Chainlink Data Streams Go Live on Sei Network

Chainlink Data Streams have officially been activated on the Sei Network, delivering secure and reliable onchain data aimed at advancing institutional-grade tokenization and real-time market solutions. The integration represents a significant step forward for Sei Network, which is positioning itself as a high-performance blockchain equipped to handle large-scale financial applications by leveraging Chainlink’s proven oracle infrastructure.

According to the Sei Development Foundation, Chainlink Data Streams were chosen as the preferred oracle service because of their ability to provide premium, high-frequency market data with strong reliability. This move comes at a time when institutional adoption of blockchain technology is gaining momentum globally. Notably, Chainlink has already been working with the U.S. Department of Commerce to bring key economic indicators onchain, such as Real GDP and the PCE Price Index, further validating its role in bridging traditional financial systems with decentralized networks.

Features driving the integration

The collaboration brings several advanced capabilities to Sei Network, including sub-second execution and liquidity-weighted bid-ask spreads. These features are designed to enhance transparency, efficiency, and decentralization, offering an improved user experience across decentralized finance (DeFi), gaming, and consumer applications.

By combining Chainlink’s oracle infrastructure with Sei’s sub-second settlement capabilities, the integration sets the stage for more sophisticated trading opportunities and institutional applications. The availability of federal macroeconomic data onchain is also viewed as a sign that blockchain technology is increasingly being recognized as a vital component of modern financial infrastructure.

Sei Network’s performance advantages

Sei Network, a layer-1 blockchain, is distinguished by features such as Ethereum Virtual Machine (EVM) compatibility, parallelized execution, and high throughput. These capabilities make it suitable for applications that demand speed and efficiency, from DeFi lending platforms to derivatives markets and NFT marketplaces. By pairing these features with Chainlink’s secure data delivery, the network aims to create a robust foundation for sustainable growth across multiple sectors.

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The data standard trusted by the United States Government is now live on Sei. https://t.co/LJCa0vQBgc

— Sei (@SeiNetwork) September 10, 2025

The Sei Development Foundation emphasized that developers and data consumers are key beneficiaries of this integration. With Chainlink Data Streams, projects on Sei can access secure and low-latency pricing data, which reduces risk and ensures accuracy. The infrastructure is tailored to deliver high data precision and liquidity-weighted bid-ask spreads, allowing protocols to update their risk management models with greater confidence.

Redefining financial infrastructure

The collaboration between Chainlink and Sei Network is being positioned as a step toward redefining financial infrastructure through blockchain. The integration not only improves the quality of onchain data but also demonstrates how government-endorsed economic information can be embedded into decentralized ecosystems.

By uniting Chainlink’s institutional-grade oracles with Sei’s technical strengths, the partnership is expected to drive further institutional engagement while enabling new use cases that go beyond DeFi into broader financial services. Industry analysts suggest that this development could pave the way for a new era in trading infrastructure, where real-time market data and macroeconomic indicators are available directly onchain to power global applications.