> ## Documentation Index
> Fetch the complete documentation index at: https://docs.amberdata.io/llms.txt
> Use this file to discover all available pages before exploring further.

# Block Volumes

# Definition

tforms but settled on Deribit. The Block Volumes endpoint specifically uses
**Block Volumes** refer to the aggregated total volume of options trades on Deribit that were negotiated on third-party pla times and sales data tagged with third-party "Block Trade IDs", indicating that these trades were facilitated by platforms such as Paradigm and Greeks Live before being executed on Deribit. This endpoint provides a consolidated view of the volume traded through these block trades for each option instrument.

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# Details

Data fields include:

* **Exchange**: The exchange where the trade is settled
* **Currency**: The underlying asset of the option
* **Expiration Timestamp**: The expiration date and time of the option
* **Strike**: The strike price of the option contract
* **Put**/**Call**: The type of option, either a Put (P) or a Call (C)
* **Contract Volume**: The number of contracts traded in the block trade

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# API Endpoints

[/Block Volumes](/http/analytics/derivatives/block-volumes)

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# Availability

| Exchange | Start Date (YYYY-MM-DD) | Granularity |
| -------- | ----------------------- | ----------- |
| Deribit  | 2019-04-01              | Tick-Level  |

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# Frequently Asked Questions

**What are Block Volumes, and how do they differ from regularly traded volumes on Deribit?**

* Block Volumes represent trades negotiated on third-party platforms but settled on Deribit, often involving larger trade sizes. In contrast, regularly traded volumes on Deribit reflect trades executed directly through the exchange's order book.

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