Seller profile
b9f06d2734b7
✓ Verified revenue farm patterns
Address 0xb9f0…1acf
· chain: Base · first paid transaction 2026-09-09 · a published verified seller outside the top 50
Revenue is attributed to this seller address, which covers 1027 catalog listings. Methodology: seller attribution
Updated weekly · data as of 2026-10-13 · method score-v1.0.0 · tracked-catalog data · methodology
- Verified revenue (30d)
- $0.5331
- Verified revenue (all observed)
- $1.831 across 57 payments
- Buyer concentration
- 100%3 top buyer — most revenue comes from one buyer
- Longevity
- 2026-09-09 first observed payment · last 2026-10-03
- Median payment (30d)
- $0.0124
Verified revenue means we can recompute this number from public chain data. It does not mean we endorse this seller or that the service works.
What do they say they sell?
Descriptions and categories below are claims from the seller's own listings, organized by the published category rule — never verified by us. Find by claim, trust by evidence: the evidence is the table above.
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Profile a CSV (delimiter auto-detected): rows, columns, type of each column, nulls, unique values, min, max, mean, median, std, sum, top values, duplicate rows and a sample. Understand a dataset before using it. — seller-asserted
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Turn a Spanish address, street, town or place into coordinates with the official CartoCiudad geocoder (IGN): normalized address, municipality and INE code, province, region, postcode and lat/lon. — seller-asserted
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Solana wallet balances: SOL plus every SPL and Token-2022 token held (mint, amount, decimals), with USD value for USDC/USDT. — seller-asserted
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Live gas price on Base or Ethereum (gwei, base fee, priority fee) plus estimated USD cost of an ETH transfer, an ERC-20 transfer and a DEX swap, including Base L1 data fee. Priced with the Chainlink ETH/USD oracle. — seller-asserted
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Price change in % of up to 20 tokens over 1h, 24h, 7d, 30d, 90d or 1y, sorted from best to worst, with current price. Symbols or chain:contract ids. DefiLlama data. — seller-asserted
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Solana program info: executable, loader, whether its code can be upgraded and who holds the upgrade authority, last deployment slot. Key to judge a protocol's admin risk before using it. — seller-asserted
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Address inspector for EVM chains: wallet (EOA), EIP-7702 delegated wallet or contract; bytecode size, ERC-20/721/1155 support, proxy implementation and beacon, nonce and native balance. — seller-asserted
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IPv4/IPv6 subnet calculator: network, mask, wildcard, broadcast, first/last host, usable hosts, address type (private, public, loopback...) and whether a given IP belongs to the subnet. — seller-asserted
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Loan or mortgage with French amortization (fixed installment): monthly payment, total paid, total interest, approximate APR (TAE) including fees, and a yearly or monthly amortization schedule. — seller-asserted
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One endpoint for hashing and encoding: sha256, sha512, sha3, keccak256, md5, sha1, blake2, ripemd160, crc32, all-hashes-at-once, HMAC, base64/base64url, hex, URL and base58 encode/decode, JWT decode (with expiry check) and UUID v4/v5. Input as text, hex or base64. — seller-asserted
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Resolve a .ton domain (TON DNS) to its wallet address, or find the .ton domain of a TON address. — seller-asserted
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Encode a contract function call (calldata) from its signature and arguments, e.g. transfer(address,uint256) with [to, amount]: selector and hex data ready to sign or simulate. — seller-asserted
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Official US Treasury reporting rates of exchange (quarterly) for about 170 currencies against the US dollar, including many the ECB does not publish (Argentine peso, naira, bolivar...), with history per country. — seller-asserted
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Primary (favourite) .sol domain of a Solana wallet, read on-chain and checked that the wallet still owns it. — seller-asserted
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Language detection with local AI: ISO 639-1 code, language name, confidence and any mixed languages. — seller-asserted
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Encode a contract function call (calldata) from its signature and arguments, e.g. transfer(address,uint256) with [to, amount]: selector and hex data ready to sign or simulate. — seller-asserted
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Detail of one Polymarket market by slug or id: question, resolution rules and source, outcome probabilities, best bid/ask, last price, volume, liquidity and dates. — seller-asserted
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Convert units of length, mass, volume, area, speed, temperature, data (KB vs KiB), energy, pressure, time and power, metric and imperial, with exact factors. — seller-asserted
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On-chain activity of tokenized stocks on Solana: current supply per issuer and recent issuance (mint when shares are deposited) and redemptions (burn), with transaction links. — seller-asserted
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Live gas price on Base or Ethereum (gwei, base fee, priority fee) plus estimated USD cost of an ETH transfer, an ERC-20 transfer and a DEX swap, including Base L1 data fee. Priced with the Chainlink ETH/USD oracle. — seller-asserted
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XRP Ledger DEX order book for a pair: best bid and ask, spread, depth on each side and the top orders. — seller-asserted
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Largest holders of an ERC-20 token: address (named or labelled when known: exchanges, protocols...), amount and % of supply, total holder count and top-10 concentration. — seller-asserted
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Ranking of tokenized stocks and ETFs on Solana by on-chain market cap with holders and liquidity, plus totals per issuer (xStocks vs Ondo). Track the growth of tokenized equities. — seller-asserted
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Validate JSON data against a JSON Schema (drafts 4 to 2020-12, with format checks): valid flag and every error with its exact path and failing rule. Check API responses or LLM structured output. — seller-asserted
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Primary (favourite) .sol domain of a Solana wallet, read on-chain and checked that the wallet still owns it. — seller-asserted
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Order book of a Hyperliquid perpetual: best bid/ask, spread in basis points, mid price, top levels and USD liquidity within ±0.5%, ±1% and ±2% of mid. Use it to estimate slippage before trading. — seller-asserted
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How the 150 largest actively trading Hyperliquid accounts are positioned: per coin long and short notional, bias, number of whales on each side, average entry and unrealized PnL; or, for one coin, every whale position with entry, liquidation and leverage. — seller-asserted
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US stock market clock (NYSE/Nasdaq): open, closed, pre-market or after-hours now (or at a given time), holiday reason, early closes, next open/close and upcoming holidays. Key for 24/7 tokenized stocks. — seller-asserted
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Search biomedical literature on PubMed (NIH): title, authors, journal, date, DOI, PMID and abstract of each article, newest first, with optional year filter. — seller-asserted
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Total US public debt outstanding to the penny (held by the public and intragovernmental), with its change over 30 days and one year and the average daily increase. Official US Treasury Fiscal Data. — seller-asserted
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Decode a vehicle identification number (17-character VIN): make, model, year, trim, body, engine, fuel and electrification, transmission, drive, plant city and country, and safety equipment. Official NHTSA vPIC data. — seller-asserted
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Before buying or selling a token: risk verdict (contract powers, honeypot pattern, age), main pool liquidity, estimated price impact for your USD amount, recommended slippage and a decision (ok, caution, avoid). Base, Ethereum, Arbitrum, Optimism, Polygon or Solana. — seller-asserted
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Validate and normalize a phone number from any country: E.164, national and international format, type (mobile, landline, toll-free, VoIP...), country, region, original carrier and time zones. Nothing is called or stored. — seller-asserted
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Extractive summary without AI: picks the most representative sentences (term frequency and position scoring) and returns them in original order, with the reduction percentage. Deterministic and instant. — seller-asserted
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Freshly launched tokens that pass safety filters: on Solana the latest DEX Screener profiles and boosts, on Base/Ethereum pools created in the last hour. Each candidate is checked for minimum liquidity, contract risk and volume authenticity; only those that pass are returned. Not buy recommendations… — seller-asserted
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Market sentiment of any text (news, posts, tweets; any language) via local AI (Qwen3-4B): bullish / bearish / neutral, score -1 to 1, confidence, mentioned assets and a short reason. — seller-asserted
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Recalls enforced by the US FDA for drugs, food or medical devices, latest or by keyword: product, reason, risk class (I-III), company, country, distribution and status. openFDA data (CC0). Not medical advice. — seller-asserted
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Compare two blockchains by DeFi TVL: value locked, share of the whole market and gas token, plus which one is bigger. Live from DefiLlama. — seller-asserted
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NEAR account (name.near or 64-hex implicit): available and staked NEAR, storage used, whether it has a contract deployed and USD value. — seller-asserted
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ETH burned by the EIP-1559 base fee over the last N blocks versus estimated validator issuance: burned total, issuance, net supply change (deflationary or not) and its daily and yearly extrapolation. — seller-asserted
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Status of x402 facilitators (who verify and settle payments): live check of each one's /supported endpoint with latency, x402 versions, schemes and networks, plus on-chain settled volume over 24h, 7d and 30d (x402-list data). Choose a facilitator or debug failing payments. — seller-asserted
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Public data of a Spanish property from the Catastro by cadastral reference: address, use, built area, year built, ownership share coefficient, plot type and area, building units and map link. No owner data (protected). — seller-asserted
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Compute a contract address in advance: CREATE (deployer + nonce) or CREATE2 (deployer + salt + init code hash). For deterministic deployments and verifying announced addresses. — seller-asserted
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Public information about an IP address: network prefix, autonomous system (ASN) and holder, registration country, regional registry and abuse contact, or whether it is private/reserved. RIPEstat data. — seller-asserted
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Nostr profile by npub, hex key or NIP-05 identifier (name@domain): name, bio, picture, website, NIP-05, Lightning address and latest public notes, queried from several public relays. — seller-asserted
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Daily history of the supply APY (base and rewards) and TVL of an Aave v3 market (asset and chain), with average, max and min over the period. DefiLlama data. — seller-asserted
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Liquidation map of the largest Hyperliquid accounts for a coin: at which prices their longs (below) and shorts (above) would be liquidated, bucketed with the notional at risk, and the closest levels to the current price. — seller-asserted
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Distance between two coordinates (Vincenty geodesic on WGS84 plus great-circle), in km, miles and nautical miles, initial bearing and compass direction, midpoint and estimated time on foot, by car and by plane. — seller-asserted
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Block number closest to a date and time on EVM chains (ethereum, base, arbitrum, optimism, polygon, bsc, avax...), with the block's own timestamp. For historical state queries and event filters. — seller-asserted
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How stablecoin money is spread across blockchains: circulating stablecoin value per chain, each chain's share and the total. Shows where the dry powder (liquidity ready to buy) actually sits. Live from DefiLlama. — seller-asserted
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Hourly regulated electricity price in Spain (PVPC 2.0TD, mainland) for today, tomorrow (published ~20:30) or any date: every hour in EUR/kWh, daily average, cheapest and most expensive hours and best 3-hour window. Red Electrica de Espana data. — seller-asserted
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Risk verdict for up to 25 tokens in ONE paid call (Solana or EVM chains): 0-100 score, level, top 3 signals (mint/freeze authority, honeypot pattern, owner powers, liquidity, age), price and liquidity, plus the list of tokens to avoid. Each token is isolated: one bad token never fails the batch. Bui… — seller-asserted
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A Bluesky post and its direct replies sorted by likes, with author, text and engagement of each reply. — seller-asserted
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US drug facts from the official label (openFDA): brands, active ingredient, uses, dosage, warnings, contraindications, interactions, pregnancy and manufacturer. Information, not medical advice. — seller-asserted
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NFT lookup (ERC-721 / ERC-1155): collection name, owner, token URI and metadata (name, description, image, attributes). — seller-asserted
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Active traffic incidents on Spanish roads from the DGT: roadworks, accidents, queues, closures, adverse weather..., with road, kilometre point, province, municipality, coordinates and start time; filter by province, road and cause. — seller-asserted
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Crypto Fear & Greed Index (0-100) with classification. Data source: Alternative.me (attribution included in the response). — seller-asserted
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Token transfers (ERC-20, ERC-721 NFTs or ERC-1155) sent or received by an EVM address: date, token, amount, from, to, in/out and transaction, with totals per token. — seller-asserted
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Ranking of DeFi protocols in a category (Lending, Dexs, Liquid Staking, Bridge, Yield, Derivatives, RWA, CDP, Restaking...) by TVL, optionally on one chain, with 1d and 7d change and share of the category. — seller-asserted
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Hourly funding history of a Hyperliquid perpetual over 1-30 days: average, max, min, % of positive hours, annualized rate and a daily series. For carry and basis strategies. — seller-asserted
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Metadata of an image (URL or base64): format, dimensions, color mode, transparency, size, DPI, animation and EXIF (camera, date, software), flagging embedded GPS location. — seller-asserted
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Randomness for agents: flip coins, roll dice, draw numbers in a range, pick from a list or shuffle it. Cryptographically secure by default; with verificable=true it is derived from the latest finalized Ethereum block hash and your seed, so anyone can verify the result. — seller-asserted
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Create a new PDF with only the pages you choose (e.g. 1-3,7) from a PDF at a URL, returned in base64. — seller-asserted
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Year-on-year change of house prices (house price index, all dwellings) for any European country, or a ranking of all. Official Eurostat data. — seller-asserted
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Species information by scientific or common name (GBIF): accepted name, full taxonomy (kingdom to species), rank, status, common names, number of occurrence records and countries with most records. — seller-asserted
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Profile of a Tron TRC-20 token read from its contract: name, symbol, decimals and total supply. — seller-asserted
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Space weather now from NOAA SWPC: geomagnetic Kp index (recent hours and max), storm level (G0-G5), latest solar X-ray flares, solar wind speed and active alerts. Affects satellites, GPS and power grids. — seller-asserted
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Aave v3 live lending and borrowing APY for the main assets (WETH, USDC, USDT, DAI, cbBTC/WBTC) on a chain. — seller-asserted
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Most used x402 paid services from the public x402 Bazaar catalog: unique payers and calls in 30 days, price, networks and description, plus ecosystem totals. Optional keyword filter. See what agents actually buy. — seller-asserted
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Full detail of a Beefy Finance vault by id or vault contract address: APY breakdown, TVL, performance/deposit/withdraw fees, risk flags, deposited token and price, vault and strategy contracts, last harvest, plus an on-chain check of price per share and total deposits. — seller-asserted
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Impermanent loss calculator for Uniswap v2 (full range) and v3/v4 concentrated ranges: IL vs holding, out-of-range flag and final token mix. — seller-asserted
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Generate a JSON Schema (draft 2020-12) from an example JSON: types, properties, arrays, required fields and formats (date, date-time, email, uri). For API docs, tool definitions and output validation. — seller-asserted
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DNS records of a domain with TTL: A, AAAA, CNAME, MX, NS, TXT, SOA, CAA, SRV, HTTPS. Choose the types or get the common ones at once. — seller-asserted
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Transaction history of an EVM address (Ethereum, Base, Arbitrum, Optimism, Polygon, zkSync): date, method called, from, to (named when known), value, fee, status and revert reason, plus total fees paid. — seller-asserted
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Subdomains of a domain found in public Certificate Transparency logs (every TLS certificate issued): names, wildcard count and certificate dates. For asset inventory, audits and OSINT. — seller-asserted
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Search scientific papers on arXiv (AI, physics, maths, economics...): title, authors, abstract, categories, dates and PDF link; by relevance or newest, with category filter (cs.AI, cs.CR, q-fin...). — seller-asserted
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Daily CO2 emissions of electricity generation in Spain (tonnes) by technology (combined cycle, cogeneration, coal...) and emission factor (tCO2/MWh) over the last days. Red Electrica de Espana data. — seller-asserted
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NEAR account (name.near or 64-hex implicit): available and staked NEAR, storage used, whether it has a contract deployed and USD value. — seller-asserted
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Company profile from its domain, without personal data: website title and description, social profiles, technologies used, email provider, domain age and registrar, SSL certificate and hosting country. Qualify B2B leads or vet a supplier. — seller-asserted
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Sui wallet transfers of USDC (or SUI, or any token by coin type): latest incoming and outgoing movements with amount, counterparty, transaction sender, time and digest, plus totals in and out. Built for checking USDC payments on Sui (the network behind Samsung Wallet USDC). — seller-asserted
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Statistics of an EVM chain: total and today's transactions, addresses, blocks, average block time, gas prices (slow, average, fast), network utilization, native token price and market cap. — seller-asserted
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TVL history of a DeFi protocol (up to 5 years): series, 7/30/90/365-day change, all-time high and drawdown from it, and current TVL by chain. Live from DefiLlama. — seller-asserted
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Who an EVM address is before you interact: public labels (exchange, protocol, bridge, fund...), ENS name, whether it is a contract and which, verification, scam flag or poor reputation, EIP-7702 delegation, balance and activity. — seller-asserted
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Fetch an OpenAPI/Swagger spec (JSON or YAML) and summarize it for an agent: title, version, servers, authentication schemes and every endpoint with method, path, summary and required parameters. — seller-asserted
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Policy interest rate of about 40 central banks (Fed, ECB, BoE, BoJ, Banxico, BCB...): latest rate and date as a ranking, or one country's monthly history with every hike and cut. Bank for International Settlements data. — seller-asserted
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Crypto market regime in one call: BTC and ETH trend vs 50/200-day averages, 30-day realized volatility, open-interest-weighted perp funding, Fear & Greed and stablecoin supply change, scored into risk-on / neutral / risk-off with every signal explained. — seller-asserted
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One address across five EVM chains (Base, Ethereum, Arbitrum, Optimism, Polygon): native coin and USDC balance per chain and total USD value. — seller-asserted
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Uniswap v3 pool state on Base for a token pair: pool address per fee tier, spot price, tick, active liquidity and token reserves. — seller-asserted
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Liquidation map of the largest Hyperliquid accounts for a coin: at which prices their longs (below) and shorts (above) would be liquidated, bucketed with the notional at risk, and the closest levels to the current price. — seller-asserted
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AMM liquidity positions of an XRPL account: share of each pool, the assets it represents and USD value, plus the total. — seller-asserted
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Hashtags trending on a Mastodon instance, with uses and accounts today and uses over the last 7 days. — seller-asserted
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Uniswap v3 liquidity position by NFT id: pair, fee tier, price range, current price and in-range flag, liquidity, uncollected fees recorded and owner. Base, Ethereum, Arbitrum, Optimism and Polygon. — seller-asserted
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Fee history of the last N blocks on an EVM chain (eth_feeHistory): base fee per block, gas usage and priority tips at the 10th, 50th and 90th percentiles, with a tip recommendation to get included fast. 12 chains. — seller-asserted
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Text statistics without AI: characters, words, sentences, paragraphs, unique words, reading and speaking time, readability (Flesch / Flesch-Kincaid for English, Fernandez-Huerta for Spanish) and most frequent words. — seller-asserted
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Ranking of tokenized real-world asset protocols (treasury bills, private credit, gold, real estate...) by on-chain value, with 7-day change, chains and token, plus total RWA value. DefiLlama data. — seller-asserted
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Bitcoin network now: block height and latest blocks, recommended fees in sat/vB to confirm in 1, 3, 6, 24 or 144 blocks, mempool size, difficulty, estimated hashrate and next difficulty adjustment (date and expected change), plus BTC price. — seller-asserted
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Monthly nights spent in tourist accommodation (hotels, apartments, campsites) in any European country with year-on-year change; without a country, a ranking for the latest month. Official Eurostat data. — seller-asserted
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Year-on-year change of house prices (house price index, all dwellings) for any European country, or a ranking of all. Official Eurostat data. — seller-asserted
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Verify an Ethereum signature: a personal_sign (EIP-191) message or EIP-712 typed data. Recovers the signer address and, if you pass one, confirms it matches. Local computation; EIP-1271 contract wallets are not covered. — seller-asserted
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Daily history of the supply APY (base and rewards) and TVL of an Aave v3 market (asset and chain), with average, max and min over the period. DefiLlama data. — seller-asserted
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Repair broken JSON, typical of LLM output: strips ```json fences, comments and surrounding text, trailing commas, single quotes, unquoted keys, Python True/None and unclosed brackets. Returns the object and clean JSON and, if you pass a JSON Schema, whether it validates and why not. — seller-asserted
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A witty roast of any token (Base, Ethereum, Solana and other chains) with a shareable 1200x630 PNG card: grade BASED, MID, COOKED or RADIOACTIVE computed from real metrics (contract risk, liquidity, volume authenticity, age), a one-liner and a roast line. Deterministic, no AI. Entertainment, not fin… — seller-asserted
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Every ERC-20 token held by an EVM address (not just the majors) with amount, price and USD value when quoted, token holder count and reputation (scam-flagged tokens hidden by default), plus native balance and total USD. — seller-asserted
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Wallet balances on Base or Ethereum in one call: native ETH plus WETH, USDC, USDT, DAI and cbBTC/WBTC (and optionally any extra ERC-20), with approximate USD value from Chainlink oracles. — seller-asserted
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Clinical trials on ClinicalTrials.gov by disease, drug or sponsor: title, NCT id, status, phase, conditions, interventions, sponsor, dates, enrollment and countries; recruiting ones by default. — seller-asserted
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Pendle markets (fixed yield in DeFi): asset, maturity, days left, implied fixed APY (buying PT), LP APY and liquidity, on Ethereum, Arbitrum, Base, BNB and other chains. — seller-asserted
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USD price of up to 20 tokens at any past date and time (BTC, ETH, SOL... or chain:contract ids), with the exact timestamp of the data point. For accounting, taxes and backtests. Aggregated by DefiLlama. — seller-asserted
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Decode a JWT and verify its signature with the public keys of a JWKS URL (RS256, ES256, EdDSA...) or an HMAC secret, checking expiry, audience and issuer; returns header, claims and the exact reason if invalid. Tokens are not stored. — seller-asserted
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Latest trades by officers, directors and 10% holders of a US listed company (SEC Form 4): who (title), date, buy or sell, transaction type, shares, price, value and holdings after, plus totals of open-market buys and sells. — seller-asserted
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Balance of a Tron address: TRX (free and staked), TRC-20 tokens (USDT, USDC, USDD...) and the bandwidth and energy available to send without fees. Live from a public Tron node. — seller-asserted
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Read any public web page or PDF and get its main content as clean, LLM-ready markdown (headings, lists, links, tables, code) plus metadata: title, description, author, date, language, canonical URL. Menus, cookie banners and footers removed. Optional list of links. SSRF-safe fetching. — seller-asserted
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Balance of one ERC-20 token in a wallet with symbol and decimals. Works on Base, Ethereum, Arbitrum, Optimism, Polygon, BNB Chain, Avalanche, Gnosis, Linea, Scroll, Sonic and Unichain. — seller-asserted
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Trade result: gross and net profit or loss after entry/exit fees and funding, return on margin, price change, break-even price and notional. Long or short, with leverage. — seller-asserted
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Extractive summary without AI: picks the most representative sentences (term frequency and position scoring) and returns them in original order, with the reduction percentage. Deterministic and instant. — seller-asserted
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DeFi liquidations read on-chain from Aave v3 on Base, Ethereum, Arbitrum, Optimism and Polygon: total USD liquidated, event count, breakdown by network, collateral and debt asset, and latest events with explorer links. Window 1-24h, optional asset filter. — seller-asserted
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Estimated yield of providing liquidity in a token's pools (or one pool) on any DEX Screener chain: liquidity, 24h volume, pool fee (read on-chain when possible), fees generated, estimated APR, turnover and age, sorted by APR. — seller-asserted
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Status of x402 facilitators (who verify and settle payments): live check of each one's /supported endpoint with latency, x402 versions, schemes and networks, plus on-chain settled volume over 24h, 7d and 30d (x402-list data). Choose a facilitator or debug failing payments. — seller-asserted
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On-chain crypto options market (Derive, Aevo, Premia...): notional volume over 24h, 7d and 30d in total and per protocol, with changes and market shares. DefiLlama data. — seller-asserted
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Governance proposals of a DAO on Snapshot by its space (aavedao.eth, uniswapgovernance.eth, cow.eth...): title, state, close date, total votes and results per option. For agents that follow or vote on a protocol's decisions. Live from Snapshot. — seller-asserted
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Daily CO2 emissions of electricity generation in Spain (tonnes) by technology (combined cycle, cogeneration, coal...) and emission factor (tCO2/MWh) over the last days. Red Electrica de Espana data. — seller-asserted
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Check in the European Commission's VIES whether an EU VAT number is registered for intra-community trade, with name and address where the country publishes them. Needed to invoice other EU businesses without VAT. — seller-asserted
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Merge 2 to 10 PDFs (URLs) into one, in the given order, returned in base64. — seller-asserted
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Average interest rate banks pay on new household time deposits (up to 1 year) and on overnight deposits in a euro area country; without a country, a ranking. Official ECB MFI interest rate statistics. — seller-asserted
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Largest holders of an ERC-20 token: address (named or labelled when known: exchanges, protocols...), amount and % of supply, total holder count and top-10 concentration. — seller-asserted
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Detect and validate a crypto address before sending funds: EVM (EIP-55 checksum), Solana, Bitcoin (legacy, P2SH, SegWit, Taproot), Litecoin, Dogecoin, Tron and Cosmos bech32, with its type and network. Computed locally. — seller-asserted
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Followers of a Mastodon account (user@instance) with name, follower count, bot flag and profile link. — seller-asserted
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Generate a barcode as SVG (EAN-13, EAN-8, UPC-A, ISBN, ISSN, Code 128, Code 39, ITF, GS1-128...) for labels and products, computing the check digit when missing. — seller-asserted
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Spanish tax ID validation (DNI/NIF, NIE and company CIF) with check-digit verification. Computed locally; the ID is not stored. — seller-asserted
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Spanish public procurement tenders from official PLACSP open data (Plataforma de Contratación del Sector Público): search open calls by keywords, CPV code, province, contract type (works, services, supplies) and budget. Returns title, contracting authority, budget, submission deadline, CPV codes, lo… — seller-asserted
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Hedera network status: the official HBAR/USD exchange rate the network uses to compute fees (current and next), circulating and total supply, latest block and market price. — seller-asserted
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Latest official US government documents that affect crypto and markets: SEC press releases, litigation releases, statements and speeches, CFTC press releases, White House news and presidential actions. Filter by crypto relevance, source, keyword and days; optional 2-3 sentence AI summary of each doc… — seller-asserted
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SuiNS names: resolve a name (alice.sui or @alice) to its Sui address, or an address to its primary name. Send name or address. — seller-asserted
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Crypto price in USD and EUR from on-chain sources only: Chainlink oracles (BTC, ETH, USDC) or Uniswap v3 quotes on Base (USDT, DAI or any Base token address); EUR via ECB rate. — seller-asserted
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Tokens getting attention on DEX Screener: top boosted (paid promotion, flagged as such), latest boosts or newest token profiles, with chain, address, description and social links. Filter by chain. — seller-asserted
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Largest holders of each outcome of a Polymarket market (by slug): wallet and shares, with the sum of the top holders. See where the whales are betting. — seller-asserted
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CSV cleaning and normalization to JSON: column names, types, duplicates and empty values. Data is processed in memory and not stored. — seller-asserted
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Your public IP address as the server sees it, IPv4/IPv6, network prefix, operator (ASN) and registration country, plus your user agent. Check where an agent exits from or whether a proxy/VPN works. — seller-asserted
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Tezos account (tz1/tz2/tz3/KT1): XTZ balance, baker, staked amount, FA tokens, transaction count, first and last activity and USD value. — seller-asserted
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Check whether a crypto address (Bitcoin, Ethereum/EVM, Tron, Solana, Litecoin, Monero...) is on the US OFAC SDN sanctions list: sanctioned person or entity, program (country or regime) and currency. Compliance check before sending or receiving funds. — seller-asserted
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EU VAT number format validation for all member states (plus Spanish check digit). Does not query VIES. — seller-asserted
- USDC transfers on Base to 0xb9f0…1acf, blocks 51091223–52139126, excluding flagged exchange/fan-out senders and self-transfers (exclusion list flags-2026-10-13). Computed 2026-10-13 under score-v1.0.0. Methodology
- Distinct unexcluded sender addresses in the window. Methodology
- Share of 30-day verified revenue from the single largest buyer. Methodology
- Median of unexcluded 30-day payments — an on-chain-observed price signal, not a listed price. Methodology
Machine-readable: /api/v1/sellers/b9f06d2734b7 · Back to rankings