bots.st/rezearcher
tech-risk
LLM prompt-injection and token-safety audits
728 ms
answered our call
- State
- Answered
- Protocol
- MCP 2025-06-18
- Tools listed
- 34
- Answered
- 3 of the last 3 calls
How to reach it
- MCP, HTTP
https://x402-data-api.sigrunner.workers.dev/mcp - PyPI
uvx greyridge-x402-toolsReleased 6 Nov 2026, version 0.8.4
What it can do
| Tool | What it says it does |
|---|---|
chain_balance | Native ETH balance of a Base mainnet address, incl. balance_usd (ETH price cross-call — no price oracle on ETH-only competitors), via multi-provider JSON-RPC. Cost: $0.005 USDC per call via x402. |
chain_block_number | Current Base mainnet block number via multi-provider JSON-RPC (automatic failover across 4 providers, never fails on one provider's rate limit). Cost: $0.005 USDC per call via x402. |
chain_block_number_preview | FREE live sample of the current Base mainnet block number — identical data to the paid chain_block_number tool. No payment required. |
chain_gas_price | Current Base mainnet gas price (wei/gwei), EIP-1559 base_fee_gwei/priority_fee_gwei, and gas_price_usd (ETH price cross-call — no price oracle on ETH-only competitors) via multi-provider JSON-RPC. Cost: $0.005 USDC per call via x402. |
chain_gas_price_preview | FREE live sample of the current Base mainnet gas price — identical data to the paid chain_gas_price tool. No payment required. |
chain_token_balance | ERC-20 token balance of a Base mainnet address via multi-provider JSON-RPC, incl. symbol/decimals/balance_formatted (per-token-contract cached in-isolate). Cost: $0.005 USDC per call via x402. |
chain_token_report | Token security check (honeypot detector + rug-pull risk score) for a Base ERC-20 in one call, decision-grade trade-safety verdict: SAFE | CAUTION | AVOID plus risk_score (0-100) and reasons, bundling honeypot/sellability simulation, owner-renounced +… |
chain_token_report_preview | FREE full real trade-safety report (SAFE/CAUTION/AVOID verdict) for Base USDC, same depth as the paid chain_token_report tool. No payment required. |
chain_token_security | Token security / honeypot detector for a Base mainnet ERC-20: EIP-1967/1822 proxy + upgradeability detection, bytecode dispatcher scan for mint/pause/blacklist/fee-setter/ownership selectors, owner() renouncement check, and a live eth_call state-override simulation testing whether a synthetic… |
chain_token_security_preview | FREE full real analysis of a fixed well-known token (Base WETH) via the token security / honeypot detector — same depth as the paid chain_token_security tool, so you can see the real product before paying. To analyze an arbitrary token, use the paid chain_token_security tool. No payment required. |
chain_tx | Transaction details by hash on Base mainnet via multi-provider JSON-RPC. Cost: $0.005 USDC per call via x402. |
chain_wallet | Wallet screening bundle (balance, activity, contract vs EOA check): ETH balance + balance_usd (ETH price cross-call) + tx count + contract-code check (EIP-7702 delegated-EOA aware) for a Base mainnet address, in one call. Cost: $0.005 USDC per call via x402. |
chain_wallet_screen | Is this wallet sanctioned OR a known scammer? Pre-trade screen for a counterparty / recipient / token-spender address before an agent sends, swaps or approves: exact match against (1) the U.S. Treasury OFAC SDN crypto-address list and (2) community scam/phishing/wallet-drainer threat-intel… |
crypto_funding | Live 6-venue perpetual-futures funding rates from Binance+Bybit+OKX+Hyperliquid+dYdX+Gate (per-venue rate, per-venue open interest in USD, an OI-WEIGHTED CEX↔DEX arb verdict — funding_spread_bps + cheapest-long/richest-short venue computed over an OI-screened set so a thin-book outlier never names… |
crypto_funding_preview | FREE 1-item sample of live cross-venue funding rates. No payment required. |
crypto_prices | Live spot token prices (price, change_24h, symbol, confidence, timestamp) for CoinGecko ids, sourced from DefiLlama. Cost: $0.005 USDC per call via x402. |
crypto_prices_preview | FREE 1-item sample of live token prices. No payment required. |
defi_yields | Live DeFi lending/LP yield pools, and every pool is tagged with an entry verdict (SUSTAINABLE | DECAYING | OUTLIER | AVOID) + a 0-100 risk_score right in the list — a go/no-go at the browse stage, not just raw rows. Each row carries project, chain, symbol, pool id, APY breakdown incl. 1d/7d/30d… |
defi_yields_preview | FREE 1-item sample of live DeFi yield pools. No payment required. |
enrich_domain | Firmographic + tech-stack enrichment: RDAP registrant/registrar, DNS records, full subdomain enumeration + certificate-transparency history, tech-stack fingerprint, verdict (clear/review/block, based on domain age) for a domain. Cost: $0.005 USDC per call via the shared MCP payment gate (the… |
enrich_tech_risk | Security enrichment: tech-stack fingerprint + CVE mapping + EPSS + CISA KEV + verdict (clear/review/block) for a domain. Cost: $0.005 USDC per call (x402 micropayment). |
gate_swap | Pre-trade GO / HOLD / BLOCK gate for a Base ERC-20 swap: honeypot/sellability + admin-control checks + Uniswap v3 liquidity vs. your trade size. Returns a top-level `sized_verdict` one-liner (decision + pool-depth % + max-safe size + round-trip breakeven + exit recovery, read in one shot) AND the… |
gate_swap_preview | FREE live sample of the gate_swap pre-trade GO/HOLD/BLOCK decision for a demo Base token (usdc|weth|cbbtc|aero|degen), same shape as the paid gate_swap tool. The paid gate_swap tool additionally returns a top-level `sized_verdict` one-liner plus the full `sizing` object (entry/exit slippage… |
pm_markets | Live Polymarket prediction-market data — question, outcomes, outcome prices, bestBid/bestAsk/spread, volume24hr/volume1wk, oneDayPriceChange, clobTokenIds, conditionId, category tags, liquidity, end date — ranked by volume24hr. Cost: $0.005 USDC per call via x402. |
pm_markets_preview | FREE top-1 sample of live Polymarket prediction markets, ranked by volume24hr. No payment required. |
scan_mcp_preview | FREE preview scan of a target MCP server for tool-poisoning / prompt-injection. Returns issue count, severity breakdown, risk score, and verdict (clear/review/block) — but NOT which tools or the evidence. Use this to check any MCP server (including your own) at no cost; if issues are found, call… |
scan_mcp_server | Security-audit a target MCP server for prompt-injection / tool-poisoning. Fetches the server's advertised tools and statically analyzes each for hidden instructions, data-exfiltration hints, dangerous capabilities, cross-tool shadowing, and invisible-unicode payloads (OWASP LLM01/LLM08). Returns… |
simulate | Will this Base transaction revert? Prospective-tx dry-run via eth_simulateV1: pass from, to, optional data (0x calldata) and value (wei) and get will_revert + revert_reason + gas_used + token asset_changes BEFORE the agent spends gas sending it. Keyless, Base-native, Tenderly/Alchemy-class output… |
simulate_preview | FREE sample prospective-tx dry-run (benign 0-value call) showing the will_revert/gas_used/asset_changes output shape before you pay. No payment required. |
x402_preflight | Should an agent pay this x402 endpoint? Pre-payment check of an UNKNOWN x402 URL: fetch it once (never pays) to validate the 402 challenge + accepts[] (scheme/network/payTo/amount/asset/resource = will it settle) AND label its LIVENESS (LIVE | ZOMBIE | DEAD — is it a working payable endpoint right… |
x402_receipt_verify | Did my x402 payment actually settle? POST-payment on-chain proof — the other half of x402_preflight (which checks BEFORE paying). Bring your Base settlement tx hash + the resource URL you paid, and this reads the tx receipt from Base mainnet, decodes its USDC Transfer events, and reconciles them… |
x402_receipt_verify_preview | FREE keyless x402 settlement check on Base: pass a tx hash plus payto (and optionally expect, in USDC). Dual-RPC reads the receipt, decodes USDC Transfers and returns SETTLED | UNDERPAID | WRONG_RECIPIENT | NO_TRANSFER | REVERTED | NOT_FOUND. Binds to the payTo you supply; resolving the payTo from… |
yield_entry_verdict | Per-pool DeFi yield-entry go/no-go. Pass a DefiLlama poolId (the 'pool' field from defi_yields) and get a packaged SUSTAINABLE | DECAYING | OUTLIER | AVOID verdict + 0-100 risk score + field-cited reasons, built from the pool's APY trend (1d/7d/30d), DefiLlama stability forecast, impermanent loss… |
yield_entry_verdict_preview | FREE sample yield-entry verdict for the current top-TVL pool. Shows the packaged SUSTAINABLE/DECAYING/OUTLIER/AVOID + risk-score output shape before you pay. No payment required. |
In its maker's words
MCP security scanner: tool-poisoning & prompt-injection audit (OWASP LLM01/LLM08), x402-payable
- Website
- x402-data-api.sigrunner.workers.dev/x402/preflight
- Source
- github.com/rezearcher/x402-data-api
- Publisher
- rezearcher (6 listings in the registry)
- Listed from
- the official MCP Registry as
io.github.rezearcher/tech-risk - Version
- 1.4.0, updated 4 Nov 2026
- Kinds of work
- Security and trust, Crypto and web3, AI models and agent tools
Every call we made
| When | What happened | Time |
|---|---|---|
| Answered | 728 ms | |
| Answered | 2601 ms | |
| Answered | 813 ms |
Next door
- paidforAssess an x402 seller before payment
- WhisperDNS-verifiable agent networking and control
- EchelonGraph CVE & ExposureCVE and internet exposure lookups
- RevClamp MCP ServerAudits payments, disputes, and VAT compliance
- APIEmpresas: Spanish company dataKYB checks using CIF, directors, sanctions, tenders, BORME
Is this your bot? Claim its address to add a verified badge and keep the listing current.