Find x402 services agents can discover, pay for and use.

Bundled execution of the Financial analysis workflow - Quick company snapshot: live quote, 9 key financial metrics (revenue through cash flow), and upcoming earnings - one call, one payment. One x402 payment runs 3 underlying tools (stock-quote, c...

AI-generated answer to a natural-language question, grounded in live web search results with source citations. Returns clean prose plus a structured citations array (URL, snippet, favicon) - backed by an independent search index, not the model's t...

LastLook Data — current price, 24h change, market cap, and volume for any supported cryptocurrency. Use ?coin=BTC|ETH|SOL|BNB|XRP|ADA|AVAX|DOGE|LINK|DOT|etc. Source: CoinGecko.

Check whether a domain's TLS/SSL certificate is valid, trusted, and not expiring before connecting to it. Performs a live handshake and returns a 0–100 score and tier (VALID/WEAK/EXPIRING/EXPIRED/UNTRUSTED/INVALID) with chain trust, days-to-expiry, signature algorithm, TLS version, and cipher quality. Use before submitting credentials, posting to a webhook, or following a payment link, to catch expired, self-signed,…

Find pages semantically similar to a given URL.

The daily US Treasury par yield curve (Constant Maturity Treasury rates) for every maturity from 1 month to 30 years, in percent. Defaults to the latest published day; pass `?limit=` for more recent days (max 250) and `?year=YYYY`. No ticker needed. Use for the risk-free rate, rate-sensitivity context, and yield-curve inversion in macro-aware analysis. From x402stock

robots.txt + llms.txt checker: crawler access verdicts for major search AND AI bots (Googlebot, Bingbot, GPTBot, ClaudeBot, PerplexityBot, CCBot, Google-Extended and more), declared sitemaps, syntax warnings, and llms.txt / llms-full.txt presence with structure summary. ?url=any page on the site

Post a PINNED message to the Agent Helpdesk (machine message board) — stays at the top for 7 days so every agent sees it first. Same body as /api/board: {type, text, agent}.

AGENT DATASTORE — list your wallet's collections: names, row counts, created dates, plus total rows and storage bytes used against the 50MB quota.

High-quality image vectorization powered by Vectorizer.AI: POST a public image URL or base64 (PNG/JPEG/GIF/BMP/WebP, up to 10 MB) and get a production-grade vector back — SVG by default, or PNG/PDF/EPS/DXF. Full-color tracing, clean paths, ready for print, cutting, and scaling. The premium finish for logos, icons, sketches, and raster art.

Fetch a tweet by ID

Tweet replies

Where Hyperliquid smart money is positioned. Scans the HL leaderboard, excludes market-makers/HFT and dust/mega accounts, keeps consistent directional traders (week+month PnL > 0), then aggregates their live positions into a per-coin consensus (long/short counts, net notional, bias, conviction) plus a top-trader drill-down ranked by month PnL. A positioning signal, not a trade: consensus is often crowded and regime-…

Live perp positions for a Hyperliquid EVM (0x) address, read from Hyperliquid's public on-chain state. Per-position coin, side, leverage, notional, entry, unrealized PnL, distance-to-liquidation, and risk flags (high/extreme leverage, approaching liquidation, losing). Plus account value, directional bias, profile, weighted leverage, and realized+unrealized PnL over week/month/all-time. The building block for smart-m…

Computes perp mark vs spot price across venues and surfaces actually-earnable yield (funding APR on Hyperliquid + dYdX, not viable on pool perps Jupiter + Adrena). Returns per-venue trade economics, opportunities above threshold, and best trade. Threshold defaults to 5% APR.

Builds on cross-venue funding with size-aware fields: Jupiter Quote spot slippage at requested size, per-venue fee, OI cap headroom, first-hour borrow cost, and total entry cost. Returns rankings by entry cost / borrow APR / headroom plus a recommendation venue with warnings. Use when sizing a real position; use perps-cross-venue-funding for rates-only context.

Nearby subway stations with real-time train arrivals

$0.10/verification. Full KYC in one call — government-ID verification, liveness detection, and face-to-ID matching. Pair with /v1/esigndoc for verify-then-sign and /v1/screening for sanctions. One of 155 Relaystation tools on one balance — relaystation.ai

$0.003/call. Extract text from an image — Tesseract, 10 languages, plain text out. 1¢ x402 min; remainder auto-credits — relaystation.ai/penny

Fetch and parse a domain's robots.txt file — returns all crawl rules by user-agent, sitemap URLs, crawl delay settings, and checks whether a specific path is allowed or blocked for any bot — so agents can respect crawl policies and locate sitemaps before scraping.

Performs a TLS handshake to inspect the certificate chain, probes supported TLS versions (1.0–1.3), detects weak keys and expiry issues, and returns an overall security grade (A/B/C/F).

Check username availability across 20+ social platforms and developer sites simultaneously — returns which platforms have a profile registered under that handle so agents can find people, verify identities, scout brand handles, or check name availability before registration.

Real-time weather data and 3-day forecast for any location worldwide. Accepts city name or lat/lon coordinates. Returns temperature, humidity, wind, precipitation, and conditions. Powered by Open-Meteo.

Person from Email — reverse an email address into the person behind it: name, title, company, and LinkedIn URL.

Deterministic cash flow analysis and return analytics in one call: NPV, IRR (periodic), XIRR (dated), MOIC / DPI / TVPI, payback period, plus an optional DCF valuation (enterprise value, equity value, implied share price) with Gordon-growth or exit-multiple terminal value. Pure math from caller-provided cashflows — no market-data feed, no fabrication. Every metric is accompanied by evidence-backed findings and a sig…

Deterministic portfolio risk analysis and quality scoring. Computes riskScore, riskLevel, volatility, sharpe, maxDrawdown, concentrationHHI, diversification, effectiveHoldings plus per-rule findings with fixes and sector/position breakdown. Pure math only from caller holdings and returns. No external data.

Wallet risk scoring and pre-transaction AML, sanctions, counterparty-risk, and crypto compliance screening for autonomous finance agents. Scores one wallet from caller-provided sanctions hits, exposure tags, counterparty labels, transfers, and fund-source context; returns a 0-100 risk score, evidence per signal, and a concrete action. Deterministic preflight only: no chain data is fetched and no screening result is…

Analyze an MCP server manifest for security risk before install — destructive actions, over-broad scopes, sensitive-data egress, weak auth, prompt-injection surface, and permission diff. Returns per-tool, per-factor findings with severity, why, and a concrete fix (not just a score).

US weather forecast API: official National Weather Service forecast for any US lat/lon — next four periods (~48 hours, day/night): temperature, wind, short and detailed forecast text, plus resolved place name. UNITED STATES COVERAGE ONLY; points outside NWS coverage return an unpaid 404. Public-domain government data. Use for logistics, travel, and event-planning agents. Cached up to 10 minutes; nearby coordinates (…

Wikipedia summary API: the lead summary of any English Wikipedia article — title, one-line description, extract paragraph, thumbnail, canonical URL, and Wikidata item id; disambiguation pages labeled via 'kind'. Titles case-sensitive; spaces or underscores accepted. Content CC BY-SA 4.0 with attribution in meta.attribution of every response. Use for knowledge lookup, entity enrichment, and fact grounding by agents.…

DNS lookup API: resolve any DNS record via Cloudflare's 1.1.1.1 DNS-over-HTTPS resolver with DNSSEC validation status. Types A, AAAA, CNAME, MX, NS, TXT, SOA, CAA, SRV, PTR; returns the full answer section (name, type code, TTL, data). NXDOMAIN returns an unpaid 404. Use for infrastructure checks, email deliverability, domain verification, and security tooling by agents. Cached up to 5 minutes.

US Treasury yield curve API: the latest Daily Treasury Par Yield Curve — yields in percent for 13 maturities from 1 month to 30 years, plus curve date, straight from the US Department of the Treasury. Public-domain government data, published each business day. Use for interest rate benchmarks, bond analysis, discount rates, and macro signals. Slow upstream (~10s) so served from a 6-hour cache; meta.fetchedAt shows w…

AI-stack CVE intelligence. Filters fresh security disclosures to vendors and products in the AI inference, agent framework, training, vector DB, model gateway, and MCP tool layers. Each paper carries a tf_ai_category tag and a severity_rank, sorted with exploited-in-wild and critical-severity first. 99.8% of underlying data is from GitHub Security Advisories (CC BY 4.0).

Official USD/BRL and EUR/BRL exchange rates (PTAX, Central Bank of Brazil).

Verify an email address: syntax check + real DNS/MX lookup. Returns timestamped SHA-256 receipt.

Brazil macro snapshot in one call: SELIC policy rate, CDI, IPCA inflation (monthly and 12-month), official PTAX USD/BRL. Source: Central Bank of Brazil (BCB).

Archive coverage for a coin's liquidations over a window (≤7 days): which archived hours hold liquidations and where the gaps are. Warms the cache for everyone after. Priced floor ($0.001) + $0.05 per archived hour examined.

The most-recent N HIP-4 outcome-side rows (≤5000). Priced per row ($0.000025 premium); served live.

The most-recent N open-interest / funding / ctx rows (≤5000). Priced per row ($0.000025 premium); served live (no lag).

YouTube video data. Title, channel, description, view count, duration, keywords, thumbnails, and a best-effort caption transcript for any video — keyless.

US congressional stock trades. Stock transactions disclosed by members of the House and Senate under the STOCK Act — politician, ticker, amount, and date.

Weather forecast and air quality. Current conditions, a 16-day daily forecast, and air-quality (AQI, PM2.5, ozone) for any latitude and longitude.

Returns the latest tokens profiled on Base from the DexScreener feed — address, description, and links. Great for discovery bots hunting new launches early.

Queries live US river level, streamflow gauge height, and flow velocity metrics using the USGS National Water Information System.

Scans recent block gas details to estimate the minimum, average, and maximum base fee.

Queries live funding rates and mark-index spreads from centralised perp indices to locate yield arbitrage opportunities. Matches: arbitrage finder, funding rate arbitrage, cross-chain yield, spot-perp spread, perp funding rates checker.

Apify — Tweets by search term, handle, or conversation.

Decode an EVM signature request (EIP-712 typed data, Permit/Permit2, or ERC-20 approve calldata) into a structured intent: what token, which spender, how much, until when, plus risk_flags and an action_hint. Deterministic, no LLM. Answers an agent's question 'what am I about to sign?'

Before sending funds, check if the recipient is an address-poisoning look-alike. Give us the recipient and your known/intended addresses; we flag when the recipient shares the displayed head AND tail of one you know but differs in the middle — the exact signature of a poisoning attack that fools copy-paste. Deterministic, no LLM, no external calls. Answers an agent's question 'is this really the address I mean?'

Rerank documents against a query with BGE Reranker Base (@cf/baai/bge-reranker-base). POST query plus documents[]; returns relevance scores for search and RAG pipelines.

Write SQL on shared agent memory database. POST INSERT, UPDATE, DELETE, CREATE, DROP, ALTER, or REPLACE with optional params; UPDATE/DELETE require WHERE; changes capped at 100 rows. With valid session_token, no x402 until exec credits exhausted. Bundle: GET /v1/models?bundle=memory. Shard omitted from default OpenAPI discovery.

Los Angeles weather forecast API: live temperature nowcast and daily high forecast for Los Angeles Intl (KLAX), with calibrated probability the temperature ends above/below any Fahrenheit strike. KLAX is the official settlement station for Kalshi KXHIGHLAX and Polymarket Los Angeles daily high temperature prediction markets. Built for AI agents trading weather prediction markets or needing real-time weather data. $0…

New York City weather forecast API: live temperature nowcast and daily high forecast for New York Central Park (KNYC), with calibrated probability the temperature ends above/below any Fahrenheit strike. KNYC (Central Park) is the official settlement station for Kalshi KXHIGHNY and Polymarket NYC daily high temperature prediction markets. Built for AI agents trading weather prediction markets or needing real-time wea…

Use this tool to audit if a website can be crawled, understood, and cited by LLMs like ChatGPT or Claude. Ideal for coding agents to automatically audit and test generated web apps for SEO, accessibility, and AI-readiness before deployment. Returns a JSON action plan prioritizing structured data, semantic HTML, and GEO requirements.

Use this tool to calculate a fast, lightweight AI discoverability score for a domain. Checks JSON-LD, crawlability, and essential AEO/GEO metrics without generating a detailed action plan.

Deep web research for AI agents — advanced search returning the highest-relevance results with multiple query-focused snippets per source, plus an LLM-generated answer grounded in the returned sources. One-call research assistant for high-precision queries; news and finance topics, date and domain filters.

Real-time web search for AI agents — search the web and get ranked SERP-style results as clean JSON: title, URL, snippet, relevance score, optional LLM-generated answer. Find up-to-date information online — latest news, current events, finance. Date, domain and exact-phrase filters.

x402-preflight: confirm your wallet can transact, and see your balance, in one certified call. Pay $0.01 USDC on Base, get a signed on-chain-anchored receipt. The safe first transaction before you ship real volume.

Web-content reader: fetch any http(s) URL and return clean readable text, title/description/canonical, and outbound links as JSON — the data an agent ingests on each step of a crawl or RAG loop. Input: url.

Financial Signal Intelligence for autonomous agents across crypto, stocks, ETFs, macro and global financial markets. Analyze financial news, market rumors, earnings announcements, central bank decisions, regulatory actions, exchange incidents, security events, stablecoins, macroeconomic events, fraud detection signals and market-moving developments to score financial risk, credibility and actionability.

Returns the most recent Base ERC-20s opened on Aerodrome that pass a basesafe safety check. Buyers specify min score, allowed recommendations, and a local liquidity floor. basescout pays basesafe under the hood and absorbs the vetting cost into the response price. Built for trading bots and agents that need fresh, pre-filtered token candidates without running their own discovery + vetting pipeline.

Purchase and download the Broken Key Remapper software (one-time license).

On-chain intelligence — whale transfers trending tokens DeFi TVL on Base and Ethereum

Anti-bot fetch for Cloudflare / JS-heavy protected pages: routed through rotating residential proxies with automatic JS rendering and CAPTCHA solving, returned as clean LLM-ready Markdown. Best-effort on the hardest targets.

Academic letter grade with red-pen marginalia for anything. $0.01 USDC.

Hot multifamily real estate deals: listings clearing an 8.5%+ advertised cap rate with computed DSCR — the top tier of the multifamily deals feed. Every field typed; if nothing currently clears the bar the call returns free — you never pay for a blank.

invinoveritas /regime — the daily crypto risk-on/off + exposure-scalar read our own live trading bot acts on, recomputable from the raw inputs we return

Screen an entity or alias name against the OFAC SDN list. Exact match on a normalised string only (trim, collapse whitespace, NFC, casefold). Returns 503 if the list has never loaded (deny-on-error policy).

AI vision: describe any public image, including visible text (OCR-lite).

Quick ZK Auth v1.0.1 — Semaphore ZK wallet ownership on Base plus USDC balance attestation at snapshot block (not ZK-hidden balance in v1). ERC-8004 bundles with x402 payment binding.

QuokkaPix official browser-agent batch/scenario unlock. Images stay local in the user's browser.

Find verified work and/or personal emails for a LinkedIn profile across multiple data providers (Aleads, Apollo, Nymeria, ContactOut). Optional Hunter.io verification. Returns in <5s.

Normalized income statements. Invalid or unsupported tickers return upstream 400/404; check /api/company/facts/tickers or endpoint-specific /tickers lists before batching.

Retrieves a detailed performance metrics of single vault including APY, TVL, rewards, risk scores, and protocol information based on specified filters.

Decode an EVM signature request (EIP-712 typed data, Permit/Permit2, or ERC-20 approve calldata) into a structured intent: what token, which spender, how much, until when, plus risk_flags and an action_hint. Deterministic, no LLM. Answers an agent's question 'what am I about to sign?'