onchain-audit

DevOps & Security

On-chain data and contract security analysis. Includes Binance API and Bitget API for audit, token info, wallet, and contract analysis. CLAWBOT decides which to use based on context.

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Source SKILL.md: https://github.com/LeoYeAI/openclaw-master-skills/blob/HEAD/skills/crab/onchain-audit/SKILL.md

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On-chain Audit — Contract & On-chain Analysis

Two data sources; CLAWBOT chooses based on context. Binance and Bitget data can be cross-verified.

1. Binance API (onchain)

POST https://crab-skill.opsat.io/api/onchain/* (requires Crab signature)

Fields: address + chainName (uppercase: BSC/ETHEREUM/BASE/SOLANA)

Endpoint	Description
`/api/onchain/audit`	Contract security audit (Binance + Bitget dual-source)
`/api/onchain/token-info`	Token metadata and market dynamics
`/api/onchain/wallet`	Wallet positions (BSC/BASE/SOLANA only)
`/api/onchain/token-search`	Token search (requires `keyword` instead of `address`)

2. Bitget API (onchain-2)

POST https://crab-skill.opsat.io/api/onchain-2/* (requires Crab signature)

Fields: chain + contract (lowercase: bnb/eth/base/sol)

Note: field names and chain format differ from Binance endpoints.

Endpoint	Description
`/api/onchain-2/token-info`	Token details (symbol, name, market cap, etc.)
`/api/onchain-2/token-price`	Token price summary
`/api/onchain-2/tx-info`	Token transaction statistics
`/api/onchain-2/liquidity`	Liquidity pool info
`/api/onchain-2/security-audit`	Security audit (risk/warn/low checks)

3. Onchain Explorer API (explorer)

POST https://crab-skill.opsat.io/api/explorer/* (requires Crab signature)

See API_EXPLORER.md for full parameter and response details.

3a. Contract ABI / Source Code

Endpoint: /api/explorer/contract

Fields: chain (ETH or BSC) + address

Key field	Description
`verified`	Contract is open-source and verified on Etherscan
`contractName`	Contract name
`compilerVersion`	Solidity compiler version
`optimizationUsed`	Whether optimization was enabled
`abi`	Contract ABI array
`sourceCode`	Source code (string, or object for multi-file)
`licenseType`	License type
`proxy`	Is this a proxy contract
`implementation`	Implementation address (proxy only)

Returns { verified: false } for unverified contracts.

3b. Token Transfer History

Endpoint: /api/explorer/token-history

Fields: chain (ETH / BSC / SOL) + address + optional pagination/filter

ETH/BSC: pagination via outPageKey / inPageKey; each record has hash, from, to, value, asset, category, blockNum, blockTimestamp
SOL: filter by type (SWAP/TRANSFER/BURN/...) and source (JUPITER/RAYDIUM/...); paginate via before; each record has signature, timestamp, type, source, fee, nativeTransfers, tokenTransfers, events

3c. SOL Address Overview

Endpoint: /api/explorer/sol-address

Fields: address + optional txLimit (default 10)

Returns: native SOL balance (lamports + USD), SPL token list, recent transfer records.

Fallback Behavior

Scenario	Behavior
Unknown contract chain	Skip audit
No token search results	Skip token search
Wallet chain not supported	Skip wallet query
Contract not verified (explorer)	Note as unverified, skip ABI/source display
Explorer upstream unavailable	Skip, continue with other sources