Saylor Innovations Data Desk

Solana token price by mint - USD price, changes, liquidity, volume and FDV

Country code to World Bank name, region, capital, income group and lending classification

Stock quote for any ticker (US stocks, ETFs, indices) - price, change, day and 52-week range and volume

Safe multisig inspector for 16 EVM chains: owners, signature threshold, contract version, nonce, singleton and number of enabled modules.

US drug overdose deaths by state - latest 12-month CDC provisional counts for fentanyl, opioids, heroin, cocaine and meth, with year-on-year change

Current library docs for an npm, PyPI, crates, Go or GitHub package - README sections, version, license and install

PyPI package documentation - README, version, license, install command and table of contents

DNS record summary for a domain - A, AAAA, MX, NS, CNAME, SPF and TXT records

Rust crate documentation - README, version, docs.rs link, install command and table of contents

GitHub repo README as sections with a table of contents, searchable with ?q= or ?section=

Go module documentation - README, latest version, pkg.go.dev link, install command and table of contents

Ethereum block by number or latest - hash, time, transaction count, gas used, base fee and miner

Museum object record (Met or Art Institute of Chicago) - image, dimensions, credit line and description

Base block by number or latest - hash, time, transaction count, gas used, base fee and miner

BNB Chain block by number or latest - hash, time, transaction count, gas used, base fee and miner

CUDA, driver and Ollama compatibility - GPU support, model memory fit and proof inference uses the GPU

Current text of a federal regulation section (eCFR) with heading and citation

All markets in a Polymarket or Kalshi event - implied probabilities, bid/ask, volume and close time

Python package report for the latest release - compatibility, dependencies, license and PyPI advisories

Wikipedia article summary - description, lead extract, URL, thumbnail and coordinates, in any language

Military aircraft airborne right now worldwide - positions, types, callsigns and counts by type

Search The Met and Art Institute of Chicago together - title, artist, date, medium and public-domain status

Chemical compound lookup in PubChem by name, CAS, CID, SMILES or InChIKey - formula, weight, properties and GHS hazards

Dungeons & Dragons 5e SRD rules lookup - spells, monsters, classes, races, equipment and magic items

Arbitrum block by number or latest - hash, time, transaction count, gas used, base fee and miner

EVM Network Status (base). Base (Coinbase L2) network status in one call: chain ID, latest block height and how many seconds old it is, current gas price and EIP-1559 base fee in gwei. Use it to check whether Base is producing blocks and what a transaction will cost right now.

Optimism block by number or latest - hash, time, transaction count, gas used, base fee and miner

Polygon block by number or latest - hash, time, transaction count, gas used, base fee and miner

PC game prices across stores (Steam, GOG, Epic, Humble) - current price, discount and lowest ever

Leading causes of death for any US state or the nation - deaths, share of all deaths and age-adjusted rates for heart disease, cancer, stroke and more

Ubuntu 24.04 VPS production baseline - access, patching, firewall, logging, monitoring and backups

Web performance and Core Web Vitals - LCP, INP and CLS diagnosis with field and lab evidence

Full text of a U.S. Code section with structure, citation and recent amendments

Open-source license facts by SPDX id - OSI/FSF status, permissions, conditions, limitations and copyleft flag

Best-selling x402 resources ranked by unique paying agents, with price, calls and estimated revenue

Drug facts by generic or brand name - RxNorm id, ingredients, drug classes and FDA label sections

Sourced quotes by a person from Wikiquote, with section and citation, filterable by keyword

Bhagavad Gita verse - Sanskrit, transliteration, English translations and Hindi

CVE lookup - description, status, CVSS metrics, weakness ids and references

Recent SEC filings for a company (10-K, 10-Q, 8-K, Form 4) with links

Stock price history (OHLCV) for any ticker, 5 days to max, daily to monthly

Technical indicators for any stock, ETF or index - SMA, EMA, RSI, MACD, Bollinger, ATR and trend signals

Technical indicators for crypto (BTC-USD, ETH-USD) - RSI, MACD, SMA, EMA, Bollinger and trend signals

Trending token pools right now on Solana, or any supported chain via chain= - price, liquidity, 24h volume, price change and pool age

Time zone conversion - convert a time between any two IANA time zones with DST and UTC offsets, or get the current time anywhere

Full Wikipedia article as plain text split by section, with the section list

Thesaurus and word finder - synonyms, antonyms, rhymes, sound-alikes and related terms

Live FAA airport status - ground stops, delay programs, arrival and departure delays and closures

Brazilian area code (DDD) lookup - the state it belongs to and every city it covers, from Anatel data via BrasilAPI

Check a password against known data breaches by SHA-1 hash (k-anonymity) - times seen

Watchdog scores, verdicts and a ranking for 2-10 tokens on any chains (address or chain:address) side by side in one request

Bitcoin and crypto price in Brazilian reais (BRL) from Mercado Bitcoin - last, bid, ask, 24h range, volume and best order book levels

Recent annual population, GDP and inflation observations for a country, with units and sources

Daily reference exchange rates for a base currency, with observation date

Convert APR to APY or back at any compounding frequency, with daily rate, doubling time and projected compounded versus simple earnings on a principal.

Email address validation - syntax, MX records, disposable and role address detection and typo suggestions before you send

ERC20 token balance for any Base wallet - USDC, WETH or any token via balanceOf, plus native ETH, up to 20 tokens in one call

Send a BNB Chain target address and optional calldata, get the gas units, gas price and fee in BNB.

BNB Chain contract storage slot - raw 32-byte value with uint and address decodings

ENS lookup - resolve a .eth name to an address, or an address to its primary name, plus avatar

Send an NFT contract address and token ID, get ERC-721 or ERC-1155 metadata: tokenURI resolved, parsed JSON and image URL, on 5 EVM chains.

Ethereum gas price now, compared across Base, Arbitrum, Optimism and Polygon with slow, standard and fast tiers

Sui account lookup: SUI balance and every coin type held with raw balances, from the Sui GraphQL service, with an active or empty flag.

Great Britain grid carbon intensity - live gCO2/kWh, generation mix, renewable and fossil share, plus the greenest 3-hour window in the next 24 hours

Full text of a Project Gutenberg book in paragraph-aligned parts, with title, author and chapter index

US life expectancy at birth by year since 1900, by sex and race - years, death rate per 100,000, peak year and change over any period (CDC)

Agent Capability Registry and Discovery. A versioned capability registry that lets a client discover what an agent can do, determine what it may do, validate schemas, estimate cost, and reject stale or unsafe tool definitions before invocation.

Agent cost, latency and quality budgeting - per-task spend limits, step accounting and safe degradation

Privacy-bounded agent telemetry - run and event schema, correlation IDs and allowlisted fields

API rate limit and backpressure control - bounded work, retry signals and no retry storms

API error resolution method - reproduce on the wire, classify by status class, validate the contract, control retries

Cache Integrity and Safe Invalidation. A cache contract that defines what is cacheable, binds entries to identity/version/authorization, exposes age, prevents stampedes, verifies invalidation, and fails safely when cache or origin is unhealthy.

CI/CD failed deployment recovery - immutable artifacts, health gates, staged rollout and rollback

Use when you need a crypto transaction ledger for taxes. Get a method to rebuild a reconciled ledger from chain and exchange evidence, separating transfers from disposals and flagging ambiguous events.

Database Connection Exhaustion. A connection-budget model and recovery runbook that identifies who holds connections and why, protects administrative access, bounds application pools, cancels safely, and proves recovery without hiding the underlying workload defect.

DEX liquidity pool health - reserves, fees, LP ownership and executable entry and exit tests

Scheduled and durable agent workflows - restarts, duplicate triggers, checkpoints and cancellation

ESP32-CAM guide - camera, microSD and WiFi features, flashing with an FTDI adapter and running firmware

Use when you need Google advanced search operators for OSINT or security audits. Get the operators (site, filetype, inurl, intitle, AROUND) and queries for finding exposed files.

How Flash Loans & Smart Contracts Can Be Profitable. Legitimate profit mechanisms in DeFi: how flash loans provide uncollateralized capital that must be borrowed and repaid within one block (reverting otherwise), with uses in DEX arbitrage, collateral swaps, and liquidations; plus lending, liquidity provision, and yield farming — framed with a risk disclaimer.

Incident timeline and root-cause evidence - clock uncertainty, trigger vs root cause and corrective actions

Invoice and collection evidence - delivery proof, aging, reminders and dispute handling

Use when your agent must handle stale or deleted knowledge. Get a lifecycle policy for freshness, correction and deletion, with stale-result reporting.

Mastering LoRaWAN for IoT Projects. An overview of LoRaWAN for IoT: the architecture (end nodes, gateways, network server handling de-dup/ADR, application server), the power-vs-latency tradeoffs of Class A/B/C devices, typical 2–15 km range, and real-world uses in agriculture, smart cities, asset tracking, and industry.

MCP server builder and auditor - tool inventory, strict schemas, server-side authorization and tests

Use when you need a risk plan before buying a meme token. Get a checklist for authorities, liquidity, position caps, invalidation and exits set before entry.

Multi-Agent Coordination and Conflict Control. A multi-agent workflow where tasks have one owner, messages are attributable and idempotent, shared state is versioned, conflicting proposals are resolved under policy, and no agent can silently expand another's authority.

OAuth and API authentication resolver - redirect, state and PKCE, audience, scopes and refresh

Use when you need to prove object storage can be recovered. Get a checklist covering encryption, versioning, access isolation, integrity and lifecycle after a region or credential failure.

REST/OpenAPI-to-MCP Adapter Guide. A procedure for converting selected REST/OpenAPI operations into safe MCP tools: choosing which operations to expose (never all of them), designing strict schemas with bounded inputs, keeping credentials and identity out of model-controlled arguments, normalizing errors/pagination, and testing through a real MCP client rather than unit tests alone.

Take an unfamiliar repository to a healthy local service - fingerprint, environment contract, lockfile install

Use when you need to check research claims against evidence. Get a claim ledger of supported, contradicted, uncertain and inferred findings with dates and sources.

Responsible scraper design - permission, robots.txt, rate limits, caching, provenance and a kill switch

SaaS Pricing and Unit Economics. A structured procedure for pricing a SaaS/API/x402 product: define the paid outcome and customer segment, choose a measurable billable unit, build full cost-to-serve (provider/compute/storage/payment fees/support/refunds), model usage distribution with p50/p90/p99 limits, set packaging and overage rules, run sensitivity/cash-flow scenarios, then pilot and revise from observed conversion, churn, and cohort margin.

Credential and secret rotation - inventory, scoped replacements, overlap, revocation and verification

SSH lockout recovery and hardening - console access, keys, effective sshd config and safe changes

Use when you need to assess stablecoin depeg risk. Get a risk record: native vs bridged form, issuer and contract checks, redemption path and exposure limits.

Customer Support Triage and Resolution. A support workflow that verifies the requester, captures impact and evidence, separates incident/defect/question/billing/security classes, prioritizes consistently, protects sensitive data, verifies resolution, and updates product controls.

Ubuntu error-to-fix method - storage, permissions, packages, systemd and driver diagnosis with a worked 502 example

Use when you need OCR in Python. Get install steps for pytesseract, OpenCV and Tesseract, plus code to extract text from images and a webcam with preprocessing.

New token pools minutes old on Solana, or any supported chain via chain= - age, liquidity, volume, buy/sell flow and risk flags with a deep-dive link

Latest or dated winning numbers for Powerball, Mega Millions, NY Lotto and Take 5

Search Creative Commons images and audio from Openverse - licence and licence URL, creator, ready-to-use attribution text, provider, dimensions and file URL

Clinical trial search on ClinicalTrials.gov by condition, drug, sponsor, location, status and phase

Crypto Fear and Greed Index today with yesterday, 7-day and 30-day averages, trend and 30 days of history

npm package report for the latest release - version, license, dependencies, engines and deprecation notice

Find up to five npm packages by query - version, description, ranking score and source links

Paper lookup by DOI, arXiv id, PMID or OpenAlex id - abstract, authors, venue and citations

Perpetual futures funding rates across Hyperliquid, Binance and Bybit - funding rate per coin as hourly, 8-hour and annualized, sorted by spread for arbitrage

Resolve a DOI to publication metadata - citation text, identifiers and source links

Find up to five publications by query - DOI, authors, year and citation count

Solana token risk score - price, liquidity, holders, security flags and composite Watchdog Score

London Underground, DLR, Overground, Elizabeth line and tram status from TfL - good service or delays per line with disruption reasons right now

Currency exchange rate converter at ECB reference rates - convert between currencies for today or any date since 1999

Geocode an address or place name to latitude and longitude with country, region, time zone and elevation

Public holidays by country and year - the full list, next upcoming holiday and whether today is a holiday, for 100+ countries

Weather forecast for any city or coordinates - current conditions in C and F plus a 7-day forecast with temperature, rain chance and wind

Convert any URL to clean markdown - fetch a web page and return its main content with headings and links for LLM input

Echo your public IP, user agent and payment as the server saw them - for debugging an x402 client

Postal code lookup worldwide - place name, state or region and coordinates for a ZIP code in any country

TLS certificate check for a domain - issuer, subject, validity window, days remaining and fingerprint

Hugging Face model detail by id - licence, parameter count and precision, downloads, likes, gated status, base model, languages, weight files and tags

Live aircraft near any point or airport worldwide (ADS-B) - callsign, type, position, altitude and speed

Arbitrum token verdict - send a token contract address, get a 0-100 risk score: is it a scam or honeypot, buy/sell tax, owner privileges, liquidity

Upcoming asteroid and comet close approaches to Earth (NASA CNEOS) - date, distance, velocity and size

Moon phase name, phase angle and illumination percent plus moonrise, moonset, highest and lowest points for any location and date, from MET Norway

Aurora chance at any location from NOAA OVATION, with Kp index, 3-day forecast and storm outlook

Avalanche danger ratings (1-5) for U.S. forecast zones by point or state, with travel advice

Base token change report: compares signed, seven-day baselines with block-pinned owner, pause, proxy and supply reads, plus optional same-pool token balances. Returns field-level evidence and unknowns. No honeypot simulation, sell-tax estimate, USD liquidity valuation or safety guarantee. USDC on Base.

Base token verdict - send a token contract address, get a 0-100 risk score: is it a scam or honeypot, buy/sell tax, owner privileges, liquidity

BNB Chain token risk score and honeypot check from a BEP-20 contract address, with every deduction explained

ISBN-10 and ISBN-13 lookup - title, authors, publisher, publish date, pages, subjects and cover image

Book search across 40M+ editions (Open Library) by keyword, author or subject, with ISBNs and covers

Live U.S. land border wait times (CBP) for Mexican and Canadian crossings by lane type

Brazil central bank time series - Selic rate, IPCA and IGP-M inflation, USD/BRL, EUR/BRL, CDI and unemployment from Banco Central SGS

Brazilian postal code (CEP) to address - state, city, neighborhood and street

Brazilian company registry (CNPJ) lookup - legal name, status, activity, address and partners

Latest block number for 16 EVM chains: chain tip height, block hash, block time and head age in seconds, read straight from chain RPC.

ERC-20 token balance of a wallet on 16 EVM chains, raw and decimal-scaled, with the token symbol and name, read through balanceOf.

Up to 10 Chainlink price feeds read in one batched on-chain call - price, age, heartbeat and staleness for each pair, with a list of stale or unknown feeds

Chess position evaluation from Stockfish (Lichess cloud) - best lines, evaluation and mate-in-N

Official Colombian peso per US dollar rate (TRM) with validity dates, change versus the previous period, window average, high, low and history

WCAG contrast ratio between two colors, with AA and AAA pass/fail

Color conversions for a hex color - RGB, HSL, CMYK, nearest CSS name, luminance and palette colors

Cron expression explained in plain English with the next run times in any time zone - validates a 5-field cron and handles DST

Biggest 7-day DeFi TVL gainers and losers over $10M, filterable by chain and category

DeFi yield pools ranked by sustainable APY with risk flags, filterable by chain, token or TVL

Infer a JSON Schema from a sample JSON document - types, nested objects and arrays, required fields and string formats like email, date, uri and uuid

Decode a UUID - version, variant, and the embedded timestamp and node for v1, v6 and v7, plus nil and max detection and URN, braced and bare formats

FDA medical device classification by name - device class I to III, product code, regulation number, specialty, implant and life-sustaining flags

Render diagram code (Mermaid, Graphviz, PlantUML, D2 and more) to SVG, with shareable image URLs

Search the D&D 5e SRD across spells, monsters, magic items, equipment, classes, races and conditions

Docker Hub repository info - description, stars, pulls, last update and latest tags

U.S. economic calendar - BLS jobs and CPI releases, BEA GDP, FOMC decisions and Treasury auctions

Official Swedish and Finnish statistics - browse SCB and StatFin folders, inspect a table's variables, then pull CPI, population or labour data by code

Solve volts, amps, ohms and watts from any two known values, with milliamps, kilohms and a recommended resistor wattage rating with a 2x margin

Ethereum token verdict - send a token contract address, get a 0-100 risk score: is it a scam or honeypot, buy/sell tax, owner privileges, liquidity

EU public procurement tender search (TED) - title, buyer, CPV codes, publication date and deadline

EVM Wallet Balances (arbitrum). Arbitrum ERC-20 token balance and native ETH balance for any wallet: up to 20 ERC-20 tokens (?tokens=) in one call, with symbols, decimals and human-readable amounts. Live chain head.

Arbitrum transaction gas estimate - gas units, gas price and fee in the native coin

Arbitrum network status - chain ID, latest block, block age, gas price and base fee

Arbitrum contract storage slot - raw 32-byte value with uint and address decodings

Base transaction gas estimate - gas units, gas price and fee in the native coin

Base contract storage slot - raw 32-byte value with uint and address decodings

BNB Chain network status - chain ID, latest block, block age, gas price and base fee

Look up any EVM chain by id or name - native currency, public RPC URLs, block explorers, testnet flag, faucets, status and website from chainid.network

ERC20 token balance for any Ethereum wallet - USDC, WETH or any token via balanceOf, plus native ETH, up to 20 tokens in one call

ERC-1155 balance - how many copies of a token id a wallet holds, on 5 EVM chains

Ethereum transaction gas estimate - gas units, gas price and fee in the native coin

Ethereum network status - chain ID, latest block, block age, gas price and base fee

NFT owner of an ERC-721 token (ownerOf) on Base, Ethereum, Arbitrum, Optimism or Polygon

Ethereum contract storage slot - raw 32-byte value with uint and address decodings

Optimism transaction gas estimate - gas units, gas price and fee in the native coin

Optimism network status - chain ID, latest block, block age, gas price and base fee

Optimism contract storage slot - raw 32-byte value with uint and address decodings

Send a Polygon address, get whether it is a wallet or a contract, proxy detection, bytecode size and ERC-20 name, symbol and supply.

Polygon transaction gas estimate - gas units, gas price and fee in the native coin

Polygon network status - chain ID, latest block, block age, gas price and base fee

Polygon contract storage slot - raw 32-byte value with uint and address decodings

Loan payoff with extra payments - monthly payment, months and interest saved, new payoff length and totals versus the original schedule

Cocktail recipe search by name - ingredients with measures, glass, category, alcoholic or not, instructions and tags from TheCocktailDB

Word of the day with part of speech and definition

Genetic condition reference from MedlinePlus Genetics - causes, inheritance, frequency and related genes

Polygon area in km2, hectares, acres and square miles from lat,lon vertices, plus perimeter, centroid, bounding box and a point-in-polygon test

Geocode a street address or landmark to latitude and longitude - up to five ranked results with country, region and type (OpenStreetMap)

Swiss address and place geocoder from swisstopo - WGS84 latitude and longitude plus LV95 east/north coordinates for any address, place or postcode

Grammar, spelling and style check in 30+ languages - issues with positions, suggestions and corrected text

Tsunami status from the U.S. warning centers - active warnings, advisories and latest bulletins

U.S. volcanoes at elevated activity now (USGS) - alert level, aviation color code and latest notice

Search HCPCS Level II medical billing codes (CMS) by description words or code prefix

German river gauge readings from PEGELONLINE - water level in cm, discharge, position by river kilometre and status against mean and flood marks

Japanese address from a seven-digit postal code - prefecture, city and town in Japanese plus kana readings and the prefecture code from Japan Post data

Use when you need to fix accessibility issues. Get a prioritized WCAG 2.2 remediation plan: semantics, keyboard focus, labels, contrast, motion and errors.

Use when you need to test an AI agent. Get a procedure that turns an agent spec into an evaluation suite: normal, boundary, adversarial, permission and cost cases in safe sandboxes.

Agent memory integrity - separate state, preferences, facts and credentials with provenance and deletion

Agent planning and task decomposition - goals vs assumptions, dependencies, cost and acceptance tests

Prevent duplicate side effects when agents retry - idempotency keys, durable state machines and reconciliation

Agent sandbox for untrusted code - isolation from credentials, files, internal network and resources

Keep API keys and wallet keys out of agent prompts, logs and repos - brokers and short-lived scoped credentials

Agent Tool Security Preflight — AI & Agents

Bound an autonomous agent's wallet - low-balance signer, allowlists, caps and transaction simulation

Airdrop and claim scam verification - official provenance, contract inspection and simulation

APT and dpkg Repair Guide — Linux & Systems

Backup and restore drill - integrity checks, clean restore, application tests and RPO/RTO

Reliable browser automation - safe resume, no duplicate submissions and final state verification

Build a web crawler and search index in Python - Scrapy, Crawlee, robots.txt and Elasticsearch indexing

Prevent wrong-network crypto transfers - verify deposit instructions, contract or mint and address format

Client qualification and paid discovery - authority, problem, constraints and go/no-go scope

Client software handoff - release artifacts, licenses, deployment docs, credentials boundary and acceptance

DNS resource records explained - A, AAAA, CNAME and MX records, TTL and MX priority failover

Convert ebooks on Linux for Kindle - ebook-convert, Calibre GUI and batch ePub, MOBI and PDF conversion

Cross-chain wallet activity monitor - inbound, outbound, approvals, finality and reorg handling

Custom branded addresses for Google Workspace - CNAME for mail.example.com, Google Sites mapping and naked domain

Data cleanup and schema mapping - target dataset, mapping spec, reject file and quality report

Database migration and rollback - compatibility, backups, bounded locks and staged cutover

DEX trade break-even calculation - fees, price impact, slippage and the exit ladder

Digital product delivery and licensing - order-to-artifact binding, checksums and revocation rules

Disk-full and boot recovery - free bytes and inodes, find the space consumer and preserve data

DNS, TLS and deployment triage - authoritative vs recursive DNS, SNI checks and 502 vs 504 diagnosis

Docker container failure resolver - image, command, mounts, user, network and health without losing volumes

Document parsing and OCR quality - native text vs OCR, layout, confidence and visual review

Domain and hosting migration - DNS records, pre-issued TLS, low TTL, mail continuity and rollback

Entity resolution and deduplication - exact vs probabilistic matching, explainable merges and unmerge

Exchange deposit and withdrawal troubleshooter - network, memo, fees, tx id and escalation

Forward a Google-managed domain to a URL or IP - 301 vs 302, path forwarding and propagation checks

ESP32 microcontroller primer for Arduino developers - toolchain setup, 3.3V logic and FreeRTOS dual core

Why a 3.5-inch hard drive cannot run on PoE - power budget and workable alternatives

YouTube channel growth guide - CTR, watch time, thumbnails, titles and A/B testing from a 900k channel

Human approval and action authority - policy separating advice, drafting, staging and execution

Duino-Coin mining setup on a Linux desktop - Python dependencies, official repo, requirements and wallet config

Lead source, consent and suppression - channel policy, send-time blocking and deletion audit

Lead list quality audit - completeness, uniqueness, provenance, freshness and consent status

Linux permissions resolver - ownership, mode, ACL, mounts and confinement with a narrow reversible fix

Liquidity pool locks explained - burned vs time-locked vs team-wallet LP and how to verify 'LP locked'

Local private AI on Ubuntu - privacy boundary, VRAM and RAM sizing, and securing retrieval and plugins

Logging, privacy and retention - event schema, redaction, access control and deletion policy

Map a custom URL to a new Google Site - requirements, Admin console steps and CNAME verification

Marketplace product feed cleanup - IDs, titles, categories, prices and per-channel validation with rejects

Triage an unexpected NFT without signing - verify collection and creator on-chain and spot spam

Node, npm and Bun repair - project-declared runtime, lockfile install, build and start

NVIDIA no-signal recovery - cable, GPU detection, kernel module, driver and display manager

Port, firewall and reverse-proxy guide - verify the request path from client to local listener

Productize a technical service - one result, client inputs, pass/fail deliverables and pricing

Prompt injection defense for agent workflows - trust boundaries, content labeling and external authorization

PWA offline reliability - service worker updates, safe mutation queues and conflict handling

Python environment repair - project-local virtualenv, reproducible installs, no system Python changes

Queue and event delivery reliability - schema, idempotent consumers, ordering and poison events

Read Solana mint and freeze authority directly via RPC getAccountInfo, without trusting a scanner

Reliable webhook receiver - raw-body auth, replay protection, durable queue and idempotent processing

Old GPU crypto mining guide - profitability check, drivers, NVIDIA miners, pool setup and undervolt tuning

Embedding and retrieval evaluation for RAG - judged queries, hard negatives and stage metrics

Revive a failing WD hard drive on Linux - SMART health, sector reallocation, fsck and repartitioning

Safe outbound email and messaging - recipient resolution, approval binding and idempotent send

SEO and structured data - page metadata, canonicals, sitemap entries and JSON-LD

Chia farming on a Raspberry Pi 4 - install, wallet, Pi optimization and pointing the farm at plots

Naked (bare) domain redirect for a Google Site - Admin console setup and registrar A records

SLO and SLA calculator - indicators, error budget, exclusions and burn-rate alerts

Solana priority fee and MEV execution - compute-unit price, tips, slippage and bounded fees

Solana token launch monitor - event paths, backfill, pool identity and duplicate-free alerts

Resilient Solana RPC and WebSocket monitoring - commitments, checkpoints, reconnects and backfill

Solana transaction failure resolver - first failing instruction, wallet vs RPC vs program cause, safe fix

Ingest external data with provenance - license, fetch evidence, parsing and quality gates

Statement of work and acceptance matrix - deliverables, tests, milestones and change process

Compare staking and restaking on risk-adjusted, after-fee return - reward sources and points

Validate and repair structured model output - truncation vs syntax errors, JSON Schema and semantic checks

Systemd failure resolver - service identity, environment, dependencies, restart limits and rollback

Rewrite an MCP tool catalog - baseline, remove overlap, clearer names and descriptions, simpler parameters

Debug a CNAME record - nslookup and dig checks, propagation, typos, trailing dots and A-vs-CNAME conflicts

What extra PCB solder pads are for - test points, UART/SWD/JTAG programming, rework and variants

Vendor and API dependency risk - criticality, data flow, failure tests and exit plan

Website launch preflight - function, mobile, accessibility, metadata, security headers and performance checks

Whale signal validation - transfer vs trade vs contract action, size normalization and backtest

What a honeypot token contract looks like - sell reverts, hidden taxes, allowlists and simulated-sell checks

Fix Google Workspace 'domain already used as an alias' error - cooldown windows and reclaiming a domain

Build an x402 paid endpoint - 402 challenge, verify and settle before fulfillment, idempotency and discovery

U.S. case law search across federal and state court opinions (CourtListener), sortable by relevance, date or citations

Search current federal regulations (eCFR) - matching sections with CFR citation, agency and excerpt

Federal Register rules, proposed rules and notices by keyword, agency and date, with effective dates and comment deadlines

Check a lottery ticket against a Powerball, Mega Millions, NY Lotto or Take 5 draw - matches and prize tier

x402 adoption report - paid resources, sellers, 30-day paid calls, revenue and agents by network

x402 demand vs supply by category - sellers, paying agents, 30-day revenue and opportunity score

Top x402 merchants by estimated 30-day revenue, with calls, paying agents and top resource

MCP server security scan - tool poisoning, prompt injection and risky capabilities before you connect

ICD-10-CM diagnosis code search by condition text or code, with descriptions and billable flag

Drug interaction check for 2-5 drugs using FDA label text, with excerpts - reference only

LOINC laboratory test code search - codes and names, with deprecated codes flagged

U.S. healthcare provider lookup in the CMS NPI Registry by NPI, name, organization, state or specialty

Film facts from Wikidata - release date, runtime, directors, cast, genres, box office and budget

Music artist lookup from MusicBrainz - origin, active years, genres and album discography

Top DEV Community articles by tag and time window - title, author, reactions, comments, reading time, tags and URL for ai, javascript, webdev, python and more

Latest crypto news from 7 outlets, newest first, tagged by coin and topic with headline sentiment

Crypto market sentiment - Fear & Greed now vs 7 and 30 days, plus news mood overall or per coin

Optimism token verdict - send a token contract address, get a 0-100 risk score: is it a scam or honeypot, buy/sell tax, owner privileges, liquidity

BTC and ETH options chain for an expiry - strike, type, implied volatility, open interest and volume

BTC and ETH options max pain strike for an expiry, with put/call open interest ratio

BTC and ETH options implied volatility index (Deribit DVOL) - current level, 24h change and regime

Fossil taxon lookup (Paleobiology Database) - classification, occurrences and geological age range

Newest arXiv submissions by category and keyword - title, authors, abstract and PDF link

PubMed literature search - structured abstracts, journal, authors, MeSH terms, DOI and PMC links

Academic paper search across 250M+ works (OpenAlex) - authors, venue, DOI, citations and open-access status

Hyperliquid perps overview - open interest, 24h volume, top markets and biggest movers with funding

Physics paper search on INSPIRE-HEP - title, authors, citation count, arXiv id and DOI for high energy physics and astrophysics literature

Polygon token verdict - send a token contract address, get a 0-100 risk score: is it a scam or honeypot, buy/sell tax, owner privileges, liquidity

Prediction market odds search across Polymarket and Kalshi - implied probabilities, volume and close time

Trending Polymarket and Kalshi prediction markets now - odds, 24h volume and liquidity

Norwegian train and transit departures - live Entur departures for any stop with line, destination, platform, delays and cancellations

US national debt - total public debt outstanding to the penny with 30-day and 1-year change and average daily increase

Maven Central artifact info - latest release version, recent versions, licenses, description and ready-to-paste dependency snippet

SaaS unit economics - LTV, LTV:CAC and CAC payback months from ARPA, margin, churn and CAC

OFAC sanctions screening for a name - fuzzy match across ~19,000 SDN entries and aliases

Screen a name against the UN Security Council consolidated sanctions list - individuals and entities with aliases, reference, listing date and notes

Bible passages by reference in 1,000+ openly licensed translations, with side-by-side comparison

Qur'an by surah, ayah or range - Arabic text with 100+ translations, surah name and revelation place

Search the Qur'an by word or phrase in any translation - matching ayahs with references

Open source package vulnerability check on OSV.dev - advisories, aliases, severity and fixed versions for npm, PyPI, Go, Maven, crates.io and more by version

Planets visible tonight from any location - best viewing time, altitude, direction and elongation

Peak sun hours and solar irradiance by location - monthly kWh per m2 per day, air temperature and wind from NASA POWER 25-year climatology

International Space Station position right now, plus the people currently in space

Upcoming rocket launches worldwide - time, status, provider, rocket, mission and pad

Species lookup by scientific or common name (GBIF) - taxonomy, common names, IUCN status and occurrences

Running split calculator for even-pace race planning - pace, split time and split count

Survey sample size for a margin of error and confidence level with optional population correction, expected proportion and the z value used

Status of 16 cloud and SaaS providers in one call - operational vs degraded

Find a U.S. stock ticker from a company name, or the reverse - ticker, registered name and CIK

Sunrise, sunset, solar noon, day length and twilight for any coordinates and date, plus moon phase

SHA-256 hash of any text, plus SHA-1, SHA-512 and MD5 - send text, get the hash digest as hex or base64

Tide predictions - high and low times and heights for the nearest NOAA station to a U.S. coastal point

Observed tide water level from a NOAA CO-OPS station - latest level in metres and feet, rising or falling trend, and high and low over the window

Crypto token price by contract on any chain - USD price, 1h/6h/24h change, liquidity, volume and FDV

Boston MBTA service alerts in effect now, filterable by route

Boston MBTA real-time departures at any station - subway, commuter rail and bus, with minutes away

London real-time arrivals at any Tube, Overground, DLR, tram or bus stop - line, platform, destination and minutes away

London line status now for the Tube, Elizabeth line, DLR, Overground and tram - delays and suspensions

NYC subway service alerts in effect now - delays, suspensions and reroutes by line

NYC subway real-time arrivals at any station - line, direction, destination and minutes away

What the world is paying attention to now - Google Trends, Wikipedia most-viewed and Hacker News front page

TV broadcast schedule for any country and date - airings with time, show, network and episode

TV show search - network, status, genres, rating, schedule and next and previous episode (TVmaze)

TV show search from TVmaze - status running or ended, premiere date, genres, rating, network, schedule, runtime, IMDb id and plot summary

Parse a user-agent string - browser, OS, device type, engine and bot detection including AI crawlers

Unit conversion across length, mass, volume, speed, data, energy, pressure and temperature

EU VAT number validation via VIES - valid or not, business name and address

Audit up to 50 dependencies against OSV in one call - vulnerable count, severity and needed upgrades

Known vulnerabilities for a package version (OSV) - CVE aliases, severity and fixed-in version

CVE details - CVSS, CISA KEV status, EPSS exploit probability, affected packages and patch priority

CISA Known Exploited Vulnerabilities added in the last N days, with EPSS, due date and required action

Active U.S. National Weather Service alerts for a state or point - warnings, watches and advisories

Wikipedia search - best-matching articles with descriptions, excerpts and URLs, in any language

Active U.S. wildfires from NIFC - acres burned, containment, state, cause and location

x402 ping health check - a paid round trip that returns server time and a request id

Secure random integer in a range plus random bytes as hex and base64

x402 test endpoint - pay once and get an itemized receipt with network, amount, payer and transaction

Search Hugging Face datasets by keyword - downloads, likes, gated flag, last modified, description and tags, sorted by downloads, likes or trending

Search Hugging Face models by keyword and task - downloads, likes, pipeline task, library, creation date and tags, sorted by downloads, likes or trending

Search Hugging Face Spaces (demo apps) by keyword - likes, SDK (Gradio, Streamlit, Docker), creation date, tags and URL, sorted by likes or trending

Track a flight or aircraft by callsign, ICAO hex or registration - live position, type, owner and route

Active German civil-protection warnings from NINA - flood, contamination, weather and emergency alerts with severity, urgency, source and validity

Algorand account lookup - ALGO balance, minimum and spendable balance, online status, pending rewards, assets and apps opted in and created

Aptos account lookup - APT balance, sequence number meaning transactions sent, and the authentication key, from an Aptos Labs fullnode

Search the Internet Archive for books, audio, films, software and images - title, creator, date, download count, size and item link, sorted by popularity

Official Argentina time series from datos.gob.ar by series id - INDEC inflation index, wages, activity and exchange rates with dates and values

Asteroid and comet lookup (NASA/JPL SBDB) - hazard flags, size, orbit and next close approaches

Julian date, modified Julian date, day number, Greenwich mean sidereal time and local sidereal time for a timestamp and longitude

Upcoming meteor showers with peak date, zenithal hourly rate, parent body, speed and the moon illumination at peak with a viewing quality rating

Astronomical object lookup from SIMBAD by name - RA/Dec in degrees and sexagesimal, object type, spectral type, parallax distance, radial velocity and size

Sunrise, sunset, solar noon, day length and civil, nautical and astronomical twilight times in UTC for any lat/lon and date, golden hour planning

Sun azimuth and elevation for any place and time, plus sunrise, solar noon, sunset, civil to astronomical twilight, day length and polar day or night

Accessibility audit of a web page - missing alt text, unlabeled forms, link names, headings and a score

HTTP security header audit for any URL - HSTS, CSP, clickjacking, referrer policy, cookies and a letter grade

x402 endpoint trust report - repeated 402 probes, price stability, latency and Coinbase Bazaar usage

US airport delays right now from the FAA - ground delay programs, ground stops, arrival and departure delays and closures with reasons, optionally for one airport

Airport lookup from OurAirports by ICAO, IATA or local code, by name or city, or the nearest airports to coordinates - type, elevation, scheduled service and links

Airport METAR weather - decoded current conditions, flight category (VFR/IFR), wind, visibility, ceiling, altimeter and raw report for up to 5 ICAO airports

Pilot reports near an airport - turbulence and icing intensity, flight level, aircraft type, cloud, wind and temperature, with counts of significant reports

Airport TAF forecast - decoded terminal forecast periods with wind, visibility, ceiling, flight category and the worst expected category for an ICAO airport

FDIC insured bank lookup by name - total assets, deposits, branches, charter class, regulator, city and state for US banks

Live bike-share availability for any city worldwide from CityBikes - free bikes and empty docks per station, sorted by distance from your lat/lon

Paris Velib bike availability - real-time bikes, e-bikes and free docks for any station by name or street

Find NCBI GEO gene expression series by topic - accession, title, summary, organism, study type, sample count, platform and linked PubMed IDs

Search Gene Ontology terms by keyword - GO id, name, aspect (process, function, component), definition and obsolete flag with an aspect breakdown

Look up medical terms in the NLM MeSH vocabulary - descriptor IDs, preferred label, entry-term synonyms, allowable qualifiers and related headings

Search 250+ biomedical ontologies in the EBI Ontology Lookup Service for disease, phenotype, chemical and process terms with ids, definitions and synonyms

Search Reactome biological pathways by topic - id, name, species and summary

Search the Protein Data Bank for 3D structures by free text - title, method, resolution and release date

Search the Human Phenotype Ontology for clinical signs and symptoms - HP id, name, definition and synonyms with a link to each term page

Protein-protein interaction partners from STRING for a gene symbol - combined confidence score and evidence from experiments, databases and text mining

Protein search across UniProtKB by name, function or gene - accession, organism, length and review status

Gene and drug-target lookup from Open Targets - Ensembl id, location, function, tractability by modality and top associated diseases with scores

ClinVar variants for a gene filtered by clinical significance - counts and latest records

Marine species sightings from OBIS by scientific name - coordinates, depth, date, country, dataset, basis of record and taxonomic family

Author profile - birth and death dates, top work, work count, subjects, bio and alternate names from Open Library

Brazilian bank list - ISPB, Banco Central code and legal name for every institution

Brazilian national holidays for a year - date, name and weekday

How common a first name is in Brazil by decade of birth from the IBGE census - total people, peak decade and counts for each decade, for up to five names

Data breach catalogue from Have I Been Pwned filterable by name or recency - accounts affected, data exposed, passwords flag, dates and a summary

Bitcoin halving countdown from a block height: next halving height, blocks and days remaining, estimated date, current subsidy and coins mined so far.

Bitcoin mining pool market share over 24h to 1y - blocks mined and share per pool, top-3 concentration, empty blocks and network hashrate in EH/s

Bitcoin mining profit from hashrate, power, electricity price, BTC price and difficulty: daily BTC, margin, breakeven price and rate, and hardware payback.

Bitcoin network status - block height and fee estimates in sat/vB from next block to 1 day

Czech company register (ARES) lookup by IČO number or name - legal name, address, VAT ID, founding date, NACE activity codes, tax office and active status

Search the Estonian business register by company name - registration code, status (registered, liquidation, bankruptcy), legal address, postal code and former names

French company register lookup - search Sirene by name or SIREN for legal form, activity code, status, address, headcount band and revenue

Search French companies by name, SIREN or SIRET - status, creation date, activity code, size, head office address, establishments and officers

Look up legal entities in the GLEIF LEI index by company name or LEI - status, jurisdiction, legal form, addresses, registration and renewal dates

Norwegian company register lookup by name or organisation number - legal form, founded date, employees, industry, address, VAT, bankruptcy and annual accounts status

Verify a Polish NIP on the VAT White List - taxpayer name, VAT status, REGON, KRS, address, registered bank accounts and virtual account flag for payment checks

SaaS metrics from one month of MRR movements - net and gross retention, churn, ARPA, LTV, CAC, LTV to CAC, payback, quick ratio and Rule of 40

Age calculator from birthdate - exact age in years, months and days, total days lived and days until the next birthday

Compound interest calculator - final balance, interest earned and year-by-year growth for a principal, rate, years and optional monthly contribution

Add days or business days to a date - calendar or weekday offset from a start date, returns the resulting date and weekday

Days between two dates calculator - total days, weeks, years-months-days and business days between any two dates

Profit margin and markup calculator - margin percent, markup percent and profit from cost and price, or the price for a target margin

ROI calculator - return on investment percent, gain, multiple and annualized return from amount invested and returned

Savings goal calculator - months to reach a target from monthly savings, current balance and interest rate

Unix timestamp converter - unix seconds or milliseconds to ISO 8601 date, weekday and day of year, or a date to unix time

Count business days between two dates excluding weekends and optionally national public holidays for a country, with the next working day after the end

Convert a Gregorian date into the Islamic, Hebrew, Chinese, Persian, Indian, Buddhist, Japanese era, Coptic, Ethiopic and Minguo calendars with Julian day

Western and Orthodox Easter for any year from 1583 with Ash Wednesday, Palm Sunday, Good Friday, Ascension, Pentecost and Corpus Christi dates

ISO week number and label, day of year, days left, quarter for calendar and three fiscal years, leap year, Julian day and week start and end for a date

Western zodiac sign with element, modality and ruling planet, Chinese zodiac animal and element, birthstone, generation and weekday for a birth date

Bank of Canada Valet series by name - policy overnight rate, USD/CAD and other FX rates and yields with latest value, change and recent observations

Health Canada Drug Product Database by brand or DIN - DIN, product class, company, active ingredients with strengths and last update date

Statistics Canada data series by vector id - series title, table id, frequency, latest value, change versus the previous period and recent history

Cardano stake account lookup - registration status, delegated pool, total ADA balance, UTxO value, rewards earned and available to withdraw, vote delegation

Cemetery and burial-site reference - identity, coordinates, inception and official links (Wikidata)

Aave V3 reserve state on 8 chains for any asset: supply and borrow APY, utilization, total supplied and borrowed, LTV, liquidation threshold and caps.

Where a wallet is active: native balance, transaction count and contract flag on all 16 EVM chains in one call, with the most active chain.

ERC-20 allowance on 16 EVM chains: how much a spender may move from an owner, scaled by decimals, with unlimited and zero flags.

Batch contract reads on 16 EVM chains: send up to 20 eth_call requests in one request and get a result, revert flag and uint or address reading for each.

Ethereum blob fee: EIP-4844 blob base fee in wei and gwei, cost of one and six blobs in ETH, blobs in the latest block and whether fees are rising.

EVM block lookup for 16 chains by number, hash or tag: header, gas used, base fee, miner, size, transaction count and the transaction hashes.

Find the block mined at or before any date or unix time on 16 EVM chains, with the gap in seconds, the next block and the chain's block interval.

Contract call simulation (eth_call) on 16 EVM chains: raw result, uint, address and string readings, any block, and a decoded revert reason on failure.

EVM chain id lookup for 16 chains: EIP-155 id in decimal and hex, native currency symbol, and whether the node matches the registry.

Contract or wallet check on 16 EVM chains: deployed bytecode size, account kind including EIP-7702 delegated accounts, optional runtime bytecode.

Compound III market state on 5 chains: supply and borrow APR, utilization, totals and every collateral asset with its borrow and liquidation factors.

Predict the contract address a deployer will get from CREATE for a given nonce. The same on every EVM chain. Computed locally with RLP and keccak256.

Predict a CREATE2 contract address from deployer, 32-byte salt and either the init code hash or the creation bytecode. Computed locally.

Decode transaction input data into a function name and arguments for ERC-20, NFT, DEX router, multicall and ownership calls. Computed locally.

Which of 16 EVM chains an address has contract code on, with a bytecode hash match to spot true multichain deployments versus look-alikes.

EIP-712 typed data hashing: signing digest, domain separator and struct hash from JSON, with an optional signature check against an address.

Encode a contract call: give a function signature and a JSON array of arguments, get calldata and the 4-byte selector. Computed locally, no node needed.

ENS .eth name status: expiry date, days left, grace period, available or not, registrant, resolver and the address the name resolves to.

ENS namehash and labelhash for any name, with ENSIP-15 normalisation and per-label hashes: the registry node used to read ENS records. Computed locally.

ERC-1155 balance on 16 EVM chains: how many copies of a token id a wallet holds in a collection, read through balanceOf(address,id).

Recent ERC-20 Transfer events for a token or wallet on 16 EVM chains, incoming or outgoing, decimal-scaled, newest first, no indexer needed.

NFT count and token ids a wallet owns in one ERC-721 collection on 16 EVM chains, listed through the Enumerable extension where supported.

Pre-sign gas estimate on 16 EVM chains: gas units, fee in native coin, price in gwei and revert detection for a transaction, nothing is sent.

Ethereum staking deposits: total ETH and number of deposits sent to the Beacon deposit contract, plus Lido stETH supply for scale.

Contract event logs on 16 EVM chains from recent blocks, newest first: Transfer, Approval and Swap events labelled and filterable by topic and block range.

Gas fee history for 16 EVM chains over up to 100 recent blocks: base fee, block fullness and priority tip at chosen percentiles for each block.

Bytecode selector scan for 16 EVM chains: known functions found and capability flags such as mint, pause, blacklist, permit, fees and trading switch.

Gas price forecast for 16 EVM chains: next-block base fee, 3- and 6-block projection, 10-block trend, a suggested max fee and send-now-or-wait advice.

Current gas price on 16 EVM chains: gwei, base fee, next base fee, slow, standard and fast priority tips from recent blocks, and the cost of a transfer.

ERC-165 interface detection for 16 EVM chains: ERC-721, ERC-1155, metadata, royalties and update events, with a kind label and ERC-20 hint.

L1 data fee estimate for Optimism, Base, Blast and Unichain from the GasPriceOracle, the part of an L2 transaction cost that gas estimates leave out.

Lido staking stats from the contracts: total pooled ETH, shares, ETH per share, the wstETH exchange rate and wstETH's share of stETH supply.

Native coin plus up to 20 ERC-20 token balances for one wallet in a single batch on 16 EVM chains, at one block height.

EVM network snapshot for 16 chains: chain id, block height, gas price, base fee, priority fee, block fullness and client version from chain RPC.

NFT holdings check on 16 EVM chains: how many tokens a wallet holds in each of up to 10 ERC-721 collections, with collection names and symbols.

NFT metadata by token id on 16 EVM chains: token URI from the contract, then name, image, description and traits resolved from IPFS, Arweave or inline data.

Current owner of an ERC-721 token id on 16 EVM chains, with collection name and symbol, and detection of unminted or burned tokens.

Contract ownership check for 16 EVM chains: owner, whether it is a wallet or contract, renounced, pending owner and whether the contract is paused.

Pending block on 16 EVM chains: transactions not yet mined, pending gas used and base fee, compared with the latest block and flagged when stale.

Pending versus confirmed nonce for an address on 16 EVM chains: the next nonce to use and how many of its transactions are waiting in the mempool.

Transaction status on 16 EVM chains: pending in the mempool or confirmed, execution result, fee against the base fee, nonce gap and confirmations.

Proxy contract resolver for 16 EVM chains: EIP-1967, EIP-1822, EIP-1167 clone and legacy OpenZeppelin patterns, implementation, admin and beacon address.

Transaction receipt on 16 EVM chains: success or revert, gas used, fee paid, contract created and decoded event logs such as Transfer and Approval.

Function selector and event topic hash from a signature such as Transfer(address,address,uint256): 4-byte id and 32-byte keccak256, computed locally.

Reverse a 4-byte function selector or 32-byte event topic into its signature from a built-in list of 120 common token, NFT, DEX and lending signatures.

USDC, USDT and DAI balances for a wallet across every supported EVM chain in one call, totalled at face value and split by symbol and chain.

Status board for 16 EVM chains in one call: latest block, head age, gas price and a health flag, with the slowest chain and the cheapest gas.

Read one 32-byte contract storage slot on 16 EVM chains, returned as hex, integer and address form, for example proxy implementation slots.

ERC-20 balances of one token for up to 20 wallets on 16 EVM chains, with each wallet's share of supply and the combined balance.

Total supply of an ERC-20 or ERC-721 contract on 16 EVM chains, raw and scaled by decimals, with symbol and name from totalSupply.

Uniswap V2-style pair reader for 16 EVM chains: both tokens with symbols, reserves, implied spot price both ways, LP supply and last update.

Uniswap V3-style pool state for 16 EVM chains: spot price from slot0, current tick, in-range liquidity, fee tier and both token symbols.

Uniswap V3 position by NFT id on 5 chains: owner, pool, price range, whether it is in range, token amounts, fee tier and uncollected fees.

ERC-4626 vault reader for 16 EVM chains: underlying asset, total assets, share supply and the current share price in asset units.

Verify a smart contract wallet signature (ERC-1271) on 16 EVM chains for Safe, account abstraction and other multisig wallets via isValidSignature.

Verify an Ethereum personal_sign message: recover the signer from a 65-byte signature and check it against an address. Computed locally, no node needed.

Wallet snapshot in one call on 16 EVM chains: native balance, transaction count, account kind and balances of the major ERC-20 tokens or tokens you list.

Chainlink CCIP chain selector lookup by chain name, EVM chain id or selector - returns the uint64 selector, chain id and mainnet or testnet network type

Search the Chainlink data feed directory by name or asset on Ethereum, Base, Arbitrum, Optimism, Polygon, BSC or Avalanche - proxy address, decimals, heartbeat and deviation

Chainlink price feed read on-chain for any pair on 7 chains - price, round id, last update and age, heartbeat, deviation threshold and a stale or fresh verdict

Balance a chemical equation with the smallest whole-number coefficients, with an atom-by-atom check and the mass balance for reactants and products

ChEBI chemical entities by name - definition, formula, mass, monoisotopic mass, charge, SMILES, InChIKey and curation stars from EMBL-EBI

Drug and compound identifiers from MyChem - ChEMBL ID and max clinical phase, PubChem CID, formula, weight, IUPAC name, UNII and ChEBI ID

Chemical element facts by symbol, name or atomic number - weight, group, electron configuration, electronegativity, melting and boiling point, density

Molar mass of a chemical formula with brackets and hydrates - g/mol, Hill formula, atom counts, mass percent per element and moles from a sample in grams

Lichess leaderboard of top players by rating mode - bullet, blitz, rapid, classical, chess960 and variants with titles, ratings and recent progress

Lichess daily chess puzzle - FEN position, rating, themes and UCI solution moves

Chile economic indicators today - UF, UTM, USD/CLP, EUR/CLP, monthly IPC inflation, TPM policy rate, IMACEC and copper from the Banco Central

Chicago reported crimes by type, ward and arrest status over a chosen number of days - incident counts by type and the most recent records with locations

NYC 311 service requests filtered by borough, complaint type, zip and days - the newest requests plus the top complaint types across the whole window

San Francisco 311 cases by service type and neighborhood - the newest cases with status, agency and location plus the top services in the window

Who represents a U.S. street address - congressional district, senators, House member and state legislators

Atmospheric CO2 at Mauna Loa from NOAA - latest monthly and weekly ppm, year-over-year and ten-year change and annual growth for the last five years

ENSO status from the NOAA Oceanic Nino Index - El Nino, La Nina or neutral phase, strength, consecutive seasons in phase and the last 12 seasons

Global atmospheric methane from NOAA - latest monthly ppb, trend, year-over-year and ten-year change, pre-industrial level and the last 12 months