Utilities

Recommended Bitcoin transaction fee rates in sat/vB (fastest, half-hour, hour, economy, minimum) from mempool.space, computed from the live mempool. Optional ?include=di…

Inspect, analyze or transform a public HTTPS image: metadata, resize, crop, rotate, con…

Pocket Network

Inspect, analyze or transform a public HTTPS image: metadata, resize, crop, rotate, convert, compress, color and filter adjustments, masks, composition, text annotation…

Locus public pay-per-use API

Crypto funding-rate extremes screener: scans all 17 perpetual futures markets (BTC/ETH/SOL/BNB/XRP/DOGE/ADA/AVAX/LINK/DOT/LTC/TRX/BCH/ATOM/NEAR/APT/HYPE). Uses z-score (…

Current USD/KRW foreign exchange rate

Extract still frames from any video as JPEG, WebP or PNG: sample many for a vision model, or grab one frame at a given timestamp (a thumbnail/poster/screenshot). Modes:…

Pre-registered overnight continuation read for the Robinhood-tradable crypto universe: the top-5 session-momentum coins into the 20:00 UTC signal, the BTC 200-day regime…

Net Transfer Volume from/to Exchanges — The net flow of coins into and out of exchanges, computed as the difference between volume flowing into exchanges and volume flow…

Use this to rank covered markets where Quotient's probability differs from a verified live venue quote. The endpoint batches live reads, then applies the odds band, spre…

TradFi macro context for crypto traders and agents: VIX (fear gauge), DXY (US Dollar Index), US 10-Year yield, S&P 500 (SPX), and gold. Sourced from stooq.com and Yahoo…

The catalog of Hyperliquid prediction-market outcomes and their metadata.

Cross-asset short-horizon movement and dispersion regime from independently validated 24-hour price changes. Purpose: Classify observed cross-asset movement intensity wi…

Historical token price time series by ticker symbol, CoinGecko id, or chain:address (BTC, ETH, SOL, or base:0x…): a dated array of prices for up to 20 coins, with select…

OpenWeb Ninja JSearch — Google for Jobs aggregate: title, employer, city/state/country,…

Vaaya

OpenWeb Ninja JSearch — Google for Jobs aggregate: title, employer, city/state/country, remote flag, salary when published, apply link, description, posted-at timestamp.…

Latest financial news headlines for a US stock from the past 7 days — up to 10 articles…

TickersFeed

Latest financial news headlines for a US stock from the past 7 days — up to 10 articles with headline, summary, source, URL, and publish timestamp as JSON. Use for: stoc…

Crypto Fear & Greed Index: alternative.me score (0-100) plus Kronos-owned context (BTC funding sentiment, OI 1h trend, 24h price momentum). Not a pure proxy — adds propr…

Search for DEX tokens by keyword (name, symbol, or contract address).

Live perpetual-futures funding rates for BTC, ETH, SOL and XRP. Purpose: Give market-neutral and basis-trade agents a fresh, multi-venue funding-rate reading without pol…

Latest Base block: number, timestamp and hash. The cheapest call on the service — useful as a liveness and connectivity check.

Crypto news that moves markets, already triaged: each six-hour window Messy Virgo dedup…

Messy Virgo

Crypto news that moves markets, already triaged: each six-hour window Messy Virgo dedupes the headlines, keeps the items that matter, scores their market impact and adds…

Get real-time cryptocurrency price data for any token

Speech audio generator: reads any block of text aloud and returns the result as a downloadable WAV file, selectable across ten built-in voice presets. Pay-per-call with…

Crypto market-wide derivatives snapshot: funding rate, open interest, mark price, and 24h volume for all 17 perpetual futures markets (BTC/ETH/SOL/BNB/XRP/DOGE/ADA/AVAX/…

Base network real-time gas price oracle

Vibe Springs

Base network real-time gas price oracle. Returns block base fee, current gas price in GWEI, and network block details.