What is opBNB?
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🟢 The simple version
Plain English — no jargon. Start here.
opBNB is BNB Chain's Layer 2 scaling solution built using Optimism's OP Stack, offering very low transaction fees (often under $0.001) and high throughput while settling security back to BNB Chain — designed primarily for gaming, social, and high-frequency transaction use cases.
BNB Chain's L2 strategy
BNB Chain (BSC) is already a high-throughput, low-fee chain — but opBNB pushes this further for applications needing even lower fees and higher transaction counts. Built using the same OP Stack technology as Optimism and Base, opBNB is part of the OP Superchain vision. Binance backs opBNB as infrastructure for Web3 gaming, NFTs, and high-volume DeFi applications on its ecosystem.
Is opBNB's native token BNB?
Yes. BNB is used as gas on opBNB. BNB is a VDA under Indian law. 30% tax and 1% TDS apply.
🟡 A bit more detail
For when you want to go a little deeper.
opBNB vs BNB Chain
BNB Chain (BSC): ~$0.05-0.20 per transaction, ~3 second finality. opBNB: ~$0.001 or less per transaction, higher throughput. opBNB uses BNB Chain as the settlement layer, meaning security derives from BSC validators. Gaming applications on BNB Chain ecosystem increasingly deploy on opBNB to keep per-transaction costs negligible.
🟣 The full technical picture
For the technically curious.
Key facts
- Gas token: BNB
- Stack: OP Stack (Optimism)
- Settles to: BNB Chain
- Use cases: Gaming, social, high-frequency DeFi