wallets

Create, manage, and sign Ethereum wallets and transactions with EIP-7702 and Safe multisig patterns.

Updated Apr 8, 2026
One-click install
npx skills add https://github.com/mashharuki/flare-sample --skill wallets-mashharuki
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: wallets
Source: https://github.com/mashharuki/flare-sample/tree/main/.claude/skills/eth-wallets
Command: npx skills add https://github.com/mashharuki/flare-sample --skill wallets-mashharuki

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Managing Ethereum accounts, signing, and agent-driven transactions is risky and error-prone; this Skill consolidates best practices, delegation patterns, and guardrails to prevent key leakage, accidental fund loss, and unsafe agent behavior.

Core Features & Use Cases

  • EIP-7702 smart EOAs: guidance for delegating execution to contract code for batching, gas sponsorship, and session-style UX without migrating wallets.
  • Safe (Gnosis Safe) multisig patterns: recommended 2-of-3 agent-safe setup and recovery workflows to limit single-point failures.
  • Key-handling guardrails: explicit rules for never committing secrets, preferred storage options, rotation and recovery steps, checksum validation, gas estimation, and human-approval thresholds.
  • Agent safety patterns: instructions for running agents with limited-fund wallets, spending limits, and explicit confirmation flows before moving assets.
  • Use case: prepare an agent-operated deployment wallet that can queue transactions while a human co-signer retains final approval via a Safe multisig.

Quick Start

Show me step-by-step how to create a hardware-backed wallet, set up a 2-of-3 Safe with a dedicated agent key, and prepare and simulate a low-value testnet transaction for verification.

Frequently Asked Questions about wallets

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I set up a Safe multisig wallet for an Ethereum agent?▼

To set up a Safe multisig wallet for Ethereum agents, configure a 2-of-3 signing threshold where a dedicated agent key queues transactions and a human co-signer provides final approval via Safe recovery workflows.

What is EIP-7702 smart EOA account abstraction?▼

EIP-7702 smart EOA account abstraction delegates execution to contract code for batching, gas sponsorship, and session-style UX, enabling smart account features without migrating to a new Ethereum wallet.

How to safely manage Ethereum private keys for automated transactions?▼

Safely manage Ethereum private keys by using hardware wallets, encrypted keystores, or multisig recovery patterns, enforcing strict guardrails to never commit secrets and performing regular key rotation.

Can I batch transactions and sponsor gas fees without migrating my Ethereum EOA?▼

Yes, you can batch transactions and sponsor gas fees without migrating your EOA by using EIP-7702 to delegate execution to contract code for account abstraction scenarios.

What are the recommended guardrails for agent-operated Ethereum wallets?▼

Recommended guardrails for agent-operated Ethereum wallets include using limited-fund wallets, enforcing spending limits, requiring human approval thresholds, and performing checksum validation with gas estimation before signing.

How do I create a hardware-backed Ethereum wallet and simulate a testnet transaction?▼

Create a hardware-backed Ethereum wallet, configure a 2-of-3 Safe with a dedicated agent key, then prepare and simulate a low-value testnet transaction to verify the signing flow and guardrails.