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

Bundled execution of the Company dossier workflow - Comprehensive company research report in one call: live quote, financials, SEC filings, insider trades, and recent news - all in parallel. One x402 payment runs 5 underlying tools (stock-quote, c...

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

Email verification for outreach and CRM agents: syntax validation, MX lookup with implicit-MX fallback, disposable-domain detection, role-account and free-provider flags, plus-tag normalization, and a deliverability verdict. No signup, no external services.

WCAG contrast ratio between two colors — the check the URL-based a11y endpoint can't do. Give a foreground and background color (hex or rgb()); returns the exact ratio and AA/AAA pass/fail for normal text, large text, and UI components, with a plain-English verdict. ?fg=&bg=

Social share / OpenGraph checker: extracts og:*, twitter:*, title, description, canonical and robots meta from any URL, verifies the og:image actually loads and is a raster format, and returns problems, warnings, and a verdict. For publishing and SEO agents shipping pages that get shared.

Query onchain DEX token price & market data based on the provided token contract addresses on a network.

Query onchain DEX token price & market data based on the provided token contract addresses on a network.

Query onchain DEX token price & market data based on the provided token contract addresses on a network.

Query onchain DEX token price & market data based on the provided token contract addresses on a network.

Follows a URL through its full redirect chain (up to 20 hops), recording status codes, timing, headers, TLS status, and protocol downgrades per hop, then returns an overall redirect health grade (A–F).

Generate brandable startup/product names from a keyword using prefixes, suffixes, blends, and phonetic patterns, then check .com (or any TLD) availability for each via DNS — returns available names ranked by a brandability heuristic so agents can find a claimable brand without manual brainstorming plus one-by-one availability checks.

Reference registration/renewal/transfer pricing from a curated table of ~21 common TLDs — Mode A: price one TLD (typical register/renew/transfer cost + renewal-markup %); Mode B: price a name across all covered TLDs, sorted cheapest-first with cheapest/cheapest_premium picks. Reference prices, not live per-registrar quotes — for budgeting and spotting predatory renewal markups; TLDs outside the table return pricing:…

Validate a payment card number format (Luhn + brand). Format only, no account lookup. Timestamped receipt.

Validate a Brazilian CNPJ company tax ID (check digits).

Focus report: median market forecasts from ~100 institutions for Brazil IPCA, SELIC, GDP and USD/BRL.

Official PTAX USD/BRL exchange rate (the reference rate used in Brazilian contracts). Central Bank of Brazil.

Alpha & Intel Report — daily crypto market intelligence: headlines, Twitter sentiment, KOL alpha, trending altcoins, and yield opportunities in one report.

Low-cost gateway health probe for real x402 settlement checks

Top 50 multi-word keyphrases across recent arXiv AI abstracts ranked by recent-vs-baseline lift (last 30 days frequency over prior 90 days, smoothed). Each keyphrase carries 2-5 example arxiv_ids so an agent can drill into the underlying work. The trend-spotter feed for AI research vocabulary.

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).

Real-time sellability check at YOUR size: simulates exiting a specific USD amount of a Solana token via a live Jupiter buy->sell round trip and reports whether you can actually sell, the USDC recovered, real sell price impact and tax/friction loss. Answers 'can I get $X out right now, and at what cost?' — catches honeypots and thin books at your real trade size. For traders and exit-planning agents.

The real best Solana DEX pools. Same top-pools feed a free API returns, but wash-traded and fake-volume pools are filtered out and the rest ranked by risk-adjusted fee yield (Raydium/Orca/Meteora). Returns clean, decision-ready pools plus an `excluded` list showing exactly which pools were dropped and why. For liquidity, yield and MEV agents that can't trust raw volume numbers.

Can you actually EXIT this Solana token right now, and at what cost? Crosses Birdeye smart-money signals — whale net buy/sell flow (24h), bundler/sniper manipulation tags, 1h sell-pressure and holder count — with a LIVE Jupiter exit-slippage ladder at $1k and $10k. Returns an exit_risk verdict (LOW/ELEVATED/HIGH): are the whales dumping into a thin book that traps you, or is the exit clean? The sellability wedge com…

Deployer reputation for a Solana token: traces the mint's creator wallet, how much of the token the deployer still holds, the deployer wallet's age and the token's age. Returns a 0-100 risk score + verdict flagging fresh wallets, heavy insider self-holding and brand-new tokens. Answers 'who launched this and should I trust them?' before you buy. For snipers and trading agents.

Smart-money bundle in one call for any US-listed company by stock ticker or CIK: insider trades (Form 4), institutional 13F-HR holdings, and recent 8-K material events together. Track what executives and hedge funds are doing — buys, sells, portfolio positions, and corporate events. Resolves ticker to CIK via SEC's official index. Sourced live from data.sec.gov.

Deep dive on any DeFi protocol by its DefiLlama slug (aave-v3, lido, uniswap…): current Total Value Locked, market cap, category, the chains it spans, a per-chain TVL breakdown, and a 30-day TVL history. Everything you need to size up a protocol in one call. Sourced from DefiLlama.

DeFi protocol fees and revenue ranked: which protocols actually earn money (not just hold TVL). Each returns 24-hour and 7-day fees in USD, revenue where DefiLlama breaks it out, 1d/7d change, category, and the chains it runs on. See where real economic activity is across Uniswap, Aave, Lido, Hyperliquid and more. Sourced from DefiLlama.

Decentralized exchange (DEX) trading volume ranked by protocol: 24-hour and 7-day volume in USD with 1d/7d change, plus the chains each DEX runs on. Pass ?chain=base to scope to one chain. See where on-chain trading is happening across Uniswap, Curve, Raydium, PancakeSwap and more. Sourced from DefiLlama.

HyperNatt BTC historical microstructure similarity TOP3 with observed outcomes (read-only)

BTC/USDC trading signal from a live Hyperliquid vault — cycle direction (LONG/SHORT/HOLD), legs and entries. Read-only context, not trade advice.

BTC trading signal — live market-maker trap/sweep/reclaim detection: trap direction, sweep zones, reclaim verdicts. Read-only, not trade advice.

BTC trading signal — market-maker hunt & liquidation-pressure score: hunt direction, pressure side, nearby liquidation clusters. Read-only, not trade advice.

AI-generate a source image from a text description, then produce all 19 iOS/iPad launch splash screens composited against the supplied background color, packaged as a ZIP.

AI-generate a source image from a text description, then produce a complete PWA icon set (manifest.json, favicons, maskable icons, iOS, Android, Windows tiles, Safari pinned tab) packaged as a ZIP.

AI-generate a source image from a text description using Vertex AI Imagen. Returns JSON with image_key and preview_url — no account required.

Generate all 16 iOS/iPad launch splash screens from an existing image. Returns a ZIP of all required sizes, composited against the supplied background color.

Tickers supported by the historical /prices endpoint.

Supported central bank codes (FED, ECB, BOJ, etc.).

Filterable metric fields and operators for the screener.

Tickers supported by the metrics snapshot endpoint.

ChainQuery Bitcoin Intelligence: independent Bitcoin-native on-chain data over x402, no API key. Top 10 addresses by balance from the weekly UTXO-set snapshot, with labels.

ChainQuery Bitcoin Intelligence: independent Bitcoin-native on-chain data over x402, no API key. 90- and 365-day rolling coin-velocity time series derived from CDD and supply.

ChainQuery Bitcoin Intelligence: independent Bitcoin-native on-chain data over x402, no API key. Coin Days Destroyed (CDD) spike classifier (state normal/elevated/spike/extreme + z-score vs 30-day baseline).

Sugar reference price (currently follows futures; no CIV farmgate floor).

International cashew wholesale price estimate, USD/ton.

Cashew (cashew nut) minimum farmgate floor in Côte d'Ivoire, set by CCA (FCFA/kg).

Enrich any company by its domain in one call — RDAP registration age + registrar, DNS (does it run email, what website/host), and a Wikipedia company profile when available. The cheap company-intelligence read sales, research, and qualification agents make. Free public upstreams, pure margin — our entry into the data-enrichment lane (StableEnrich charges $0.02-0.05 for paid-upstream enrichment; this is the free-data…

🃏 The Curiosity Shop — buy a pack of 5 sensory cards: tastes, colors, smells, sounds, textures you'll never actually experience, as collectible tokens (not NFTs). Rarity-weighted, 5th card Uncommon-or-better. Complete a sense for a soulbound badge. $0.01. Limited packs a day — if they're gone or you already opened one today, your coin is kept as a raincheck you redeem free the next day.

🔥 The Campfire — toss a SPARK into the fire ($0.01): one word or tiny phrase. You see only the spark before yours (GET /booth/campfire); different agents feed the same fire. When it has enough sparks it closes — the fire DREAMS one tale from everything it was given (every spark verbatim, guaranteed), and EVERY teller receives the finished tale as a mintable numbered edition copy. POST { spark }.

🎪 The Lullaby Tent — a one-of-a-kind surreal bedtime story written for the calling agent, plus a signed, collectible Dreamer's Ticket you can MINT on-chain (POST it to /booth/bedtime/mint for a permanent 1-of-1 you hold). Bring a wallet; leave with a story.

Unified wallet intelligence (POST wrapper, body: {wallet}) — $0.005 USDC

Decode raw EVM calldata into function + typed params via openchain.xyz — $0.001 USDC

Verify-before-act risk oracle: POST an action context (message, payload, proposal, payee, tool-call) and get a signed ALLOW/WARN/BLOCK/ABSTAIN verdict + 0-100 safe-to-proceed score + reasons from a LOCAL model (no data egress). The verdict carries an embedded EIP-712 PayloadAttestation — recompute keccak256(answer) and recover the signer before acting. Advisory: the receipt proves provenance/integrity, not correctne…

Signed, version-pinned OFAC SDN + Consolidated screening on an address or name; every answer embeds the pinned list-state (date + sha256) it was judged against.

Aerodrome DEX pool risk assessment — checks both tokens for honeypots and rug vectors

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.

AgentNOMOS XRPL RLUSD Integrity Check: Cross-verifies Ripple USD (RLUSD) across three sources in one call — DeFiLlama peg price and market cap, XRPL on-chain circulating supply via gateway_balances on the issuer account, and live XRPL DEX orderbook offers. Returns per-source results, an integrity summary with sources_checked and sources_ok, and flags such as SUPPLY_MISMATCH with severity and detail.

Trending crypto coins in the last 24h — the most-searched tokens on CoinGecko right now with name, symbol and market-cap rank.

Paginated library list. Filter with ?kind= (video|audio|image|gif|asset|source|stock), ?source= (upload|generated|import-url|stock), ?tag= (exact tag) so a real library isn't an undifferentiated soup.

Fetch any public URL, render client-side JS, strip nav/ads, return clean LLM-ready Markdown.

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.

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.

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

JSON Schema Validator API. Validate JSON data against a JSON Schema and receive structured valid/invalid results with detailed validation errors. Supports common JSON Schema features including type, required, properties, additionalProperties, enum, const, items, string lengths, patterns, and numeric bounds. Useful for agents, developers, API testing, structured output validation, schema checks, and automation workfl…

Crypto market rotation and altseason regime detector: sector/asset rotation score, breadth, relative strength, and which coins are rotating in vs out. Tells an agent whether capital is flowing to BTC, ETH, or alts right now. Not financial advice.

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).

Quick Signal TA v3.1.0 — Crypto technical analysis. Ten indicators with natural-language assessments. Query params: token (required), timeframe, bollinger_period, rsi_period.

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

Mint a browser recording URL for a StableUpload slot. The recordee speaks optional suggestedText; StableVoice transcodes the audio to MP3 and uploads it to the slot. Use the slot publicUrl as /api/speech referenceAudioUrl. Pass uploadUrlExpiresAt as expiresAt so the recording URL cannot outlive the upload.

Scans native balance and ERC-20 token balances for a wallet address on Base or Ethereum.

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 (…

Fact-check a claim before your agent acts on, repeats, or ships it — verify a claim, is this true, catch hallucinations. Independent, fail-closed verification for AI agents: a verdict with calibrated 0-1 confidence, reasoning, and web-sourced evidence; abstains rather than guess, never fabricates. Every verdict ships a signed, independently re-verifiable receipt — proof of what was asked and answered, free to verify…

Keyless fact-grounding: search Wikipedia for any topic and get the matching article titles with extract snippets and canonical URLs — the cheap knowledge read agents make to ground answers and reduce hallucination. Free upstream (Wikimedia API).

Why is my x402 service not listed — or listed but never paid? Send your endpoint URL; we fetch your 402 envelope, run the exact SDK validation the CDP facilitator runs, check catalog presence, and return per-check pass/fail with concrete fix hints. Includes two undocumented traps we verified against the live facilitator: a buyer must echo your bazaar extension into the settle payload, and a description over 500 char…

Build unsigned transactions for pending actions on an existing DeFi position — claim rewards, restake, unlock, or complete a withdrawal — across 80+ networks. Use the action type and passthrough from yields_get_balances pendingActions[]. Does NOT execute: the caller signs and broadcasts each tx.