BlockReq

Multi-Chain RPC for Archive, Proof & Trace

Connect Ethereum, BSC, Arbitrum, Base, Polygon, Optimism, Solana, Bitcoin, TON, TRON and more. Archive-capable EVM routes support historical state, eth_getProof, stateOverride, debug and trace.Free 80M RU/month. Start in 3 minutes, no credit card required.

Quick Start
curl https://ethereum-rpc.blockreq.com/v1/rpc/public \ -X POST -H "Content-Type: application/json" \ -d '{"jsonrpc":"2.0","method":"eth_blockNumber","id":1}'
203Networks Supported
ArchiveProof, debug, trace where supported
PublicFree Public RPC

Supported Blockchain Networks

Networks

HTTPShttps://ethereum-rpc.blockreq.com/v1/rpc/public
WSSwss://ethereum-rpc.blockreq.com/v1/rpc/public
BEACON RESThttps://eth-beacon.blockreq.com/v1/rpc/public/eth/v1/beacon/headers/head

Tester

Ethereum · eth_blockNumber

POSTRequest
https://ethereum-rpc.blockreq.com/v1/rpc/public { "jsonrpc": "2.0", "method": "eth_blockNumber", "params": [], "id": 1 }

Need more networks? Dedicated nodes, custom requirements — Contact Us

Why BlockReq

Multi-chain RPC with archive-capable EVM routes for eth_getProof, historical state, stateOverride, debug and trace

Low-Latency Global Nodes

Multi-region deployment with smart routing to the nearest node. P95 latency < 100ms

Archive & Historical State

Route old-block eth_call, eth_getStorageAt, eth_getBalance and eth_getProof to archive-capable providers where validated.

Multi-Chain Coverage

Ethereum, BSC, Arbitrum, Base, Polygon, Optimism, Solana, Bitcoin, TON, TRON and more with protocol-native routing.

Proof, Debug & Trace APIs

Use eth_getProof, debug_traceCall, debug_traceTransaction, trace_block and trace_filter on eligible EVM routes and paid plans.

stateOverride & Simulation

eth_call with stateOverride for contract simulation. debug_traceTransaction for deep transaction analysis

Free 80M RU / Month

Start free with 80M RU/month. WebSocket included. Upgrade to Starter or Growth for debug/trace/txpool API.

Get started in 3 minutes

Three simple steps to connect your dApp to high-performance nodes

1Sign in2Create Endpoint3Connect dApp