> For the complete documentation index, see [llms.txt](https://sodex.com/documentation/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://sodex.com/documentation/for-developers/developers/data-api.md).

# Market Data API

The Market Data API provides SoSoValue market intelligence for digital assets, ETFs, indexes, crypto-related equities, BTC treasuries, news, fundraising, macro events, and analysis charts.

## Start here

{% content-ref url="/pages/hpsjk4y8UA7bDVfFMJB6" %}
[Getting Started](/documentation/for-developers/developers/data-api/getting-started.md)
{% endcontent-ref %}

{% content-ref url="/pages/OzqOad36ShgDguXaUNBb" %}
[Common Definitions](/documentation/for-developers/developers/data-api/common-definitions.md)
{% endcontent-ref %}

{% content-ref url="/pages/M4Bf25Yk6Sr3zrT941IW" %}
[Authentication & Limits](/documentation/for-developers/developers/data-api/authentication-and-limits.md)
{% endcontent-ref %}

## Data coverage

| Area                                                                                            | Available data                                                                                                |
| ----------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------- |
| [Currency & Pairs](/documentation/for-developers/api-reference/market-data-api/currency.md)     | Currency metadata, market snapshots, token economics, klines, supply, trading pairs, sectors, and fundraising |
| [ETF](/documentation/for-developers/api-reference/market-data-api/etf.md)                       | ETF lists, market snapshots, summary history, and historical data                                             |
| [SoSoValue Index](/documentation/for-developers/api-reference/market-data-api/index.md)         | Index lists, constituents, market snapshots, and historical klines                                            |
| [Crypto Stocks](/documentation/for-developers/api-reference/market-data-api/crypto-stocks.md)   | Company lists, market snapshots, market capitalization, klines, and sector indexes                            |
| [BTC Treasuries](/documentation/for-developers/api-reference/market-data-api/btc-treasuries.md) | Public-company BTC holdings and purchase history                                                              |
| [Feeds](/documentation/for-developers/api-reference/market-data-api/feeds.md)                   | News feeds, hot and featured news, and search                                                                 |
| [Fundraising](/documentation/for-developers/api-reference/market-data-api/fundraising.md)       | Crypto project fundraising records                                                                            |
| [Macro](/documentation/for-developers/api-reference/market-data-api/macro.md)                   | Macroeconomic event calendars and historical releases                                                         |
| [Analysis Charts](/documentation/for-developers/api-reference/market-data-api/analysis.md)      | SoSoValue analysis chart catalog and chart data                                                               |

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[Market Data API](/documentation/for-developers/api-reference/market-data-api.md)
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## Read currencies

```bash
curl -sS https://openapi.sosovalue.com/openapi/v1/currencies \
  -H "x-soso-api-key: $SOSO_API_KEY" \
  -H 'Accept: application/json'
```

Set `SOSO_API_KEY` to your approved Market Data API key.

{% content-ref url="/pages/QbyR5AvP3Xj3knKUio6K" %}
[Changelog](/documentation/for-developers/developers/data-api/changelog.md)
{% endcontent-ref %}