All projects on Base matching “authority”

Search Bluesky and Hacker News for every query; for a single public tag, also search Mastodon's anonymous tag timeline. Mastodon is not applicable to phrase search. A failure from any source promised for that query returns an uncharged error, never a partial paid result. Successful results include author, text, time, engagement and link. Twitter/X and TikTok are deliberately out of scope because t

Solana / pump.fun token rug screen (OK / CAUTION / AVOID) for $0.01: mint and freeze authority, bonding-curve launch share, creator holdings, top-10 share, liquidity, age, flow, DexScreener paid-boost flag. Pass a mint.

Live X (Twitter) search for agents that cannot read X: q=keyword|$TICKER|from:handle (X search operators ok), limit=1-20 (default 10), lang=en|ko|.., sort=recency|relevancy. Returns posts [{id,url,text,author{handle,name,followers,verified},metrics{likes,reposts,replies,quotes},created_at,lang}] plus signal {top_claim (most-engaged post: the tip/claim), sentiment bullish|bearish|neutral with score

Reddit comment-thread scraper — the comment tree of any Reddit post for AI agents. Pass a post URL and get the post plus its nested comments (depth- and limit-controlled): for each comment the author, body, score, nesting depth, parent id, permalink, OP flag, and timestamp; a truncated flag plus totalComments show when a thread has more than returned. No login, no Reddit API key. Analyze discussio

Convert a public web page into concise, validated Schema.org JSON-LD for agents and automation. Supports 200+ entity types and can produce a useful page-level entity when existing markup is missing or incomplete. $0.01 USDC per successful request on Base. Call /check before paying. Payment authorization settles only after a successful response.

Quick on-chain rug verdict for a Solana mint (RED/AMBER/GREEN + 0-100 risk score with weighted, evidenced flags): mint and freeze authority, Token-2022 risk extensions (permanent delegate, transfer hook, transfer fee, default-frozen, pausable, non-transferable), top-10 holder concentration with pump.fun curve / AMM pools / burn excluded, pump.fun curve status. Compact JSON for bots screening every

Verify a Base transaction by hash: status, block, timestamp and confirmations, with its USDC and ERC-20 Transfers decoded (token, from, to, amount; up to 100 listed, transfers_total gives the full count), any EIP-3009 authorization used, and match flags for an expected payTo and amount, so an x402 payment receipt or PAYMENT-RESPONSE can be checked. Required: hash. $0.002 USDC on Base. Transaction

Solana rug check: is this token safe? Get a token risk score (0-100) and a SAFE / WARN / DANGER verdict for any Solana mint or pump.fun coin. Deterministic on-chain rubric: mint + freeze authority, Token-2022 traps, top-10 holders excl. pools/curve/burn, largest wallet, pump.fun curve. Evidenced flags, provenance, market context, one-liner, page + PNG card. Receipt: operation_id + free status_url;

Hacker News stories: front-page lists (top, new, best, ask, show) or full-text search, each with title, URL, domain, points, comment count, author, time, HN link and text excerpt.

Decide whether an agent-authored PostgreSQL statement complies with an execution policy, using PostgreSQL's own parser rather than pattern matching. Detects statement stacking, data-modifying CTEs, COPY PROGRAM, privilege changes, and dangerous functions that read as ordinary SELECTs. Returns reason codes and an optional short-lived signed permit bound to the exact normalized statement. Never conn

eIDAS qualified electronic timestamp (RFC 3161 .tsr) on a Sellat proof, issued in seconds by an EU qualified trust service provider on the EU trusted list. Legal timestamp with the presumption of accuracy of date and integrity of Art. 41.2 eIDAS, recognised across the EU. Use when the date must hold before a court, authority, regulator or auditor. Call it on the proof_id from POST /proofs.

One paper in full detail by DOI, arXiv id or OpenAlex id: all authors with institutions and ORCID, abstract, venue, open-access links, topics with fields, citation count and citations per year, references count.

Public, account-free preflight for an autonomous x402 payment. Validates the merchant's exact PAYMENT-REQUIRED challenge against the intended request, checks Base USDC payment integrity and public merchant/payTo risk evidence, and returns APPROVED, REVIEW or DENIED with signed proof. It does not grant spending authority: an APPROVED result means the transaction evidence is clear enough to proceed

Decide whether an agent-authored bash command complies with an execution policy, using a real shell tokenizer rather than pattern matching. Catches recursive deletes, force pushes, cluster and infrastructure teardown, raw device writes, path escapes, privilege escalation, and curl-piped-to-shell through pipelines, substitutions, quoting games and base64. Returns reason codes with spans and an opti

Node4All Fortune — deterministic fortune reading derived from the x402 payment authorization nonce. Flagship demo of the Node4All x402 v2 payment flow. Operator: Node4All (https://node4all.com). Currency: USDC on Base.

Full transcript of any YouTube video by video id or URL: captions/subtitles as clean plain text plus timestamped segments, the video's chapter markers, and every caption track it offers so an agent can pick a language and re-fetch. YouTube transcript, video to text, captions extraction, subtitle download, closed captions, speech to text, multilingual, asr and authored tracks. No API key.

Fetch a public web page and return its readable content as JSON: plain text or Markdown (headings, lists, links kept), plus title, description, author, publish date, site name, language and preview image. Ads, menus and scripts are stripped. Failed fetches are not charged.

Fetch any public web page or PDF and return clean Markdown, plus title, description, author, publish date, JSON-LD and outgoing links. Built for LLM agents.

Is this token any good? Grade BASED/MID/COOKED/RADIOACTIVE, 0-100 score, one-liner, roast and reasons from live data: honeypot buy/sell simulation and taxes, owner powers (Base) or mint/freeze authority (Solana), liquidity, volume, buys/sells and pool age across all DEX pools. Body {"tokenAddress":"0x..."} or {"chain":"solana","tokenAddress":"<mint>"}. Synchronous.

Scientific and academic paper search: research papers and scholarly literature from arXiv, PubMed, OpenAlex, Crossref and Semantic Scholar in one call, deduplicated and retraction-aware. Each hit: DOI, authors, venue, snippet, citation count and citations per year, type, open-access PDF link. Sort by relevance, recency, citations or impact. Keyless. For literature review and citing research.

Extract readable content from any URL as clean Markdown. Strips navigation, ads, footers. Returns title, author, date, word count. 15-min cache per URL. Use when an agent needs webpage content as text.

Verify a US freight carrier by DOT or MC number. Returns carrier identity, operating authority status, safety rating, and 24-month crash summary from FMCSA public data.

Celo ERC-20 risk check from live chain state. Returns a single verdict (LOW_RISK/CAUTION/HIGH_RISK, summary, oneLiner, reasons) plus market data (DexScreener/GeckoTerminal). Covers owner/renounced, paused, supply, known stablecoins (USDC, USDT, USAT, USDm), proxies (EIP-1967/1822/OZ/1167) with implementation analysis: verified source, risky selectors, upgrade authority (EOA vs Safe/timelock), forw

Fetch a URL and extract structured metadata from its HTML: title, description, canonical URL, language, favicon URL, RSS/Atom feed links, Open Graph tags (og:title, og:image, og:type, og:description, og:url), Twitter Card tags, and other meta tags (author, keywords, robots). Use this to get Open Graph data, preview cards, or site information without parsing HTML yourself. Send {"url": "https://...

Extract a readable article from supplied HTML, including title, author, language, metadata, clean Markdown, links and tables. Uses Mozilla Readability with a fallback for short pages. No remote fetches or script execution; URLs resolve relative links.

Retrieve a fixed English editorial reference for offset-printing review. It covers job records, material questions, registration and sample checks, process limits, and provenance. The response is reference material, not a production inspection or authorization.

Verify a UK food business's official Food Hygiene Rating (FHRS 0-5) by name, with optional postcode. Returns the rating in text, the inspection/rating date, address, business type, and local authority for each match, from UK Food Standards Agency open data (OGL v3.0). England, Wales and Northern Ireland.

Datoka API: a portable signed commitment to a client-declared API exchange for response handoffs, archived decision inputs and change investigations. 0.002 USDC per receipt; offline verification is free. Keep original bytes locally. Does not prove provider origin or content truth. Retry with the same event, idempotency key and original payment authorization.

Clarity Property Investments: one UK postcode district's buy-to-let figures (entry price, authority yield by property type, growth, crime, demand, schools, housing delivery) as JSON.

Crypto token rug-pull and junk-risk check for Base, Ethereum, BNB Chain, Arbitrum, Polygon, Optimism, Avalanche and Solana. Send a token contract address or Solana mint; get a grade (JUNK, RISKY, CAUTION, CLEAN), a 0-100 risk score and red flags: honeypot, sell tax, mint/freeze authority, owner powers, holder concentration, liquidity, pool age. Not financial advice. Free sample: https://nojunk-tok