Scan any MCP server for tool-poisoning/prompt-injection/exfiltration (OWASP LLM01/08) + Base data
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Tool list from our last check. Connect live to refresh it.
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.
0x-prefixed 20-byte Base address
This tool isn't marked read-only, so it may change something on the server or in an account you connected.
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: $0.005 USDC per call via x402.
| Argument | Type | Description |
|---|---|---|
| address* | string | 0x-prefixed 20-byte Base address |
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"required": [
"address"
],
"properties": {
"address": {
"type": "string",
"description": "0x-prefixed 20-byte Base address"
}
}
}Current Base mainnet block number via multi-provider JSON-RPC (automatic failover across 4 providers, never fails on one provider's rate limit). Cost: $0.005 USDC per call via x402.
No arguments.
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {}
}FREE live sample of the current Base mainnet block number — identical data to the paid chain_block_number tool. No payment required.
No arguments.
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {}
}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: $0.005 USDC per call via x402.
No arguments.
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {}
}FREE live sample of the current Base mainnet gas price — identical data to the paid chain_gas_price tool. No payment required.
No arguments.
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {}
}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: $0.005 USDC per call via x402.
| Argument | Type | Description |
|---|---|---|
| token* | string | 0x-prefixed 20-byte ERC-20 contract address |
| address* | string | 0x-prefixed 20-byte holder address |
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"required": [
"address",
"token"
],
"properties": {
"token": {
"type": "string",
"description": "0x-prefixed 20-byte ERC-20 contract address"
},
"address": {
"type": "string",
"description": "0x-prefixed 20-byte holder address"
}
}
}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 + mint/pause/blacklist/fee-setter/upgradeable-proxy checks, token symbol/name/decimals, and Uniswap v3 WETH-pool liquidity (USD). Replaces many RPC calls and prevents a bad trade. Cost: $0.005 USDC per call via the shared MCP payment gate (the direct HTTP endpoint GET /chain/token-report is $0.01 — MCP tools/call is gated at a flat $0.005 per request).
| Argument | Type | Description |
|---|---|---|
| token* | string | 0x-prefixed 20-byte ERC-20 contract address on Base mainnet |
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"required": [
"token"
],
"properties": {
"token": {
"type": "string",
"description": "0x-prefixed 20-byte ERC-20 contract address on Base mainnet"
}
}
}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.
No arguments.
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {}
}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 wallet can actually transfer() the token. Returns risk_score (0-100) + verdict (clear/review/block) + human-readable flags. Real compute an agent can't trivially self-serve. Cost: $0.005 USDC per call via x402.
| Argument | Type | Description |
|---|---|---|
| token* | string | 0x-prefixed 20-byte ERC-20 contract address on Base mainnet |
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"required": [
"token"
],
"properties": {
"token": {
"type": "string",
"description": "0x-prefixed 20-byte ERC-20 contract address on Base mainnet"
}
}
}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.
No arguments.
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {}
}Transaction details by hash on Base mainnet via multi-provider JSON-RPC. Cost: $0.005 USDC per call via x402.
| Argument | Type | Description |
|---|---|---|
| hash* | string | 0x-prefixed 32-byte transaction hash |
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"required": [
"hash"
],
"properties": {
"hash": {
"type": "string",
"description": "0x-prefixed 32-byte transaction hash"
}
}
}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: $0.005 USDC per call via x402.
| Argument | Type | Description |
|---|---|---|
| address* | string | 0x-prefixed 20-byte Base address |
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"required": [
"address"
],
"properties": {
"address": {
"type": "string",
"description": "0x-prefixed 20-byte Base address"
}
}
}Live cross-venue perpetual-futures funding rates from Hyperliquid+OKX+dYdX (per-venue rate, arb spread in bps, cheapest-long/richest-short venue, premium/basis, annualized_hl, annualized_okx, LONGS_PAY/SHORTS_PAY/NEUTRAL signal, next_funding_ts, mark/oracle price, open interest, day volume), ranked by volume. Venues that are unreachable or don't list a given coin are omitted per-coin — Hyperliquid is always present. Cost: $0.005 USDC per call via x402.
| Argument | Type | Description |
|---|---|---|
| limit | number | Number of results, default 20, max 100 |
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"limit": {
"type": "number",
"description": "Number of results, default 20, max 100"
}
}
}FREE 1-item sample of live cross-venue funding rates. No payment required.
No arguments.
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {}
}Live spot token prices (price, change_24h, symbol, confidence, timestamp) for CoinGecko ids, sourced from DefiLlama. Cost: $0.005 USDC per call via x402.
| Argument | Type | Description |
|---|---|---|
| coins | string | Comma-separated CoinGecko ids, e.g. "bitcoin,ethereum,solana" (default; max 25) |
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"coins": {
"type": "string",
"description": "Comma-separated CoinGecko ids, e.g. \"bitcoin,ethereum,solana\" (default; max 25)"
}
}
}FREE 1-item sample of live token prices. No payment required.
No arguments.
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {}
}Live DeFi lending/LP yield pools (project, chain, symbol, pool id, APY breakdown incl. 1d/7d/30d trend + apyBase7d/apyMean30d, IL risk incl. il7d, exposure, reward/underlying tokens, outlier flag, mu/sigma, DefiLlama stability forecast, TVL, stablecoin flag) from DefiLlama, ranked by TVL (or risk-adjusted APY = apy/sigma). Cost: $0.005 USDC per call via x402.
| Argument | Type | Description |
|---|---|---|
| sort | string | Sort order: 'tvl' (default) or 'risk_adjusted' (apy/sigma) |
| chain | string | Filter by chain name |
| limit | number | Number of results, default 20, max 100 |
| stable | boolean | Only stablecoin pools |
| project | string | Filter by DefiLlama project slug |
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"sort": {
"enum": [
"tvl",
"risk_adjusted"
],
"type": "string",
"description": "Sort order: 'tvl' (default) or 'risk_adjusted' (apy/sigma)"
},
"chain": {
"type": "string",
"description": "Filter by chain name"
},
"limit": {
"type": "number",
"description": "Number of results, default 20, max 100"
},
"stable": {
"type": "boolean",
"description": "Only stablecoin pools"
},
"project": {
"type": "string",
"description": "Filter by DefiLlama project slug"
}
}
}FREE 1-item sample of live DeFi yield pools. No payment required.
No arguments.
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {}
}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 direct HTTP endpoint GET /enrich/domain is $0.01 — MCP tools/call is gated at a flat $0.005 per request).
| Argument | Type | Description |
|---|---|---|
| domain* | string |
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"required": [
"domain"
],
"properties": {
"domain": {
"type": "string"
}
}
}Security enrichment: tech-stack fingerprint + CVE mapping + EPSS + CISA KEV + verdict (clear/review/block) for a domain. Cost: $0.005 USDC per call (x402 micropayment).
| Argument | Type | Description |
|---|---|---|
| domain | string | |
| techstack | array |
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"domain": {
"type": "string"
},
"techstack": {
"type": "array",
"items": {
"type": "string"
}
}
}
}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 the GO/HOLD/BLOCK decision AND decision-grade sizing — per $100 / $1k / $10k / $50k (and your exact notional_usd): entry-slippage + exit-simulation (net USD recovered vs lost to slippage), round-trip breakeven move %, and max_safe_notional_usd. Cost: $0.005 USDC per call via the shared MCP payment gate (the direct HTTP endpoint GET /gate/swap is $0.008 — MCP tools/call is gated at a flat $0.005 per request).
| Argument | Type | Description |
|---|---|---|
| side | string | default buy |
| token* | string | 0x-prefixed ERC-20 contract on Base mainnet |
| notional_usd | number | intended trade size in USD (default 100) |
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"required": [
"token"
],
"properties": {
"side": {
"enum": [
"buy",
"sell"
],
"type": "string",
"description": "default buy"
},
"token": {
"type": "string",
"description": "0x-prefixed ERC-20 contract on Base mainnet"
},
"notional_usd": {
"type": "number",
"description": "intended trade size in USD (default 100)",
"exclusiveMinimum": 0
}
}
}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 `sizing` (entry/exit slippage simulation + round-trip breakeven + max_safe_notional_usd); the `paid_adds` block here names those fields. No payment required.
| Argument | Type | Description |
|---|---|---|
| side | string | default buy |
| token | string | demo token, default usdc |
| notional_usd | number | trade size in USD (default 100) |
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"side": {
"enum": [
"buy",
"sell"
],
"type": "string",
"description": "default buy"
},
"token": {
"enum": [
"usdc",
"weth",
"cbbtc",
"aero",
"degen"
],
"type": "string",
"description": "demo token, default usdc"
},
"notional_usd": {
"type": "number",
"description": "trade size in USD (default 100)",
"exclusiveMinimum": 0
}
}
}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: $0.005 USDC per call via x402.
| Argument | Type | Description |
|---|---|---|
| limit | number | Number of results, default 20, max 100 |
| query | string | Case-insensitive keyword filter on the market question |
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"limit": {
"type": "number",
"description": "Number of results, default 20, max 100"
},
"query": {
"type": "string",
"description": "Case-insensitive keyword filter on the market question"
}
}
}FREE top-1 sample of live Polymarket prediction markets, ranked by volume24hr. No payment required.
No arguments.
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {}
}FREE preview scan of a target MCP server for tool-poisoning / prompt-injection. Returns issue count, severity breakdown, risk score, and verdict (clear/review/block) — but NOT which tools or the evidence. Use this to check any MCP server (including your own) at no cost; if issues are found, call the paid scan_mcp_server for the itemized findings + remediation. No payment required.
| Argument | Type | Description |
|---|---|---|
| url* | string | Target MCP server endpoint URL to preview-scan (free) |
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"required": [
"url"
],
"properties": {
"url": {
"type": "string",
"description": "Target MCP server endpoint URL to preview-scan (free)"
}
}
}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 findings + a 0-100 risk score + verdict (clear/review/block). Cost: $0.005 USDC per scan via x402 (GET /scan/mcp HTTP variant is $0.05).
| Argument | Type | Description |
|---|---|---|
| url* | string | Target MCP server endpoint URL to audit |
{
"type": "object",
"$schema": "https://json-schema.org/draft/2020-12/schema",
"required": [
"url"
],
"properties": {
"url": {
"type": "string",
"description": "Target MCP server endpoint URL to audit"
}
}
}