The 1inch Gas Price API provides real-time, accurate gas price data across various blockchains, enabling developers and users to make informed decisions on transaction costs. With ultimate interoperability, the API allows seamless integration into applications that require up-to-date gas prices.

## Supported Chains

The Gas Price API provides support for the following chains:

| Supported Chains | Chain ID |
| :--------------- | :------- |
| Ethereum         | 1        |
| Solana           | 501      |
| Base             | 8453     |
| Binance          | 56       |
| zkSync           | 324      |
| Gnosis           | 100      |
| Optimism         | 10       |
| Polygon          | 137      |
| Linea            | 59144    |
| Sonic            | 146      |
| Unichain         | 130      |
| Arbitrum         | 42161    |
| Avalanche        | 43114    |

## Why use the Gas Price API?

The Gas Price API offers several key benefits:

- **Up-to-date information**: provides the most current gas price data on various blockchains for your users.
- **Fast response**: With a response time of less than 200 ms, the Gas Price API is one of the fastest solutions available.

## Integration possibilities

The Gas Price API can be integrated into various applications, such as:

- Wallets
- Exchanges and meta-aggregators
- Portfolio trackers
- Trading and arbitrage bots

Any user interface that needs to display gas prices can benefit from integrating the Gas Price API.

:::info
For workloads that require higher RPS, expanded quotas, or sustained performance, explore the available paid plans on the [**pricing page**](/pricing).
For organizations with significant trading volumes or advanced requirements, [**complete this application**](/get-enterprise) to explore tailored Enterprise options.

:::

:::tip
For the canonical, machine-readable index of API versions (recommended for AI agents and automation), see [llms.txt](/llms.txt).
:::

## API reference

For detailed information about each endpoint, refer to the Gas Price API [OpenAPI section](./methods).