Blog
News, release deep-dives, and multi-language guides from the CCXT team — the open-source library connecting 100+ cryptocurrency exchanges.
Stop polling: your trading bot is acting on stale prices
Stop polling. How to stream tickers, order books, trades, and your own orders over WebSockets with CCXT — and what the library does for you under the hood.
Seven mistakes that blow up crypto trading bots (you're probably making #1 right now)
Floating-point money, rate-limit bans, symbol mixups, blind retries — the classic failure modes of trading code, and the library machinery that exists because of them.
We scanned 100 exchanges for arbitrage in 50 lines of code — here's the catch
A working cross-exchange spread scanner with CCXT — and the honest list of reasons most of the spreads it finds aren't free money.
The crypto arbitrage playbook: what still pays in 2026 (and what's a trap)
Cross-exchange, triangular, funding-rate, basis, and statistical arbitrage — how each one actually works, what the real risks are, and which CCXT methods power them.
Market making: the strategy exchanges literally pay you to run
How market makers earn the spread, why inventory is the real enemy, and a minimal quoting loop built on watchOrderBook, postOnly orders, and hard risk limits.
Introducing the CCXT Blog
A new home for release deep-dives, exchange integration guides, and multi-language examples from the team behind CCXT.