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Avalanche C-Chain

eip155:43114Ethereum / EVMBaseToken API
Get API key
Blocks indexed96.7MFull archive
Archive size1.8 TiBUncompressed block data
Block time1.1 sAverage over September 2026
New blocks / day77.6KAverage over September 2026
Blocks added2.3MDuring September 2026
Archive growth63 GiBAdded during September 2026

Pull a block stream in one command

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

Streams the 100 most recent blocks from Avalanche C-Chain. -s -100 is read as an offset back from chain head, so no head lookup is needed.

Providers & endpoints

StreamingFast

streamingfast.io
  • Substreamsavalanche-mainnet.streamingfast.io:443
  • Firehoseavalanche-mainnet.streamingfast.io:443

Pinax

pinax.network
  • Substreamsavalanche.substreams.pinax.network:443
  • Firehoseavalanche.firehose.pinax.network:443
First blockFull ArchiveLowest streamable height
ServicesSubstreams · Firehose · Token APINative token: AVAX