---
title: "Sum Coin Age"
method: GET
path: "/btc/network-indicator/sca"
tags: ["BTC Network Indicator"]
---

# Sum Coin Age

`GET /btc/network-indicator/sca`

Sum Coin Age is the sum value of products of bitcoin unspent transaction output alive days and its value.
It is basically similar to `cdd`. But `sca` focuses on unspent transaction output.
Sum Coin Dollar Age is the sum value of products of bitcoin unspent transaction output alive days, value, and price at the created time.


**📖 Data Guide:** [Sum Coin Age (SCA)](/data-guide/utxo/sum-coin-age-sca) — definition, interpretation, and chart examples.

## Query parameters

- `window` string
- `from` string
- `to` string
- `limit` integer
- `format` string

## Response `200`

sca

- object
  - `status` object, required — The status object is return with most of requests and indicates if the request was successful. If it is not successful, error information is included.
    - `code` integer, required — HTTP status code
    - `message` string, required — Text description of the error or success.
  - `result` object, required
    - `window` string, required — The size of window. It can be day or block, and it depends on the user request.
    - `data` object[], required
      - `blockheight` string — The height of the block. This optional field only appears when window=block is used.
      - `date` string — The date in YYYY-DD-MM. This optional field only appears when window=day is used.
      - `datetime` string — The date and time formatted as YYYY-MM-DD HH:MM:SS (UTC time). This field only appears when window=block is used.
      - `sca` number, required — Sum Coin Age is the sum value of products of bitcoin unspent transaction output alive days and its value.
      - `scda` number, required — Sum Coin Dollar Age is the sum value of products of bitcoin unspent transaction output alive days, value, and price at the created time.

---

[API](https://skmtc.net/cryptoquant/apis/cryptoquant-data-api.md) · [All operations](https://skmtc.net/cryptoquant/apis/cryptoquant-data-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/cryptoquant/cryptoquant-data-api/versions/81ee223d4908/schema)