Summary
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Name change only: WKLAY → WKAIA (Klaytn → Kaia)
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Contract + interface unchanged; WETH pattern (ERC-20 wrap/unwrap)
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Builders should reference the canonical WKAIA contract
Addresses
Mainnet: 0x19Aac5f612f524B754CA7e7c41cbFa2E981A4432
Kairos (Testnet): 0x043c471bEe060e00A56CcD02c0Ca286808a5A436
Resources
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Article/Docs: Update on Canonical Wrapped Token: WKLAY is now WKAIA - Kaia - Medium
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GitHub (code, tests, deploy scripts): https://github.com/kaiachain/canonical-wkaia
Action Items
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Update codebases (token symbols/addresses) to WKAIA (canonical)
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Confirm wrap/unwrap flows remain WETH-style in your UI/SDKs
Safety: Always verify canonical addresses via Kaia Docs or the official GitHub repo.