# Services from x402.professorsausages.com on Zero

> x402.professorsausages.com serves 107 paid API services for AI agents, indexed by Zero. Each is callable per call with payment handled by Zero.

Canonical page: https://www.zero.xyz/host/x402.professorsausages.com
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/x402.professorsausages.com/health.json

## Services

- [8-bit SFX Generator](https://www.zero.xyz/c/8-bit-sfx-generator-c53ddc6f/llms.txt): $0.005/call via x402, rated 5.0/5 (1 review). Synthesizes a deterministic 8-bit sound effect from a named preset and seed, returning a base64-encoded WAV and the reproducible SFXR parameter block
- [x402.professorsausages.com IPO Priced Calendar](https://www.zero.xyz/c/x402-professorsausages-com-ipo-priced-calendar-bdee836d/llms.txt): $0.01/call via x402. Returns recently priced IPOs with parsed 424(b) prospectus terms including price per share, share counts, gross proceeds, exchange, and ticker with source evidence
- [OFAC SDN + Consolidated List Single-Name Sanctions Screener](https://www.zero.xyz/c/ofac-sdn-consolidated-list-single-name-sanctions-screener-a87cf6eb/llms.txt): $0.005/call via x402. Fuzzy-screens a single name against OFAC SDN and Consolidated sanctions lists, returning a match/possible_match/clear decision with scored evidence and OFAC publication date
- [ECB EUR-Cross FX Rate Lookup](https://www.zero.xyz/c/ecb-eur-cross-fx-rate-lookup-231fa1c5/llms.txt): $0.01/call via x402. Returns the EUR-triangulated cross-rate between any two currencies, including the inverse and auditable EUR legs, for the latest ECB fixing or any date back to 1999
- [ECB Daily FX Rates — Latest (All Currencies, Rebased)](https://www.zero.xyz/c/ecb-daily-fx-rates-latest-all-currencies-rebased-e858582a/llms.txt): $0.01/call via x402. Returns the most recent ECB daily reference fixing rates for all ~30 covered currencies, rebased to any covered currency, as a dated, attributed JSON object.
- [ECB FX Rate Currency Converter](https://www.zero.xyz/c/ecb-fx-rate-currency-converter-b1a1e38e/llms.txt): $0.003/call via x402. Converts a monetary amount between any two ECB-covered currencies using the latest or a dated European Central Bank daily reference fixing
- [ECB FX Rate Historical Series](https://www.zero.xyz/c/ecb-fx-rate-historical-series-e98e173b/llms.txt): $0.005/call via x402. Returns a per-pair historical fixing series over a date range (daily, weekly, or monthly) with min, max, avg, and percent-change stats, covering ECB reference rates back to 1999.
- [SEC IPO Expected Listings (EFFECT + 8-A12B Signal Ranker)](https://www.zero.xyz/c/sec-ipo-expected-listings-effect-8-a12b-signal-ranker-79509e0e/llms.txt): $0.02/call via x402. Returns imminent IPO candidates ranked by signal strength, inferred from SEC EFFECT notices and 8-A12B exchange registration filings
- [US IPO Pipeline — Companies in Registration (S-1/F-1)](https://www.zero.xyz/c/us-ipo-pipeline-companies-in-registration-s-1-f-1-2b08cb5a/llms.txt): $0.01/call via x402. Returns a filterable list of US companies currently in SEC registration (S-1/F-1), including stage, signal strength, SIC code, foreign/domestic status, and amendment history.
- [Maritime Sanctions Vessel Search](https://www.zero.xyz/c/maritime-sanctions-vessel-search-bb826d96/llms.txt): $0.005/call via x402. Screen vessels against maritime sanctions lists by fuzzy name, exact call sign, or IMO number with optional flag-state filtering
- [OFAC Sanctions Batch Screener](https://www.zero.xyz/c/ofac-sanctions-batch-screener-9b32a963/llms.txt): $0.02/call via x402. Screen up to 25 names in a single call against OFAC SDN and Consolidated sanctions lists, returning per-name match decisions with fuzzy scores and matched entity details
- [OFAC Entity Full Dossier Lookup](https://www.zero.xyz/c/ofac-entity-full-dossier-lookup-4b6315ec/llms.txt): $0.002/call via x402. Returns the complete OFAC sanctions record for a single entity by its ent_num, including aliases, addresses, programs, extracted identifiers, vessel/aircraft detail, and remarks
- [ECB Historical FX Rate Snapshot by Date](https://www.zero.xyz/c/ecb-historical-fx-rate-snapshot-by-date-73c5e0fd/llms.txt): $0.003/call via x402. Returns the full European Central Bank reference rate snapshot for a specified historical date back to 1999, with weekend/holiday date substitution flagged
- [Gas Oracle – EIP-1559 Fee Estimator by Chain](https://www.zero.xyz/c/gas-oracle-eip-1559-fee-estimator-by-chain-1d2f26cf/llms.txt): $0.001/call via x402. Returns current bid-ready EIP-1559 gas fees (slow/standard/fast) plus native-token USD costs for a specified blockchain
- [EDGAR IPO Timeline by CIK](https://www.zero.xyz/c/edgar-ipo-timeline-by-cik-02351cea/llms.txt): $0.01/call via x402. Returns the full SEC EDGAR offering lifecycle for a single issuer — including registration, amendments, EFFECT notices, 8-A12B exchange filings, and parsed 424(b) prospectus terms — keyed by CIK.
- [IPO Registration Withdrawals (Form RW) Feed](https://www.zero.xyz/c/ipo-registration-withdrawals-form-rw-feed-6def2275/llms.txt): $0.01/call via x402. Returns SEC Form RW (registration withdrawal) filings with company details, SIC code, registration form type, and time spent in registration — a market risk-sentiment signal.
- [Icon Search](https://www.zero.xyz/c/icon-search-7a9c688d/llms.txt): $0.005/call via x402. Semantically search 12,900+ open-licensed icons by natural language intent and get ranked candidates with icon names and license info
- [Gas Oracle: Cheapest-Chain Ranking by USD Transaction Cost](https://www.zero.xyz/c/gas-oracle-cheapest-chain-ranking-by-usd-transaction-cost-762f29aa/llms.txt): $0.03/call via x402. Returns all supported blockchain networks ranked by all-in USD transaction cost, identifying the cheapest chain and potential savings versus Ethereum.
- [OFAC Sanctions List Changes (Rolling 90-Day Delta)](https://www.zero.xyz/c/ofac-sanctions-list-changes-rolling-90-day-delta-838ce833/llms.txt): $0.01/call via x402. Returns a rolling 90-day delta of OFAC SDN and Consolidated list changes — new additions, removals, and modifications — so compliance workflows can skip full re-screens on quiet weeks.
- [Insider Trades Summary](https://www.zero.xyz/c/insider-trades-summary-eda65f49/llms.txt): $0.02/call via x402. Returns aggregate insider-flow analytics for a company — net open-market buy/sell flow, non-open-market breakdown, cluster-buy signals, and a per-insider transaction ledger
- [13F Institutional Holdings by CUSIP](https://www.zero.xyz/c/13f-institutional-holdings-by-cusip-c5e9da5d/llms.txt): $0.02/call via x402. Returns every institutional holder of a given security (identified by CUSIP) for a quarter, sorted by position value, derived from SEC 13F filings
- [Insider Trades – SEC Form 4 Company Lookup](https://www.zero.xyz/c/insider-trades-sec-form-4-company-lookup-09d6ebcc/llms.txt): $0.01/call via x402. Returns all SEC Form 4 insider transactions for a given company (by ticker or CIK), sorted newest-first, optionally filtered by transaction date window
- [x402.professorsausages.com Address Screener](https://www.zero.xyz/c/x402-professorsausages-com-address-screener-1c2b9739/llms.txt): $0.02/call via x402. Screens a blockchain address for OFAC sanctions and on-chain risk signals, returning a heuristic verdict and risk score
- [x402.professorsausages.com Token Safety Check](https://www.zero.xyz/c/x402-professorsausages-com-token-safety-check-7de2a0ed/llms.txt): $0.02/call via x402. Performs a heuristic on-chain token contract safety analysis, returning a risk score, verdict, and specific red-flag indicators for a given token address on Base or Ethereum.
- [x402.professorsausages.com Gas Oracle Transaction Cost Estimator](https://www.zero.xyz/c/x402-professorsausages-com-gas-oracle-transaction-cost-estimator-85d09951/llms.txt): $0.002/call via x402. Estimates the total USD cost of a specific transaction on a given chain, including OP-stack L1 data fee breakdown
- [NFT Collection Scam Check](https://www.zero.xyz/c/nft-collection-scam-check-cf68e7db/llms.txt): $0.01/call via x402. Runs a deterministic scam checklist on an NFT collection — returning a verdict plus evidence including spam flags, copymint collision detection, and ownership concentration analysis
- [Gas Oracle History – Base-Fee Trajectory & Congestion](https://www.zero.xyz/c/gas-oracle-history-base-fee-trajectory-congestion-af01d2de/llms.txt): $0.003/call via x402. Returns historical base-fee trajectory and gas congestion data over up to 1024 blocks for a specified blockchain chain.
- [13F Institutional Holdings Lookup](https://www.zero.xyz/c/13f-institutional-holdings-lookup-7589319d/llms.txt): $0.02/call via x402. Returns the full normalized 13F portfolio for a given institutional manager and quarter, including every reportable position with share counts, market values, put/call indicators, and voting authority breakdowns.
- [13F Institutional Holdings Portfolio Changes](https://www.zero.xyz/c/13f-institutional-holdings-portfolio-changes-aef75ff3/llms.txt): $0.03/call via x402. Returns a quarter-over-quarter 13F portfolio diff for a given institutional manager — listing new positions, exits, increases, and decreases with share and value deltas
- [DEX Swap Price Quote (UniswapV2 on Base/Ethereum)](https://www.zero.xyz/c/dex-swap-price-quote-uniswapv2-on-base-ethereum-26fa058b/llms.txt): $0.03/call via x402. Returns an indicative UniswapV2 swap quote — amount out, realized price, and price impact — for any token pair using live on-chain reserves on Base or Ethereum.
- [Email Deliverability Check](https://www.zero.xyz/c/email-deliverability-check-96eac4dc/llms.txt): $0.002/call via x402. Checks an email address for deliverability signals including RFC5322 syntax validity, live MX/SPF/DMARC DNS records, and flags for disposable, role-based, free-provider, or unicode addresses
- [EIP-4844 Blob Gas Market Oracle](https://www.zero.xyz/c/eip-4844-blob-gas-market-oracle-547bd27d/llms.txt): $0.002/call via x402. Returns current EIP-4844 blob-gas market data for a given Ethereum-compatible chain, including blob base fee, cost per blob, and ETH/USD price.
- [13F Institutional Holdings – Manager CIK Search](https://www.zero.xyz/c/13f-institutional-holdings-manager-cik-search-09672180/llms.txt): $0.005/call via x402. Resolves an institutional fund manager name to its SEC 13F filer CIK identifier, searching across ~8,800 managers in the directory
- [SEC Insider Trades - Recent Transactions Feed](https://www.zero.xyz/c/sec-insider-trades-recent-transactions-feed-c94e8d24/llms.txt): $0.01/call via x402. Returns recent SEC Form 4 insider buy/sell transactions filtered by transaction code, minimum USD value, and insider role, sorted newest first
- [SEC 10-K Filing Parser](https://www.zero.xyz/c/sec-10-k-filing-parser-414e5ccb/llms.txt): $0.01/call via x402. Fetches and returns a parsed 10-K annual report for a public company by CIK, including all major sections as structured text.
- [Domain Intel (RDAP + DNS)](https://www.zero.xyz/c/domain-intel-rdap-dns-a2994db7/llms.txt): $0.005/call via x402. Returns RDAP registration data (dates, registrar, statuses, nameservers, DNSSEC) plus derived flags and an inline DNS summary for a given domain, cached up to 24 hours.
- [ENS Resolver – Full Identity Profile](https://www.zero.xyz/c/ens-resolver-full-identity-profile-99ebbbf7/llms.txt): $0.02/call via x402. Resolves an ENS name to a complete identity card including multichain addresses, text records, content hash, and avatar
- [Web Reader & Screenshot](https://www.zero.xyz/c/web-reader-screenshot-2e6ae23c/llms.txt): $0.005/call via x402. Renders a URL in a headless browser and returns clean, LLM-ready markdown extracted from the page content
- [NFT Collection Wash-Trade Check](https://www.zero.xyz/c/nft-collection-wash-trade-check-ee191b2b/llms.txt): $0.02/call via x402. Analyzes an NFT collection for wash-trading patterns using heuristic rules over recent sales, returning a verdict and per-rule evidence
- [NFT Insight (Scam Check, Owners)](https://www.zero.xyz/c/nft-insight-scam-check-owners-ad673c70/llms.txt): $0.005/call via x402. Returns single-NFT health data including owner, metadata storage durability, image validity, and spam/scam inheritance flags, cached up to 24 hours
- [NFT Insight (Scam Check, Owners)](https://www.zero.xyz/c/nft-insight-scam-check-owners-e16b0c9a/llms.txt): $0.01/call via x402. Returns the NFT portfolio for a wallet address on a given chain, including the first 100 NFTs, spam/scam flags, and a rollup summary, cached up to 24 hours.
- [Malicious URL Screen](https://www.zero.xyz/c/malicious-url-screen-8151080a/llms.txt): $0.005/call via x402. Screens a URL for phishing and malicious content using the URLhaus blocklist snapshot combined with live heuristics including punycode/homograph detection, brand lookalike analysis, URL shape analysis, and optional redirect chain following
- [Company Enrichment (SEC EDGAR)](https://www.zero.xyz/c/company-enrichment-sec-edgar-de34d7b7/llms.txt): $0.02/call via x402. Resolves a stock ticker or SEC CIK to a full SEC EDGAR company profile including identity, SIC/industry classification, filer category, headquarters, and recent filing cadence.
- [Company Enrichment via SEC EDGAR Fuzzy Search](https://www.zero.xyz/c/company-enrichment-via-sec-edgar-fuzzy-search-96b89c73/llms.txt): $0.002/call via x402. Fuzzy search for US public companies by name or ticker symbol against the embedded SEC EDGAR directory, returning top matches with CIK, ticker, name, and cross-links
- [PDF to Plain Text Converter](https://www.zero.xyz/c/pdf-to-plain-text-converter-fcdff63b/llms.txt): $0.01/call via x402. Extracts and returns all text content from a PDF file (up to 10 MB) as a single clean plain-text string, processed entirely in-worker using pdf.js with no external upstream calls.
- [Insider Trades Cluster-Buy Screen](https://www.zero.xyz/c/insider-trades-cluster-buy-screen-752f63be/llms.txt): $0.05/call via x402. Returns a precomputed screen of issuers where N or more distinct insiders made open-market purchases within an M-day window — the classic bullish cluster-buy signal
- [Minecraft Blocks Catalog](https://www.zero.xyz/c/minecraft-blocks-catalog-992588c6/llms.txt): $0.01/call via x402. Search and filter Minecraft blocks by tool, tier, tag, dimension, and hardness, returning a paginated structured JSON catalog
- [Minecraft Data Search](https://www.zero.xyz/c/minecraft-data-search-c92bd539/llms.txt): $0.01/call via x402. Full-text search across all Minecraft blocks and items by name, display name, tags, and aliases, returning structured JSON results
- [Chainlink Native-Token USD Prices (ETH/BNB/POL)](https://www.zero.xyz/c/chainlink-native-token-usd-prices-eth-bnb-pol-5d85bc45/llms.txt): $0.01/call via x402. Returns Chainlink on-chain USD prices for ETH, BNB, and POL with round metadata
- [Multi-Source News Headlines](https://www.zero.xyz/c/multi-source-news-headlines-20f19791/llms.txt): $0.01/call via x402. Returns deduplicated, newest-first news headlines aggregated from GDELT, Hacker News, major RSS feeds, and Google News, with filtering by category, source, and language
- [Multi-Source News Keyword Search](https://www.zero.xyz/c/multi-source-news-keyword-search-7ad052f4/llms.txt): $0.005/call via x402. Searches headlines from the last 72 hours using keyword AND-logic, quoted phrases, and source/language/date filters with recency or relevance sorting
- [Phone Number Validation (Batch)](https://www.zero.xyz/c/phone-number-validation-batch-38d73b68/llms.txt): $0.01/call via x402. Validates and normalizes up to 25 phone numbers in a single call, returning per-item E.164 format, line type, region, and verdict using pure CPU processing with no upstream dependencies.
- [Phone Number Validation & Normalization](https://www.zero.xyz/c/phone-number-validation-normalization-bdb5cd5b/llms.txt): $0.002/call via x402. Validates and normalizes a single phone number to E.164 format, detecting its line type, region, and returning a verdict — processed entirely on-CPU with no upstream dependencies.
- [Web Reader & Screenshot](https://www.zero.xyz/c/web-reader-screenshot-78f2b

… (truncated at 16384 bytes)