Hojun Lee

Tracks live BTC/ETH/SOL options on Deribit (largest crypto options exchange). Implied volatility (IV) surface by expiry, put/call ratio, max pain price, top OI strikes, funding vs spot. No API key. Perfect for options traders. $0.005/run.

Get stock options expiration dates, weekly/monthly/quarterly OPEX events, and per-ticker max pain price with put/call ratio. No API key needed — uses Yahoo Finance.

Calculate options max pain price for stocks and ETFs to identify likely expiration targets

Download any PDF and chunk into semantically coherent segments ready for embedding/RAG. Configurable chunk size + overlap. Returns one row per chunk with page, char count, token estimate. Feed directly into OpenAI text-embedding-3 / Voyage / Cohere. $0.005 per PDF + $0.0002 per chunk.

Pendle yield tokenization markets: fixed APY (PT), implied APY, underlying real yield, YT floating APY, PT discount, liquidity, and APY divergence signal (yt_underpriced/overpriced/fairly_priced). No API key. $0.002/market.

Find stocks where politicians AND institutional investors are buying simultaneously. Combines congressional trading disclosures (STOCK Act) with SEC 13F institutional holdings. Detects convergence signals — tickers with both politician buys and 13F position increases. No API key required.

Tracks top Polymarket prediction markets: outcome probabilities, 24h volume, liquidity, and end dates. Filter by category. No API key. $0.005/run.

Extract text, speaker notes, and slide structure from PowerPoint (.pptx) files at any URL — including Google Drive and Dropbox links. Batch up to 50 files. Perfect for LLM/RAG pipelines. No API key. $0.02/file + $0.001/slide.

Track Product Hunt daily launches and trending products. Filter by category, date, or minimum votes. Returns product name, tagline, vote count, comment count, maker info, launch date, website, and direct Product Hunt link. No API key required.

Search PubMed for medical research papers by drug name, disease, or keyword. Returns title, abstract, authors, journal, publication date, and MeSH terms. Track clinical research, drug efficacy studies, and medical literature trends using the free NCBI E-utilities API. No API key required.

Search PubMed medical literature via NCBI E-utilities API (no API key required). Filter by date range, article type (Clinical Trial, Review, Meta-Analysis), and keywords. Returns title, abstract, authors, journal, DOI, MeSH terms, and open-access status. Ideal for drug and disease research.

Track and compare PyPI package download statistics including daily, weekly, and monthly counts. Fetch metadata from PyPI JSON API and system breakdowns by OS and Python version. Compare multiple packages side-by-side ranked by downloads. No API key required.

Analyze PyPI Python packages: download stats (day/week/month), release history, maintainers, dependencies, classifiers, and vulnerability scan via OSV.dev. Supports bulk analysis of package lists. No API key required.

Analyzes Reddit crypto communities for sentiment, trending tokens, and discussion signals

Track Reddit posts from subreddits or search by keyword. Filter by sort (hot/new/top/rising), time period, minimum score, and flair. Returns title, score, upvote ratio, comment count, author, awards, URL, and post content. No API key required.

Aggregate remote job listings from Remotive.io and We Work Remotely. Filter by category, keyword, company, or job type. Returns job title, company, location, salary, skills, and apply link. Combined search across top remote job boards. No API key.

Parse any RSS or Atom feed into clean JSON. Supports news sites, blogs, podcasts, YouTube channels, Reddit, GitHub releases. Batch up to 100 feeds per run. $0.001/feed + $0.0005/item.

Track 175+ tokenized real-world asset protocols: BlackRock BUIDL, Ondo, Centrifuge, Paxos Gold, and more. TVL, daily/weekly changes, chain breakdown by subcategory (treasury, gold, credit, real estate). Free API. $0.002/protocol.

Parse SEC 13F quarterly filings for any institutional fund. Extracts holdings and computes quarter-over-quarter changes: new positions, increased, decreased, closed. No API key required.

Live SEC EDGAR latest filings feed: 10-K/10-Q/8-K/S-1/20-F/13F-HR/DEF-14A/424B5 and more. Filter by form type, CIK, or company name. Returns filer, CIK, role, filed date, accession #, document URL and size. Compliant SEC User-Agent. No API key.

Track corporate insider stock trades (Form 4 filings) from SEC EDGAR. Monitor executive and director buy/sell activity for any US public company. No API key required.

Given a domain, finds sitemap.xml / sitemap_index.xml (also via robots.txt), recursively expands sitemap indexes, returns one row per discovered URL with lastmod / changefreq / priority. SEO audits, crawl-target prep, content cataloging. $0.0001/URL + $0.01 site fee.

Tracks Solana liquid staking tokens (LSTs): APY, TVL, 30-day trends. Covers jitoSOL, mSOL, BNSOL, JUPSOL, DSOL, DZSOL and more. No API key. $0.005/run.

Real-time Solana network metrics: TPS (real vs vote), epoch progress, SOL supply/circulating, validator count, Nakamoto coefficient, price. Uses Solana public RPC + CoinGecko. No API key. $0.005/run.