BNB Chain Builds New Layer-1 for High-Frequency Trading, AI Agents

BNB Chain has announced the development of a new Layer-1 blockchain specifically designed to meet the escalating demands of high-frequency trading (HFT) and artificial intelligence (AI)-powered autonomous agents in the cryptocurrency markets. This strategic initiative aims to significantly enhance transaction speed and security, particularly within the decentralized finance (DeFi) sector. The new Layer-1 will operate alongside the existing BNB Chain ecosystem, with a testnet scheduled for late 2026 and a mainnet launch targeted for early 2027.

A key component of BNB Chain's technical roadmap, this endeavor seeks to offer a transaction experience akin to centralized exchanges in terms of speed and efficiency, while upholding the transparency and self-custody benefits inherent to blockchain technology. The new chain targets sub-50-millisecond transaction preconfirmation and a throughput exceeding 100,000 transactions per second. To achieve these ambitious performance goals, technical optimizations such as co-optimized consensus, parallel execution, and LtHash-based storage will be employed.

The new architecture will introduce a direct transaction streaming mechanism called “TxStream,” eliminating the traditional public mempool. This design will transmit transactions directly to block producers, thereby reducing latency and mitigating malicious Miner Extractable Value (MEV) attacks, such as front-running. Additionally, a component named “PriorityLane” will reserve block space for critical services like oracles, liquidations, and cross-chain bridges.

This development comes at a time of rising prominence for AI-powered trading in the crypto markets. Autonomous AI agents are increasingly playing a vital role in financial markets due to their ability to analyze market data and execute trading strategies without constant human intervention. BNB Chain's new Layer-1 is poised to provide the ultra-low latency and high-throughput environment these agents require, potentially enabling a new generation of decentralized financial services.

Meanwhile, the existing BNB Smart Chain (BSC) has recently achieved significant performance improvements. During the first half of 2026, block intervals were reduced to 450 milliseconds, and benchmark throughput nearly doubled to approximately 5,200 transactions per second. According to David Z, BNB Chain's Chief Technical Officer, the next phase will focus on optimizing the execution layer rather than consensus. This will involve the use of execution-layer techniques such as just-in-time compilation and strength reduction.

Analysts and market experts suggest that this new Layer-1 blockchain could trigger a significant shift within the decentralized finance ecosystem. These advancements in speed and security may pave the way for greater integration of institutional investors and sophisticated algorithmic trading strategies into the DeFi space. The crypto markets will closely monitor the impact of BNB Chain's ambitious project as its testnet and mainnet launches approach in the coming period.