Quicknode

October 28, 2025 — 3 min read

Quicknode is proud to support Arc, a new open Layer 1 blockchain built by Circle and designed to meet the needs of developers and companies bringing real-world economic activity onchain with stablecoins like USDC as native gas.

Quicknode and Circle share a mission to accelerate the future of global money movement by empowering developers to build stablecoin-native financial applications. This collaboration combines Circle’s expertise in digital assets with Quicknode’s high-performance blockchain infrastructure, providing a trusted foundation for enterprise-grade applications across lending, capital markets, FX, and payments.

About Arc

Arc is an open Layer-1 blockchain purpose-built to unite programmable money and onchain innovation with real-world economic activity. Engineered for enterprise adoption, Arc delivers the performance, reliability, and access to liquidity that the world’s largest businesses, financial institutions, and asset issuers need to power onchain lending, capital markets, FX, and payments at scale.

• Stablecoins as gas - Low, predictable fiat-based transaction fees, starting with USDC

• Crosschain interop - Frictionless access to liquidity and data between blockchains with CCTP and Gateway

• Deterministic instant finality - Sub-second settlement finality powered by Malachite, a BFT consensus engine

• Opt-in configurable privacy - Selectively shield balances and transactions while preserving auditability

• Full Circle platform integration - Native support for USDC, EURC, USYC, Mint, Circle Payments Network (CPN), Wallets, Contracts, CCTP, Gateway, Paymaster, and more

Arc is enterprise-grade network infrastructure that works with Circle’s global partner ecosystem to provide a trusted, neutral foundation for the world’s stablecoins, tokenized assets, economic contracts, and onchain markets.

Featuring predictable fiat-based fees, deterministic sub-second finality, opt-in configurable privacy, and direct integration with Circle’s full-stack platform, Arc delivers the performance, reliability, and liquidity needed to meet the demands of the global internet economy.

Arc is EVM-compatible, so developers can build using the same frameworks and tooling they know and trust. Open and composable, Arc offers the freedom to deploy, transact, and innovate while maintaining interoperability with the broader multichain ecosystem.

Powered by Quicknode

Quicknode serves as a preferred infrastructure provider for Arc, delivering high-speed RPC endpoints and APIs designed for stablecoin-native performance. Developers gain access to a reliable, low-latency infrastructure layer that supports secure testing, deployment, and scaling across Arc’s ecosystem.

Quicknode’s infrastructure handles more than 300 billion API requests each month across 80+ blockchains, maintaining 99.99% uptime and industry-leading speeds. This ensures that builders on Arc experience enterprise-grade reliability from day one.

Why Builders Choose Quicknode

• Proven Performance - Quicknode delivers faster blockchain API responses on average, serving hundreds of thousands of developers around the world.

• Enterprise Reliability - With 99.99% uptime and global support, Quicknode keeps critical financial applications running smoothly at scale.

• Trusted Partnership - Quicknode’s deep experience supporting Layer 1 and Layer 2 networks makes it a dependable partner for teams building in regulated financial environments.

Choosing Quicknode for Arc ensures your projects are powered by infrastructure that scales with your ambition.

Get Started on Arc

With Arc now supported in the Quicknode dashboard, developers can begin building immediately.

1. Sign Up — Create a Quicknode account or log in to your existing one.

2. Start Building — Deploy and test your applications on Arc using Quicknode’s RPC endpoints.

3. Learn More — Visit circle.com/arc for official developer documentation.

4. Connect — Join the Quicknode and Circle developer communities to collaborate with other builders shaping the future of stablecoin finance.

If your team is exploring fintech or enterprise use cases for stablecoin-based applications, consider consulting with Quicknode about custom infrastructure solutions designed specifically for Arc.

Developers who start early on testnet will be first in line for credits and ecosystem support.