# getGlobalMarketCapChart

**Identifier:** `coingecko_getGlobalMarketCapChart`

**Provider:** [CoinGecko](https://kirha.com/providers/coingecko.md)

Get global cryptocurrency market capitalization chart data over time.

## Run it with the CLI

```bash
kirha tools run coingecko_getGlobalMarketCapChart \
  --input '{}'
```

`--input` takes a JSON object that matches the input schema. Pass `--input -` to read it from stdin.

## Call it over HTTP

```bash
curl https://api.kirha.com/tools/v1/execute \
  --request POST \
  --header 'Content-Type: application/json' \
  --header 'Authorization: **********' \
  --data '{
  "tool_name": "coingecko_getGlobalMarketCapChart",
  "input": {}
}'
```

Replace the stars with an API key from https://app.kirha.com/api-keys.

## Input schema

```json
{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "properties": {
    "currency": {
      "default": "usd",
      "enum": [
        "eur",
        "usd",
        "gbp",
        "jpy",
        "aud",
        "sek",
        "btc",
        "eth",
        "cny",
        "chf"
      ],
      "type": "string"
    },
    "days": {
      "default": "7",
      "description": "Number of days of data to fetch",
      "enum": [
        "1",
        "7",
        "14",
        "30",
        "90",
        "180",
        "365"
      ],
      "type": "string"
    }
  },
  "type": "object"
}
```

## Output schema

```json
{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "additionalProperties": false,
  "properties": {
    "context": {
      "type": "string"
    },
    "marketCap": {
      "description": "Market capitalization data points over time",
      "items": {
        "additionalProperties": false,
        "properties": {
          "timestamp": {
            "type": "string"
          },
          "value": {
            "type": "number"
          }
        },
        "required": [
          "timestamp",
          "value"
        ],
        "type": "object"
      },
      "type": "array"
    }
  },
  "required": [
    "context",
    "marketCap"
  ],
  "type": "object"
}
```

-----

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