> ## 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.

# Metrics - Blockchain

# Definition

Blockchain metrics are quantitative measures that are used to analyze and assess the performance and behavior of a blockchain network. Metrics can provide valuable insights into the health, security, and scalability of the network, as well as the overall activity and usage of the network by its users.

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# Details

* **Blockchain Address Metrics**: active address count for a given blockchain, historical adoption and usage for a specified address on Ethereum, etc.
* **Blockchain Block Metrics**: average block difficulty in mining, average time needed to confirm a block, average hashrate used in mining, total size of block data confirmed, total transaction fees paid to miners, and more
* **Blockchain Token Metrics**: total amount of token transfers, the historical velocity and number of transfers for the specified address, etc.
* **Blockchain Transaction Metrics**: average amount of transaction fees, total amount of transactions, total number of contract function calls confirmed in the transactions, average gas price used in the transactions, and more

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# API Endpoints

[/blockchains/metrics/latest](/http/blockchain/metrics--by-blockchain)

[/blockchains/blocks/metrics/historical](/http/blockchain/metrics-historical--confirmed-blocks)

[/blockchains/tokens/metrics/\{symbol}/historical](/http/blockchain/token-metrics-historical)

[/blockchains/transactions/metrics/latest](/http/blockchain/metrics-latest--confirmed-transactions)

[/blockchains/transactions/metrics/historical](/http/blockchain/metrics-historical--confirmed-transactions)

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# Availability

Blockchain-related endpoints across the On-Chain namespaces are accessible via REST API, WebSockets, and JSON RPC. A complete list of supported blockchain networks is available in the API Documentation [here](/http/http-api-fundamentals).

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# Frequently Asked Questions

**How are blockchain metrics used and why are they important?**

* Blockchain metrics are essential for understanding the health, performance, and user behavior within a blockchain network. These metrics can help analysts, researchers, and institutional participants identify trends, evaluate network activity, and support decision-making processes. The relevance of a specific metric may vary depending on the context or use case, and not all metrics carry equal weight in every analytical scenario.

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