Crypto Bot API Setup 2026: How to Connect Any Exchange (Step-by-Step)
What Is a Crypto Bot API Setup?
A crypto bot API setup is the process of connecting your cryptocurrency exchange account to a bot platform (like 3Commas) using API keys. API keys are credentials that allow the bot to read your account balance and place trades on your behalf, without giving access to withdraw your funds. The setup takes 5-10 minutes and requires generating API keys on your exchange and pasting them into the bot platform.
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API Setup: Binance (Step-by-Step)
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Step 1: Log into Binance
Step 2: Go to API Management
Step 3: Create API Keys
- Enable Reading ✅ (required)
- Enable Spot Trading ✅ (for spot bots)
- Enable Futures Trading ✅ (if using futures bots, only if on Pro plan)
- Enable Withdrawals ❌ NEVER ENABLE THIS
Step 4: Connect to 3Commas
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API Setup: Bybit (Step-by-Step)
Step 1: Log into Bybit
Step 2: Go to API Management
Step 3: Create API Keys
- Read ✅
- Trade ✅
- Withdraw ❌ NEVER
Step 4: Connect to 3Commas
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API Setup: Coinbase (Step-by-Step)
Step 1: Log into Coinbase
Step 2: Go to API Settings
Step 3: Create API Keys
- View ✅
- Trade ✅
- Withdraw ❌ NEVER
Step 4: Connect to 3Commas
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API Setup: Kraken (Step-by-Step)
Step 1: Log into Kraken
Step 2: Go to API Settings
Step 3: Create API Keys
- Query Funds ✅
- Query Open Orders & Trades ✅
- Query Closed Orders & Trades ✅
- Create & Modify Orders ✅
- Cancel Orders ✅
- Withdraw Funds ❌ NEVER
Step 4: Connect to 3Commas
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API Security Best Practices
| Practice | Why It Matters | How to Do It |
|---|---|---|
| Never enable withdrawal | Prevents theft if bot is hacked | Uncheck withdrawal permission |
| Use IP whitelisting | Only 3Commas servers can use the key | Add 3Commas IPs to allowed list |
| Enable 2FA on exchange | Extra layer of account security | Use Google Authenticator |
| Enable 2FA on 3Commas | Protects your bot account | Use Google Authenticator |
| Use separate API keys per service | If one is compromised, others are safe | Create different keys for different services |
| Delete unused API keys | Reduces attack surface | Remove old keys from exchange |
| Monitor API usage | Detect unusual activity | Check exchange API logs periodically |
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Troubleshooting API Connection Issues
| Issue | Cause | Fix |
|---|---|---|
| "Invalid API Key" | Wrong key or typo | Re-copy and paste carefully |
| "Insufficient Permissions" | Missing trade permission | Recreate key with trade permission enabled |
| "IP Not Allowed" | IP restriction blocking 3Commas | Add 3Commas server IPs or remove restriction |
| "Account Not Found" | Wrong exchange selected | Make sure you selected the correct exchange |
| "Nonce Error" (Kraken) | Key already used elsewhere | Generate a new key |
| "Rate Limit Exceeded" | Too many API calls | Wait 5 minutes, reduce number of bots |
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FAQ: Crypto Bot API Setup
Q: Is it safe to give my API keys to 3Commas?A: Yes, when you follow security best practices: never enable withdrawal permission, use IP whitelisting, and enable 2FA. 3Commas encrypts API keys and cannot access your funds for withdrawal.
Q: Can 3Commas withdraw my money?A: No. If you only enable "read" and "trade" permissions (and NEVER enable "withdraw"), 3Commas can only place trades. Your money stays on your exchange and can only be withdrawn by you logging into the exchange directly.
Q: What happens if 3Commas gets hacked?A: If 3Commas is hacked, attackers may get your API keys. But if you haven't enabled withdrawal permission, they cannot steal your funds. They could potentially place bad trades, but you can delete the API key from your exchange immediately to stop all bot activity.
Q: Do I need separate API keys for spot and futures?A: On Binance, one API key can have both spot and futures permissions. On some exchanges, you may need separate keys. Check your exchange's API documentation.
Q: Can I connect multiple exchanges to one 3Commas account?A: Yes. 3Commas Pro supports 3 exchange connections simultaneously. You can connect Binance, Bybit, and Kraken at the same time and run different bots on each.
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