Production RPC
for 19 blockchains

Standard JSON-RPC endpoints with automatic failover and zero configuration. Compatible with ethers.js, viem, web3.js, MetaMask, Hardhat, and Foundry.

Try us now, free
25,000 requests/day across all chains. No email, no sign-up.
View pricing
19
Chains
25K
Free requests/day
3
Continents
99.9%
Uptime

Supported Chains

One URL pattern for every chain. Switch by changing the subdomain.

Ethereum
ethereum.chainrpc.net
Base
base.chainrpc.net
Arbitrum One
arbitrum.chainrpc.net
Optimism
optimism.chainrpc.net
Polygon PoS
polygon.chainrpc.net
BNB Chain
bsc.chainrpc.net
Avalanche
avalanche.chainrpc.net
Gnosis
gnosis.chainrpc.net
Ethereum Sepolia
sepolia.chainrpc.net
zkSync Era
zksync.chainrpc.net
Linea
linea.chainrpc.net
Scroll
scroll.chainrpc.net
Blast
blast.chainrpc.net
Mantle
mantle.chainrpc.net
Polygon zkEVM
polygon-zkevm.chainrpc.net
Mode
mode.chainrpc.net
Zora
zora.chainrpc.net
Celo
celo.chainrpc.net
Ethereum Sepolia
sepolia.chainrpc.net
Base Sepolia
base-sepolia.chainrpc.net

Simple pricing

Start free. Pay with USDC or USDT on Base when you need more.

Free
$0
For prototyping and testing
  • 25,000 requests / day
  • 3 requests / second
  • All 13 chains included
  • No account required
  • Hard limit — upgrade when ready
Get Free Key
Growth
$29 / month
For production applications
  • 500,000 requests / day included
  • 30 requests / second
  • Overflow: $10 per extra million
  • Never blocked — pay for what you use
  • USDC or USDT on Base
Get your key first
Pro
$99 / month
For high-throughput systems
  • 5,000,000 requests / day included
  • 100 requests / second
  • Overflow: $5 per extra million
  • Never blocked — pay for what you use
  • USDC or USDT on Base
Get your key first

How it works

Get your key, try our free tier. When ready, go to your account page with your key and use your own wallet to provision a budget we can pull when required.

1
Try free
Generate your key above. 25,000 requests/day, all 13 chains. No commitment.
2
Upgrade when ready
Go to your account page with your key. Pick a tier, connect your wallet, approve a USDC or USDT budget.
3
We pull what you use
Your funds stay in your wallet. We pull the subscription monthly and overflow charges as needed. You stay in full control.
4
Cancel anytime
Revoke the approval in your wallet. That's it. No form, no email, no penalty. Your key continues on the free tier.