other

Committed IFTA tax rates for a quarter (?quarter=2026-Q2&fuel_type=diesel&jurisdiction=WA), grouped by jurisdiction × fuel type with effective periods clipped to the quarter — mid-quarter revisions read as separate periods. Human-reviewed against iftach.org every quarter.

Get the Google organic keywords a domain already ranks for, each with its ranking position, ranking URL, monthly search volume, CPC, difficulty and search intent. For competitor and site SEO audits. Unknown domain returns empty results.

Web buzz for a coin/token: total count of web mentions (news, blogs, forums) plus an emotion breakdown (happiness, anger, love, sadness, fun) and a 0-1 positivityScore. A social/editorial signal distinct from the market Fear and Greed index and news lists.

What a Base transaction costs right now, with the RPC provider and trust level behind the number, so a caller can tell a credentialed reading from a degraded one before pricing a transaction.

Collateral Correlation Risk analyses only the evidence supplied by the caller. It does not claim to query a chain, identify a legal status or replace an independent audit. Missing signals lower confidence and are listed explicitly; every classification includes the exact thresholds used.

Organic search competitors of a domain, with keyword overlap metrics

HowTo entity repair plan fetches current public evidence from the supplied target and evaluates the documented criterion. It returns the observation, threshold, verdict, exact evidence source, limitations and a mode-specific action. The check is passive: no login attempt, payload injection, exploit, purchase, form submission or load test is performed.

Line-level text diff

Roll a die with configurable number of sides (2-1000)

Flip one or more coins (heads or tails)

Transcribe audio to text in 100+ languages via Whisper. Send a file URL, get an accurate transcript back in one call. Pay per call with USDC (x402) or credits - archtools.dev

Resolve a MIME type to its default file extension.

Resolve a filename, path or extension to its MIME type, charset and full Content-Type.

Combines the general government debt ratio, the budget balance, nominal GDP growth and the long-term government bond yield into a debt pressure reading. The quantity that decides the trajectory is the differential between the interest rate and the nominal growth rate: below zero the debt ratio falls by itself even while running a deficit, above zero it rises even with a balanced budget, and reporting a debt ratio without that differential is the most common way public finances get read wrongly.

Every OFAC SDN/Consolidated addition, removal and record change observed in the rolling log, newest first, with the coverage start date so an empty answer is unambiguous

Imminent IPO listings inferred from SEC EFFECT notices and 8-A12B exchange registrations — strongest signals first

Largest 13F managers for a quarter by total reported value — institutional leaderboard and discovery surface

US IPO pipeline — companies currently in registration (S-1/F-1), filterable by stage, recency, SIC and domestic/foreign

Recently priced IPOs with parsed 424(b) terms — price per share, share counts, gross proceeds, exchange and ticker, each with source evidence

Latest SEC Form 4 insider trades market-wide — every filing from the last N days, fully normalized (issuer, owner + role, code, shares, price, USD value, post-trade holdings), newest first; filter by transaction code, minimum USD value, and insider role

IPO registration withdrawals (Form RW) with time-in-registration — the market risk-sentiment tape

MCP server security scan: probe any MCP endpoint's initialize handshake and tools/list and report whether it requires authentication, which protocol version it speaks, how many tools it exposes and which are not marked read-only. Use it before connecting an agent to an unknown MCP server. Input: url of the MCP endpoint.

Market risk sentiment in one call, live from FRED: volatility index (VIX), high-yield and investment-grade credit spreads, financial conditions index, US dollar strength, and WTI crude oil price — the 6 metrics that flag systemic risk and market-wide stress. Replaces 6 separate FRED lookups for traders monitoring macro volatility and risk-off sentiment. Not ticker-specific. $0.01/call.

US weekly jobless claims in one call, live from FRED: initial claims, continuing claims, and 4-week moving average of initial claims, with week-over-week change computed where available — a leading labor-market indicator that drives risk-off and day-trading directional calls. Replaces 3 separate FRED series lookups. Not ticker-specific. $0.01/call.