---
title: "Get a gas suggestion for the specified chain"
method: GET
path: "/v1/gas/suggestion/{chain}"
---

# Get a gas suggestion for the specified chain

`GET /v1/gas/suggestion/{chain}`

## Request

- Base URL: `https://li.quest`
- URL: `https://li.quest/v1/gas/suggestion/{chain}`
- Auth: none declared
- TypeScript: <https://skmtc.dev/lifi/apis/li-fi-api/docs/v1/gas/suggestion/:chain/get.ts> (a function with typed inputs; its response is checked against the schema)

Endpoint to retrieve a suggestion on how much gas is needed on the requested chain. The suggestion is based on the average price of 10 approvals and 10 uniswap based swaps via LI.FI on the specified chain.
If `fromChain` and `fromToken` are specified, the result will contain information about how much `fromToken` amount the user has to send to receive the suggested gas amount on the requested chain.

## Path parameters

- `chain` string, required

## Query parameters

- `fromChain` string
- `fromToken` string

## Headers

- `x-lifi-api-key` string

## Response `200`

{
    "available": true,
    "recommended": {
        "token": {
            "address": "0x0000000000000000000000000000000000000000",
            "chainId": 137,
            "symbol": "MATIC",
            "decimals": 18,
            "name": "MATIC",
            "priceUSD": "1.219821",
            "logoURI": "https://static.debank.com/image/matic_token/logo_url/matic/6f5a6b6f0732a7a235131bd7804d357c.png",
            "coinKey": "MATIC"
        },
        "amount": "190510922050970750",
        "amountUsd": "0.23"
    },
    "limit": {
        "token": {
            "address": "0x0000000000000000000000000000000000000000",
            "chainId": 137,
            "symbol": "MATIC",
            "decimals": 18,
            "name": "MATIC",
            "priceUSD": "1.219821",
            "logoURI": "https://static.debank.com/image/matic_token/logo_url/matic/6f5a6b6f0732a7a235131bd7804d357c.png",
            "coinKey": "MATIC"
        },
        "amount": "1639584824330782959",
        "amountUsd": "2"
    },
    "fromToken": {
        "address": "eth",
        "symbol": "ETH",
        "decimals": 18,
        "chainId": 1,
        "name": "ETH",
        "coinKey": "ETH",
        "priceUSD": "1622.39",
        "logoURI": "https://static.debank.com/image/token/logo_url/eth/935ae4e4d1d12d59a99717a24f2540b5.png"
    },
    "fromAmount": "141766159801281"
}

---

[API](https://skmtc.dev/lifi/apis/li-fi-api.md) - [All operations](https://skmtc.dev/lifi/apis/li-fi-api/llms.txt) - [OpenAPI document](https://skmtc.dev/lifi/apis/li-fi-api/revisions/82e72a7fa5e0?raw)