> For the complete documentation index, see [llms.txt](https://docs.deltadefi.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.deltadefi.io/start-trading/developers/api-documentation/app/market-config.md).

# Market config

Get all supported trading pairs and assets with their metadata. This endpoint provides essential information for trading including token decimals, symbols, and trading pair configurations.

## Get market configuration

> Get all supported trading pairs and assets with their metadata

```json
{"openapi":"3.1.1","info":{"title":"Espresso API Server","version":"1.0"},"paths":{"/app/market-config":{"get":{"description":"Get all supported trading pairs and assets with their metadata","tags":["app"],"summary":"Get market configuration","responses":{"200":{"description":"OK","content":{"application/json":{"schema":{"$ref":"#/components/schemas/espresso_internal_api_response.GetMarketConfigResponse"}}}},"500":{"description":"Internal Server Error","content":{"application/json":{"schema":{"$ref":"#/components/schemas/espresso_internal_api_response.ErrorJSONWithCodeResponse"}}}}}}}},"components":{"schemas":{"espresso_internal_api_response.GetMarketConfigResponse":{"type":"object","properties":{"assets":{"type":"array","items":{"$ref":"#/components/schemas/espresso_internal_api_response.MarketConfigAsset"}},"trading_pairs":{"type":"array","items":{"$ref":"#/components/schemas/espresso_internal_api_response.MarketConfigTradingPair"}}}},"espresso_internal_api_response.MarketConfigAsset":{"type":"object","properties":{"decimals":{"type":"integer"},"max_qty_dp":{"type":"integer"},"symbol":{"type":"string"},"trading_pairs":{"type":"array","items":{"type":"string"}},"unit":{"type":"string"}}},"espresso_internal_api_response.MarketConfigTradingPair":{"type":"object","properties":{"base_token":{"$ref":"#/components/schemas/espresso_internal_api_response.MarketConfigToken"},"price_max_dp":{"type":"integer"},"quote_token":{"$ref":"#/components/schemas/espresso_internal_api_response.MarketConfigToken"},"symbol":{"type":"string"}}},"espresso_internal_api_response.MarketConfigToken":{"type":"object","properties":{"decimals":{"type":"integer"},"max_qty_dp":{"type":"integer"},"symbol":{"type":"string"},"unit":{"type":"string"}}},"espresso_internal_api_response.ErrorJSONWithCodeResponse":{"type":"object","properties":{"code":{"type":"integer"},"error":{"type":"string"}}}}}}
```

{% tabs %}
{% tab title="Curl" %}

```sh
curl --location 'https://api.deltadefi.io/app/market-config'
```

{% endtab %}

{% tab title="NodeJs (axios)" %}

```javascript
const axios = require('axios');

let config = {
  method: 'get',
  maxBodyLength: Infinity,
  url: 'https://api.deltadefi.io/app/market-config'
};

axios.request(config)
.then((response) => {
  console.log(JSON.stringify(response.data));
})
.catch((error) => {
  console.log(error);
});
```

{% endtab %}

{% tab title="Go" %}

```go
package main

import (
  "fmt"
  "net/http"
  "io"
)

func main() {
  url := "https://api.deltadefi.io/app/market-config"
  method := "GET"

  client := &http.Client{}
  req, err := http.NewRequest(method, url, nil)
  if err != nil {
    fmt.Println(err)
    return
  }

  res, err := client.Do(req)
  if err != nil {
    fmt.Println(err)
    return
  }
  defer res.Body.Close()

  body, err := io.ReadAll(res.Body)
  if err != nil {
    fmt.Println(err)
    return
  }
  fmt.Println(string(body))
}
```

{% endtab %}
{% endtabs %}

**Response:**

```json
{
  "assets": [
    {
      "symbol": "ADA",
      "unit": "lovelace",
      "decimals": 6,
      "max_qty_dp": 2,
      "trading_pairs": ["ADAUSDM"]
    },
    {
      "symbol": "USDM",
      "unit": "c48cbb3d5e57ed56e276bc45f99ab39abe94e6cd7ac39fb402da47ad.0014df105553444d",
      "decimals": 6,
      "max_qty_dp": 2,
      "trading_pairs": ["ADAUSDM"]
    }
  ],
  "trading_pairs": [
    {
      "symbol": "ADAUSDM",
      "base_token": {
        "symbol": "ADA",
        "unit": "lovelace",
        "decimals": 6,
        "max_qty_dp": 2
      },
      "quote_token": {
        "symbol": "USDM",
        "unit": "c48cbb3d5e57ed56e276bc45f99ab39abe94e6cd7ac39fb402da47ad.0014df105553444d",
        "decimals": 6,
        "max_qty_dp": 2
      },
      "price_max_dp": 4
    }
  ]
}
```

***

## Understanding the Response

### Assets

Each asset includes:

| Field          | Type    | Description                                                               |
| -------------- | ------- | ------------------------------------------------------------------------- |
| symbol         | string  | Human-readable asset name (e.g., ADA, USDM)                               |
| unit           | string  | On-chain asset identifier (policy ID + asset name, or "lovelace" for ADA) |
| decimals       | integer | Number of decimal places for the token on-chain                           |
| max\_qty\_dp   | integer | Maximum decimal places allowed for quantity inputs                        |
| trading\_pairs | array   | List of trading pairs this asset is involved in                           |

### Trading Pairs

Each trading pair includes:

| Field          | Type    | Description                                 |
| -------------- | ------- | ------------------------------------------- |
| symbol         | string  | Trading pair identifier (e.g., "ADAUSDM")   |
| base\_token    | object  | The base asset (what you're buying/selling) |
| quote\_token   | object  | The quote asset (what you're pricing in)    |
| price\_max\_dp | integer | Maximum decimal places for price inputs     |

{% hint style="info" %}
Use this endpoint to dynamically discover available trading pairs and properly format quantities and prices in your trading application.
{% endhint %}