Blast Gas Price Today
LiveBlast (chainId 81457) is an L2 EVM chain tracked live by EVMgastracker.
Cost per action on Blast
Estimates: gas units × live gas price × ETH price. Real cost depends on the exact contract called.
Best time to transact on Blast
Not enough history yet — the 7-day heatmap fills in over the next day or two.
Blast 7-day gas history
History is still accumulating for Blast.
Why is gas moving on Blast?
Analyzing the latest blocks…
Blast network facts
| Chain ID | 81457 |
| Type | L2 — Optimistic (OP Stack) |
| Gas token | ETH |
| Settles on | Ethereum |
| Explorer | blastscan.io |
| RPC list | chainlist.org/chain/81457 |
How to pay less gas on Blast
- Gas on Blast is usually cheaper at night and on weekends — the 7-day heatmap above fills in as data accumulates.
- Blast is currently live vs its 7-day median — a reasonable time to transact.
- If your transactions hang or get bad estimates, switch to a healthier RPC via chainlist.org/chain/81457. It won't change the gas price (the network sets that) but prevents stuck transactions.
- Blast is a Layer 2, so fees are already far below Ethereum mainnet — batch actions where you can to avoid paying the same overhead twice.
Blast gas — FAQ
What gas token does Blast use?
Blast pays gas in ETH. Fees on this page are converted to USD using the live ETH price, so you can compare Blast with the other 55 EVM chains on equal terms.
How much does a swap cost on Blast right now?
A typical DEX swap on Blast uses about 150,000 gas; the live USD cost is shown at the top of this page and refreshes every few minutes.
Why are gas fees changing on Blast?
Gas rises when demand for block space exceeds supply — NFT mints, airdrop claims, token trading or general congestion. Blast's status is compared against its own 7-day median, so "busy" means costlier than usual, not just a raw number.
Is Blast a Layer 2?
Yes. Blast is a Layer 2 (Optimistic (OP Stack)), settling on Ethereum. L2s batch transactions off-chain, which is why fees are usually far lower than on Ethereum mainnet.
How do I change my RPC for Blast?
Open chainlist.org, search Blast (chainId 81457) and add a healthier RPC endpoint to your wallet. Switching RPC does NOT change the gas price (the network sets that), but a fast, non-overloaded endpoint gives better estimates and prevents stuck transactions.
When is the cheapest time to transact on Blast?
Gas is often lower at night and on weekends, but every chain has its own rhythm. EVMgastracker keeps 7 days of on-chain history per chain to surface the cheapest windows — see the "Best time" heatmap on the dashboard.
Compare Blast with other chains
Track Blast gas in real time
See all 56 EVM chains side by side, get the cheapest time to transact, and enable a low-gas alert.
Open the dashboard