Tezos X Previewnet

Long-running preview network for Tezos X. Runs both the EVM interface and the Michelson interface on the same rollup, enabling cross-runtime development and testing.

Network portal: https://previewnet.tezosx.nomadic-labs.com/

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Network identifiers

Interface	CAIP-2	Chain ID
EVM interface	eip155:128064	128064
Michelson interface	tezos:NetXY2oPPzkxUW1	NetXY2oPPzkxUW1

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Endpoints

Service	URL
EVM JSON-RPC	https://previewnet.tezosx.nomadic-labs.com/rpc
EVM JSON-RPC (alias)	https://evm.previewnet.tezosx.nomadic-labs.com
Tezos RPC (Michelson interface)	https://previewnet.tezosx.nomadic-labs.com/rpc/michelson
Tezos RPC (Michelson interface, alias)	https://michelson.previewnet.tezosx.nomadic-labs.com
Smart Rollup Node	https://previewnet.tezosx.nomadic-labs.com/rollup
Blockscout (EVM explorer)	https://blockscout.previewnet.tezosx.nomadic-labs.com
TzKT (Tezos indexer)	https://tzkt.previewnet.tezosx.nomadic-labs.com
Faucet	https://faucet.previewnet.tezosx.nomadic-labs.com

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Get tokens

Use the faucet to fund your accounts on both interfaces:

Faucet: https://faucet.previewnet.tezosx.nomadic-labs.com

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Add to your wallet

MetaMask (EVM interface)

Field	Value
Network name	Tezos X Previewnet
RPC URL	https://evm.previewnet.tezosx.nomadic-labs.com
Chain ID	128064
Currency symbol	XTZ
Block explorer	https://blockscout.previewnet.tezosx.nomadic-labs.com

Temple / octez-client (Michelson interface)

Field	Value
RPC URL	https://michelson.previewnet.tezosx.nomadic-labs.com
Chain ID	NetXY2oPPzkxUW1

octez-client --endpoint https://michelson.previewnet.tezosx.nomadic-labs.com \
  config update

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Quick connectivity check

# EVM chain ID
curl -s -X POST https://evm.previewnet.tezosx.nomadic-labs.com \
  -H 'Content-Type: application/json' \
  -d '{"jsonrpc":"2.0","method":"eth_chainId","params":[],"id":1}'

# Tezos chain ID
curl -s https://michelson.previewnet.tezosx.nomadic-labs.com/chains/main/chain_id