opBNB gas tracker
Sampled 2026-10-15 14:03 UTC from our own opBNB nodes; refreshes every minute.
What common actions cost now
| Transfer (21,000 gas) | 2.1e-8 BNB |
| ERC-20 transfer (~65,000 gas) | 6.5e-8 BNB |
| DEX swap (~150,000 gas) | 1.5e-7 BNB |
Execution gas only, at the standard price; real gas use depends on the contract. As a rollup, opBNB also charges an L1 data fee per transaction that is not included here.
Last 24 hours
Low 0 · median 0.00001 · high 0.001 gwei (standard price, one sample a minute).
opBNB fee facts
- Gas is paid in BNB.
- Blocks arrive every 0.25 s (measured), and the base fee can change with every block, several times a second.
- opBNB uses EIP-1559 fees: set maxFeePerGas above the base fee and a maxPriorityFeePerGas tip.
Get fees in code
import { createPublicClient, http } from "viem";
const client = createPublicClient({ transport: http("https://rpc.swiftnodes.io/rpc/opbnb?key=YOUR_API_KEY") });
// EIP-1559 fees for the next opBNB block, from eth_feeHistory
const { maxFeePerGas, maxPriorityFeePerGas } = await client.estimateFeesPerGas();Frequently asked questions
What is the gas price on opBNB right now?
At the last sample (2026-10-15 14:03 UTC) a standard opBNB transaction needed about 0.001 gwei: a base fee of 0 gwei plus a median tip of 0.001 gwei. A plain transfer (21,000 gas) cost about 2.1e-8 BNB. The page updates every minute.
How much does opBNB gas vary in a day?
Over the last 24 hours the standard price ranged from 0 to 0.001 gwei, with a median of 0.00001 gwei.
Gas on every chain at once: the multi-chain gas tracker. How fees are estimated: eth_feeHistory on opBNB.
opBNB endpoints are on the opBNB RPC page, and SwiftNodes has a free tier.