All That Node aims to become trusty gateway to Web3 infrastructure allowing builders not to distracted by issues regarding blockchain network. All That Node guarantees fast and robust connection to RPC nodes with the lowest latency performance.
BlockPI Network aims to provide high-quality, robust, and efficient RPC service. To avoid the single-point failure and limitation of scalability, the network is designed to be a distributed structure with expandable RPC nodes.
BlockPI provides free public endpoints to the Klaytn community and advanced features to paid users. BlockPI designed two paid packages, and support Pay As You Go to fulfill flexible user needs. You can check the pricing details for each package (https://docs.blockpi.io/documentations/pricing) and the individual method cost for Klaytn (https://docs.blockpi.io/documentations/request-unit-ru)
20 requests per second on free services, and unlimited for paid packages.
Ankr's distributed node network creates a powerful synergy, allowing developers to connect easily and securely to public endpoints. With fine-tuned caching that optimizes resource usage, Ankr guarantees fast RPC requests together with low latency performance for superior efficiency when building decentralized applications.
500 requests per second on the free plan, and 1,500 on the premium. It is upgradable on request.
Discord and Support Portal for the free plan, and dedicated support for the premium.