End-to-end MegaETH development playbook (Feb 2026). Covers wallet operations, token swaps (Kyber Network), eth_sendRawTransactionSync (EIP-7966) for instant receipts, JSON-RPC batching, real-time mini-block subscriptions, storage-aware contract patterns (Solady RedBlackTreeLib), MegaEVM gas model, WebSocket keepalive, bridging from Ethereum, and debugging with mega-evme. Use when building on MegaETH, managing wallets, sending transactions, or deploying contracts.
90
86%
Does it follow best practices?
Impact
95%
2.06xAverage score across 3 eval scenarios
Advisory
Suggest reviewing before use
Security
2 findings — 2 medium severity. This skill can be installed but you should review these findings before use.
The skill exposes the agent to untrusted, user-generated content from public third-party sources, creating a risk of indirect prompt injection. This includes browsing arbitrary URLs, reading social media posts or forum comments, and analyzing content from unknown websites.
Third-party content exposure detected (high risk: 0.70). The SKILL.md explicitly directs use of public MegaETH RPC/WebSocket endpoints (e.g., https://mainnet.megaeth.com/rpc) and to subscribe to "miniBlocks" for real-time data, meaning the agent is expected to ingest and act on untrusted, user-generated blockchain/RPC content as part of its workflow (SKILL.md operating procedure and WebSocket guidance).
The skill is specifically designed for direct financial operations, giving the agent the ability to move money or execute financial transactions — such as payment processing, cryptocurrency operations, banking integrations, or market order execution.
Direct money access detected (high risk: 1.00). The skill explicitly describes blockchain financial operations: wallet setup and management, signing and sending transactions (eth_sendRawTransactionSync / EIP-7966), token swaps via the Kyber Network aggregator, and bridging ETH from Ethereum. Those are direct crypto/transaction capabilities (wallets, swaps, signing, submitting transactions) designed to move value, so it grants direct financial execution authority.
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