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The exchange rejected an order: insufficient balance or margin How do I get an OKX key?Grid or martingale: which should I pick?How is the platform fee worked out?

01

Quick start

From sign-in to your first running bot, in four filmsAll films ›

1Sign inEmail or wallet; nothing to install. 1:33 2Connect an exchange keyOKX or Binance, trade-only, IP-bound. 1:57 3Pick a planPay in USDT or USDC; start on Free. 1:38 4Launch your first botPick a strategy, backtest, run live. 2:04

02

Features

Every part of A9, what it does and how to use it

BotsRun, pause, edit and read a bot.StrategiesThe catalog, backtests and auto-tune.FlywheelDual Investment on autopilot.Profit analysisCurve, calendar, by symbol and bot.Exchange keysAdd, verify and rotate keys.Payments & planPlatform fee, plans, checkout.A9 tokenHold, and the tiers it unlocks.Team & invitesInvite, commission, levels.

03

Knowledge

The ideas behind the bots, in plain wordsAll articles ›

FeaturedWhat is a tokenized stock?A token that follows a US share's price and trades around the clock against USDT. What you get, what you don't, and the differences that matter when a bot trades one.4 min · Markets

What A9 is, and isn'tProducts4 min API keys, explainedProducts5 min How a grid bot makes moneyStrategies5 min Drawdown, APR and why both matterRisk & metrics4 min Position sizing: what one bot can commitRisk & metrics5 min

04

FAQ

Errors first, then everything elseAll questions ›

ErrorThe exchange rejected an order: insufficient balance or margin Error"Invalid key" or "IP not allowed" when I verify my key ErrorA9 asks me to switch to one-way mode ErrorOKX rejects every order on a stock ErrorBinance rejects orders on a stock perpetual Error"Order size must be between 0 and … USDT" or "over the live ceiling"Error"Rejects orders under … USDT": the order size is below the exchange minimum Error"Does not list this symbol" or "is a tokenized stock" when I launch Error"This account already holds…" or "already has resting orders" when I launch Error"Already trading this symbol on key slot…": can two bots share a coin?Error"Must be between … and …" or "These settings could not be run"Error"The bot controller is not reachable" or "already being started, stopped or edited"KeysHow do I get an OKX key?KeysHow do I add a Binance key? Why Ed25519?KeysWhat does Re-check look at, and what can't it see?

Still stuck?A person answers in the app, usually within an hour.