> ## 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 Token Price By Contract

Get token prices by contract address on a specific blockchain (Ethereum, Polygon, Base, Arbitrum, etc.). Returns real-time prices in multiple currencies (USD, EUR, BTC, ETH). Optionally includes market cap, 24h volume, and price change. Use when you have contract addresses instead of CoinGecko IDs. Supports 250+ networks and 100 tokens per request. Ideal for: DeFi applications, multi-chain portfolio tracking, price verification, smart contract integrations.

![Get Token Price By Contract logo](https://ai-icon.b3.fun/logo/coingecko)
Catalog action Blockchain Data

Get token prices by contract address on a specific blockchain (Ethereum, Polygon, Base, Arbitrum, etc.). Returns real-time prices in multiple currencies (USD, EUR, BTC, ETH). Optionally includes market cap, 24h volume, and price change. Use when you have contract addresses instead of CoinGecko IDs. Supports 250+ networks and 100 tokens per request. Ideal for: DeFi applications, multi-chain portfolio tracking, price verification, smart contract integrations.


## At a Glance

| Field | Value |
| --- | --- |
| Action ID | `coingecko-get-token-price-by-contract` |
| Category | Blockchain Data |
| Connector | Not required |
| Requires gas | No |
| Funds movement | None declared |
| Tags | `coingecko`, `price`, `token`, `contract`, `erc20`, `defi`, `multi-chain`, `read` |

## Payload Schema

| Field | Type | Required | Description |
| --- | --- | --- | --- |
| `platform` | `string` | Yes | Asset platform ID \(blockchain network\). Common values: 'ethereum', 'polygon-pos', 'arbitrum-one', 'optimistic-ethereum', 'base', 'binance-smart-chain', 'avalanche'. Use get-asset-platforms action for full list. |
| `contractAddresses` | `array` | Yes | Array of token contract addresses on the specified platform. Must be valid addresses for the platform \(e.g., 0x... for EVM chains\). |
| `vsCurrencies` | `array` | Yes | Array of target currencies to get prices in \(e.g., \['usd', 'eur', 'btc'\]\). Common options: usd, eur, gbp, jpy, btc, eth. |
| `includeMarketCap` | `boolean` | No | Include market cap data for each token. Default: false |
| `include24hVol` | `boolean` | No | Include 24-hour trading volume. Default: false |
| `include24hChange` | `boolean` | No | Include 24-hour price change percentage. Default: false |
| `includeLastUpdatedAt` | `boolean` | No | Include last updated timestamp for each token. Default: false |

## Result Schema

| Field | Type | Required | Description |
| --- | --- | --- | --- |
| `tokens` | `array` | Yes | Array of token prices. Each item contains: contractAddress, platform, prices \(price in each currency\), and optionally marketCaps, volumes24h, priceChange24h, lastUpdatedAt. |

## Examples

**Workflow node**

```json
{
  "type": "coingecko-get-token-price-by-contract",
  "payload": {
    "platform": "example-platform",
    "contractAddresses": [
      "0x0000000000000000000000000000000000000000"
    ],
    "vsCurrencies": [
      "example-vsCurrencies"
    ]
  },
  "children": []
}
```
  **Test with API**

```bash
curl -X POST "https://api.b3os.org/v1/actions/coingecko-get-token-price-by-contract/test" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "inputs": {
    "platform": "example-platform",
    "contractAddresses": [
      "0x0000000000000000000000000000000000000000"
    ],
    "vsCurrencies": [
      "example-vsCurrencies"
    ]
  }
}'
```

**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.