MoneyTools Tools

dev.moneytools/tools · v1.1.25

Call for a cheap read-only utility: 100+ tools; free daily tier; not charged on failure

Website Set it up

Connect Remote server

Terminal

claude mcp add --transport http tools https://tools.moneytools.dev/mcp

~/.cursor/mcp.json

{
  "mcpServers": {
    "tools": {
      "url": "https://tools.moneytools.dev/mcp"
    }
  }
}

.vscode/mcp.json

{
  "servers": {
    "tools": {
      "type": "http",
      "url": "https://tools.moneytools.dev/mcp"
    }
  }
}

Claude Desktop

Settings > Connectors > Add custom connector
URL: https://tools.moneytools.dev/mcp

Tools 80 found in our last check

token_safety_check
Before buying an ERC-20: simulates USDC→token→USDC with aggregator quotes and reads the contract (owner, proxy, paused, supply). Flags no-sell-route (honeypot pattern), high round-trip loss (tax / thin liquidity). Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["…
address_profile
Profile an EVM address or ENS name across Ethereum, Base, Arbitrum, Optimism, Polygon, BSC, Avalanche: EOA vs contract vs EIP-7702 delegated, nonce, native balances, primary ENS name, known-contract label. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/pay…
ens_resolve
Resolve an ENS name to an address (+ url/avatar/twitter/github records, optional L2 addresses), or an address to its primary ENS name with forward verification. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
gas_compare
Current gas on 7 EVM chains: base fee, priority fee, suggested maxFee, and the native-token cost of a transfer, ERC-20 transfer, approve and DEX swap. Among ETH-gas chains, names the cheapest for a typical swap (on-chain fees only, no USD conversion). Free: 10 calls/day; then $0…
erc20_info
Name, symbol, decimals, total supply, owner, paused, upgradeable-proxy detection and (optional) a holder's balance for any ERC-20. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
allowance_revoke_plan
Find risky ERC-20 approvals for a wallet (default: common tokens × 20 well-known routers/spenders, or your own lists) and get UNSIGNED approve(spender,0) revoke transactions. Read-only. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X…
tx_explain
Explain a transaction in plain words: status, fee in USD, decoded method and arguments, token/NFT transfers, approvals (incl. unlimited / setApprovalForAll), other events. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credi…
calldata_decode
Decode raw EVM calldata before signing: function name and typed arguments via the open Sourcify signature DB (or your ABI / signature), plus a plain-language meaning for risky selectors (approve, setApprovalForAll, permit...). Free: 10 calls/day; then $0.005/call via x402 (MCP p…
contract_abi
Fetch a verified contract's ABI from Sourcify (open data) with proxy resolution: implementation ABI merged, function and event signature lists. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
signature_verify
Verify a personal_sign message or EIP-712 typed-data signature against an address, including smart-contract wallets (ERC-1271 / ERC-6492). Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
typed_data_risk
Before an agent signs EIP-712 data: identifies Permit / Permit2 / EIP-3009 (x402) / Seaport / CoW / delegation messages, explains them in one sentence and flags unlimited amounts, far deadlines, unknown spenders and NFT-drain listings. Free: 10 calls/day; then $0.005/call via x4…
x402_validate
Lint any x402 paid endpoint like a client would: 402 status, PAYMENT-REQUIRED header decode, CAIP-2 network, integer amount, payTo/asset, EIP-712 domain extra, CORS expose headers, bazaar discovery, /.well-known/x402. Score + fixes. Unpaid request only. Free: 10 calls/day; then…
http_inspect
Fetch a URL and report status, redirect chain, latency, size, cache headers, CORS, parsed rate-limit headers (RateLimit-*, X-RateLimit-*, Retry-After) and a security-headers grade. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-…
url_metadata
Title, description, canonical, language, favicon, Open Graph + Twitter card, JSON-LD types, feeds, word count and what's missing for link previews. Metadata only, not page content. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-…
dns_lookup
A/AAAA/CNAME/MX/TXT/NS/CAA (or chosen types) via DNS-over-HTTPS, DNSSEC flag, SPF/DMARC/DKIM detection and common misconfigurations. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
domain_rdap
Registrar, creation/expiry dates, age in days, status codes, nameservers and DNSSEC from RDAP; flags very new domains (phishing signal) and near expiry. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
robots_check
May this user agent fetch this URL? RFC 9309 evaluation of robots.txt with the matching rule, crawl-delay, sitemaps, llms.txt presence and an allow/deny table for 12 AI crawlers. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Ke…
json_schema_validate
Validate JSON data against a JSON Schema (draft 4, 7, 2019-09, 2020-12) and get precise error paths. Use it to check tool outputs or API payloads. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
time_convert
op=now|convert|diff|add: current time in many zones, convert a local time between IANA zones (DST-aware), difference incl. business days, add ISO-8601 durations. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
cron_next_runs
Next N run times of a 5-field cron expression (or @daily etc.) in any IANA time zone, with a plain-language description. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
currency_convert
Convert fiat amounts with daily ECB reference rates (Source: ECB statistics, via frankfurter.dev). Only currencies published by the ECB are supported. Not tradable quotes. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credi…
unit_convert
Length, mass, volume, area (incl. 坪/ping), speed, time, data (KB vs KiB), energy, pressure, temperature and exact wei/gwei/ETH conversion. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
hash_encode
sha256/sha1/sha512/md5/keccak256, function selector, HMAC-SHA256, base64(url), hex, URL encoding, UUIDs, JWT decode (unverified), EVM checksum address. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
qr_payment_link
SVG QR code for any text/URL, or build an EIP-681 payment link + QR for a token amount to an address (for an agent asking a human to pay). We never receive the funds. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
nft_metadata
ERC-721/1155 token: standard, collection name, owner, tokenURI resolved (IPFS/Arweave/data URI) and the metadata JSON with image URL; says whether metadata is on-chain, IPFS or a mutable server. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or H…
tx_status
Is my transaction pending, confirmed, reverted or not found? Confirmations and a per-chain finality hint. Cheap polling for agents waiting on a tx. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
block_at_time
Find the last block at or before a date/time on any of 7 EVM chains (interpolation search). For historical balance queries, snapshots and log ranges. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
rpc_health
Probe the keyless public RPC endpoints of 7 EVM chains right now: up/down, latency, head block, lag. Returns the recommended RPC per chain. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
chain_info
Chain id → name, native currency, public RPCs, explorers, CAIP-2 id and a ready wallet_addEthereumChain object. Source: ethereum-lists/chains (CC0 1.0) via jsDelivr. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
safe_multisig_info
Is this address a Safe multisig? Owners, threshold (m-of-n), nonce, version, enabled modules, guard, fallback handler, plus risk warnings (1-of-n, modules). Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
abi_encode
Build calldata from a function signature and arguments (selector + encoded args). Unsigned bytes only, for agents preparing a tx for a human or wallet to review. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
proxy_inspect
Is this contract upgradeable? Detects EIP-1967 (impl/admin/beacon), EIP-1167 clones, legacy OZ and Safe-style proxies and EIP-7702 delegated EOAs; returns implementation and admin. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-…
token_balances
Native + ERC-20 balances for a wallet in one multicall: major tokens on the chain by default or your own list of token addresses/symbols. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
ens_available
Is name.eth available? Registered / grace period / available, expiry date, yearly base price and registration link. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
erc4626_vault
Yield vault facts: underlying asset, total assets, share price (assets per share), deposits open, and a holder's position. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
address_validate
Which network is this address for, and is it well-formed? EVM checksum, Bitcoin (legacy/P2SH/SegWit/Taproot), Litecoin, Dogecoin, Tron, Solana, Cosmos bech32, TON. Catches typos before sending. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HT…
btc_address
Confirmed and pending BTC balance (and USD from mempool.space prices), tx count, address type and reuse for any Bitcoin address. Source: mempool.space public API (blockstream.info / mempool.emzy.de fallback). Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/…
btc_fees
Recommended sat/vB for next block, 30 min, 1 hour and economy, and what your transaction will cost in sats and USD (USD from mempool.space prices). Source: mempool.space public API. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API…
vesting_schedule
Cliff + linear vesting with optional TGE unlock: vested/unvested on any date and the monthly unlock schedule. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
apr_apy
Convert APR to APY (or back) for any compounding frequency, project earnings over N days with optional performance fee, doubling time. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
liquidation_price
Perp (isolated margin: side, entry, leverage, maintenance margin) or lending (collateral, debt, liquidation threshold → health factor) liquidation price and distance. Risk math, not advice. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP)…
impermanent_loss
LP value vs holding after a price move: full-range (Uniswap v2) and concentrated range (v3, lower/upper) impermanent loss. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
loan_amortization
Monthly payment, total interest and schedule for annuity (本息平均攤還) or equal-principal (本金平均攤還) loans. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
security_headers_audit
Graded audit of HSTS, CSP (unsafe-inline/eval, wildcards), clickjacking, nosniff, Referrer/Permissions-Policy, cookie flags, version leaks and CORS misconfig, with fixes. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credit…
ssl_certificate
Latest unexpired certificates for a domain from Certificate Transparency logs: issuer, names, expiry date, days left, expiring-soon warning. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
og_image_check
Does the page's og:image work in link previews? Fetches it and checks status, type, file size, pixel dimensions and aspect ratio (1200×630). Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
sitemap_parse
Find (via robots.txt) and parse a sitemap or sitemap index: URL count, lastmod range, sample URLs and protocol issues. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
feed_parse
Parse a feed (or autodiscover it from a web page) into clean JSON: title, latest items with link, date and summary. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
broken_links
Extract links from a page and check up to 12 of them (HEAD, GET fallback): status, redirects, latency, broken list. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
dns_propagation
Query 6 public resolvers (Cloudflare, Google, AdGuard, NextDNS, AliDNS, DNSPod) and compare answers: has my DNS change propagated? Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
spf_dmarc_check
Recursively expand SPF includes, count DNS lookups against the RFC limit of 10, flag +all/?all, duplicate records and weak DMARC policy. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
ip_owner
Who owns this IP? Network name, CIDR, country, organization and abuse contact from the regional internet registries (RDAP). Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
url_parse_clean
Split a URL into parts and query params, strip tracking params (utm_*, fbclid, gclid...) and flag phishing tricks (user@host, raw IP, shorteners, punycode). Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
idn_homograph_check
Decode punycode, detect mixed scripts and look-alike characters (Cyrillic а vs Latin a) and one-letter typos of major brands/wallets. Anti-phishing for agents. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
mcp_tools_lint
Connect to an MCP server (streamable HTTP) or take a tools/list array and lint every tool: names, descriptions, JSON Schema, required params, annotations; score + fixes. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
openapi_lint
Lint an OpenAPI/Swagger JSON or YAML: operationIds, descriptions, responses, undeclared path params, missing security schemes, servers, x402 payment info. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
llms_txt_validate
Check a site's /llms.txt against the llmstxt.org format: H1, summary, sections, link entries with notes; optional link check. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
a2a_card_validate
Fetch /.well-known/agent-card.json (or legacy agent.json) and validate required A2A fields, skills, transport and security declarations. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
regex_test
Run a JavaScript regex on text: all matches with index and capture groups, optional replace, and a ReDoS warning for nested quantifiers. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
text_diff
Line, word or character diff between two texts with a unified patch, added/removed counts and similarity. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
id_generate
Generate UUID v4/v7, ULID or nanoid (up to 100), or decode a UUID/ULID to its version and embedded timestamp. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
jwt_inspect
Decode a JWT, explain its claims (expired? lifetime?) and verify RS/PS/ES/EdDSA signatures against a public JWKS URL or the issuer's OIDC discovery. No secrets needed or stored. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key…
number_base
Convert big integers between bases 2-36 (hex/bin/oct/dec, 0x/0b/0o prefixes) with two's complement for 8-256 bits. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
markdown_to_html
Render GitHub-flavored Markdown to HTML with raw HTML escaped and script URLs removed; also returns the heading outline. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
csv_json_convert
CSV to JSON (auto delimiter, headers, typed values, error rows) or JSON array to CSV. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
yaml_json_convert
YAML (multi-document, with line-numbered errors) to JSON, or JSON to YAML. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
json_format
Validate JSON (error line + context), pretty-print/minify/sort keys, measure depth and size, and pick a value by path like a.b[0].c. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
semver_check
Parse and compare semantic versions, check a version against a range (^1.2, ~2.0, >=1 <2), max satisfying version and sort a list. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
text_stats
Characters, words (CJK-aware), sentences, paragraphs, reading time, LLM token estimate and top words. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
language_detect
Detect the language of a text (82 languages, ISO 639-3 + BCP 47), including Traditional vs Simplified Chinese. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
slugify
URL slug (accents removed; CJK kept or ASCII-only) and a filesystem-safe filename from any title. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
ip_cidr
IPv4/IPv6 subnet math: network, range, size, netmask/wildcard, private/reserved type, contains-check and subnet split. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
user_agent_parse
Browser, engine, OS, device type, and whether it is a known crawler or AI agent (GPTBot, ClaudeBot, PerplexityBot, scripts...). Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
color_convert
Convert hex/rgb/hsl/CSS names to hex, RGB, HSL, CMYK; luminance, best text color and WCAG AA/AAA contrast against another color. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
password_strength
Entropy, common-password and pattern checks (sequences, years, Word123!), crack-time estimates and feedback. Never stored or logged. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
iban_validate
Check an IBAN's country length and mod-97 check digits, return BBAN and print format. Not stored. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
public_holidays
US federal holidays with observed dates, plus the next holiday. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
business_days
Count business days between dates or add N business days, using US federal holidays or plain weekdays (country=none). Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
token_count
Estimate LLM tokens, words and characters for any text (±15% vs GPT/Claude tokenizers; CJK-aware) and whether it fits 8k-1M context windows. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.
llm_cost_estimate
USD cost of a prompt across 22 popular models (GPT, Claude, Gemini, Grok, DeepSeek, Llama, Mistral) from token counts or raw text, sorted cheapest first. Free: 10 calls/day; then $0.005/call via x402 (MCP params._meta["x402/payment"] or HTTP) or X-API-Key credits.

Details

Endpoint	`https://tools.moneytools.dev/mcp` (Streamable HTTP)
First published	13 Nov 2026
Last updated	13 Nov 2026
Registry name	`dev.moneytools/tools`

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Live status

Live

Typical response: 325 ms
Answered: 100% of 2 checks
Last check: 13 Nov 2026

30 days agoToday

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