get https://svc.blockdaemon.com/universal/v1///tx/estimate_fee
Returns fee estimation in decimals.This endpoint will return 3 fee estimations: fast, medium and slow.
START HERE!
Click 'Try It!' to test the endpoint with the default values or customize your request by following these steps:
- Enter your own API key in the Header: token text box (top right).
- You can get a free API key here
- Enter your PATH PARAMS (you can find these below).
- Optional . Filter your results with QUERY PARAMS (you can find these below).
- Click Try It!
Note: AUTHORIZATION method must be set to Header.
For an in-depth tutorial, take a look at this video to learn how to estimate Ethereum Gas Fees with Blockdaemon's Universal API.
Supported Protocols and Networks
| Protocol | Network | Path Parameters |
|---|---|---|
| Bitcoin | Mainnet Testnet | bitcoin/mainnet bitcoin/testnet |
| Bitcoincash | Mainnet Testnet | bitcoincash/mainnet bitcoincash/testnet |
| Ethereum | Mainnet Goerli Ropsten | ethereum/mainnet ethereum/goerli ethereum/ropsten |
| Litecoin | Mainnet Testnet | litecoin/mainnet litecoin/testnet |
| Polkadot | Mainnet Westend | polkadot/mainnet polkadot/westend |
| Polygon | Mainnet Testnet | polygon/mainnet polygon/testnet |
| Solana | Mainnet Testnet | solana/mainnet solana/testnet |