Documentation Index
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The AbstractJS SDK provides a type-safe TypeScript interface for building gas-abstracted, cross-chain applications on the Biconomy stack.
Installation
npm install @biconomy/abstractjs viem
Quick Reference
Account
toMultichainNexusAccount, toNexusAccount
Client
createMeeClient, getQuote, executeQuote
Instructions
buildComposable, build
Runtime Functions
runtimeERC20BalanceOf, runtimeNativeBalanceOf
Conditions
createCondition, ConditionType
Smart Sessions
getSessionQuote, signSessionQuote, executeSessionQuote; buildSessionAction, buildActionPolicy (Account)
Utilities
getMeeScanLink, getMEEVersion
Core Imports
import {
// Account
toMultichainNexusAccount,
toNexusAccount,
// Client
createMeeClient,
// Runtime
runtimeERC20BalanceOf,
runtimeNativeBalanceOf,
runtimeERC20AllowanceOf,
runtimeParamViaCustomStaticCall,
// Constraints
greaterThanOrEqualTo,
lessThanOrEqualTo,
equalTo,
// Conditions
createCondition,
ConditionType,
// Sessions
toSmartSessionsModule,
meeSessionActions,
getSudoPolicy,
getUniversalActionPolicy,
// Utilities
getMeeScanLink,
getMEEVersion,
MEEVersion,
// Types
type MeeClient,
type MultichainSmartAccount,
type Instruction,
type FeeTokenInfo,
type Trigger,
} from "@biconomy/abstractjs";
Version Constants
enum MEEVersion {
V2_1_0 = "2.1.0",
V2_2_0 = "2.2.0"
}
// Get version config
const version = getMEEVersion(MEEVersion.V2_1_0);
Type Definitions
FeeTokenInfo
type FeeTokenInfo = {
address: Address;
chainId: number;
};
Trigger
type Trigger = {
chainId: number;
tokenAddress: Address;
amount: bigint;
};
Instruction
type Instruction = {
chainId: number;
calls: Call[];
// Optional time bounds
lowerBoundTimestamp?: number;
upperBoundTimestamp?: number;
};
type Call = {
to: Address;
data?: Hex;
value?: bigint;
};
