com.professorsausages/sausage-onchain

up checked 2026-11-11T10:37:46.971Z

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Publisher-provided title

Professor Sausages — On-chain

Publisher-provided description

EVM gas, Chainlink prices, token-safety, swap quotes, ENS, OFAC & NFT via x402.

Summary by lookupd

Gas fee estimates, token and NFT safety checks, OFAC address screening, ENS resolution, Chainlink prices and swap quotes across EVM chains…

Install

Claude Code, remote (streamable-http)

claude mcp add --transport http sausage-onchain https://x402.professorsausages.com/mcp/onchain

Codex, remote (streamable-http)

codex mcp add sausage-onchain --url https://x402.professorsausages.com/mcp/onchain

Cursor, remote (streamable-http) → .cursor/mcp.json

{
  "mcpServers": {
    "sausage-onchain": {
      "url": "https://x402.professorsausages.com/mcp/onchain"
    }
  }
}

Other clients: docs. Or tell your agent: Set up lookupd for me: read https://lookupd.com/agent.md and follow it.

Tools (12 tools)

Publisher-provided text

• find_data Describe the data you need in plain language (e.g. 'Apple risk factors 2023', 'is this token a honeypot', 'is this email deliverable', 'read this page'). Search
• pricing Every endpoint this server fronts, with its exact per-call USD price (x402, USDC on Base) and a one-line summary, read live from the route table. Free.
• request_data The suggestion box: ask for data we don't have (a pre-2015 filing, an uncovered ticker, an unsupported chain, a whole dataset). Requests feed the nightly ingest
• gas_price Bid-ready EIP-1559 fees (slow/standard/fast maxFeePerGas + maxPriorityFeePerGas, tx-ready wei) for one chain, read live from public RPCs. Pass tx_type to get th
• gas_compare Rank every supported chain by all-in USD transaction cost — the 'where should I send this' routing decision, with the OP-stack L1 data fee included. Paid: call
• spot_price Live Chainlink on-chain spot price for an asset (latestRoundData, with round metadata). Pass `to` as well to cross-convert two assets via their USD feeds, with
• token_safety Heuristic token safety check: follows the proxy and scans the bytecode that actually runs, plus ownership and transfer restrictions. Returns a verdict with per-
• address_screen Screen a crypto address against the full live OFAC SDN list, segmented by chain. Returns a verdict with the matching SDN entries as evidence — never a silent al
• swap_quote Indicative UniswapV2 swap quote from live on-chain reserves: amount out, execution price, and price impact — what the trade will actually cost before you sign i
• ens_resolve Resolve an ENS name to an address, or an address to its forward-verified primary name — direction is detected from the input. view='profile' returns the full id
• chain_info Canonical record for an EVM chain — name, native currency, explorers, liveness-scored public RPCs. view='rpcs' returns only the ranked, eth_chainId-probed RPC l
• nft_scam_check Deterministic scam checklist with a verdict and evidence (spam flags, copymint collisions, holder concentration). Pass a collection contract to check the collec

Details

• Version: 1.0.1
• Transports: streamable-http
• Uptime (7 days): 100%
• Median latency: 511 ms
• First indexed: 2026-11-01T08:56:56.053Z
• Last seen in registry: 2026-11-01T08:56:56.053Z
• Website: https://x402.professorsausages.com/mcp

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