All projects on Base

Paid ($0.05). ALWAYS runs a fresh 25-check scan of the origin (non-settling GET/HEAD + benign empty-POST probes), bypassing the 24h cache — use free GET /v1/report to read the cached result. Concurrent requests for the same origin join the in-flight scan rather than double-scanning. Returns grade, score, per-check status + evidence + fix instructions, and a shareable report URL. Unreachable/broken

Paid ($0.01 USDC via x402). Top trending GitHub repos from the latest daily scan, sorted by stars — description, language, topics, license, forks, author followers, and README excerpt. Filterable by programming language. Response carries the scanDate provenance. Compute-first / settle-after — you are never charged for an error.

Claude pricing table: what every Claude model costs per token right now — Claude 5, Claude Opus, Claude Sonnet, Claude Haiku — from Anthropic and every provider that resells or hosts them (Bedrock, Azure, Vertex, OpenRouter, Fireworks). Input, output, cache and batch USD per 1M tokens, sorted cheapest first, so you can compare Claude inference cost across hosts and pick the cheapest place to run o

Search functions or classes by meaning and by keyword. ``mode=bm25`` ranks by lexical match, ``mode=vector`` by embedding similarity to the query text, and ``mode=hybrid`` (default) fuses both rankings with reciprocal rank fusion. Returns up to ``top_k`` matches with their repository, file path and score; the ``domain``, ``ontology_concept_uri``, ``confidence_min`` and ``has_tests`` filters apply

Get the latest quotes and trading data for specific DEX trading pairs.

Simulate an EVM transaction before signing. Decodes the calldata into a named function with arguments and security risk flags, AND runs a keyless static eth_call preview to tell you whether the transaction would succeed or revert (with the decoded revert reason). Use it to catch a failing or malicious transaction before you broadcast it. Read-only, no keys, no node infra. Asset-level change tracin

Settled funding rate history of every Binance USDT-M perpetual, crypto and TradFi, one row per settlement since 2026-05-31, each with its funding time, kept current hourly from Binance's settlement list (a delisted contract Binance still lists there keeps its placeholder rate): the series behind carry and basis work. The free metric-daily download carries one daily BTC funding aggregate.

Central-bank policy rates, VAT/GST rates and thresholds, statutory interest and minimum wages for 28 Asian countries including Japan, India, China, Singapore; also CPI, income, corporate and withholding tax, social contributions, holidays. Official central-bank FX reference rates for HK, KZ, MY, TW, UZ. JSON with value, unit, effective date, official source URL and last_confirmed; a country with n

Central-bank policy rates, VAT/GST rates and thresholds, statutory interest and minimum wages for 22 Latin American countries including Brazil, Mexico, Argentina, Chile; also CPI, income, corporate and withholding tax, social contributions, holidays. Official central-bank FX reference rates for BR, CO, MX, PE. JSON with value, unit, effective date, official source URL and last_confirmed; a country

Central-bank policy rates, VAT/GST rates and thresholds, statutory interest and minimum wages for 10 North American countries including United States, Canada, Mexico; also CPI, income, corporate and withholding tax, social contributions, holidays. Official central-bank FX reference rates for CA, MX, US. JSON with value, unit, effective date, official source URL and last_confirmed; a country with n

Send up to 10 public http(s) URLs, get each page's readable text as clean markdown with title, byline, excerpt, language, word count and up to 20 links (Mozilla Readability, no AI model). $0.0015 per unique URL: the 402 quotes the batch total. 2 MB and 8 s limits per page, markdown cut at maxChars (default and max 50,000); private and internal addresses are refused. If no URL can be read you are n

Rank Japanese listed companies by any financial metric from EDINET annual reports: roe, roa, revenue, operating_income, net_income, total_assets, equity_ratio, fcf and 30+ more. Returns the top or bottom N companies on the latest fiscal year, each with the full normalized indicator row and filing provenance. Example: /v2/rankings?metric=roe&order=desc&limit=10. League tables and factor screens for

Exact-match OFAC SDN wallet screening for sanctioned digital currency addresses. Screens one wallet address against Treasury's public SDN advanced XML and returns hit or clear status, asset coverage, sanctioned entity metadata, sanctions programs, list source, listing date, and a manual-review signal for onchain payment and treasury controls

Lookalike / homograph domain check (punycode, mixed scripts, brand typos): Instant offline check of a host name for phishing patterns: Unicode / punycode form, scripts per label and mixed-alphabet homographs, typo or confusable lookalikes of commonly phished brands, brand outside its official domain

Parse and validate a Thai postal address: split it into house number, moo, village, building, soi, road, subdistrict (ตำบล/แขวง), district (อำเภอ/เขต), province and postcode; match the areas to official names (fixing typos, 'อ.เมือง', กทม.); check the postcode against the subdistrict; and return the address formatted in Thai and English for shipping forms. Body: {"text": "99/1 ม.4 ต.ยางเนิ้ง อ.สาร

Probe one x402 resource or page WITHOUT paying it: BASELINE / UNCHANGED / CHANGED with a diff (price, asset, payTo, schema, body) vs the last check. Use this when a scheduled agent must know what changed first. Watch and pack state persist across redeploys on the service volume. Checking the same endpoint on a schedule? Buy the pack instead — POST /v1/recheck/pack is $1 for 250 checks (90 days) an

Verifiable RNG — cryptographically-random integer(s) signed by the treasury key. Drop-in VRF for game studios. $0.001 USDC.

Central-bank policy rates, VAT/GST rates and thresholds, statutory interest and minimum wages for 9 Middle Eastern countries including Saudi Arabia, United Arab Emirates, Israel, Qatar; also CPI, income, corporate and withholding tax, social contributions, holidays. JSON with value, unit, effective date, official source URL and last_confirmed; a country with no such rate says so. GET /v1/{country}

Central-bank policy rates, VAT/GST rates and thresholds, statutory interest and minimum wages for 8 Australasian countries including Australia, New Zealand, Fiji, Papua New Guinea; also CPI, income, corporate and withholding tax, social contributions, holidays. Official central-bank FX reference rates for AU. JSON with value, unit, effective date, official source URL and last_confirmed; a country

Paid IP intelligence endpoint returning normalized geolocation and ASN data for a single IPv4 or IPv6 address.

GTIN barcode validator: validate and convert GS1 identifiers: GTIN-8, GTIN-12 (UPC-A), GTIN-13 (EAN-13), GTIN-14, GLN and SSCC. Returns the check-digit verdict, the computed correct check digit, the GTIN-14 form with its indicator digit, and conversion between GTIN-8, -12, -13 and -14. No company-prefix split is returned: GS1's prefix-length table is no longer public data. Also computes a missing

Searches repository names and properties. Returns a paginated envelope with items, total, page, page_size, and total_pages, sorted by composite score.

Redeem a room invite ($0.01 USDC, testnet only) — the verified payer becomes a viewer of the inviting org

Top DeFi yield pools with APY/TVL, filterable by chain (DefiLlama).

Weather forecast and alerts: give a latitude and longitude anywhere in the world, get the 7-day forecast (temperature, rain, wind). US spots use the National Weather Service and include active weather alerts; elsewhere MET Norway.

Look up a product barcode number: identify and validate EAN-13, EAN-8, UPC-A, UPC-E, GTIN-14, ISBN-13/10, ISSN and ISMN codes (wrong check digits are reported with the correct digit), convert between forms (GTIN-14, EAN-13, UPC-A, ISBN-10 <-> 13) and decode the GS1 prefix. Then fetch product data from open databases: name, brand, quantity, categories, image, labels, Nutri-Score (food, cosmetics, p

Forward geocode a free-text address, place name, or city (e.g. "Tokyo, Japan") into geographic coordinates — latitude and longitude — plus its IANA timezone. Use this to convert a location description into coordinates for mapping, distance, or timezone-aware lookups, or as the first step before coordinate-based endpoints like weather forecasts.

Discover DeFi yield opportunities across 80+ networks — 3,300+ staking, lending, vault, and RWA yields from Lido, Aave, Morpho, and more. Filter by token, network, yield type, or provider and sort by APY or TVL. Returns yield IDs (needed by every other tool) with APY, TVL, lock-up/cooldown periods, and KYC gating. Start here.

Token safety check (rug check) for AI agents before buying, sending or accepting a crypto token on Base, Ethereum or Solana: give its address, get name, supply, live on-chain price and pool liquidity, plus contract controls (owner, upgradeable proxy, mint, pause, blacklist, fee setters) or Solana mint and freeze authority, with plain warnings. Facts read from the chain, not a rating.

UK Energy Performance Certificate (EPC) ratings by postcode.