Trending Farcaster channels ranked by casting activity over 1d, 7d or 30d, with cast counts for all three windows, follower and member counts, and the channel lead. Cached 60 s. Use to spot where attention is moving on Farcaster right now, then pull the feed with fc-channel-feed.

Search FDA medical-device recall / enforcement records (openFDA): recalling firm, classification (Class I/II/III), reason, distribution, and dates. Live FDA data, no key.

Look up US colleges by name via the Dept. of Education College Scorecard: state, out-of-state tuition, overall admission rate, and undergraduate size. Live gov data.

A Farcaster user's recent casts by fid or username, newest first, optionally including replies or limited to one channel. Compact cast shape with reactions, reply count and embed URLs. Use to read what a founder, builder or KOL has been posting, or to build a per-account timeline.

Search US federal election candidates via the FEC: name, party, office (House/Senate/President), state, incumbent/challenger status, and FEC candidate ID. Live gov data.

Combine PNG/JPEG images into a single PDF, one image per page. Body: {"urls":["https://…/1.png","https://…/2.jpg"]}. Returns the PDF as base64.

Fetch one Farcaster cast by hash or warpcast.com / farcaster.xyz URL. Returns the compact cast: author (fid, username, follower count), text, timestamp, channel, parent hash, likes, recasts, reply count, embed URLs. Use to resolve a shared link, verify a quote, or enrich a cast hash from another tool.

Fetch the verified ABI for a contract address from an open verified-contract repository, plus a ready-to-use list of human-readable function signatures with their 4-byte selectors. Covers 8 EVM mainnets. Unverified contracts return a structured {verified:false} miss. Pair with /api/calldata-decode to decode transactions against this ABI.

Search FDA food recall / enforcement records (openFDA): recalling firm, classification, reason (allergen, contamination, etc.), distribution, and dates. Live FDA data, no key.

NHTSA safety recalls for a vehicle by make/model/year: campaign number, affected component, summary, consequence, and remedy. Live gov data, no key.

Fetch an RSS 2.0, Atom, or RSS 1.0 feed URL and parse it into normalized JSON: feed title/description/link plus items (title, link, id, published, author, plain-text summary, categories). Deterministic pure-XML parse with a lenient recovery pass for common malformations (reported in a warnings array). Item count is bounded (default 20, max 50). SSRF-guarded.

Recent FEMA disaster declarations for a US state (openFEMA): title, incident type, declaration type, and date - the federal emergency picture by state, de-duplicated by disaster. Live gov data, no key.

Fetch a site's favicon/logo: reads the page's declared <link rel=icon…> tags (all variants with their sizes and types), deterministically picks the largest declared icon (falling back to /favicon.ico), fetches it, and returns the bytes as a base64 data URI plus the resolved icon URL and content type. Icons over 256KB return the URL and metadata without the inline data URI. SSRF-guarded - private-network hosts are rejected. Sites with no reachable icon return {found:false}.

Every listed perpetual futures market in one call: mark, oracle and mid price, 24-hour change, funding (hourly, 8-hour, annualized), open interest in coins and dollars, 24-hour notional volume and max leverage, sortable by volume, open interest, funding or change. Use it as the one-shot market map before drilling into a single symbol.

Snapshot of every market on ONE builder-deployed perp dex (HIP-3): mark and oracle price, 24h change, hourly funding (plus 8h and annualized), open interest in units and USD, 24h notional volume, impact premium, max leverage, growth mode, isolated-only and margin mode, deployer fee scale, and the dex's collateral token. Coins carry the dex prefix (xyz:TSLA). Sort by volume, openInterest, funding, change or coin; limit caps the list (max 500). Keyless public data.

Fetch a URL and return every response header plus a security analysis: HSTS, CSP, X-Frame-Options, X-Content-Type-Options, Referrer-Policy, Permissions-Policy, COOP/CORP/COEP. Scores 0–100 by presence, flags weak HSTS, and warns on Server/X-Powered-By identity leaks. SSRF-protected.

Details for one Farcaster channel by id (e.g. base) or FIP-2 parent URL: name, description, follower and member counts, public-casting flag, creation date, lead and moderator fids, pinned cast. Use to validate a channel id before pulling its feed, or to size a community.

Extract the dominant colors of an image as a palette of hex values with pixel ratios. Send a public image URL or a base64 image, and optionally how many colors (1-10, default 5). Deterministic bucketed quantization; transparent pixels are ignored.

Time zone conversion, business day calculation, and cron schedule preview - scheduling in one pass. Timezone planner skill pack: one x402 payment runs 3 underlying tools (time-convert, business-days, cron-next); partial-success per step.

Read on-chain state of a Uniswap V3 pool: token0/token1 addresses + decimals, fee tier, current sqrtPriceX96, tick, in-range liquidity, and the decoded human-readable spot price (token1 per token0). One $0.002 call replaces ~6 RPC roundtrips on the caller's side.