bots.st/x402-agent-toolkit-service-finder-payment-safety
x402 agent toolkit: service finder, payment safety, Solana & web tools
Verify payment services and safety checks
919 ms
answered our call
- State
- Answered
- Protocol
- MCP 2025-06-18
- Tools listed
- 137
- Answered
- 3 of the last 3 calls
How to reach it
- MCP, HTTP
https://x402-pay-precheck.moneytools.workers.dev/mcp
What it can do
| Tool | What it says it does |
|---|---|
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 $0.002 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
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 $0.001 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
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 in USD, primary ENS name, known-contract label. Free: 10 calls/day; then $0.002 via the HTTP endpoint or X-API-Key credits. [served… |
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 $0.001 via the HTTP endpoint or X-API-Key credits. [served by… |
agent_budget_check | Check a planned list of agent payments against a USD budget and per-payment limit; flags invalid/zero payees, duplicates and over-budget. Free: 10 calls/day; then $0.001 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
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 $0.003 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
allowance_setup | For a human who wants to give their AI agent money but does not know crypto: returns a tailored 3-step plan (zh-TW or English) - 1) create their own non-custodial AI wallet with email sign-in (Coinbase Agentic Wallet), 2) top up by region (card where supported; Taiwan: MAX/BitoPro USDC, network… |
approval_cancel | Cancel a pending approval request (free). [served by approve.moneytools.dev] |
approval_consume | After paying, mark the approval used so it cannot be reused (free). Optional amountUsd/host/payTo must fit the approval. [served by approve.moneytools.dev] |
approval_request | Create a human approval request before paying (or any risky action). Returns approveUrl to show your human, agentToken and statusUrl. Needs X-API-Key on the MCP connection (monthly plan includes 20/day; credits: 3); without a key use HTTP POST https://approve.moneytools.dev/v1/approvals with x402… |
approval_status | Check whether the human approved, denied or let the request expire (free). Approved results include a signed proof. [served by approve.moneytools.dev] |
approval_verify | Verify a proof string returned by approval_status (free); for sellers or gateways that require human approval. [served by approve.moneytools.dev] |
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 $0.001 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
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 $0.001 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
bridge_status | Track a bridge transfer by its source tx hash: pending / done / failed, bridge used, sending and receiving tx with amounts (LI.FI public status API). Free: 10 calls/day; then $0.002 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
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 $0.003 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
btc_address | Confirmed and pending BTC balance (USD), tx count, address type and reuse for any Bitcoin address (mempool.space public API). Free: 10 calls/day; then $0.001 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
btc_fees | Recommended sat/vB for next block, 30 min, 1 hour and economy, and what your transaction will cost in sats and USD. Free: 10 calls/day; then $0.001 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
business_days | Count business days between dates or add N business days, using the official Taiwan calendar, US federal holidays or plain weekdays. Free: 10 calls/day; then $0.001 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
cache_control_parse | Parse a Cache-Control header into structured directives (max-age, no-store, immutable...) and optionally estimate remaining freshness from Age or Date. Free: 10 calls/day; then $0.001 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
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 $0.001 via the HTTP endpoint or X-API-Key… |
card_number_check | Luhn checksum, brand (Visa, Mastercard, Amex, JCB, UnionPay...) and length check; returns only a masked number. Never stored. Free: 10 calls/day; then $0.001 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
chain_info | Chain id → name, native currency, public RPCs, explorers, CAIP-2 id and a ready wallet_addEthereumChain object (ethereum-lists/chains, CC0). Free: 10 calls/day; then $0.001 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
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 $0.001 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
content_hash | SHA-256/1/384/512 of a text body for cache keys and content addressing. Optional normalize (lf, trim, json canonical). Returns hex, base64, short prefix and byte length. Input not stored. Free: 10 calls/day; then $0.001 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
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 $0.002 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
contract_read | Call any view function with a human signature and args, e.g. balanceOf(address) returns (uint256); decoded result. Optional historical block. Free: 10 calls/day; then $0.001 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
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 $0.001 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
csv_diff | Diff two CSV strings: added/removed/changed rows. Matches on an id-like key column when present (or pass key=), otherwise by row index. Returns a compact summary. Free: 10 calls/day; then $0.001 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
csv_json_convert | CSV to JSON (auto delimiter, headers, typed values, error rows) or JSON array to CSV. Free: 10 calls/day; then $0.001 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
currency_convert | Convert fiat amounts with daily reference rates (ECB via Frankfurter; other currencies e.g. TWD from ExchangeRate-API open access, attributed). Not tradable quotes. Free: 10 calls/day; then $0.001 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
dex_price | Executable-style price of any ERC-20 in USDC from DEX aggregator quotes (KyberSwap, quote only), price impact at a chosen size, route DEXes and deviation vs DefiLlama reference. Free: 10 calls/day; then $0.002 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
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 $0.001 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
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 $0.002 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
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 $0.002 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
duration_parse | Parse ISO 8601 (P1DT2H30M), hh:mm:ss or human durations ('1h 30m', '2 weeks') to seconds, ISO and human form; optional end time from a start date. Free: 10 calls/day; then $0.001 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
email_check | Validate an email address without sending mail or SMTP probing: syntax, domain exists, MX / null-MX, SPF, DMARC, disposable domain (10k+ list), role account, free provider, typo suggestion. Verdict valid|risky|invalid. Free to try: 20 MCP calls/day per client, no API key or wallet needed (beyond… |
ens_available | Is name.eth available? Registered / grace period / available, expiry date, yearly base price and registration link. Free: 10 calls/day; then $0.001 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
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 $0.001 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
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 $0.001 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
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 $0.002 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
event_logs | Recent events of a contract (≤5000 blocks), decoded with your event signature or automatically via the open Sourcify signature DB. Free: 10 calls/day; then $0.002 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
extract_entities | Pull emails, URLs, EVM addresses, tx hashes, BTC addresses, phone numbers, dates, money amounts, IPs, hashtags and @mentions out of any text. Free: 10 calls/day; then $0.001 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
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 $0.002 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
gas_compare | Current gas on 7 EVM chains: base fee, priority fee, suggested maxFee, and the USD cost of a transfer, ERC-20 transfer, approve and DEX swap. Tells you the cheapest chain right now. Free: 10 calls/day; then $0.001 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
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 $0.001 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
hmac_verify | Verify an HMAC (SHA-256/1/384/512) over a message with a caller-supplied secret. Returns valid bool. Secret is request-body only and never stored — for webhook authenticity checks. Free: 10 calls/day; then $0.001 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
html_to_markdown | Fetch a public URL (or pass HTML) and get clean LLM-ready Markdown of the main content: headings, links, lists, tables, code; scripts/nav removed; token estimate. Free: 10 calls/day; then $0.002 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
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 $0.002 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
http_link_parse | Parse an RFC 8288 Link response header into structured links with rel/type/title, plus byRel map and next/prev/first/last shortcuts for pagination. Free: 10 calls/day; then $0.001 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
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 $0.001 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
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 $0.001 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
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 $0.001 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
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 $0.001 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
ip_cidr | IPv4/IPv6 subnet math: network, range, size, netmask/wildcard, private/reserved type, contains-check and subnet split. Free: 10 calls/day; then $0.001 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
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 $0.001 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
json_diff | Structural diff of two JSON values: added/removed/changed paths (JSON Pointer) and an RFC 6902-style patch. Free: 10 calls/day; then $0.001 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
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 $0.001 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
json_query | Extract values from JSON with a JSONPath-like path: a.b[0], a[*].b, a[-1], slices and filters like items[?(@.price>=10)]. Free: 10 calls/day; then $0.001 via the HTTP endpoint or X-API-Key credits. [served by tools.moneytools.dev] |
json_repair | Fix broken JSON from LLMs: code fences, leading prose, comments, single quotes, bare keys, trailing commas, Python True/None, truncated strings and unclosed brackets. Returns parsed JSON + list of fixes. Free: 10 calls/day; then $0.001 via the HTTP endpoint or X-API-Key credits. [served by… |
And 77 more tools.
In its maker's words
x402 tools: service finder, payment precheck/verify, Solana mint check, web-to-Markdown, email check
- Website
- x402-pay-precheck.moneytools.workers.dev/llms.txt
- Publisher
- x402-pay-precheck.moneytools.workers.dev
- Listed from
- the official MCP Registry as
dev.workers.moneytools.x402-pay-precheck/pay-precheck - Version
- 2.1.0, updated 3 Nov 2026
- Kinds of work
- Security and trust, Crypto and web3, Browser and automation
Every call we made
| When | What happened | Time |
|---|---|---|
| Answered | 919 ms | |
| Answered | 1615 ms | |
| Answered | 292 ms |
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