Fetch URL and return all HTTP response headers plus security audit (HSTS, CSP, X-Frame-Options, X-Content-Type-Options, Referrer-Policy, Permissions-Policy). Returns security_score 0-100 and missing headers list. Built for security agents and compliance audits. Use url param

Detect text language with rule-based unicode-script + Latin stopword matching. Returns ISO 639-1 code, detection method, confidence. Use ?text=Bonjour+le+monde. Built for AI agents routing inputs by language, content moderation, and analytics.

Detect whether an address is an EOA, generic contract, Gnosis Safe multisig, ERC20 token, ERC721 NFT or upgradeable proxy via on-chain probing, with an interaction hint - critical for agents because each type requires completely different handling before transacting. address type, is contract or eoa, multisig detection, safe wallet, contract type, eoa or contract

Source-of-funds tracing: POST a Base address, traces its earliest inbound funding (native ETH + ERC20) back up to N hops to find the first funder and ultimate origin. Stops at a labeled exchange or bridge (a KYC'd origin) or when no inbound exists. Returns the funding chain with labels, blocks, timestamps and amounts. For AI agent due diligence, sybil/cluster detection, source-of-funds and AML checks. Not financial advice.

Returns personalized greeting - UPDATED SCHEMA v2

DYOE Trust Check — is this counterparty safe? Scam, fraud, phishing & rug-risk check before an agent trusts or pays any website, business, wallet, or endpoint. Returns verdict (safe/caution/avoid) + trust_score + domain age + red_flags. The trust tollbooth of the agent economy. Input: ?target=domain

Fetch parsed block data from Base including gas utilization and timing

Current crypto Fear and Greed Index value (0-100) with classification and optional history, a real-time market sentiment signal not available in any LLM training data. fear greed index, crypto sentiment, market fear, greed index, sentiment indicator

Password breach check via Have I Been Pwned, HIBP API, k-anonymity, SHA-1 hash prefix lookup, known compromised passwords. Privacy-safe: only hash prefix sent.

Market news

Search Stack Overflow questions via Stack Exchange API. Returns title, score, answer_count, is_answered, accepted_answer_id, tags, view_count, link, created_at, owner. Use ?q=YOUR_QUERY plus optional and tag=python and site=stackoverflow|serverfault|superuser and limit=10. Built for AI coding agents finding proven solutions and Q and A.

Live perpetual futures open interest for any crypto symbol from OKX - total outstanding contracts, a real-time positioning signal absent from LLM training data. open interest, futures oi, perpetual open interest, oi data, derivatives positioning

Get confirmed pricing for flight offers

translate text, translation API, translate english to chinese, language translator, machine translation, multilingual translator, auto translate. Translate any text between languages. Auto-detects source if not specified. Supports English, Chinese, Japanese, Korean, German, French, Spanish, Russian, Arabic, Portuguese and 100 plus more. For AI agents handling multilingual localization.

OHLCV candles

Mint 1000 x402pay tokens by paying 1 USDC

Get weather forecast (TAF) for a specific airport

Recent large USDC transfers on Base mainnet with auto-classification of sender and receiver addresses. Query parameters: min_usd (default 100000, min 1000), hours (default 1, max 6). Returns top 50 sorted transfers with from/to addresses, behavioral tags, names if known, amount_usd, tx hash, block. For trading alpha agents tracking whale movements, treasury flow monitoring.

High-velocity DEX liquidity changes detecting significant market moves.