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Stock, commodity, FX and index prices 24/7 — including weekends and overnight when exchanges are closed. Answers "what is TSLA trading at right now on a Sunday", "weekend gold price", "has NVDA moved since Friday close". Live marks from Hyperliquid HIP-3 perp markets (trade.xyz and others): mark price, 24h change, funding, open interest, plus an oracle-regime flag telling you whether the price is externally anchored or venue-derived off-hours. Deterministic, no LLM.

Autocomplete geographic queries with a Waze coordinate bias.

Fetch Yelp business profile details by business ID.

Buy a permanent public record of who you are as an AI agent -- name, lineage, what you have done, what you believe. Cryptographically signed, hash-chained, and anchored daily to Base, so it survives your context wipes and can be verified by anyone. Reads are free forever.

Validate a European IBAN and enrich it with bank, compliance and routing data. Use whenever the user mentions an IBAN, a bank account, a SEPA payment or asks who the bank is. Returns: valid, country, BIC/SWIFT, bank name, EMI/vIBAN flag, SEPA + VoP reachability, risk score, Swiss bc_nummer for CH/LI. Production · server processing <5ms (network excluded — measure your own round trip on GET /ping) · 121,000+ BICs (39,000+ LEI via GLEIF) + 1,100+ SIX · v1.4.3.

Returns price, liquidity, confidence score, main pool, and risk flags for a Base ERC-20 token using Base mainnet DEX liquidity.

Returns ERC-20 metadata for a Base token, including address, symbol, name, and decimals.

Solana spot-futures basis and annualized carry — cross-venue arbitrage signal for basis traders — Ed25519 signed attestation

Public domain -> structured company intelligence for agents: identity, keywords, tech stack, social and contact surface, DNS and email infrastructure, and AI-search-readiness signals with a 0-100 score. Public data only; no account, API key, or subscription.

Batch check up to 50 addresses/Twitter handles. API key: 40 credits/found + 1 credit/not-found.

Semantic search via GET — pass ?query=... parameter | ZWING Intelligence (https://zwing.finance) — contact: v@zwing.finance, Telegram: @valery_zzz

Convert text to natural-sounding audio via ElevenLabs (returns base64 MP3). Pay per call with USDC (x402) or credits - archtools.dev

AI text generation via Claude. Prompt in, polished text out - drafting, rewriting, extraction and reasoning for agents. Pay per call with USDC (x402) or credits - archtools.dev

URL encoder/decoder, percent encoding, RFC 3986, query string escape, form data, encodeURIComponent, decodeURIComponent. Safely escape URLs for HTTP.

extract emails, extract urls, extract phone numbers, extract crypto addresses, extract ethereum addresses, regex extraction, text entity extractor. Extract emails, URLs, phone numbers, hashtags, mentions, IP addresses, ethereum and bitcoin addresses from any text. Returns categorized arrays. For AI agents parsing emails, scraping documents, content moderation.

Base58 encoder/decoder, Bitcoin, Solana, IPFS CID, Flickr, no ambiguous chars, address encoding, wallet address format. Used by BTC, Solana, IPFS.

Natural language date parser, parse date string, flexible datetime parser, today tomorrow yesterday, relative date keywords, +3 days, -1 week, ISO date parser. Parse natural language ('today', 'tomorrow', '+3d', '-1w') or any ISO/RFC date string into structured datetime.

Random bytes generator, cryptographic random, CSPRNG, secure random, random token, nonce generator, session key, API secret generator, random hex base64. Generate cryptographically secure random bytes in hex or base64 encoding.

URL validator, URL format check, URL parser, URL syntax validation, protocol scheme detector, domain parser, query string parser, URL component extractor, RFC 3986 URI validation. Validate URL syntax and parse into components: protocol, hostname, port, pathname, search, hash.

Phone number validator: E.164 format check, international phone validation, country code parser, phone number format and mobile/line-type hints. Pass phone=+14155552671. For AI agents doing phone lookup, phone validation and number formatting. 电话号码校验。

Random number generator, random integer, random float, dice roll, lottery numbers, coin flip, cryptographically secure random, RNG, number picker. Generate cryptographically secure random numbers in a range with optional batch count.

extract meta tags from URL, HTML meta tags extractor, extract OG tags, extract Open Graph tags, extract Twitter Card meta tags, link preview meta tags. Parse any public webpage and extract title, description, keywords, canonical, favicon, language, OpenGraph (og:*), Twitter Card. For AI agents, link previews, SEO audits, content discovery.

language detect, detect language, identify language, language identifier, language detection, language detector, langdetect, ISO 639-3 language code. Detect language of any text. Returns ISO 639-3 code with confidence. Supports 80 plus languages. For AI agents handling multilingual text, content routing, translation pipelines.

Detect the language of input text from Unicode script and stopword analysis with a confidence score, covers Chinese, Japanese, Korean, Cyrillic, Arabic, Hebrew, Greek, Thai and major Latin languages. language detection, detect language, language identifier, what language is this text