM consumption. Removes redundant fields while preserving essential API information. Full spec available at `/openapi.json`.
Endpoint: `GET /api.json`
#### Returns
`Promise`\<`any`\>
***
### getBlock()
> **getBlock**(`hash`): `Promise`\<[`BlockInfo`](../interfaces/BlockInfo.md)\>
Defined in: [Developer/brk/modules/brk-client/index.js:9368](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9368)
Block information
Retrieve block information by block hash. Returns block metadata including height, timestamp, difficulty, size, weight, and transaction count.
*[Mempool.space docs](https://mempool.space/docs/api/rest#get-block)*
Endpoint: `GET /api/block/{hash}`
#### Parameters
##### hash
`string`
#### Returns
`Promise`\<[`BlockInfo`](../interfaces/BlockInfo.md)\>
***
### getBlockByHeight()
> **getBlockByHeight**(`height`): `Promise`\<[`BlockInfo`](../interfaces/BlockInfo.md)\>
Defined in: [Developer/brk/modules/brk-client/index.js:9352](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9352)
Block by height
Retrieve block information by block height. Returns block metadata including hash, timestamp, difficulty, size, weight, and transaction count.
*[Mempool.space docs](https://mempool.space/docs/api/rest#get-block-height)*
Endpoint: `GET /api/block-height/{height}`
#### Parameters
##### height
`number`
#### Returns
`Promise`\<[`BlockInfo`](../interfaces/BlockInfo.md)\>
***
### getBlockByTimestamp()
> **getBlockByTimestamp**(`timestamp`): `Promise`\<[`BlockTimestamp`](../interfaces/BlockTimestamp.md)\>
Defined in: [Developer/brk/modules/brk-client/index.js:10023](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L10023)
Block by timestamp
Find the block closest to a given UNIX timestamp.
*[Mempool.space docs](https://mempool.space/docs/api/rest#get-block-timestamp)*
Endpoint: `GET /api/v1/mining/blocks/timestamp/{timestamp}`
#### Parameters
##### timestamp
`number`
#### Returns
`Promise`\<[`BlockTimestamp`](../interfaces/BlockTimestamp.md)\>
***
### getBlockFeeRates()
> **getBlockFeeRates**(`time_period`): `Promise`\<`any`\>
Defined in: [Developer/brk/modules/brk-client/index.js:9959](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9959)
Block fee rates (WIP)
**Work in progress.** Get block fee rate percentiles (min, 10th, 25th, median, 75th, 90th, max) for a time period. Valid periods: 24h, 3d, 1w, 1m, 3m, 6m, 1y, 2y, 3y
*[Mempool.space docs](https://mempool.space/docs/api/rest#get-block-feerates)*
Endpoint: `GET /api/v1/mining/blocks/fee-rates/{time_period}`
#### Parameters
##### time\_period
[`TimePeriod`](../type-aliases/TimePeriod.md)
#### Returns
`Promise`\<`any`\>
***
### getBlockFees()
> **getBlockFees**(`time_period`): `Promise`\<[`BlockFeesEntry`](../interfaces/BlockFeesEntry.md)[]\>
Defined in: [Developer/brk/modules/brk-client/index.js:9975](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9975)
Block fees
Get average block fees for a time period. Valid periods: 24h, 3d, 1w, 1m, 3m, 6m, 1y, 2y, 3y
*[Mempool.space docs](https://mempool.space/docs/api/rest#get-block-fees)*
Endpoint: `GET /api/v1/mining/blocks/fees/{time_period}`
#### Parameters
##### time\_period
[`TimePeriod`](../type-aliases/TimePeriod.md)
#### Returns
`Promise`\<[`BlockFeesEntry`](../interfaces/BlockFeesEntry.md)[]\>
***
### getBlockRaw()
> **getBlockRaw**(`hash`): `Promise`\<`number`[]\>
Defined in: [Developer/brk/modules/brk-client/index.js:9384](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9384)
Raw block
Returns the raw block data in binary format.
*[Mempool.space docs](https://mempool.space/docs/api/rest#get-block-raw)*
Endpoint: `GET /api/block/{hash}/raw`
#### Parameters
##### hash
`string`
#### Returns
`Promise`\<`number`[]\>
***
### getBlockRewards()
> **getBlockRewards**(`time_period`): `Promise`\<[`BlockRewardsEntry`](../interfaces/BlockRewardsEntry.md)[]\>
Defined in: [Developer/brk/modules/brk-client/index.js:9991](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9991)
Block rewards
Get average block rewards (coinbase = subsidy + fees) for a time period. Valid periods: 24h, 3d, 1w, 1m, 3m, 6m, 1y, 2y, 3y
*[Mempool.space docs](https://mempool.space/docs/api/rest#get-block-rewards)*
Endpoint: `GET /api/v1/mining/blocks/rewards/{time_period}`
#### Parameters
##### time\_period
[`TimePeriod`](../type-aliases/TimePeriod.md)
#### Returns
`Promise`\<[`BlockRewardsEntry`](../interfaces/BlockRewardsEntry.md)[]\>
***
### getBlocks()
> **getBlocks**(): `Promise`\<[`BlockInfo`](../interfaces/BlockInfo.md)[]\>
Defined in: [Developer/brk/modules/brk-client/index.js:9464](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9464)
Recent blocks
Retrieve the last 10 blocks. Returns block metadata for each block.
*[Mempool.space docs](https://mempool.space/docs/api/rest#get-blocks)*
Endpoint: `GET /api/blocks`
#### Returns
`Promise`\<[`BlockInfo`](../interfaces/BlockInfo.md)[]\>
***
### getBlocksFromHeight()
> **getBlocksFromHeight**(`height`): `Promise`\<[`BlockInfo`](../interfaces/BlockInfo.md)[]\>
Defined in: [Developer/brk/modules/brk-client/index.js:9480](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9480)
Blocks from height
Retrieve up to 10 blocks going backwards from the given height. For example, height=100 returns blocks 100, 99, 98, ..., 91. Height=0 returns only block 0.
*[Mempool.space docs](https://mempool.space/docs/api/rest#get-blocks)*
Endpoint: `GET /api/blocks/{height}`
#### Parameters
##### height
`number`
#### Returns
`Promise`\<[`BlockInfo`](../interfaces/BlockInfo.md)[]\>
***
### getBlockSizesWeights()
> **getBlockSizesWeights**(`time_period`): `Promise`\<[`BlockSizesWeights`](../interfaces/BlockSizesWeights.md)\>
Defined in: [Developer/brk/modules/brk-client/index.js:10007](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L10007)
Block sizes and weights
Get average block sizes and weights for a time period. Valid periods: 24h, 3d, 1w, 1m, 3m, 6m, 1y, 2y, 3y
*[Mempool.space docs](https://mempool.space/docs/api/rest#get-sizes-weights)*
Endpoint: `GET /api/v1/mining/blocks/sizes-weights/{time_period}`
#### Parameters
##### time\_period
[`TimePeriod`](../type-aliases/TimePeriod.md)
#### Returns
`Promise`\<[`BlockSizesWeights`](../interfaces/BlockSizesWeights.md)\>
***
### getBlockStatus()
> **getBlockStatus**(`hash`): `Promise`\<[`BlockStatus`](../interfaces/BlockStatus.md)\>
Defined in: [Developer/brk/modules/brk-client/index.js:9400](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9400)
Block status
Retrieve the status of a block. Returns whether the block is in the best chain and, if so, its height and the hash of the next block.
*[Mempool.space docs](https://mempool.space/docs/api/rest#get-block-status)*
Endpoint: `GET /api/block/{hash}/status`
#### Parameters
##### hash
`string`
#### Returns
`Promise`\<[`BlockStatus`](../interfaces/BlockStatus.md)\>
***
### getBlockTxid()
> **getBlockTxid**(`hash`, `index`): `Promise`\<`string`\>
Defined in: [Developer/brk/modules/brk-client/index.js:9417](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9417)
Transaction ID at index
Retrieve a single transaction ID at a specific index within a block. Returns plain text txid.
*[Mempool.space docs](https://mempool.space/docs/api/rest#get-block-transaction-id)*
Endpoint: `GET /api/block/{hash}/txid/{index}`
#### Parameters
##### hash
`string`
Bitcoin block hash
##### index
`number`
Transaction index within the block (0-based)
#### Returns
`Promise`\<`string`\>
***
### getBlockTxids()
> **getBlockTxids**(`hash`): `Promise`\<`string`[]\>
Defined in: [Developer/brk/modules/brk-client/index.js:9433](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9433)
Block transaction IDs
Retrieve all transaction IDs in a block. Returns an array of txids in block order.
*[Mempool.space docs](https://mempool.space/docs/api/rest#get-block-transaction-ids)*
Endpoint: `GET /api/block/{hash}/txids`
#### Parameters
##### hash
`string`
#### Returns
`Promise`\<`string`[]\>
***
### getBlockTxs()
> **getBlockTxs**(`hash`, `start_index`): `Promise`\<[`Transaction`](../interfaces/Transaction.md)[]\>
Defined in: [Developer/brk/modules/brk-client/index.js:9450](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9450)
Block transactions (paginated)
Retrieve transactions in a block by block hash, starting from the specified index. Returns up to 25 transactions at a time.
*[Mempool.space docs](https://mempool.space/docs/api/rest#get-block-transactions)*
Endpoint: `GET /api/block/{hash}/txs/{start_index}`
#### Parameters
##### hash
`string`
Bitcoin block hash
##### start\_index
`number`
Starting transaction index within the block (0-based)
#### Returns
`Promise`\<[`Transaction`](../interfaces/Transaction.md)[]\>
***
### getCostBasis()
> **getCostBasis**(`cohort`, `date`, `bucket?`, `value?`): `Promise`\<`Object`\>
Defined in: [Developer/brk/modules/brk-client/index.js:9610](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9610)
Cost basis distribution
Get the cost basis distribution for a cohort on a specific date.
Query params:
- `bucket`: raw (default), lin200, lin500, lin1000, log10, log50, log100
- `value`: supply (default, in BTC), realized (USD), unrealized (USD)
Endpoint: `GET /api/series/cost-basis/{cohort}/{date}`
#### Parameters
##### cohort
`string`
##### date
`string`
##### bucket?
[`CostBasisBucket`](../type-aliases/CostBasisBucket.md)
Bucket type for aggregation. Default: raw (no aggregation).
##### value?
[`CostBasisValue`](../type-aliases/CostBasisValue.md)
Value type to return. Default: supply.
#### Returns
`Promise`\<`Object`\>
***
### getCostBasisCohorts()
> **getCostBasisCohorts**(): `Promise`\<`string`[]\>
Defined in: [Developer/brk/modules/brk-client/index.js:9575](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9575)
Available cost basis cohorts
List available cohorts for cost basis distribution.
Endpoint: `GET /api/series/cost-basis`
#### Returns
`Promise`\<`string`[]\>
***
### getCostBasisDates()
> **getCostBasisDates**(`cohort`): `Promise`\<`number`[]\>
Defined in: [Developer/brk/modules/brk-client/index.js:9589](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9589)
Available cost basis dates
List available dates for a cohort's cost basis distribution.
Endpoint: `GET /api/series/cost-basis/{cohort}/dates`
#### Parameters
##### cohort
`string`
#### Returns
`Promise`\<`number`[]\>
***
### getDifficultyAdjustment()
> **getDifficultyAdjustment**(): `Promise`\<[`DifficultyAdjustment`](../interfaces/DifficultyAdjustment.md)\>
Defined in: [Developer/brk/modules/brk-client/index.js:9915](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9915)
Difficulty adjustment
Get current difficulty adjustment information including progress through the current epoch, estimated retarget date, and difficulty change prediction.
*[Mempool.space docs](https://mempool.space/docs/api/rest#get-difficulty-adjustment)*
Endpoint: `GET /api/v1/difficulty-adjustment`
#### Returns
`Promise`\<[`DifficultyAdjustment`](../interfaces/DifficultyAdjustment.md)\>
***
### getDifficultyAdjustments()
> **getDifficultyAdjustments**(): `Promise`\<[`DifficultyAdjustmentEntry`](../interfaces/DifficultyAdjustmentEntry.md)[]\>
Defined in: [Developer/brk/modules/brk-client/index.js:10037](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L10037)
Difficulty adjustments (all time)
Get historical difficulty adjustments including timestamp, block height, difficulty value, and percentage change.
*[Mempool.space docs](https://mempool.space/docs/api/rest#get-difficulty-adjustments)*
Endpoint: `GET /api/v1/mining/difficulty-adjustments`
#### Returns
`Promise`\<[`DifficultyAdjustmentEntry`](../interfaces/DifficultyAdjustmentEntry.md)[]\>
***
### getDifficultyAdjustmentsByPeriod()
> **getDifficultyAdjustmentsByPeriod**(`time_period`): `Promise`\<[`DifficultyAdjustmentEntry`](../interfaces/DifficultyAdjustmentEntry.md)[]\>
Defined in: [Developer/brk/modules/brk-client/index.js:10053](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L10053)
Difficulty adjustments
Get historical difficulty adjustments for a time period. Valid periods: 24h, 3d, 1w, 1m, 3m, 6m, 1y, 2y, 3y.
*[Mempool.space docs](https://mempool.space/docs/api/rest#get-difficulty-adjustments)*
Endpoint: `GET /api/v1/mining/difficulty-adjustments/{time_period}`
#### Parameters
##### time\_period
[`TimePeriod`](../type-aliases/TimePeriod.md)
#### Returns
`Promise`\<[`DifficultyAdjustmentEntry`](../interfaces/DifficultyAdjustmentEntry.md)[]\>
***
### getDiskUsage()
> **getDiskUsage**(): `Promise`\<[`DiskUsage`](../interfaces/DiskUsage.md)\>
Defined in: [Developer/brk/modules/brk-client/index.js:9808](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9808)
Disk usage
Returns the disk space used by BRK and Bitcoin data.
Endpoint: `GET /api/server/disk`
#### Returns
`Promise`\<[`DiskUsage`](../interfaces/DiskUsage.md)\>
***
### getHashrate()
> **getHashrate**(): `Promise`\<[`HashrateSummary`](../interfaces/HashrateSummary.md)\>
Defined in: [Developer/brk/modules/brk-client/index.js:10067](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L10067)
Network hashrate (all time)
Get network hashrate and difficulty data for all time.
*[Mempool.space docs](https://mempool.space/docs/api/rest#get-hashrate)*
Endpoint: `GET /api/v1/mining/hashrate`
#### Returns
`Promise`\<[`HashrateSummary`](../interfaces/HashrateSummary.md)\>
***
### getHashrateByPeriod()
> **getHashrateByPeriod**(`time_period`): `Promise`\<[`HashrateSummary`](../interfaces/HashrateSummary.md)\>
Defined in: [Developer/brk/modules/brk-client/index.js:10083](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L10083)
Network hashrate
Get network hashrate and difficulty data for a time period. Valid periods: 24h, 3d, 1w, 1m, 3m, 6m, 1y, 2y, 3y
*[Mempool.space docs](https://mempool.space/docs/api/rest#get-hashrate)*
Endpoint: `GET /api/v1/mining/hashrate/{time_period}`
#### Parameters
##### time\_period
[`TimePeriod`](../type-aliases/TimePeriod.md)
#### Returns
`Promise`\<[`HashrateSummary`](../interfaces/HashrateSummary.md)\>
***
### getHealth()
> **getHealth**(): `Promise`\<[`Health`](../interfaces/Health.md)\>
Defined in: [Developer/brk/modules/brk-client/index.js:10173](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L10173)
Health check
Returns the health status of the API server, including uptime information.
Endpoint: `GET /health`
#### Returns
`Promise`\<[`Health`](../interfaces/Health.md)\>
***
### getIndexes()
> **getIndexes**(): `Promise`\<[`IndexInfo`](../interfaces/IndexInfo.md)[]\>
Defined in: [Developer/brk/modules/brk-client/index.js:9639](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9639)
List available indexes
Returns all available indexes with their accepted query aliases. Use any alias when querying series.
Endpoint: `GET /api/series/indexes`
#### Returns
`Promise`\<[`IndexInfo`](../interfaces/IndexInfo.md)[]\>
***
### getJson()
> **getJson**\<`T`\>(`path`, `onUpdate?`): `Promise`\<`T`\>
Defined in: [Developer/brk/modules/brk-client/index.js:1369](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L1369)
Make a GET request - races cache vs network, first to resolve calls onUpdate
#### Type Parameters
##### T
`T`
#### Parameters
##### path
`string`
##### onUpdate?
(`value`) => `void`
Called when data is available (may be called twice: cache then network)
#### Returns
`Promise`\<`T`\>
#### Inherited from
`BrkClientBase.getJson`
***
### getLivePrice()
> **getLivePrice**(): `Promise`\<`number`\>
Defined in: [Developer/brk/modules/brk-client/index.js:9506](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9506)
Live BTC/USD price
Returns the current BTC/USD price in dollars, derived from on-chain round-dollar output patterns in the last 12 blocks plus mempool.
Endpoint: `GET /api/mempool/price`
#### Returns
`Promise`\<`number`\>
***
### getMempool()
> **getMempool**(): `Promise`\<[`MempoolInfo`](../interfaces/MempoolInfo.md)\>
Defined in: [Developer/brk/modules/brk-client/index.js:9494](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9494)
Mempool statistics
Get current mempool statistics including transaction count, total vsize, and total fees.
*[Mempool.space docs](https://mempool.space/docs/api/rest#get-mempool)*
Endpoint: `GET /api/mempool/info`
#### Returns
`Promise`\<[`MempoolInfo`](../interfaces/MempoolInfo.md)\>
***
### getMempoolBlocks()
> **getMempoolBlocks**(): `Promise`\<[`MempoolBlock`](../interfaces/MempoolBlock.md)[]\>
Defined in: [Developer/brk/modules/brk-client/index.js:9929](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9929)
Projected mempool blocks
Get projected blocks from the mempool for fee estimation. Each block contains statistics about transactions that would be included if a block were mined now.
*[Mempool.space docs](https://mempool.space/docs/api/rest#get-mempool-blocks-fees)*
Endpoint: `GET /api/v1/fees/mempool-blocks`
#### Returns
`Promise`\<[`MempoolBlock`](../interfaces/MempoolBlock.md)[]\>
***
### getMempoolTxids()
> **getMempoolTxids**(): `Promise`\<`string`[]\>
Defined in: [Developer/brk/modules/brk-client/index.js:9520](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9520)
Mempool transaction IDs
Get all transaction IDs currently in the mempool.
*[Mempool.space docs](https://mempool.space/docs/api/rest#get-mempool-transaction-ids)*
Endpoint: `GET /api/mempool/txids`
#### Returns
`Promise`\<`string`[]\>
***
### getOpenapi()
> **getOpenapi**(): `Promise`\<`any`\>
Defined in: [Developer/brk/modules/brk-client/index.js:10185](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L10185)
OpenAPI specification
Full OpenAPI 3.1 specification for this API.
Endpoint: `GET /openapi.json`
#### Returns
`Promise`\<`any`\>
***
### getPool()
> **getPool**(`slug`): `Promise`\<[`PoolDetail`](../interfaces/PoolDetail.md)\>
Defined in: [Developer/brk/modules/brk-client/index.js:10099](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L10099)
Mining pool details
Get detailed information about a specific mining pool including block counts and shares for different time periods.
*[Mempool.space docs](https://mempool.space/docs/api/rest#get-mining-pool)*
Endpoint: `GET /api/v1/mining/pool/{slug}`
#### Parameters
##### slug
[`PoolSlug`](../type-aliases/PoolSlug.md)
#### Returns
`Promise`\<[`PoolDetail`](../interfaces/PoolDetail.md)\>
***
### getPools()
> **getPools**(): `Promise`\<[`PoolInfo`](../interfaces/PoolInfo.md)[]\>
Defined in: [Developer/brk/modules/brk-client/index.js:10113](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L10113)
List all mining pools
Get list of all known mining pools with their identifiers.
*[Mempool.space docs](https://mempool.space/docs/api/rest#get-mining-pools)*
Endpoint: `GET /api/v1/mining/pools`
#### Returns
`Promise`\<[`PoolInfo`](../interfaces/PoolInfo.md)[]\>
***
### getPoolStats()
> **getPoolStats**(`time_period`): `Promise`\<[`PoolsSummary`](../interfaces/PoolsSummary.md)\>
Defined in: [Developer/brk/modules/brk-client/index.js:10129](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L10129)
Mining pool statistics
Get mining pool statistics for a time period. Valid periods: 24h, 3d, 1w, 1m, 3m, 6m, 1y, 2y, 3y
*[Mempool.space docs](https://mempool.space/docs/api/rest#get-mining-pools)*
Endpoint: `GET /api/v1/mining/pools/{time_period}`
#### Parameters
##### time\_period
[`TimePeriod`](../type-aliases/TimePeriod.md)
#### Returns
`Promise`\<[`PoolsSummary`](../interfaces/PoolsSummary.md)\>
***
### getRecommendedFees()
> **getRecommendedFees**(): `Promise`\<[`RecommendedFees`](../interfaces/RecommendedFees.md)\>
Defined in: [Developer/brk/modules/brk-client/index.js:9943](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9943)
Recommended fees
Get recommended fee rates for different confirmation targets based on current mempool state.
*[Mempool.space docs](https://mempool.space/docs/api/rest#get-recommended-fees)*
Endpoint: `GET /api/v1/fees/recommended`
#### Returns
`Promise`\<[`RecommendedFees`](../interfaces/RecommendedFees.md)\>
***
### getRewardStats()
> **getRewardStats**(`block_count`): `Promise`\<[`RewardStats`](../interfaces/RewardStats.md)\>
Defined in: [Developer/brk/modules/brk-client/index.js:10145](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L10145)
Mining reward statistics
Get mining reward statistics for the last N blocks including total rewards, fees, and transaction count.
*[Mempool.space docs](https://mempool.space/docs/api/rest#get-reward-stats)*
Endpoint: `GET /api/v1/mining/reward-stats/{block_count}`
#### Parameters
##### block\_count
`number`
Number of recent blocks to include
#### Returns
`Promise`\<[`RewardStats`](../interfaces/RewardStats.md)\>
***
### getSeries()
> **getSeries**(`series`, `index`, `start?`, `end?`, `limit?`, `format?`): `Promise`\<`string` \| [`AnySeriesData`](../type-aliases/AnySeriesData.md)\>
Defined in: [Developer/brk/modules/brk-client/index.js:9712](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9712)
Get series data
Fetch data for a specific series at the given index. Use query parameters to filter by date range and format (json/csv).
Endpoint: `GET /api/series/{series}/{index}`
#### Parameters
##### series
`string`
Series name
##### index
[`Index`](../type-aliases/Index.md)
Aggregation index
##### start?
`number`
Inclusive start: integer index, date (YYYY-MM-DD), or timestamp (ISO 8601). Negative integers count from end. Aliases: `from`, `f`, `s`
##### end?
`number`
Exclusive end: integer index, date (YYYY-MM-DD), or timestamp (ISO 8601). Negative integers count from end. Aliases: `to`, `t`, `e`
##### limit?
`number`
Maximum number of values to return (ignored if `end` is set). Aliases: `count`, `c`, `l`
##### format?
[`Format`](../type-aliases/Format.md)
Format of the output
#### Returns
`Promise`\<`string` \| [`AnySeriesData`](../type-aliases/AnySeriesData.md)\>
***
### getSeriesBulk()
> **getSeriesBulk**(`series?`, `index?`, `start?`, `end?`, `limit?`, `format?`): `Promise`\<`string` \| [`AnySeriesData`](../type-aliases/AnySeriesData.md)[]\>
Defined in: [Developer/brk/modules/brk-client/index.js:9551](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9551)
Bulk series data
Fetch multiple series in a single request. Supports filtering by index and date range. Returns an array of SeriesData objects. For a single series, use `get_series` instead.
Endpoint: `GET /api/series/bulk`
#### Parameters
##### series?
`string`
Requested series
##### index?
[`Index`](../type-aliases/Index.md)
Index to query
##### start?
`number`
Inclusive start: integer index, date (YYYY-MM-DD), or timestamp (ISO 8601). Negative integers count from end. Aliases: `from`, `f`, `s`
##### end?
`number`
Exclusive end: integer index, date (YYYY-MM-DD), or timestamp (ISO 8601). Negative integers count from end. Aliases: `to`, `t`, `e`
##### limit?
`number`
Maximum number of values to return (ignored if `end` is set). Aliases: `count`, `c`, `l`
##### format?
[`Format`](../type-aliases/Format.md)
Format of the output
#### Returns
`Promise`\<`string` \| [`AnySeriesData`](../type-aliases/AnySeriesData.md)[]\>
***
### getSeriesCount()
> **getSeriesCount**(): `Promise`\<[`SeriesCount`](../interfaces/SeriesCount.md)[]\>
Defined in: [Developer/brk/modules/brk-client/index.js:9627](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9627)
Series count
Returns the number of series available per index type.
Endpoint: `GET /api/series/count`
#### Returns
`Promise`\<[`SeriesCount`](../interfaces/SeriesCount.md)[]\>
***
### getSeriesData()
> **getSeriesData**(`series`, `index`, `start?`, `end?`, `limit?`, `format?`): `Promise`\<`string` \| `boolean`[]\>
Defined in: [Developer/brk/modules/brk-client/index.js:9741](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9741)
Get raw series data
Returns just the data array without the SeriesData wrapper. Supports the same range and format parameters as the standard endpoint.
Endpoint: `GET /api/series/{series}/{index}/data`
#### Parameters
##### series
`string`
Series name
##### index
[`Index`](../type-aliases/Index.md)
Aggregation index
##### start?
`number`
Inclusive start: integer index, date (YYYY-MM-DD), or timestamp (ISO 8601). Negative integers count from end. Aliases: `from`, `f`, `s`
##### end?
`number`
Exclusive end: integer index, date (YYYY-MM-DD), or timestamp (ISO 8601). Negative integers count from end. Aliases: `to`, `t`, `e`
##### limit?
`number`
Maximum number of values to return (ignored if `end` is set). Aliases: `count`, `c`, `l`
##### format?
[`Format`](../type-aliases/Format.md)
Format of the output
#### Returns
`Promise`\<`string` \| `boolean`[]\>
***
### getSeriesInfo()
> **getSeriesInfo**(`series`): `Promise`\<[`SeriesInfo`](../interfaces/SeriesInfo.md)\>
Defined in: [Developer/brk/modules/brk-client/index.js:9693](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9693)
Get series info
Returns the supported indexes and value type for the specified series.
Endpoint: `GET /api/series/{series}`
#### Parameters
##### series
`string`
#### Returns
`Promise`\<[`SeriesInfo`](../interfaces/SeriesInfo.md)\>
***
### getSeriesLatest()
> **getSeriesLatest**(`series`, `index`): `Promise`\<`any`\>
Defined in: [Developer/brk/modules/brk-client/index.js:9766](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9766)
Get latest series value
Returns the single most recent value for a series, unwrapped (not inside a SeriesData object).
Endpoint: `GET /api/series/{series}/{index}/latest`
#### Parameters
##### series
`string`
Series name
##### index
[`Index`](../type-aliases/Index.md)
Aggregation index
#### Returns
`Promise`\<`any`\>
***
### getSeriesLen()
> **getSeriesLen**(`series`, `index`): `Promise`\<`number`\>
Defined in: [Developer/brk/modules/brk-client/index.js:9781](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9781)
Get series data length
Returns the total number of data points for a series at the given index.
Endpoint: `GET /api/series/{series}/{index}/len`
#### Parameters
##### series
`string`
Series name
##### index
[`Index`](../type-aliases/Index.md)
Aggregation index
#### Returns
`Promise`\<`number`\>
***
### getSeriesTree()
> **getSeriesTree**(): `Promise`\<[`TreeNode`](../type-aliases/TreeNode.md)\>
Defined in: [Developer/brk/modules/brk-client/index.js:9532](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9532)
Series catalog
Returns the complete hierarchical catalog of available series organized as a tree structure. Series are grouped by categories and subcategories.
Endpoint: `GET /api/series`
#### Returns
`Promise`\<[`TreeNode`](../type-aliases/TreeNode.md)\>
***
### getSeriesVersion()
> **getSeriesVersion**(`series`, `index`): `Promise`\<`number`\>
Defined in: [Developer/brk/modules/brk-client/index.js:9796](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9796)
Get series version
Returns the current version of a series. Changes when the series data is updated.
Endpoint: `GET /api/series/{series}/{index}/version`
#### Parameters
##### series
`string`
Series name
##### index
[`Index`](../type-aliases/Index.md)
Aggregation index
#### Returns
`Promise`\<`number`\>
***
### getSyncStatus()
> **getSyncStatus**(): `Promise`\<[`SyncStatus`](../interfaces/SyncStatus.md)\>
Defined in: [Developer/brk/modules/brk-client/index.js:9820](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9820)
Sync status
Returns the sync status of the indexer, including indexed height, tip height, blocks behind, and last indexed timestamp.
Endpoint: `GET /api/server/sync`
#### Returns
`Promise`\<[`SyncStatus`](../interfaces/SyncStatus.md)\>
***
### getText()
> **getText**(`path`): `Promise`\<`string`\>
Defined in: [Developer/brk/modules/brk-client/index.js:1423](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L1423)
Make a GET request and return raw text (for CSV responses)
#### Parameters
##### path
`string`
#### Returns
`Promise`\<`string`\>
#### Inherited from
`BrkClientBase.getText`
***
### getTx()
> **getTx**(`txid`): `Promise`\<[`Transaction`](../interfaces/Transaction.md)\>
Defined in: [Developer/brk/modules/brk-client/index.js:9836](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9836)
Transaction information
Retrieve complete transaction data by transaction ID (txid). Returns inputs, outputs, fee, size, and confirmation status.
*[Mempool.space docs](https://mempool.space/docs/api/rest#get-transaction)*
Endpoint: `GET /api/tx/{txid}`
#### Parameters
##### txid
`string`
#### Returns
`Promise`\<[`Transaction`](../interfaces/Transaction.md)\>
***
### getTxHex()
> **getTxHex**(`txid`): `Promise`\<`string`\>
Defined in: [Developer/brk/modules/brk-client/index.js:9852](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9852)
Transaction hex
Retrieve the raw transaction as a hex-encoded string. Returns the serialized transaction in hexadecimal format.
*[Mempool.space docs](https://mempool.space/docs/api/rest#get-transaction-hex)*
Endpoint: `GET /api/tx/{txid}/hex`
#### Parameters
##### txid
`string`
#### Returns
`Promise`\<`string`\>
***
### getTxOutspend()
> **getTxOutspend**(`txid`, `vout`): `Promise`\<[`TxOutspend`](../interfaces/TxOutspend.md)\>
Defined in: [Developer/brk/modules/brk-client/index.js:9869](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9869)
Output spend status
Get the spending status of a transaction output. Returns whether the output has been spent and, if so, the spending transaction details.
*[Mempool.space docs](https://mempool.space/docs/api/rest#get-transaction-outspend)*
Endpoint: `GET /api/tx/{txid}/outspend/{vout}`
#### Parameters
##### txid
`string`
Transaction ID
##### vout
`number`
Output index
#### Returns
`Promise`\<[`TxOutspend`](../interfaces/TxOutspend.md)\>
***
### getTxOutspends()
> **getTxOutspends**(`txid`): `Promise`\<[`TxOutspend`](../interfaces/TxOutspend.md)[]\>
Defined in: [Developer/brk/modules/brk-client/index.js:9885](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9885)
All output spend statuses
Get the spending status of all outputs in a transaction. Returns an array with the spend status for each output.
*[Mempool.space docs](https://mempool.space/docs/api/rest#get-transaction-outspends)*
Endpoint: `GET /api/tx/{txid}/outspends`
#### Parameters
##### txid
`string`
#### Returns
`Promise`\<[`TxOutspend`](../interfaces/TxOutspend.md)[]\>
***
### getTxStatus()
> **getTxStatus**(`txid`): `Promise`\<[`TxStatus`](../interfaces/TxStatus.md)\>
Defined in: [Developer/brk/modules/brk-client/index.js:9901](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9901)
Transaction status
Retrieve the confirmation status of a transaction. Returns whether the transaction is confirmed and, if so, the block height, hash, and timestamp.
*[Mempool.space docs](https://mempool.space/docs/api/rest#get-transaction-status)*
Endpoint: `GET /api/tx/{txid}/status`
#### Parameters
##### txid
`string`
#### Returns
`Promise`\<[`TxStatus`](../interfaces/TxStatus.md)\>
***
### getVersion()
> **getVersion**(): `Promise`\<`string`\>
Defined in: [Developer/brk/modules/brk-client/index.js:10197](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L10197)
API version
Returns the current version of the API server
Endpoint: `GET /version`
#### Returns
`Promise`\<`string`\>
***
### indexToDate()
> **indexToDate**(`index`, `i`): `Date`
Defined in: [Developer/brk/modules/brk-client/index.js:7542](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L7542)
Convert an index value to a Date for date-based indexes.
#### Parameters
##### index
[`Index`](../type-aliases/Index.md)
The index type
##### i
`number`
The index value
#### Returns
`Date`
***
### listSeries()
> **listSeries**(`page?`, `per_page?`): `Promise`\<[`PaginatedSeries`](../interfaces/PaginatedSeries.md)\>
Defined in: [Developer/brk/modules/brk-client/index.js:9654](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9654)
Series list
Paginated flat list of all available series names. Use `page` query param for pagination.
Endpoint: `GET /api/series/list`
#### Parameters
##### page?
`number`
Pagination index
##### per\_page?
`number`
Results per page (default: 1000, max: 1000)
#### Returns
`Promise`\<[`PaginatedSeries`](../interfaces/PaginatedSeries.md)\>
***
### searchSeries()
> **searchSeries**(`q?`, `limit?`): `Promise`\<`string`[]\>
Defined in: [Developer/brk/modules/brk-client/index.js:9674](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9674)
Search series
Fuzzy search for series by name. Supports partial matches and typos.
Endpoint: `GET /api/series/search`
#### Parameters
##### q?
`string`
Search query string
##### limit?
`number`
Maximum number of results
#### Returns
`Promise`\<`string`[]\>
***
### seriesEndpoint()
> **seriesEndpoint**(`series`, `index`): [`SeriesEndpoint`](../interfaces/SeriesEndpoint.md)\<`unknown`\>
Defined in: [Developer/brk/modules/brk-client/index.js:9234](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L9234)
Create a dynamic series endpoint builder for any series/index combination.
Use this for programmatic access when the series name is determined at runtime.
For type-safe access, use the `series` tree instead.
#### Parameters
##### series
`string`
The series name
##### index
[`Index`](../type-aliases/Index.md)
The index name
#### Returns
[`SeriesEndpoint`](../interfaces/SeriesEndpoint.md)\<`unknown`\>
***
### validateAddress()
> **validateAddress**(`address`): `Promise`\<[`AddrValidation`](../interfaces/AddrValidation.md)\>
Defined in: [Developer/brk/modules/brk-client/index.js:10161](https://github.com/bitcoinresearchkit/brk/blob/d4dc1b9e4900e3787f2a133b8cac5d304acff9bf/modules/brk-client/index.js#L10161)
Validate address
Validate a Bitcoin address and get information about its type and scriptPubKey.
*[Mempool.space docs](https://mempool.space/docs/api/rest#get-address-validate)*
Endpoint: `GET /api/v1/validate-address/{address}`
#### Parameters
##### address
`string`
Bitcoin address to validate (can be any string)
#### Returns
`Promise`\<[`AddrValidation`](../interfaces/AddrValidation.md)\>