Routing ShibaSwap Swaps When Adding Shibarium

If your integration selects addresses and native-asset settings from the connected chain ID, it can route swaps on Ethereum and Shibarium without applying Ethereum assumptions to Shibarium.

Which settings must change with the chain?

Keep a separate configuration for each chain ID, and select it before quoting or building a transaction. At minimum, each entry needs the swap contracts your integration calls, supported token addresses, the wrapped native token, the gas token, and an explorer base URL.

These values are network-specific because the same token or contract name does not guarantee the same address on both networks. In particular, do not carry an Ethereum token address into a Shibarium configuration: it may have no code or may refer to a different contract. Native gas is ETH on Ethereum and BONE on Shibarium; each network also has its own wrapped native token address.

For each chain, keep token metadata and pool or route availability alongside the configured addresses. A token can be valid on both networks but have a usable pool on only one. A shiba swap exchange integration therefore needs to quote against the selected network’s available liquidity; a token’s presence in your app does not prove a route exists there.

How should the integration quote, approve, and send?

Read the connected wallet’s chain ID before every quote and transaction build. Use that ID to select the configuration and resolve both token addresses. If the ID is unsupported, stop and show the supported networks instead of falling back to Ethereum defaults.

Quote only tokens and routes available on that chain. The quote’s input and output token addresses, router or other contract target, and any returned calldata must all belong to the selected network. If no pool supports the pair there, report that no route is available; do not reuse a quote from the other chain.

Before requesting a signature, compare the wallet’s current chain ID with the chain ID used to create the transaction. If they differ, discard the quote and transaction data, then fetch a fresh quote after the wallet settles on a network. This catches a mid-session switch between quote and signing, when otherwise valid Ethereum calldata could be offered to a wallet now connected to Shibarium.

Check allowance on the same chain as the swap. ERC-20 approval is recorded for a token contract on a particular network, so an Ethereum approval does not authorize spending the corresponding Shibarium token. When the allowance is insufficient, request approval for the configured spender, wait for its receipt, then build or refresh the swap transaction. The swap is ready to sign when the wallet still matches the quote’s chain, the allowance is sufficient, and the quote remains valid.

After sending, use the actual transaction chain to fetch the receipt and construct its explorer link. A successful receipt on one network says nothing about a transaction on the other; select the explorer from that network’s configuration.

Revisit this setup if Shibarium or Ethereum adds, removes, or changes a deployment your integration relies on. Update that network’s addresses and supported routes; the other network’s configuration remains valid only if its own deployments are unchanged.

What changes in less common cases?

How should my integration handle a wallet that switches networks mid-session?

Invalidate cached quotes and unsigned transaction data when the wallet reports a chain change. Reload the matching configuration and quote again; if the wallet changes after transaction construction, block signing and rebuild for the new chain.

How do I verify the official shiba swap contract addresses for each network?

Confirm each address against a current official project source and the relevant chain’s explorer, including that the deployed contract matches the expected role. Until an address is verified for that chain, it should not enter the configuration or be used to build transactions.

Can one quote compare prices for the same token across both networks?

Only if the token has a valid address and a quoteable pool on each network. Treat these as two independent quotes with separate token contracts, liquidity, gas costs, and chain IDs; comparing them does not make their transaction data interchangeable.

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