Estimate batch gas and protocol fee. Units: amounts[] are RAW base units (USDC 6dp: "1500000" = $1.50); totalAmount/fee/totalWithFee are human-decimal strings; suggestedGasLimit is a decimal string.

Returns a JSON array of recent US federal register documents with titles and dates

Chainlink Oracle Price

Returns a JSON object with DNS records for a domain name string via Google DNS-over-HTTPS

Returns a JSON array of trending meme coin liquidity pools on the specified chain

Returns a JSON array of Bluesky social users matching the query with handles and bios

Current gas prices for Base or Ethereum mainnet: legacy gas price, EIP-1559 base fee and suggested priority fee (all gwei), plus the latest block number. Query: chain (base | ethereum, default base). Real-time from public RPC. Use to time on-chain transactions, estimate costs, and monitor fee spikes.

Returns a JSON object with sunrise and sunset times as ISO 8601 strings for given coordinates

Convert a timestamp between IANA timezones. Inputs: from, to (e.g. UTC, America/New_York), time? (ISO8601, default now). Returns input/converted timestamps and UTC offset.

Discover RTP robots. Filter by capability, chain, price, status.

The X1 Agent Registry (ERC-8004 for SVM, which APEX deployed on X1 on 27 Sep 2026), in full: every registered agent with its owner, registration file and the live check of every endpoint it lists (MCP handshake, A2A card, x402 paywall and the networks it accepts, web), whether it can be paid on X1, feedback counts and the registration transaction. Rescanned every 30 minutes; the answer states its age and the count, which is small because the registry is new.

Compliance Swarm score API — return the computed compliance score, component breakdown, and label for one bank from live fleet evidence.

Access to api/v2/addresses. List addresses holding native coins sorted by balance - top accounts

Get fresh headlines about a topic, with source and age. Fresh news search (Google News via Serper): latest headlines with source, date, snippet. Great for crypto/market/current-events agents. Query: ?q=&gl=&hl=

Every image on a page with its resolved URL, alt text and dimensions, plus the social preview image. Body: {url}.

Did that X1 payment actually land? Pass ?sig=<signature> and optionally ?to=<wallet>, ?mint=<token> and ?expect=0.5 to get the payer, how much reached that w...

Check whether an email address is well-formed and its domain can receive mail, before you send. Five DNS checks on an email address, no message sent: syntax, MX presence and hosts, SPF record, DMARC policy, disposable domain, role address. Returns deliverable as NO, RISKY or LIKELY. It does not open an SMTP session and says so: mailbox existence is explicitly not c…

The navigation structure of a site as seen on a page: header, footer and nav zones with their links and labels. Body: {url}.

The document outline of a page: every heading with its level and anchor, in order. Body: {url}.

Official ECB foreign exchange reference rates for about 30 currencies, today or on any past date since 1999, from any base, with amount conversion Official ECB foreign exchange reference rates for about 30 currencies, today or on any past date since 1999, from any base currency, with optional amount conversion. Query: ?base=USD&symbols=EUR,GBP,JPY&date=2024-01-02&amount=250