Every agent-payable API.

General current-operation routing for permit/exemption/duty-of-care and Digital Waste Tracking review using the same deterministic engine as the MCP tool. Payment verification precedes deterministic execution. Not Environment Agency approval or legal advice.

Watch a covered town for 30 days: council/planning decisions matching your keywords, delivered to an HTTPS webhook with HMAC signatures and retries. $9.00 per 30 days in USDC. Verified: 100% golden accuracy (78/78), 100% page-cited, UNKNOWN never charged, data as of 2026-10-26.

Watch a parcel for 30 days: new permits or decisions touching it, delivered to an HTTPS webhook with HMAC signatures and retries. $4.00 per 30 days in USDC. Verified: 100% golden accuracy (78/78), 100% page-cited, UNKNOWN never charged, 100% uptime (24h), data as of 2026-10-26.

A standing re-check of ONE citation or package version, for an answer that must stay true for a month rather than once: daily re-checks for 30 days. US$0.50 the month — 1.7 cents a check, under a 2-cent lookup. The first check is answered and signed on purchase, and each real change (a retraction, a new advisory, a yanked version) gets its own signed receipt. One subject only: for a list use /watch/portfolio. Pay per call here, or redeem a pack code (10 credits).

Watch one public page for 7 days. Checks hourly. When the content hash changes, POST {watch_id,url,old_fingerprint,new_fingerprint,changed_at} to your https callback (5s timeout, one retry). POST JSON {"url":"https://example.com","callback_url":"https://example.com/hook"}. Returns {watch_id,url,expires,status_url}. Free status is GET /v1/watch/:id and does not show the callback. At 500 active watches, POST returns 503 before payment. $0.10 USDC on Base (eip155:8453). No API key.

Watchdog Alert Review: Silent and Noisy Alarms — Reviews pasted code or a design for a liveness watchdog, a staleness alarm or a daily heartbeat mail (sources that must keep answering, a pipeline that must keep publishing) and lists every way it stays silent on a dead source or floods on a healthy one. It checks whether silence is measured in the time the source was last asked or by the wall clock, whether a stateless alarm window repeats or never fires, whether the threshold is longer than the…

Liefert nur aktive Watches der verifizierten Zahleradresse. Die verifizierte Zahleradresse ist der Eigentümer; Ergebnisse und gespeicherte Daten sind strikt auf diesen Zahler begrenzt.

Retention in one call: pass up to 10 tokens to snapshot them and get a watchId; call again with that watchId to get only the DELTAS since last time — liquidity ±%, price ±%, became-honeypot, sell-tax spiked, liquidity pulled. The second call is worth more than the first. Built for agents holding positions that re-check daily.

Retrieves water quality results for a monitoring site from the Water Quality Portal and normalises them into a comparable shape. The real work is units: the same measurement appears there as mg/L, ug/L, ppm and mg/l in mixed case, and combining them unchecked puts factor-of-thousand errors into any statistic built on top.

Agricultural water intelligence for grower and ag-trader agents. Returns irrigation demand, water-rights curtailments, and farm water cost, combining USGS groundwater, US Drought Monitor, and USDA data.

Water supply intelligence for utility and investor agents. Covers reservoir storage, utility supply outlook, infrastructure investment, rate trajectory, drought restrictions, and a 5-year risk rating for any US city or region.

Real-time flood risk for insurance and emergency-planning agents. Combines USGS stream gauges, Open-Meteo precipitation forecasts, and FEMA flood-zone context into current river conditions and actionable guidance.

Live USGS river-gauge tick, deterministic. Answers "what is the flow at this gauge right now", "is this river high or low vs this week". Returns the latest streamflow (discharge, cfs) and gage height (ft) for one USGS site plus the 7-day min/max range, reading count, site name and coordinates, straight from USGS instantaneous values. Unknown sites 404 before payment. No LLM, no key, public domain.

Deterministic water-supply numbers snapshot for a US state — latest USGS groundwater well readings (depth-to-water) and current US Drought Monitor D0-D4 breakdown. No LLM, no web search. The $0.50 /api/water/supply-brief adds reservoir storage, utility outlook, restrictions, rate trajectory, and a synthesized 5-year risk rating.

Global water stress intelligence for risk and investor agents. Covers freshwater availability, groundwater depletion, transboundary conflict risk, and investment and operational implications for any region.

Normalizes whitespace, inserts a caller-supplied visible marker after every selected number of words and at the end of a final partial interval, then reports source and output digests. This deliberately visible text annotation is not a robust image, audio or cryptographic watermark and can be removed by editing.

OpenAI-compatible chat completions: Qwen3.5 4B, Qwen3 1.7B and 0.6B on Watt's own fleet. Pay per call in USDC; the price is the messages' tokens plus max_tokens, estimated before it is served.

OpenAI-compatible embeddings: Qwen3-VL-Embedding-2B (2048 dims), text and images, on Watt's own fleet. Pay per call in USDC; the price is the request's tokens, estimated before it is served.

Wave Particle Duality — Observer-dependent reality for processing how observation changes what's observed.

Takes an audio or video file (up to 24 MB) and returns its waveform as a PNG image with chosen width, height, wave colour and background colour, mono or one lane per channel, optionally on a logarithmic scale that makes quiet speech visible. Rendered locally with ffmpeg; the image comes back inline as base64 along with duration and size. Nothing leaves this machine. Fixed price per call.

Internet Archive Wayback Machine snapshots of a URL: the capture closest to a date, plus the first and latest captures, with direct archive links. Use to see how a page looked before or recover deleted content.

Look up a URL in the Internet Archive's Wayback Machine: returns the archived snapshot closest to an optional timestamp (default: most recent), with the snapshot URL, capture time, and archived HTTP status. Useful for citations, dead-link recovery, and checking what a page said at a point in time. URLs never archived return {available:false}.

Run your Wazuh rules and decoders on a real wazuh-manager 4.14.9 against up to 10 log lines: did your rule fire, decoded fields, full alert, load warnings.

WCAG Color Contrast Checker. WCAG 2.x contrast ratio between two colors with pass/fail for AA and AAA normal and large text and UI components.

I inherited an IRA — what are the rules and how do I minimize taxes? SECURE Act 2.0 ten-year rule, RMD requirements, spousal options, step-up in basis, and a tax-minimizing distribution strategy by relationship and account type. For wealth and estate agents.

Should I contribute to a Roth or Traditional IRA/401(k)? Decision calculator with an income-limit eligibility check, backdoor and mega-backdoor Roth eligibility, and the contribution tax math, by income, age, and filing status. For wealth and retirement agents.

Find money you are owed but never claimed. Deterministic router across US state unclaimed-property programs (NAUPA/MissingMoney), federal sources matched to your situation (PBGC pensions, FDIC/NCUA failed institutions, HUD/FHA refunds), and international registers (Canada, UK, Switzerland, Australia): the exact official FREE portals to search, the claim-documentation package, and honest coverage. No LLM — a routing machine, not a scraper.

Will I have enough to retire, and what do I need to change? Retirement-readiness projection with projected nest egg vs. the income gap, an on-track assessment, 2026 contribution limits, and a ranked action plan by age, income, and target retirement age. For wealth and retirement-planning agents.

What age should I claim Social Security? Optimal claiming-age analysis with benefit estimates at 62, full retirement age, and 70, break-even math, spousal and survivor benefits, and tax implications. For retirement and wealth agents.

How healthy are my finances right now, and what should I fix first? Financial-health snapshot with a plain-English assessment, estimated net worth, savings rate, debt-to-income, and emergency-fund months, plus the highest-leverage next actions ranked by effort vs. impact. For personal-finance and wealth agents.

FDIC bank-health check, deterministic. Answers "is my bank safe", "is this bank well capitalized", "did this bank fail". Resolves a US bank by name or FDIC cert, then computes from quarterly Call Reports: PCA capital category (12 CFR 324.403), ROA/ROE/NIM, noncurrent-loan and reserve-coverage ratios, YoY deposit growth, uninsured-deposit share, 8-quarter trend. Includes closed/failed institutions with charter-end date. No LLM, no key, public domain.

Card-benefit PREVIEW: scans one card across all 5 protections (extended warranty, purchase protection, trip delay, cell phone, return protection) — which likely apply, which are ineligible right now, which the card simply does not carry — from the same issuer-verified registry the $2 claim pack uses. No LLM. Points to the full check and pack for exact numbers.

How big should my emergency fund be, and how do I build it? Emergency-fund calculator sizing the target by income, expenses, dependents, and job stability, plus a funding plan and current high-yield savings (HYSA) rates. For personal-finance and wealth agents.

Can I settle this debt for less than I owe, and how do I negotiate it myself? DIY debt-negotiation protocol with FDCPA consumer rights, creditor call scripts, estimated settlement percentages, and statute-of-limitations by debt type. For personal-finance and debt-help agents.

Which credit card is actually worth it for my spending? Rewards card finder that ranks cards by net annual value after fees — factoring rewards rate and signup bonuses for your spend profile (travel, dining, groceries, gas, cashback). For personal-finance and wealth agents.

What tax moves should I make before December 31? Year-end tax-optimization plan with ranked, deadline-specific moves — Roth conversions, tax-loss harvesting, contribution limits, and charitable strategies — by income, filing status, and state. For wealth and tax agents.

Is my child eligible for the $1,000 Trump Account pilot? Trump Account vs 529? Contribution limits, rules & enrollment — verified against IRC §530A, IRS Notice 2025-68 & Rev. Proc. 2026-25. For financial-planning and tax agents.

Weather forecast for a location (global, keyless): current conditions, an hourly series (up to 48h) and a daily summary (up to 10 days: min/max temp + condition), from met.no. Pass lat+lon, or a place name. For travel, logistics, events, energy. No API key.

Current weather for a location (global, keyless): temperature, humidity, wind speed/direction, pressure, cloud cover and a condition symbol, from the Norwegian Meteorological Institute (met.no). Pass lat+lon, or a place name. No API key.

Current temperature and wind for a city from Open-Meteo (live forecast data)

Weather — current + 7-day forecast. Weather anywhere by city name or coordinates: current conditions in C and F (feels-like, humidity, wind, gusts, cloud, precipitation, plain-English description) and a 7-day forecast with highs/lows, rain chance, UV and sunrise/sunset.

Current temperature and wind for a city from Open-Meteo (live forecast data)

Current geomagnetic storm level and space weather alerts from NOAA, the National Oceanic and Atmospheric Administration.

Decoded METAR and TAF (next 12 h) for up to 10 ICAO stations worldwide: wind, visibility, ceiling, flight category, temperature, weather, raw reports.

Current weather for New York (temperature, humidity, wind, conditions) — Open-Meteo source, city geocoding included

Current weather + 3-day forecast for any latitude/longitude, powered by Open-Meteo. $0.001 per call. No account or API key needed.

Current weather plus daily forecast up to 10 days and optional hourly forecast up to 48 hours, worldwide, from MET Norway. Current: temperature, feels like, humidity, wind and gusts, precipitation, cloud cover, pressure, conditions text. Daily: min/max, conditions, precipitation sum and probability, max wind, UV index, sunrise/sunset.

Single models are everywhere. This is the disagreement between them: per hour a median with a p15/p85 band, the full min/max spread, how many models still carry that hour, an agreement score, rain probability derived from pooled ensemble members rather than one deterministic run, a frost assessment, and the official DWD warnings in force for the point.

The warnings the Deutscher Wetterdienst has actually issued for the warn cell containing the coordinate, in German and English, with severity, urgency, certainty and an explicit effective/onset/expires window plus whether the warning is active right now.

Daily high/low, precipitation, and conditions for the next N days at any lat/lon (Open-Meteo).