How to Buy B3 (Base) (B3)

If you're looking to buy B3 (Base) (B3), the native token of a Layer 3 gaming blockchain built on Base, you've come to the right place. B3 is carving out a unique space in onchain gaming by making it easier for developers to build and players to participate without the usual friction. The good news is that B3 is already listed on several established exchanges, including Bybit, Gate.io, and MEXC. This guide walks you through everything you need to know to buy it confidently.

Last updated: March 19, 2026
Buy B3 on Bybit →
B3 Price …
Market Cap—
24h Volume—
Rank#1009
CoinB3 (Base) (B3)
NetworkBase
Available On ✗ Binance ✓ Bybit ✓ Gate.io ✓ MEXC
Websiteb3.fun

How to Buy B3 (Base) — Step by Step

Buy B3 on Bybit

1

Check the market

Confirm the exact token, network and trading pair. Check that the exchange serves your country before registering.

2

Secure your account

Follow the exchange’s identity checks and enable two-factor authentication. Requirements vary by location and account.

3

Choose a funding method

Review the available payment methods and their costs. For crypto deposits, match the receiving network and address exactly.

4

Review your order

Check the live order book, order type, price and fees before submitting. A market order can fill at different prices; a limit order may not fill.

Sign Up on Bybit & Buy B3 →
Check availability, eligibility and current fees with the exchange.

Buy B3 on Gate.io

1

Check the market

Confirm the exact token, network and trading pair. Check that the exchange serves your country before registering.

2

Secure your account

Follow the exchange’s identity checks and enable two-factor authentication. Requirements vary by location and account.

3

Choose a funding method

Review the available payment methods and their costs. For crypto deposits, match the receiving network and address exactly.

4

Review your order

Check the live order book, order type, price and fees before submitting. A market order can fill at different prices; a limit order may not fill.

Sign Up on Gate.io & Buy B3 →
Check availability, eligibility and current fees with the exchange.

Buy B3 on MEXC

1

Check the market

Confirm the exact token, network and trading pair. Check that the exchange serves your country before registering.

2

Secure your account

Follow the exchange’s identity checks and enable two-factor authentication. Requirements vary by location and account.

3

Choose a funding method

Review the available payment methods and their costs. For crypto deposits, match the receiving network and address exactly.

4

Review your order

Check the live order book, order type, price and fees before submitting. A market order can fill at different prices; a limit order may not fill.

Sign Up on MEXC & Buy B3 →
Check availability, eligibility and current fees with the exchange.

What Is B3 (Base)?

B3 is a Layer 3 blockchain built on top of Base, Coinbase's Ethereum Layer 2 network. Its primary focus is onchain gaming — specifically, making blockchain-based games more accessible, affordable, and interconnected through what it calls the Open Gaming ecosystem. The core problem B3 is trying to solve is the friction that has long held back blockchain gaming. High transaction costs, complex wallet setups, and fragmented communities make it hard for both developers and everyday players to get involved. B3 tackles these issues by providing infrastructure that minimizes gas fees, simplifies user onboarding, and allows games within its ecosystem to share liquidity, player bases, and incentive systems. What sets B3 apart is this collaborative, shared-ecosystem approach. Rather than each game operating in isolation, B3 creates a connected layer where multiple games benefit from the same pool of users and rewards. This is meaningful because it addresses one of the biggest challenges in Web3 gaming — cold-start liquidity and empty game lobbies. The $B3 token sits at the center of this ecosystem, serving as the utility and coordination mechanism across the network. Because it's built on Base, it inherits Ethereum's security while keeping costs low — a practical combination for gaming use cases where microtransactions matter.

Best Exchanges to Buy B3 — Fee Comparison

ExchangeMakerTakerCardSignup Bonus
Bybit 0.10%0.10% 2.0% Up to $30,000 USDT + 30% fee rebate Visit →
Gate.io 0.20%0.20% 3.5% Up to $10,000 + 50% fee discount Visit →
MEXC 0.00%0.05% 2.0% $8,000 USDT signup bonus Visit →

Frequently Asked Questions

What is B3 (Base) and how does it work?

B3 is a Layer 3 blockchain built on Base, designed specifically for onchain gaming. It creates a shared infrastructure layer where multiple games can operate with low transaction costs and simplified onboarding for players. The $B3 token powers this ecosystem, connecting games, players, and incentives across the network. Think of it as a gaming-focused settlement layer that sits on top of existing blockchain infrastructure to make the experience smoother for everyone involved.

Where is the best place to buy B3?

B3 is currently available on Bybit, Gate.io, and MEXC. Bybit is well-regarded for its clean interface and competitive fees, making it a solid choice for both beginners and experienced traders. Gate.io offers a wide range of altcoins and trading pairs, while MEXC is known for listing newer tokens early and having relatively low trading fees — worth comparing based on your location and preferences.

Is B3 (Base) a good investment?

B3 operates in the onchain gaming space, which has real long-term potential but is also one of the more volatile and unproven corners of the crypto market. The project has a clear technical focus and a growing ecosystem, but like any early-stage token, it carries significant risk — including market volatility, adoption uncertainty, and competition from other gaming chains. Whether it suits your situation depends entirely on your risk tolerance and financial goals. Always do your own research and consider consulting a financial advisor before investing.

Ready to Buy B3 (Base)?

Choose your preferred exchange:

Cryptocurrency wallet and keys illustrating secure access and recovery

A little groundwork goes a long way

Before your next purchase or transfer, understand who controls access, where your crypto is going and what the trade will actually cost.

Protect access to your crypto

An exchange account and a self-custody wallet need different safeguards. Protect exchange logins with a unique password and strong two-factor authentication. For self-custody, your recovery backup is what lets you restore access.

Keep recovery words offline and private. A support agent or website asking for them is a reason to stop.

See a recovery example

Your phone breaks. An exchange may help you recover your account after identity checks. A self-custody wallet cannot reset your recovery phrase. Check your wallet’s official backup instructions before relying on it.

Choose the right transfer network

The asset, token version and network must be supported at the destination. A familiar ticker or a matching address format is not enough. Read the receiving platform’s deposit instructions before selecting a withdrawal network.

Check the address, any required memo or tag, fees and minimums. Consider a small test transfer first.

See a network example

Your destination accepts USDC on Ethereum. Selecting a cheaper network at the sending exchange does not make it an Ethereum transfer. Use a network both ends support; an ordinary withdrawal does not bridge tokens.

Understand the price you pay

Trading fees are only part of the cost. The spread, available liquidity and withdrawal charges also matter. A market order prioritizes execution; a limit order controls the price but may remain unfilled or fill only partly.

Check the order preview and the amount you will receive, then compare the full cost of your intended purchase and withdrawal.

Work through a cost example

Hypothetical example: a $200 trade with a 0.1% trading fee costs $0.20 in trading fees. A separate $5 withdrawal fee brings those charges to $5.20. Spread or slippage may add more; these are not quoted exchange rates.