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feat: add Mezo and Mezo Testnet chain definitions#4422

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jxom merged 1 commit intowevm:mainfrom
ryanRfox:feat/mezo-chain-definitions
Mar 27, 2026
Merged

feat: add Mezo and Mezo Testnet chain definitions#4422
jxom merged 1 commit intowevm:mainfrom
ryanRfox:feat/mezo-chain-definitions

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@ryanRfox
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Adds chain definitions for Mezo, a Bitcoin-native EVM L2.

Chains added:

Mezo Mezo Testnet
Chain ID 31612 31611
Native currency BTC (18 decimals) BTC (18 decimals)
RPC https://rpc.mezo.org https://rpc.test.mezo.org
Explorer explorer.mezo.org explorer.test.mezo.org

Both chains are registered in ethereum-lists/chains:

Files changed:

  • src/chains/definitions/mezo.ts (new)
  • src/chains/definitions/mezoTestnet.ts (new)
  • src/chains/index.ts (2 export lines)
  • .changeset/add-mezo-chains.md (patch changeset)

Add chain definitions for Mezo (31612) and Mezo Testnet (31611),
a Bitcoin-native EVM L2. Both chains are registered in
ethereum-lists/chains. Includes multicall3 contract for testnet.
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vercel bot commented Mar 23, 2026

@ryanRfox is attempting to deploy a commit to the Wevm Team on Vercel.

A member of the Team first needs to authorize it.

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changeset-bot bot commented Mar 23, 2026

🦋 Changeset detected

Latest commit: 027f62f

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 1 package
Name Type
viem Patch

Not sure what this means? Click here to learn what changesets are.

Click here if you're a maintainer who wants to add another changeset to this PR

@jxom jxom merged commit 3c950f7 into wevm:main Mar 27, 2026
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@github-actions github-actions bot mentioned this pull request Mar 26, 2026
@tmm tmm mentioned this pull request Mar 30, 2026
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2 participants