sigloop provides AI agents with smart contract wallets featuring safety controls and automated payment handling. built on ERC-4337 (account abstraction), it enables agents to operate with controlled spending limits and permission scoping.
key features
- session keys — time-bound, contract-scoped permissions with instant revocation
- x402 payment automation — auto-detect 402 responses, validate budgets, sign, and retry
- passkey onboarding — account creation without seed phrases
- budget guardrails — per-agent spending limits, token allowlists, and real-time audit logs enforced on-chain
- framework agnostic — works with any agent framework, runtime, or deployment target
tech stack
- ERC-4337 account abstraction
- ZeroDev integration
- smart contract wallets
- passkey authentication
- pre-built modules for recovery, chain abstraction, and DeFi