Explore APIs

Search scholarly papers (OpenAlex index of 250M+ works). Returns up to 25 results with title, authors, year, venue, DOI, citation count, open-access PDF link, abstract (reconstructed from OpenAlex's inverted index; may be null when the publisher withholds it) and OpenAlex id. Optional from_year / to_year / open_access_only filters. Data: OpenAlex (CC0, openalex.org) with Crossref REST (crossref.or

Return the page title and meta description only.

Read any public web page as clean Markdown for LLMs: main content only (no nav, ads, scripts), absolute links, title/description/lang metadata. Respects robots.txt; only successful reads are charged.

Page to JSON: scrape and extract any public web page URL into clean structured data JSON. Web scraper / HTML-to-JSON extractor / readability parser for AI agents and LLMs: returns title, author, site name, published date, main article text (plain text), word count, up to 200 links and an optional short summary. Web scraping, content extraction, metadata extraction, article parsing, crawl, RAG inge

Search the TrustLink verified XRPL link registry (up to 10 ranked matches with verification receipts).

FDA food/drug/device recall enforcement search (query: product, firm, classification, productType, status, dateFrom, dateTo, limit 1-50, skip). Bad input 400, no matches 404, upstream error 502; none are charged. Not for clinical use.

Search US Federal Register documents (rules, proposed rules, notices, presidential documents) by keyword, JSON, ≤25 rows, no API key. Unofficial; verify at source.

TenderPing search: UK public procurement and education supplier opportunity triage. Search a bounded recent feed from Find a Tender or Contracts Finder, retrieve records, or assess four explained SME criteria. Not comprehensive.

Swellmeter Trending: Google trending searches for 30 countries, with the history the feed drops.

Swellmeter Trending: Google trending searches for 30 countries, with the history the feed drops.

Short cited research answer for a query

SERP-Extract Real-Time Search & Citation Grounding Node: Extracts live web search rankings, snippets, and grounding citations for autonomous agents.

Use when you need how search interest in a topic changes over time or by region, or which related queries are rising. Returns weekly/daily interest (0-100), per-region interest and top/rising related queries from Google Trends. $0.01 per successful call; errors are not charged.

Fetches web pages that return 403 Forbidden or HTTP 402 Payment Required. Handles Cloudflare bot protection and TollBit paywalls. Returns page content with receipt.

Clean web content extraction — any URL to markdown + text + metadata

Fetch a public web page and return its title, description, clean Markdown (scripts, styles, nav chrome removed) and the list of links. No model call, deterministic.

Search the web with AI-oriented result extraction.

Use this when you need a fast cited answer, not deep research: one live web search, relevance-ranked sources, snippet-level digest with 3-6 cited key points in seconds. No API key, no signup — x402 per-call payment only. For full-page depth use the $0.05 Research Brief on the same origin.

Use when you need the public npm registry card for a package (scoped or unscoped): returns description, homepage, bugs URL, repository, license, keywords, maintainers as names only (emails stripped), number of versions, latest dist-tag version, created/modified times, and last-week download count from the official downloads API. Private packages are not supported.

Fetch a public web page and return its title, description, clean Markdown (scripts, styles, nav chrome removed) and the list of links. No model call, deterministic.

Fetch one public web page now and return clean markdown (or plain text) of the main content plus title, description, author, published time, canonical, language and sha256. Charged only on success.

URL health check, $0.001 USDC per call: Is a URL up? Live GET from Cloudflare's edge: final HTTP status, every redirect hop with status and latency, total ms, content-type/length, server, TLS, and if it answers 402 the decoded x402 payment terms (version, network, amount, payTo, bazaar). Unreachable host is still a delivered verdict (up:false). No params = runs the example input.

Experimental AI search snippet summary with citations. 0.05 real USDC on Base.

WhiteMagic hosted recall — agent memory for cross-session continuity: read-only hybrid search (BM25 + vector + associative) over a curated public corpus, providing durable context from prior sessions and the public knowledge store. Keyless discovery (initialize/tools/list) is free; free evaluation keys and a daily no-key trial are available. Paid requests activate session leases. The returned sess

A2A Indirect Prompt-Injection & Jailbreak Firewall (/v1/prompt-guard) — Scans untrusted web pages, emails, MCP responses, or A2A payloads for hidden prompt injections and returns sanitized text. (https://mcp-security.agentdiet.dev/v1/prompt-guard)

Browse recent predictions ordered by most recent first. Filter with ?symbol=btc_usdt, ?status=audited|auditing|pending, ?days=30, ?limit=100 (max 1000, max 20 with ?detail=1). Use ?detail=1 to include full pred_candles arrays (default: stripped — use /decision/:id for single full detail). Response includes total count for pagination.

Decision procedure for individual agent micro-payments: when to auto-pay, deliberate, defer, or escalate a single x402/MPP payment request. Uses amount vs standing-policy cap, merchant trust score, remaining budget, and quote freshness. Returns numbered decision steps, exit criteria, and failure modes.

Ranked Indonesian news briefing: deduped articles, keyword trends and top sources for a topic.

GhostKey delegation session (ghostkey_session_create): mint a short-lived, origin-scoped browser delegation session. Actions inside a minted session are unmetered.

Search current Grants.gov opportunities with normalized deadlines, days remaining, agency, status, assistance listing numbers, and official source links.