RockX - Gateway for Crypto and Blockchain
Try out the free access to all major POS blockchains
cronos
curl -X POST -H  "Content-Type:application/json" -d '{"id":0,"jsonrpc":"2.0","method": "eth_blockNumber","params": []}' https://public-cronos.w3node.com
solana
curl -X POST -H "Content-Type: application/json" -d '{"jsonrpc":"2.0","id":1, "method":"getBlockHeight"}' https://public-solana.w3node.com
polkadot
curl -H "Content-Type: application/json" -d '{"id":1,"jsonrpc":"2.0","method":"chain_getBlock"}' https://public-dot.w3node.com
cardano
curl -X POST   -H "Content-Type: application/json"   -d '{"query": "{ cardanoDbMeta { initialized syncPercentage }}"}' https://public-ada.w3node.com
kusama
curl -H "Content-Type: application/json" -d '{"id":1,"jsonrpc":"2.0","method":"chain_getBlock"}' https://public-ksm.w3node.com
terra
curl -H "accept: application/json" https://public-terra.w3node.com/blocks/latest
bsc
curl -X POST -H "Content-Type:application/json" -d '{"jsonrpc":"2.0","method":"eth_blockNumber","params":[],"id":1}' https://public-bsc.w3node.com
polygon
curl -X POST -H "Content-Type:application/json" -d '{"jsonrpc":"2.0","method":"eth_blockNumber","params":[],"id":1}' https://public-polygon.w3node.com
arbitrum
curl -X POST -H "Content-Type: application/json" -d '{"jsonrpc":"2.0","method":"eth_blockNumber","params":[],"id":1}' https://public-arbitrum.w3node.com
fantom
curl  -X POST -H "Content-Type: application/json" -d '{"jsonrpc":"2.0","method":"eth_blockNumber","params":[],"id":1}' https://public-fantom.w3node.com
sneak peak
Gain access and interact with various public blockchains
With our access node portal, you can easily subscribe, manage, and make use of all API keys with a few clicks.
Leverage greater performance
Instant connectivity

Instant connectivity

Enables any developer or institution to interact with major PoS blockchains instantly, reducing their development complexity and cost.

High availability

High availability

Hybrid cloud architecture and backup nodes avoids any single point of failure. 24/7 monitoring and recovery system ensures nodes are always online.

Strong robustness

Strong robustness

Secure access control prevents DDoS attacks and hacks. Seamless upgrade of the latest security fixes and new features of blockchains.

Support different user needs
Exchanges & Custodians

Exchanges & Custodians

Support new blockchain assets instantly without managing their own node

dApp Developers

dApp Developers

Seamlessly interact with blockchains and inquire on-chain data

Crypto Funds & Traders

Crypto Funds & Traders

Search historical transactions and conduct data processing and analytics