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feat: add Monad to BridgeController #6828

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890c238
feat: add monad to bridge controller
stanleyyconsensys Oct 14, 2025
eaceaea
chore: update chg log
stanleyyconsensys Oct 14, 2025
34c01c8
chore: update change log
stanleyyconsensys Oct 14, 2025
a7f92b9
chore: chg log
stanleyyconsensys Oct 14, 2025
60d0c9b
Merge branch 'main' into feat/add-monad-bridge
Julink-eth Oct 16, 2025
420562e
Merge branch 'main' into feat/add-monad-bridge
Julink-eth Oct 16, 2025
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5 changes: 5 additions & 0 deletions packages/bridge-controller/CHANGELOG.md
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Expand Up @@ -7,6 +7,11 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0

## [Unreleased]

### Added

- Add `MONAD` network support ([#6828](https://github.com/MetaMask/core/pull/6828))
- Add `MONAD` into constants `ALLOWED_BRIDGE_CHAIN_IDS`, `SWAPS_TOKEN_OBJECT` and `NETWORK_TO_NAME_MAP`

## [52.0.0]

### Changed
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1 change: 1 addition & 0 deletions packages/bridge-controller/src/constants/bridge.ts
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Expand Up @@ -19,6 +19,7 @@ export const ALLOWED_BRIDGE_CHAIN_IDS = [
CHAIN_IDS.LINEA_MAINNET,
CHAIN_IDS.BASE,
CHAIN_IDS.SEI,
CHAIN_IDS.MONAD,
SolScope.Mainnet,
BtcScope.Mainnet,
] as const;
Expand Down
3 changes: 3 additions & 0 deletions packages/bridge-controller/src/constants/chains.ts
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Expand Up @@ -74,6 +74,7 @@ export const CHAIN_IDS = {
INK: '0xdef1',
MODE_SEPOLIA: '0x397',
MODE: '0x868b',
MONAD: '0x8f',
} as const;

export const NETWORK_TYPES = {
Expand Down Expand Up @@ -124,6 +125,7 @@ export const SONEIUM_DISPLAY_NAME = 'Soneium Mainnet';
export const MODE_SEPOLIA_DISPLAY_NAME = 'Mode Sepolia';
export const MODE_DISPLAY_NAME = 'Mode Mainnet';
export const SEI_DISPLAY_NAME = 'Sei Network';
export const MONAD_DISPLAY_NAME = 'Monad';

export const NETWORK_TO_NAME_MAP = {
[NETWORK_TYPES.GOERLI]: GOERLI_DISPLAY_NAME,
Expand Down Expand Up @@ -156,4 +158,5 @@ export const NETWORK_TO_NAME_MAP = {
[CHAIN_IDS.LISK]: LISK_DISPLAY_NAME,
[CHAIN_IDS.LISK_SEPOLIA]: LISK_SEPOLIA_DISPLAY_NAME,
[CHAIN_IDS.SEI]: SEI_DISPLAY_NAME,
[CHAIN_IDS.MONAD]: MONAD_DISPLAY_NAME,
} as const;
11 changes: 11 additions & 0 deletions packages/bridge-controller/src/constants/tokens.ts
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Expand Up @@ -54,6 +54,7 @@ const CURRENCY_SYMBOLS = {
SOL: 'SOL',
SEI: 'SEI',
BTC: 'BTC',
MON: 'MON',
} as const;

const ETH_SWAPS_TOKEN_OBJECT = {
Expand Down Expand Up @@ -156,6 +157,14 @@ const SEI_SWAPS_TOKEN_OBJECT = {
iconUrl: '',
} as const;

const MONAD_SWAPS_TOKEN_OBJECT = {
symbol: CURRENCY_SYMBOLS.MON,
name: 'Mon',
address: DEFAULT_TOKEN_ADDRESS,
decimals: 18,
iconUrl: '',
} as const;

const SWAPS_TESTNET_CHAIN_ID = '0x539';

export const SWAPS_CHAINID_DEFAULT_TOKEN_MAP = {
Expand All @@ -172,6 +181,7 @@ export const SWAPS_CHAINID_DEFAULT_TOKEN_MAP = {
[CHAIN_IDS.LINEA_MAINNET]: LINEA_SWAPS_TOKEN_OBJECT,
[CHAIN_IDS.BASE]: BASE_SWAPS_TOKEN_OBJECT,
[CHAIN_IDS.SEI]: SEI_SWAPS_TOKEN_OBJECT,
[CHAIN_IDS.MONAD]: MONAD_SWAPS_TOKEN_OBJECT,
[SolScope.Mainnet]: SOLANA_SWAPS_TOKEN_OBJECT,
[SolScope.Devnet]: SOLANA_SWAPS_TOKEN_OBJECT,
[BtcScope.Mainnet]: BTC_SWAPS_TOKEN_OBJECT,
Expand All @@ -198,4 +208,5 @@ export const SYMBOL_TO_SLIP44_MAP: Record<
AVAX: 'slip44:9000',
TESTETH: 'slip44:60',
SEI: 'slip44:19000118',
MON: 'slip44:268435779',
};
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