Binance API connection guides: from a failed connection to a useful next step
Guides for before, during and after connecting a tool. Each includes official references and a clear path forward.
No matching guides. Try API, IP, permissions or revoke.
BINANCEHow to register on BinancePrices, portfolios or trades: do you need an API key?
Decide whether a task needs account access before connecting a third-party tool.
Read the guide ↗02 · Choosing API permissionsRead, trade and withdraw: what does each permission allow?
Compare a portfolio dashboard with a trading tool to understand access boundaries.
Read the guide ↗03 · Creating and configuring API keysConnecting a tool to the Binance API: four checks before you create the key
Check who and what the tool connects to, the key type and access it needs, what to record without secrets, and how you will revoke the key.
Read the guide ↗04 · Fixing API connection errorsAPI connection failed: checking -2015, -1021, -1022 and 429
Separate access, time, signature and rate-limit problems without blindly widening permissions.
Read the guide ↗05 · Removing access after leaving a toolLeaving a trading tool: what to check after uninstalling
Separate uninstalling, revoking API access and checking remaining platform state.
Read the guide ↗02 · Choosing API permissionsWhat data does a read-only connection leave behind?
Map portfolio data, cached copies and deletion requests separately from revoking the API credential.
Read the guide ↗05 · Rotating and revoking API keysPlanned key rotation or immediate revocation?
Choose the right sequence for maintenance or suspected exposure, then verify the new read path and retire old credentials.
Read the guide ↗04 · Fixing API connection errorsDiagnosing -1021 and -1022 without exposing credentials
Separate request timing from signature construction and collect useful evidence for the tool maintainer.
Read the guide ↗04 · Fixing API connection errorsPause on 429: coordinating retries behind a shared IP
Review manual refreshes, background synchronization and shared outbound capacity before retrying a read request.
Read the guide ↗03 · Creating and configuring API keysTestnet shows different balances: check the environment first
Separate Spot Testnet, production account data and a tool’s local simulation before interpreting its balance display.
Read the guide ↗02 · Choosing API permissionsWhich IP belongs on a cloud tool’s allowlist?
Trace the actual outbound connection before changing IP restrictions for a cloud portfolio tool.
Read the guide ↗03 · Creating and configuring API keysHMAC, RSA or Ed25519: check tool compatibility first
Separate algorithm choice, credential handling and migration support before creating a new connection.
Read the guide ↗02 · Choosing API permissionsBinance sub-account API keys: what can a connected tool touch?
A sub-account fences off a balance and cannot withdraw, yet a tool with trading access can still move everything inside it. Where the key is created, who can edit it, IP binding and the order for shutting it down.
Read the guide ↗04 · Fixing API connection errorsBinance user data stream disconnected: 24-hour limit, missed pong or retired listenKey?
Order status and balances stopped updating in your tool? Tell apart the four causes in Binance’s spot docs: the 24-hour connection cap, a missed pong, an ended subscription, or a tool still on the listenKey endpoints retired on 2026-02-20.
Read the guide ↗02 · Choosing API permissionsBinance API futures permission won’t enable: key created too early, Portfolio Margin, or no IP restriction?
When [Enable Futures] won’t tick or has vanished, separate a key older than the futures account, Portfolio Margin removing old permissions, and a key with no IP restriction.
Read the guide ↗