Fast and reliable access to proof-of-stake networks

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Instant and reliable access to proof-of-stake networks over HTTPS and WebSocket

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Start building with Ankr APIs for free.

Why Ankr?

Launch decentralized applications and enterprise blockchain deployments
in one interoperable, highly scalable, and reliable ecosystem.

Boundless interoperability

  • API access to 50+ blockchain and Defi protocols
  • Zero node setup or maintenance
  • Automatically scales as your app grows
  • Turnkey infrastructure solutions for enterprises

Built for DeFI

  • Ankr’s novel cluster technology decouples the API from individual nodes, greatly improving transaction performance and reliability.
  • On track to deliver more transactions per second than any other RPC endpoint in the industry

True scalability

  • Instantly available, no lengthy sync times
  • Microservice-driven architecture for web3.0
  • Low latency and large capacity

Robust data infrastructure

  • Quickly query archive data from any block
  • Superior load balancing

Community collaboration

  • Extensive documentation and resources
  • Active support networks
  • Ankr ambassadors
  • Binance Chain

    Ankr gives developers access to both Binance Chain and Binance Smart Chain (both testnet and mainnet). It’s a rare solution with advanced smart contract features, making it easy for anyone to develop on Binance Chain without the infrastructure worries.

  • Ethereum

    Enjoy low-cost and easy access to the Ethereum network. Query data from the Ethereum blockchain (mainnet or testnets) and interact with smart contracts.

  • OKchain

    OKExChain is the world’s first trading chain — blockchain technology built for trading. Trade anything of value on-chain and own and control the assets.

  • Polkadot

    Build on Polkadot and Substrate-based chains or create hassle-free parachains.

Start building with Ankr APIs for free.