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OP Sepolia Testnet

eip155:11155420Ethereum / EVMExtended
Get API key

Pull a block stream in one command

substreams auth
substreams run common@latest map_clocks -e optimism-sepolia -s -100 -o jsonl

Streams the 100 most recent blocks from OP Sepolia Testnet. -s -100 is read as an offset back from chain head, so no head lookup is needed.

Providers & endpoints

Pinax

pinax.network
  • Substreamsopsepolia.substreams.pinax.network:443
  • Firehoseopsepolia.firehose.pinax.network:443
First blockFull ArchiveLowest streamable height
Block modelExtendedsf.ethereum.type.v2.Block
ServicesSubstreams · FirehoseNative token: ETH

Resources

optimism-sepolia.blockscout.comChain documentationBlock protobuf schema