AI crypto token analysis: price, social signals, risk score, on-chain data.

Recover who signed a message (ecrecover, EIP-191 personal_sign). For EIP-712 typed data use POST /verify/sig. Every answer signed.

Web search for AI agents: query in, ranked results out (title, URL, snippet) as clean JSON. Sovereign metasearch — no API key, no upstream account. Also does news search (type=news). Priced to undercut the incumbents.

LLM-generated narrative recap of recent prediction-market activity.

Current Korean exchange risk status for one coin on Upbit and Bithumb: warning and caution flags, pending delisting with its date, and suspended deposit or withdrawal networks. Check before trading or routing a transfer to a Korean exchange.

An agent that validates an offline event workflow needs state reachability, retry-window bounds, replay timing, correlation lineage and sequence continuity in one supplied artifact.

Batch Korean business registration check: status (active, suspended, closed, not registered) and VAT type for up to 100 Korean business numbers in one call, live from the National Tax Service.

Latest Korean export period vs the prior month and prior year at the same stage, with each major item's contribution, from Korea Customs Service statistics.

Korean crypto exchange risk events from Upbit and Bithumb as structured English events: trading warning or caution designations and releases, delistings with effective time, deposit or withdrawal suspensions and resumptions per network, network upgrades and new listings. Filter by ticker, exchange, type and time.

Find a listed Korean company by Korean or English name, or by stock code: DART corp_code, Korean and English names and stock code, with candidates when the name is ambiguous.

Korean apartment sale prices from the MOLIT real-transaction register: trades, median price and price per m2 by district, month and complex, from a Korean or English question. Observed registered trades only.

Convert a Korean Hancom document (HWP 5.x or HWPX) at a URL to Markdown with tables preserved, including merged cells as HTML, text boxes, footnotes and distributable (배포용) documents. Typical sources: Korean government press releases, notices and law annexes. Encrypted or DRM files are reported, not converted.

Single US stock ticker spot quote, delayed, via Yahoo Finance. Requires 'ticker' query param, one of: AAPL, MSFT, GOOGL, AMZN, NVDA, TSLA, META, NFLX, AMD, INTC

Is this website up? Checks HTTP status, redirect chain, response time, TLS certificate validity and days to expiry, security headers, page title and MX records, and returns a verdict (healthy / degraded / down) with a list of problems. Use for uptime checks, vendor due diligence and incident triage.

Fetch a URL server-side and return structured metadata.

Check a trading backtest: recompute net profit, win rate, profit factor, max drawdown and trade count from the trade list (CSV or JSON) and compare them with the claimed numbers. Returns each metric as MATCH or MISMATCH with the recomputed value and finding codes.

Normalise a Korean address: official road-name and lot-number forms, 5-digit postal code, English address, building name and codes, from the Ministry of the Interior road-name address API. Accepts partial Korean addresses (road plus number, or district plus building).

News search API / GDELT article search / public news feed lookup.

Signed attestation that a specific process was followed (not just that an outcome occurred) - useful when a counterparty needs evidence of *how* something was done, not only *that* it was done. | 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

Issuer-aggregated daily spot ETF net flows for btc, eth or sol.