> ## Documentation Index
> Fetch the complete documentation index at: https://docs.b3os.org/llms.txt
> Use this file to discover all available pages before exploring further.

# Get Bitcoin Dominance

Get Bitcoin dominance history. Shows Bitcoin's share of total crypto market cap over time. Rising dominance often indicates risk-off sentiment; falling dominance suggests altcoin rotation. Ideal for: market cycle analysis, portfolio allocation, altcoin rotation timing.

![Get Bitcoin Dominance logo](https://ai-icon.b3.fun/logo/coinglass)
Catalog action Blockchain Data

Get Bitcoin dominance history. Shows Bitcoin's share of total crypto market cap over time. Rising dominance often indicates risk-off sentiment; falling dominance suggests altcoin rotation. Ideal for: market cycle analysis, portfolio allocation, altcoin rotation timing.


## At a Glance

| Field | Value |
| --- | --- |
| Action ID | `coinglass-macro-get-bitcoin-dominance` |
| Category | Blockchain Data |
| Connector | Not required |
| Requires gas | No |
| Funds movement | None declared |
| Tags | `coinglass`, `macro`, `indicators`, `bitcoin`, `dominance`, `marketcap`, `read` |

## Payload Schema

This action does not declare payload fields.

## Result Schema

| Field | Type | Required | Description |
| --- | --- | --- | --- |
| `data` | `array` | Yes | Array of Bitcoin dominance data points. |

## Examples

**Workflow node**

```json
{
  "type": "coinglass-macro-get-bitcoin-dominance",
  "payload": {},
  "children": []
}
```
  **Test with API**

```bash
curl -X POST "https://api.b3os.org/v1/actions/coinglass-macro-get-bitcoin-dominance/test" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "inputs": {}
}'
```

**Use expressions for dynamic values**

Payload fields can use workflow expressions such as `{{$trigger.body.amount}}`, `{{$nodes.fetch.result.price}}`, and `{{$props.asset}}` when the value should come from a trigger, prior node, or reusable workflow prop.