As blockchain applications become more powerful and complex in 2025, the need for fast, reliable infrastructure has never been greater. At the heart of every Web3 project is an RPC node — the component that connects decentralized apps to blockchain data. Whether you’re building a DeFi protocol, NFT marketplace, crypto wallet, or blockchain analytics platform, choosing the best RPC providers for your blockchain app is a critical decision.
In this guide, we compare the top 7 RPC node providers for 2025 — evaluating their performance, network support, pricing, uptime, and developer tools.
Comparison Table: Best RPC Node Providers in 2025
| # | Provider | Networks Supported | WebSocket Support | Uptime SLA | Free Tier |
|---|---|---|---|---|---|
| 1 | NOWNodes | 110+ | Yes | 99.95% | Yes |
| 2 | Alchemy | 20+ | Yes | 99.9% | Yes |
| 3 | QuickNode | 24+ | Yes | 99.9% | Yes |
| 4 | Infura | 15+ | Partial | 99.9% | Yes |
| 5 | Ankr | 30+ | Yes | 99.95% | Yes |
| 6 | Chainstack | 20+ | Yes | 99.9% | Yes |
| 7 | GetBlock | 50+ | Yes | 99.9% | Yes |
1. NOWNodes
NOWNodes leads the market in 2025 as the most scalable and developer-friendly RPC solution for blockchain applications. With access to over 110 blockchain networks, ultra-fast API response times, and a global infrastructure, NOWNodes is an ideal RPC node provider for dApps, exchanges, wallets, and analytics tools.
Why It’s the Best:
- Supports 110+ blockchains including Bitcoin, Ethereum, BNB Chain, zkSync, Solana, Arbitrum, TON, and more.
- 99.95% uptime SLA with auto-scaling RPC node infrastructure.
- Strong support team available 24/7.
- Flexible free tier with enterprise upgrade options.
2. Alchemy
Alchemy combines robust RPC access with a suite of powerful developer tools, including transaction simulation, request tracing, and enhanced dashboards. It’s especially suited for advanced Ethereum development.
- RPC node support for Ethereum, Optimism, Arbitrum, Polygon, Solana, and more.
- WebSocket and HTTP access with fast response times.
3. QuickNode
QuickNode is known for its performance-focused RPC infrastructure, offering ultra-low latency and broad network support.
- Supports 24+ chains such as Ethereum, Solana, Aptos, Fantom, BNB, and Avalanche.
- Offers public and private RPC node endpoints.
- Developer-friendly UI and metrics dashboard.
- Free and scalable paid tiers.
4. Infura
As one of the earliest players in blockchain infrastructure, Infura continues to serve top-tier Ethereum apps and wallets.
- RPC support for Ethereum, Arbitrum, Polygon, Avalanche, BNB, and Optimism.
- Limited WebSocket support, mostly HTTP-based.
- Known for uptime and consistent throughput.
5. Ankr
Ankr stands out for combining reliable RPC node access with staking, validator tools, and Web3 infrastructure.
- Offers RPC services across 30+ chains.
- Strong Asia and EU latency performance.
- Ideal for both dApp developers and validator operators.
6. Chainstack
Chainstack appeals to professional teams that need controlled, customizable RPC node deployments with team collaboration tools.
- Multi-cloud deployment: AWS, GCP, Azure, and self-hosted options.
- Supports 20+ networks including Ethereum, BNB Chain, Polygon, Avalanche.
- Competitive pricing for managed and dedicated nodes.
7. GetBlock
GetBlock provides a wide range of public and private RPC nodes for over 50 blockchains, focusing on reliability and ease of use.
- REST and WebSocket endpoints.
- Clean, developer-oriented UI.
- High monthly request limits even on free plans.
