All projects on Base

x402 payability check: reachable + well-formed 402 + (Solana) destination-ATA existence

Convert an amount between currencies and get the exchange rate. Converts between 30+ currencies (USD, EUR, GBP, JPY and more) using daily European Central Bank reference rates with cross-rate calculation, returning the converted amount, the rate and the rate date. Fast currency converter and FX rate lookup for pricing, invoicing and reporting (informational use).

Returns matching workflows from 819 agent automation prompts with slug, title, description, and complexity — use it to find a ready-made automation instead of building one from scratch. Search by keyword to locate a Slack-to-Notion sync, an email-to-CRM pipeline, a dev-tool integration, or any pre-built workflow an agent can run directly, ranked by relevance with pagination via limit and offset.

Keyword search over the x402 Bazaar discovery index: the ~8,000 most-used of the daily sweep, whose size is in the free corpus block. Find services by text query with price and usage filters, ranked by unique payers. The Bazaar's own discovery endpoint has no search; this is it. Every match is reachable: count is the full hit count, and offset/limit page all of them. Priced per row: $0.005 for the

One call, many sources: search Hacker News, GitHub, Stack Overflow, and Wikipedia by keyword and get back a unified, ranked result set — titles, URLs, scores/stars, and snippets — across all of them at once. The general research/search read agents make to ground answers, find code, surface discussion, and gather context. No API keys, no per-source accounts, free upstreams. Pass `sources` to narrow

Returns the raw public trade tape of Binance, Coinbase, Kraken, OKX or Bybit for one BASE/QUOTE pair, oldest first, exactly as the exchange reports it — no smoothing, no merging of prints. side is the side of the aggressor: reported directly by Kraken, OKX and Bybit, derived from the maker flag at Binance, and inverted from the maker side at Coinbase; side_source names which case applies. Where an

Find the best DeFi yields across 500+ protocols and all major chains: filter by token (USDC, ETH...), chain, protocol, stablecoin-only and minimum TVL; returns APY (base + reward), 30-day mean APY, 7-day change, TVL, impermanent-loss risk and outlook. Sort by APY or TVL.

URL safety preflight: screen a link before an agent opens it — syntax, host/IP, patterns, redirects, optional threat intelligence.

Funding rates for perpetual futures (perp funding) of one coin across 8 exchanges: Bybit, Hyperliquid, dYdX, Gate, Kraken, Bitfinex, Deribit, OKX. Per venue the current funding rate, interval, 8h rate, APR, next funding time, mark and index; predicted funding incl. Binance and Bybit (via Hyperliquid); the last 24 hourly prints with avg/min/max/% positive. Perpetual swap funding for BTC, ETH, SOL a

Check whether a Base transaction settled x402 payments (USDC transferWithAuthorization, EIP-3009): for each, the payer, the payTo address, the amount in USDC, the authorization nonce, the facilitator that sent it, and the seller behind the payTo address from Bazaar listings (origins and 30-day payers).

Lab quote: a filter query (+must -exclude "topic" (a OR b) wild* year:a..b) in; matching paper volume by year and research community, and a binding price per deliverable out.

Is this company or domain legit? Business and domain verification (KYB) for vendor screening, supplier checks and scam or fraud review: domain age and registrar from RDAP, DNS (A/MX/NS), email security (SPF/DMARC) and HTTPS. Returns a verdict and a 0-100 trust score with evidence URLs, and flags newly registered or thin-infrastructure domains, a common scam signal. Use it before your agent pays an

Latest direction+magnitude scorings for Polymarket events. Each row scores one (headline, market) pair with a direction (up/down/none), confidence (0-1), signed magnitude in points, composite tier (SKIP/WATCH/TRADE), and current market price.

Maximum-safe LTV for collateralized agent loans. Computed from (cv + λ·j²)-derived variance over loan horizon + 6-mode regime cap. Lender-specifiable max_default_prob. Returns binding constraint (math vs regime_cap) so agents can see WHY the cap is what it is. Same calibrator as Agent-SOFR rate endpoint.

SECONDED checks EVM transactions, permits, tokens, agent registrations and suspicious messages before you sign or act. Two rival-lab models must agree; NOT VERIFIED means pause or ask a human. Choose a product and submit its exact input. A paid answer is a signed check, not a guarantee.

One MOEX shares-market ticker from MOEX ISS (main board TQBR when listed): price (last trade, or previous close before the session's first trade), change/change_pct vs previous close, open/high/low, bid/offer, volume, value_rub, market cap, trading status. Data is delayed ~15 minutes (delayed: true). Unknown ticker -> 404 (not settled).

x402 Bazaar Demand Snapshot (Oct 2026): 3,003 paid endpoints ranked by real payers. Demand-ranked dataset of the Coinbase CDP x402 Bazaar: the 3,003 of 93,116 listed resources with 5 or more First approved purchase: 0.01 USDC total where maker terms permit; later 3 USDC plus tax. Stored ZIP download. Commercial use; no redistribution or resale of the bundle. Verified by Speedbot for this version.

Ask a live crypto, stock, or macro analyst desk any market question — social sentiment, dominant narrative, Polymarket & Kalshi prediction-market odds, sentiment-vs-price divergence, whale positioning and funding context — answered fresh in 10-180s. ?q= free-form and/or ?asset=BTC. A live specialist desk at generic-AI-research prices. No charge if the desk fails to answer. Descriptive research, no

Research brief for one crypto pair in a fixed JSON schema (brief-1.0): Kronos lean and 80% range, 48h news tone, realized volatility, 1-day VaR and expected shortfall, max drawdown, correlation to BTC, a news/forecast conflict flag and a short guarded rationale. Works for scheduled and on-demand pairs. Errors are never charged. Informational, not financial advice.

Finds personally identifiable information (names, addresses, emails, phone numbers, credit card and bank numbers, SSNs, passwords, IP addresses and more) in English or Spanish text with Amazon Comprehend. Returns each entity's type, offsets and score, and the text with each one replaced by [TYPE].

Use before paying any x402 endpoint, so you don't pay a dead or mispriced one: checks it is alive, correctly payment-gated, its price/network/asset, latency, and whether it fits your max_price_usd. Sends one unpaid request, never pays. ~9% of paid listings we scanned were dead. Errors (never charged): 400 bad input, 422 source could not be fetched or parsed, 429 rate limited (30/min), 502 upstream

Inspect a non-negative integer's bit structure: bit length, set-bit count (population count), trailing-zero count, power-of-two test, and hex/binary representations. An optional width zero-pads the binary form.

For one DailyMed SET ID: the current label version and date, its products with active ingredients and package descriptions, its marketed NDC codes, and the full revision history.

Live SEC Form 4 insider trades filed in the last 24 hours — real-time buy/sell transactions by corporate officers, directors, and 10% owners, parsed directly from EDGAR filings within minutes of publication. Each record includes ticker, company, insider name and role, trade type code, shares, price, total dollar value, and post-trade holdings. Returns JSON.

Hotel details & rates — one hotel's full profile by property token: address, phone, per-booking-site nightly & total rates, rooms, amenities & review breakdown as clean JSON.

Compute the molar mass (g/mol) of a chemical formula. Supports nested parentheses and brackets, element multipliers, and hydrate dot notation with coefficients (e.g. "Ca(OH)2", "CuSO4·5H2O", "K4[Fe(CN)6]"). Returns the total mass and the per-element composition with mass fraction percentages.

Compute a SHA-256 hex digest of a text payload. Cryptographic hash / checksum helper. Not an attestation.

Multi-platform tokenized-equity premium/discount intelligence for AI trading agents — 24/7 on-chain tokenized stocks (xStocks NVDAx, Ondo Global Markets NVDAon, Dinari dShares where readable) vs the underlying share: premium/discount in bps per platform, cross-platform spread when 2+ platforms trade the same name, US session state, on-chain liquidity, and a mean-reversion read. Loud about platform

Company enrichment and KYB data for due diligence by domain: verify a counterparty, supplier or vendor before outreach, onboarding or payment. Returns firmographics (legal name, LEI, SEC CIK, industry, HQ, founded, employees), domain intelligence (age, email provider, SPF/DMARC), public role emails, socials, plus OFAC SDN and EU sanctions screening. Source-cited; unknowns null. Company data only,

Audits a website for AI agent and AI crawler readiness from caller-supplied inputs: robots.txt, HTML, headers, llms.txt, sitemap lastmod, /.well-known. Names the policy per AI token (GPTBot, OAI-SearchBot, ChatGPT-User, ClaudeBot, Claude-SearchBot, Claude-User, PerplexityBot, Perplexity-User, Google-Extended, Gemini-User, KagiBot, Kagi-User, Applebot-Extended, Bytespider, CCBot, Amazonbot, meta-ex