Citation lookup and reference list for a paper. Given a DOI, arXiv id, OpenAlex id, or PMID, returns its references (the works it cites) and its cited-by list (recent works that cite it), plus full metadata and citation count — for bibliography building and citation lookup. Keyless via OpenAlex and Semantic Scholar.

Latest US stock OHLCV quote from Stooq by ticker symbol.

Full OI report — all assets, all exchanges, 5-min delta

Full supply chain report — shipping rates, BLS PPI, NY Fed GSCPI, AI summary

Decompose an intent into subgoals and map catalog coverage vs gaps

x402-native person discovery for autonomous agents. Given search criteria (title, seniority, company, industry, or location) instead of a known name, returns a list of matching people with title, seniority, department, decision-maker status, LinkedIn URL, and location. Structured JSON. Paid per request via x402.

On-chain intelligence — whale transfers trending tokens DeFi TVL on Base and Ethereum

Account info: join date, base location, verification, username changes. Example: GET /api/jack/about

$0.001/page. Text-compare two PDFs into a unified diff — spot every change between versions. 1¢ x402 min; remainder auto-credits — relaystation.ai/penny

Full-text search over posts across public Telegram channels: find who is talking about a keyword, brand or topic, with extended query syntax. Searches posts from the last 14 days.

Discover ad posts running on Telegram channels: competitor ad intelligence and creative research (where and what was advertised). Searches posts from the last 14 days.

$0.003/page. Extract text from a scanned PDF (Tesseract) — make paper searchable data. 1¢ x402 min; remainder auto-credits — relaystation.ai/penny

Word and brand tracker across public Telegram channels: follow keyword volume over time (by-period) or by channel (by-channels). Searches posts from the last 14 days.

Fetch recent messages from any public Telegram channel or group: monitor news sources, track updates, or feed downstream analysis. Optional `since` filters by date.

Extract structured entities from a Telegram channel's recent posts: links, @mentions, #hashtags, $cashtags, emails, phone numbers and bot commands. Pull contacts, tickers or outbound links at scale. Telegram formatting-level entities, not semantic NER.

LLM sentiment verdict for a Telegram channel, group or topic: sentiment label, score, trend and a short summary. Gauge audience mood before acting.

A single Telegram post with its statistics over time: views, forwards and reactions. Measure how a specific post performed.

Search and discover public Telegram channels, groups and posts by keyword: find sources, communities or content on any topic.

Available Telegram ad networks and their minimum deposits: compare where to run campaigns.

Statistics snapshot for a Telegram channel: subscribers, reach, engagement rate by reach (ERR) and views. A quick health check of any channel.