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MetaMask / snaps Public

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feat: Add Multichain API support#3759

Draft

FrederikBolding wants to merge 36 commits intomainMetaMask/snaps:mainfrom

fb/multichain-apiMetaMask/snaps:fb/multichain-apiCopy head branch name to clipboard

Conversation Commits36 (36)Checks Files changed

Draft

feat: Add Multichain API support#3759
FrederikBolding wants to merge 36 commits intomainfrom
fb/multichain-api

Commits

Commits on Jan 13, 2026

wip: Add Multichain API support
FrederikBolding
committed
Add example Snap
FrederikBolding
committed
Support signing messages with Solana
FrederikBolding
committed
Restructure example
FrederikBolding
committed
Add permission boilerplate
FrederikBolding
committed
Add execution env test
FrederikBolding
committed
Update snapshots
FrederikBolding
committed
Fix lint
FrederikBolding
committed
wip: Partial simulation support
FrederikBolding
committed
Tweak version
FrederikBolding
committed
Fix lint
FrederikBolding
committed
Add genesis hash method
FrederikBolding
committed
Support creating and using multichain API sessions
FrederikBolding
committed
Sync versions
FrederikBolding
committed
Fix some more tests
FrederikBolding
committed
Move multichain methods to multichain middleware
FrederikBolding
committed
Inject accounts into session
FrederikBolding
committed
Fix import
FrederikBolding
committed
Tweak test-snaps layout and implementation
FrederikBolding
committed
Properly manage session scopes + request.scope
FrederikBolding
committed
Improve typing
FrederikBolding
committed
More type and docs fixes
FrederikBolding
committed
Fix array assertion
FrederikBolding
committed
Add some tests
FrederikBolding
committed
Simplify example
FrederikBolding
committed
Add ScopedJsonRpcRequest type
FrederikBolding
committed
Add more tests
FrederikBolding
committed
Add more tests
FrederikBolding
committed
More tests
FrederikBolding
committed
Add wallet_revokeSession simulation
FrederikBolding
committed
Add struct for wallet_invokeMethod
FrederikBolding
committed
Add struct for wallet_createSession
FrederikBolding
committed
Add remaining tests
FrederikBolding
committed

Commits on Jan 14, 2026

Resolve a bunch of comments
FrederikBolding
committed
Update README
FrederikBolding
committed
More JSDocs
FrederikBolding
committed

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