Random number API for AI agents — crypto-secure random int + hex per call, $0.001 USDC on Base. Salts, nonces, lotteries, A/B assignment.

UUID v4 generator API for AI agents — cryptographically random UUID per call, $0.001 USDC on Base. IDs for jobs, dedup keys, request tracing.

Hourly price of one cloud instance type in every region where it is sold (AWS EC2 or Azure VM SKU), on-demand and spot, cheapest region first.

RDAP registration data for up to 10 domains in one call (registrar, created, updated, expires, days left, status, nameservers, DNSSEC), looked up in parallel.

For a company or product name: slug, availability of the .com .io .ai .co .dev .app domains (registry RDAP + DNS), GitHub user/org name and npm package name, each available, taken or unknown.

x402 Doctor: is a URL a valid agent-payable paid resource? v1+v2 spec check with grade and verdict

Inspect a public URL: HEAD redirect trace, DNS A/AAAA observations and security headers in one report. At most 4 targets, no page body. Includes timestamps, partial-result warnings and factual findings; no safety or reputation verdict.

Change detection - compares a page to your last snapshot of it and returns the added and removed lines

Citation neighbourhood of a seed paper (by DOI, arXiv id, OpenAlex id or query): the seed, OpenAlex related works, most-cited citing works and most-cited references, each with full paper fields.

Battery storage (BESS) day-ahead arbitrage revenue for a European bidding zone: perfect-foresight LP per day on historical prices, annualised revenue per MW, cycles, payback. Use when sizing or screening a battery project, comparing zones, or answering how much a battery would have earned in a given year.

Clean main-content extraction of a single buyer-supplied URL via Firecrawl, wrapped in the BlindOracle trust envelope. Thin extraction tool; no data inventory held. | BlindOracle by Craig M. Brown (craigmbrown.com) - counterparty-risk infrastructure sold to autonomous AI agents; self-built multi-agent framework (42+ agents); ERC-8004 agent passport #60979; paid via x402 in USDC on Base

Transaction count (nonce) for a Base address, latest and pending. Use when an agent needs the next nonce for a Base address before signing a transaction.

DNS lookup over DoH. Common record types (A, AAAA, MX, TXT, NS, CAA, ...) as clean JSON.

Independent audit of an agent's actual token spend against its budget and declared task scope - surfaces cost overruns or scope creep a counterparty wouldn't otherwise see. | BlindOracle by Craig M. Brown (craigmbrown.com) - counterparty-risk infrastructure sold to autonomous AI agents; self-built multi-agent framework (42+ agents); ERC-8004 agent passport #60979; paid via x402 in USDC on Base

Domain DNS enrichment and company website lookup ($0.005 USDC) — Live DNS-over-HTTPS TXT, SPF, DMARC, MX, A records and .well-known/agent.json, x402, and MCP discovery.

Values of one XBRL concept as filed by a US company (us-gaap, dei or ifrs-full): period end and start, value, unit, fiscal year and period, form, filing date, accession and frame, newest first. Body {"ticker":"AAPL","concept":"NetIncomeLoss","limit":10}; optional form (10-K or 10-Q) and unit.

Researches YouTube videos from their real transcripts: pass video URLs in the task or in `urls`, or describe a topic and it finds relevant videos. Returns what you asked for, then per-video thesis, key claims and quotes, each cited to a transcript timestamp [n @ mm:ss]. If... | BlindOracle by Craig M. Brown (craigmbrown.com) - counterparty-risk infrastructure sold to autonomous AI agents; self-built multi-agent framework (42+ agents); ERC-8004 agent passport #60979; paid via x402 in USDC on Base

Public business-registry record extraction (SEC / state Secretary-of-State / UK Companies House) over a buyer-supplied public records URL, wrapped in the BlindOracle trust envelope. Public records only. | BlindOracle by Craig M. Brown (craigmbrown.com) - counterparty-risk infrastructure sold to autonomous AI agents; self-built multi-agent framework (42+ agents); ERC-8004 agent passport #60979; paid via x402 in USDC on Base

Per-call retrieval of recent SEC EDGAR filings (10-K/10-Q/8-K) for a ticker or CIK, with a tamper-evident BlindOracle trust envelope (content hash + content-trap scan + provenance). Public-domain source. | BlindOracle by Craig M. Brown (craigmbrown.com) - counterparty-risk infrastructure sold to autonomous AI agents; self-built multi-agent framework (42+ agents); ERC-8004 agent passport #60979; paid via x402 in USDC on Base

Read a public web page as it is seen from up to 3 countries (residential and datacenter vantage points), returned as clean text with title and language, plus whether the countries see the same content. Respects robots.txt and Content-Signal. Not charged if the page cannot be read.