Help me set up Zero — a free tool that lets you find and use extra services you don't have built in (image/video generation, search live social media, or hosting a free webpage). …To setup manually, read Installation Guides
Fetches a human-readable explanation of a blockchain transaction given its hash on Ethereum or Base
Detects and returns field-level changes (authority, insurance, out-of-service status, etc.) for a user-defined list of USDOT carriers since a specified date.
Scans AI agent prompts for injection attacks and jailbreak attempts, returning a safety verdict and risk score via pay-per-call USDC micropayment.
Balances a chemical equation (e.g. 'H2 + O2 -> H2O') into the smallest whole-number coefficients using exact rational linear algebra.
Search the periodic table by name or symbol substring, returning ranked matches (exact, prefix, then substring) up to a specified limit.
Look up a periodic-table element by symbol, name, or atomic number and return its atomic weight and metadata.
Returns Stockfish engine evaluation (depth, score, and principal variation) for a given FEN position using Lichess's cached cloud evaluation database.
Returns top moves, win/draw/loss statistics, and recent top master games for a given chess position from the Lichess masters database
Returns the Stockfish engine's best move and evaluation score for a given chess position in FEN notation
Queries the City of Chicago open data portal for active DOB building code violations at a given street address, returning violation codes, status, and inspector comments.
Returns a one-call LLM-ready Hyperliquid perpetuals market brief including funding extremes, whale positioning, liquidation levels, and major asset summaries.
Returns whale liquidation price levels and USD exposure for Hyperliquid perpetual futures, showing where large positions would be liquidated above and below current mark price.
Analyzes a Solana token mint address for safety signals including mint/freeze authorities, holder concentration, liquidity, token age, and returns a grade/tier
Returns real-time trending/hot-search topics aggregated from 9 major Chinese platforms (Baidu, Douyin, Weibo, etc.) in a unified JSON response, paid per-call with USDC via x402.
Returns real-time trending/hot-search entries from 9 major Chinese social and news platforms filtered by keyword, paid per call with USDC via x402.
Returns real-time trending/hot-search lists aggregated from 9 major Chinese platforms (Weibo, Baidu, Douyin, etc.) in a unified JSON schema, with cross-platform topic deduplication.
Returns real-time trending/hot-search lists from a specified Chinese social platform (e.g. Weibo, Douyin, Baidu) as structured JSON, paid per-call with USDC on Base via x402.
Returns live prices for major Chinese equity market indices (e.g. CSI 300, Shanghai Composite, Hang Seng) via a pay-per-call x402 micropayment, no API key required.
Returns real-time prices for Chinese commodity futures main contracts traded on Chinese exchanges
Returns Baidu real-time hot-search rankings as a live attention/sentiment signal for Chinese internet trends, paid per call in USDC via x402.
Returns real-time RMB onshore (CNY) and offshore (CNH) exchange rates along with their spread, paid per call via x402 micropayment
Returns zoning classification data (use area, building coverage ratio, floor area ratio) for any coordinate point in Japan using government open data.
Returns historical earthquake records for a given geographic point in Japan, sourced from Japanese government open data.
Returns official land price data for a given geographic coordinate in Japan, sourced from government open data.
Returns seismic ground motion risk data for a specific geographic point in Japan, sourced from Japanese government open data.
Returns comprehensive land data for any geographic point in Japan including zoning, hazard zones, land prices, evacuation sites, earthquake records, climate, terrain, and ground motion from government open data sources.
Returns terrain and topographic data for a specified geographic point in Japan, sourced from Japanese government open data, via pay-per-call x402 USDC payment.
Returns hazard zone classifications for a given GPS coordinate in Japan, sourced from government open data, covering flood risk, landslide risk, and other natural disaster designations.
Returns evacuation site data for a given coordinate point in Japan, sourced from Japanese government open data, via a pay-per-call x402 micropayment model.
Runs a paid AI inference task on Base mainnet USDC via the x402 payment protocol, returning a signed receipt and verification URL
OpenAI-compatible chat completions endpoint that charges $0.01 USDC per call via x402 protocol on Base or Solana mainnet and returns a signed receipt with a verify URL
Runs OpenAI-compatible chat completions paid per-call with real USDC on Base or Solana via the x402 payment protocol, returning a signed receipt.
Submits a paid AI inference task via x402 USDC micropayment on Base, returning a verifiable receipt with task ID and payment reference
Returns the newspaper history of any town, city, or neighborhood from digitized historical newspaper archives
Statically scans a single CI/CD job or step snippet (GitHub Actions, GitLab CI, or CircleCI) and returns a security verdict, risk score, and detailed findings with fix hints.
Statically analyzes GitHub Actions, GitLab CI, or CircleCI pipeline configs for security vulnerabilities and returns a verdict, risk score, and per-finding remediation hints.
Fetches a Wikipedia article summary and URL for a given topic or article title
Fetches a public URL and returns its title, full markdown text, word count, and extracted links for agent consumption.
Returns the Google organic search position of a specific domain for a given keyword, using a licensed SERP data feed.
Returns keywords, related questions, and search volume metrics for a given seed keyword in a single API call.
Returns the share of AI citations across 2–10 competing domains, showing which domains are cited most by AI answer engines.
Returns the keywords a domain ranks for in organic search, including search volume, CPC, position, ranking URL, and month-over-month position movement.
Returns the AI prompts a given domain is already cited for, along with the answer snippet and cited URL, across ChatGPT and/or Google AI.
Returns a domain's organic SEO footprint: total keywords ranked, top positions, and estimated organic traffic.
Returns a domain's monthly organic search footprint over time, including trend data, for a specified country and language.
Checks which AI answer engines (Perplexity, Gemini, OpenAI, Anthropic) cite a given domain in response to a specific prompt, using their official APIs.
Returns raw Google search results including organic listings, People Also Ask boxes, and related searches for a given keyword.
Performs a comprehensive on-page SEO audit of a single URL, scoring title, meta tags, headings, links, images, structured data, and word count.
Given a DOI, arXiv ID, OpenAlex ID, or PMID, returns a paper's full metadata, reference list (works it cites), citing-works list (recent papers that cite it), and citation count.
Sends a single prompt to one AI search engine (Perplexity, OpenAI, or Gemini) and reports whether specified target domains are cited in the response
Validates DOIs, arXiv IDs, and doi.org links against Crossref to confirm existence, check for retractions, and verify cited titles match the real publication metadata.
Checks whether a given URL is allowed or disallowed by the target site's robots.txt for a specified crawler user agent
Performs a comprehensive WHOIS/RDAP and DNS lookup for a given domain, returning registration status, DNS records, expiry, and email infrastructure details.
Checks up to 10 public URLs for reachability, HTTP status, redirects, and content metadata
Returns a research-impact brief for a specific funder, summarizing highest-impact papers, field distribution, and grant output grounded in OpenAlex funder-linked works.
Returns h-index, i10-index, total citations, works count, 10-year output/citation trend, affiliation timeline, and disambiguation confidence for a researcher by name lookup via OpenAlex.
Retrieves venue and journal intelligence for a given journal — including OpenAlex metrics, DOAJ status, APC data, and Tavily-grounded legitimacy signals — to help authors and agents evaluate where to submit or whether to trust a citation source.
Verifies up to 20 academic citations by checking existence, retraction status, and metadata accuracy against Crossref, Retraction Watch, and OpenAlex
Returns works count, total citations, h-index, i10-index, a 10-year output/citation trend, and topic-strength breakdown for one or two institutions, sourced from OpenAlex.
Retrieves citation count, influence score, open-access status with legal OA link, venue, and TLDR for a single paper identified by DOI or title
Synthesizes the current state of research on a specific question, grounded in top OpenAlex and Semantic Scholar results with full DOI citations
Converts text to spoken audio (WAV) using MeloTTS with an OpenAI-compatible interface, supporting English, Spanish, French, Chinese, Japanese, and Korean.
Performs common developer utility operations including hashing (SHA-256/SHA-1/SHA-512), encoding/decoding (Base64/URL/hex), JWT decode, JSON formatting and validation, UUID generation, random number and password generation, regex testing, slugification, word count, and timestamp conversion.
Accepts a document URL or raw text plus a question, and returns a direct answer backed by exact quotes from the document, using embeddings for long-document search.
Generates formatted citations in APA, MLA, Chicago, Harvard, IEEE, Vancouver, or BibTeX from a DOI, ISBN, or web page URL
Schedules an HTTP callback to any HTTPS URL at a specified future time (1 minute to 30 days ahead), with configurable method, headers, and body, and supports status checking by ID.
OpenAI-compatible chat completions endpoint powered by Meta Llama 3.3 70B, supporting tool calling and streaming, accessible via HTTP GET or POST with x402 micropayment pricing.
Generates high-quality images from text prompts using FLUX or Leonardo models, returning base64 image data or a 7-day share link.
Returns US public company financial fundamentals and recent SEC filings (10-K, 10-Q, 8-K) by ticker or CIK number
Fetches any public web page using a headless browser (with JavaScript rendering) and returns the content as clean Markdown
Returns live gas prices (base fee, priority tips, and USD transfer cost) for Ethereum, Base, Arbitrum, Optimism, and Polygon.
Resolves ENS and Basenames (e.g. vitalik.eth, jesse.base.eth) to wallet addresses with profile records, or reverse-resolves a 0x address to its primary name.
Returns all interactive elements on a webpage — forms with fields/labels/required flags, buttons, and links — with ready CSS selectors, so an agent can plan browser automation before opening a browser.
Returns DeFi yield opportunities across 16,000+ pools with APY (base + reward), 30-day mean APY, TVL, IL risk, and pool links, filterable by chain, protocol, token, stablecoin status, and minimum TVL.
Returns hazard alerts near a location: recent earthquakes (USGS), active US National Weather Service alerts, and global disasters (cyclones, floods, wildfires, volcanoes, droughts from GDACS) with distances.
Provides keyless JSON-RPC read access to EVM-compatible blockchains (Base, Ethereum, Polygon, Arbitrum, Optimism) supporting standard methods like eth_call, eth_getBalance, eth_blockNumber, and eth_getLogs.
Groups up to 500 texts into AI-labeled topic clusters, returning a label, size, share, and examples for each group.
Search code across all public GitHub repositories and return matching file paths, links, and code fragments, filterable by language, repo, org, or filename.
Returns a comprehensive risk report for any Solana SPL or Token-2022 mint address, including authority flags, holder concentration, liquidity, pool age, and an AI-generated low/medium/high/critical risk verdict.
Returns a static map image (JPEG) of a place or up to 15 numbered markers as base64 and a data URL, in 7 visual styles and any size up to 1600px.
Looks up NFT collection metadata and optional token-level details (owner, resolved metadata) on Ethereum, Base, Polygon, Arbitrum, or Optimism.
Fetches the Internet Archive (Wayback Machine) snapshot of a webpage closest to a specified date, returning archived page text and a list of recent snapshots.
Search the Coinbase Bazaar x402 directory by natural language description and get matching pay-per-call services ranked cheapest first, with pricing, supported networks, and 30-day payer counts.
Returns detailed nutrition facts — calories, protein, fat, carbs, fiber, sugar, sodium, and key minerals — for any food or branded product using USDA FoodData Central data.
Returns current electricity prices for every US state ranked cheapest to most expensive, with sector breakdown (residential, commercial, industrial) and 12-month change vs US average.
Renders a URL or raw HTML string to a PDF file using a headless browser and returns the PDF bytes
Returns NFT holdings for a wallet address on Base, Ethereum, Arbitrum, Optimism, or Polygon — grouped by collection with counts, sample images, OpenSea floor prices, and estimated floor value.
Searches the live web, reads top pages, and returns a concise answer to a question with numbered inline citations and source list
Search US FEC campaign finance records by candidate or committee name, returning party, office, state, filing status, and fundraising totals.
Lists fillable fields of any PDF, fills them (text, checkboxes, dropdowns) with optional flattening, or merges up to 10 PDFs into one, returning the result as base64.
Computes travel time and distance for up to 50 origin-destination pairs by car, truck, bike, or foot, and returns the closest pair.
Returns official EIA Short-Term Energy Outlook monthly price forecasts for gasoline, diesel, WTI crude, Brent crude, Henry Hub natural gas, and residential electricity over the next 12–24 months, with latest actuals and 12-month changes.
Search US federal contract awards from FPDS by keyword, vendor, or agency, returning award amounts, agency, NAICS code, dates, and descriptions.
Validates EU VAT numbers against the official VIES register (returning validity, company name, and address), plus verifies IBAN checksums and BIC/SWIFT format correctness.
Performs a comprehensive UK business verification (KYB) risk assessment, returning a 0-100 risk score, risk level, and detailed flags covering company status, insolvency, directors, ownership, and outstanding charges.
Searches US court opinions (via CourtListener) and Federal Register rules, proposed rules, and notices, returning case names, courts, dates, citations, agencies, and links.
Extracts and ranks the most relevant passages from long texts or URLs to fit a user's question within a specified token budget, returning source-marked excerpts.
Returns current US energy prices from the EIA including retail gasoline, diesel, WTI crude, Henry Hub natural gas, crude oil inventories, and residential electricity prices by state with latest value and change.
Looks up packaged food product details by EAN/UPC barcode, returning name, brand, ingredients, allergens, Nutri-Score, NOVA group, eco-score, and per-100g nutrition.
Returns USD price and 24-hour change for up to 30 tokens by contract address across 9 chains, covering long-tail DEX tokens