Compare single-seller and split baskets using supplied shipping rules, including free-shipping thresholds and delivery constraints. Estimates exclude tax and duties.

Look up a 5-digit Thai postcode: every subdistrict, district and province it covers, with official Thai and English names and government area codes. Unknown postcodes return 404 (not charged). Query: ?code=50140

LLM inference API: OpenAI-compatible chat completions for 100+ AI models (DeepSeek, GPT, Claude, Gemini, Grok, GLM, Qwen, Kimi, Llama, Mistral). Suited for AI agents that need on-demand text generation, coding or tool calling paid per request in USDC on Base with x402: no account, no API key. Model in body.model (GET /v1/models); streaming supported. Exact price in the 402 quote; automatic refund if the model fails.

Health-check and tool-schema inspection for any public MCP server before you rely on it.

Brazilian company lookup by CNPJ (Receita Federal registry): legal name, status (situacao cadastral), address, partners (QSA), CNAE activities, capital, size.

Validate and standardize a delivery address: parsing, provider verification (US-optimized), geocoding and a deliverability score, as JSON. 0.02 USDC per call on Base. Useful before shipping to or storing an address.

Line-based diff between two strings using the Myers diff algorithm (via the diff/jsdiff library), returning a list of equal/add/remove operations.

Barista FIRE calculator. Simulates net worth growth through a full-time-saving phase and then a reduced-target phase funded partly by part-time/side income after quitting full-time work, until full financial independence is reached.

Forward + reverse Basename resolution read from the Base L2 Resolver: turn jesse.base.eth into an address, or an address into its primary Basename. No API key required.

Before your agent sends funds to a crypto address: check it against the sanctioned addresses published by OFAC (SDN and Consolidated) AND by the EU financial sanctions list - multi-list, where free feeds are OFAC-only - returning the designated entity, its programmes and its designation date behind every hit. Bitcoin, EVM, Tron, Solana and Monero. No transaction analysis, no clustering, no derived addresses, no risk score.

Metadata for a Base token: name, symbol, logo image, official website and social links (X/Telegram/etc.) plus price & liquidity — from DexScreener. For agents and UIs enriching a token.

Eyes for agents, for a penny: renders any URL in a real browser (Cloudflare Browser Rendering) and returns a full-page screenshot as an inline PNG plus an axe-core accessibility audit — WCAG violations with rule, impact, fix-it link, and affected-node counts. Verify a deploy visually, catch layout breakage, and check accessibility in one call, without running a browser yourself. https URLs only.

Scientific unit conversion for pressure, energy, and molarity using exact conversion factors.

Email verification: syntax, MX, disposable-domain, role-account and free-provider checks with a deliverable_likely, risky or undeliverable verdict and its reasons. Use when you need to answer: Can this email address plausibly receive mail? No SMTP probe.

Compare any two portfolio or SEC-style holdings datasets (up to 1000 rows each) by CUSIP, ticker, ISIN, or internal identifier. Return opened, closed, increased, decreased, and field-level changed positions with totals and weight changes.

How much to buy: e.g. how much brisket for 120 people at 180 g cooked each. Send ingredient, portions and portion size (g, kg, lb, oz); get the weight to buy (best/mid/worst, rounded up) from head chef Cristopher's verified trim and cook-loss ranges. Add price per kg/lb and menu price ex GST/VAT for total cost, cost per portion and that ingredient's food cost %, with workings. Refused, never guessed: allergen, curing and preserving terms. Only a 200 answer is charged; refusals and 404s are free.

An executable NEAR Intents swap: a binding quote with a deposit address. Send amountIn of the origin asset there before the deadline; the output goes to recipient, or it is refunded to refundTo. Funds never pass through us. Any asset NEAR Intents routes, across chains. Buying a NEAR token runs near-token-safety first and refuses a STOP token unless force=1. Track with near-swap-status.

Prompt injection check: no_injection_found, suspicious or malicious for up to 4,000 characters, with the matched rules (role tags, hidden Unicode, encoded payloads) and a model's view. Use when you need to answer: Does this text contain a prompt-injection attempt?

Tradfi perps (HIP-3): Hyperliquid HIP-3 perp markets: oracle and mark price, premium, hourly and 8h funding, open interest, 24h change and the dex. Use when you need to answer: Where is this stock, index or commodity trading right now, 24/7? With symbol (TSLA, GOLD, EUR or xyz:TSLA): every live market for it. Without: the whole list. Prices are each market's own HIP-3 oracle and mark.

Use when an agent needs the top x402 services tagged 'prices'. Returns Retired route /in-prices: now serves the live /in-x402 ranking, the top 25 x402 services tagged 'x402' by 30-day unique paying wallets.