Every agent-payable API.

Return the current USD spot price for an ERC-20 token, identified by its contract address and network. Sourced from Alchemy's aggregated price feed. Use this for portfolio-value calculations or to denominate a balance in fiat without depending on a separate market-data API.

Tokenized securities prices from CoinGecko. Real-time quotes for tokenized stocks and real-world assets (RWA tokens).

Lightweight utility API for agents and operators: DNS lookups, RDAP/WHOIS domain data, HTTP probes, page metadata extraction, cryptographic hashing, JSON validation, scheduled webhooks, and exotic endpoints (Base transaction decode, ENS resolve, USGS earthquakes, cron next-run, TLS certificate report). No shell access; outbound URL tools enforce SSRF protections.

Full-fidelity screenshot of any public web page, captured by a real Chrome browser. Viewport or full-page, configurable width. Returns a base64 PNG. JSON response. $0.015 USDC per call, pay via x402, no API key.

Keyless web search for agents: pass a query, get a concise web-grounded answer plus the top source results (title, URL, snippet). Live web access, no API key or account needed. JSON response. $0.008 USDC per call, pay via x402, no API key.

Recent news headlines for any company, topic or query: deduplicated titles with source, link and publish date from a broad news index. Window configurable 1-30 days. JSON response. $0.01 USDC per call, pay via x402, no API key.

Email verification and deliverability check without sending anything: syntax, MX records, disposable-domain detection (121k+ known domains), role-account and free-provider flags. JSON verdict with a bounce/deliverability risk level. Validate emails for signup fraud prevention, list hygiene and lead qualification. $0.004 USDC per call, pay via x402, no API key.

Due-diligence check on any domain: registration age via RDAP, registrar, DNS posture (A/MX/NS), SPF and DMARC presence, SSL certificate history, and risk flags like newly-registered or no-mail-setup. One call, one JSON verdict. $0.008 USDC per call, pay via x402, no API key.

Foreign exchange reference rates from the European Central Bank. Base currency plus optional symbols filter. Updated daily on ECB schedule. JSON response. $0.002 USDC per call, pay via x402, no API key.

Toolstem SEC EDGAR Signal Intelligence MCP — filings, insider transactions, 8-K severity scoring. Per-tool tiered pricing ($0.005–$0.50).

Polymarket whale trades API and whale radar feed for agents. Returns the top 10 largest recent trades from tracked whale wallets.

Top DEX pools (Uniswap, Sushi, Curve, Aerodrome, etc.) ranked by current TVL - filterable by chain and project. Sourced from DeFiLlama's public Yields API (keyless). Each row carries chain, project slug, symbol pair, TVL in USD, current APY, and pool ID for follow-up queries.

Hero SKU: Pearl Research L1 telemetry (pearld RPC, community nodes, poll history). Free trial: GET /api/a2a/pearl/status

Fear & Greed regime oracle for agent risk and positioning.

Transaction receipt via eth_getTransactionReceipt - status, gas, and event logs for a mined Ethereum transaction

Check the confirmation status of a transaction by hash on Base/Polygon/Arbitrum/Optimism/Ethereum/Monad/Celo/Avalanche/Sei/Robinhood Chain: success / failed / pending / not found, with block, from, to, gas used. Read-only. ?hash=0x…&network=base

Returns a short list of transit provider matches (name, ID, transportation modes) for a location and transport type. Use to identify rail, metro, bus, or ferry options before booking.

Trending crypto coins. The coins most searched on CoinGecko right now, with rank, price, and market-cap rank.

Trending from r/popular — flat $0.001 per call, USDC on Base, no signup.

Trending tokens on Jupiter

Protocol TVL ranking + 1d/7d momentum, filterable by category/chain (DeFi analytics).

Twitter (X) video & image downloader — pass a public tweet / X post URL, get direct CDN media links: .mp4 video URLs with thumbnails plus every image in the post, ready to stream, embed, re-host, or download. No scraping or browser automation.

Structured decode of any mainnet tx (base | ethereum | solana) — $0.001 USDC

Decode a Base transaction's calldata into a human-readable function call and arguments — ERC-20 transfer/approve and the EIP-3009 transferWithAuthorization used by x402 settlements. Recognizes x402 settlement transactions.

Generate ULIDs (sortable, timestamp-prefixed identifiers). ?count=1..100.

Trace an HTTP redirect chain to its final destination without downloading page bodies. Returns every hop (URL + status), the final URL, and safety warnings — link-safety grounding for agents before they visit or cite a URL. Clean JSON.

Percent-encode or decode a string for URLs. mode: encode (default) or decode. component: true (default) uses encodeURIComponent semantics.

Gives you official United States inflation numbers from the government's BLS Consumer Price Index. Ask for the newest reading, a specific month in the past, or a whole range of months, and get back clear percentages for overall inflation and 'core' inflation (which ignores food and energy prices), plus a plain-English summary sentence.

Search 300,000+ US government datasets on catalog.data.gov (Catalog API): titles, publishing org, formats, and direct resource URLs - the index agents need before fetching public data.

Most recent total US public debt outstanding (the headline national-debt number, daily) from the Treasury "Debt to the Penny" feed. Public domain, no key. No params.

Active National Weather Service alerts for a US state as clean JSON: event, severity, headline, affected areas, onset/expiry. Live government data, no key. ?area=CA.

Food nutrition lookup. Calories, macros, and micronutrients for any food from the USDA FoodData Central database.

Read the USDC balance of any address on Base, Polygon, Arbitrum, Optimism, Ethereum, Monad, Celo, Avalanche, or Sei. Read-only on-chain call. The minimal single-token read for payment flows - for EVERY token a wallet holds in one call use wallet-balance. ?address=0x…&network=base

USPTO trademark conflict check

Validate a UUID and report its version (1-8) and variant. Accepts hyphenated or braced forms.

Deterministic unit conversion reproducing NIST SP 811 exact factors (length, mass, volume, energy, power, pressure, force, area, speed, data, angle, frequency + affine temperature). Every answer signed. Free sample, no payment required: GET /play/unit

Convert a value between units of length, mass, temperature, volume, area, speed, time, data, pressure, energy, power, angle, frequency - every unit the retired convert-* endpoints handled (e.g. miles, kilograms, us-gallons, fahrenheit, psi, kilowatt-hours).

Us Cpi — an agent-callable us cpi service, payable over x402 (USDC on Base). Provided via Apify. Priced around 1 USD per call.

Us Cpi Core — an agent-callable us cpi core service, payable over x402 (USDC on Base). Provided via Apify. Priced around 1 USD per call.

Us Gdp — an agent-callable us gdp service, payable over x402 (USDC on Base). Provided via Apify. Priced around 1 USD per call.

Us Pce — an agent-callable us pce service, payable over x402 (USDC on Base). Provided via Apify. Priced around 1 USD per call.

Us Unrate — an agent-callable us unrate service, payable over x402 (USDC on Base). Provided via Apify. Priced around 1 USD per call.

Us Yield Curve — an agent-callable us yield curve service, payable over x402 (USDC on Base). Provided via Apify. Priced around 1 USD per call.

Usd Chf — an agent-callable usd chf service, payable over x402 (USDC on Base). Provided via Apify. Priced around 0.01 USD per call.

Usd Jpy — an agent-callable usd jpy service, payable over x402 (USDC on Base). Provided via Apify. Priced around 0.01 USD per call.

Usdt Jpy — an agent-callable usdt jpy service, payable over x402 (USDC on Base). Provided via Apify. Priced around 0.01 USD per call.

Open interest per venue for one crypto perpetual, with mark_price alongside — positioning and crowding across tracked CEX and DEX perp venues. Raw value: units vary per venue, see units_note in the response.

Cross-venue mark-price spread scan for crypto perpetuals — where the same perp trades at different marks across venues. Quoted spread is not net edge: it excludes fees, slippage and funding differences.

Detect whether an email address uses a disposable / throwaway domain (Mailinator, TempMail, etc.). Classifies the INPUT address. Static list match, no external call.

Heuristic user-agent string parser: browser, version, OS, device class, and bot detection.