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Documentation Index

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Kraken is one of the oldest crypto exchanges still operating (since 2011). It has a strong reputation for reliability, conservative listing policy, and stricter KYC than the global tier-1 venues. Liquidity is solid on majors; symbol coverage is narrower than Binance. For operators who value trust-and-track-record above all, Kraken is a natural choice.

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When Kraken makes sense

You value long track record above feature breadth

Kraken has been operating reliably since 2011 — through multiple crypto market cycles, bear markets, regulatory shifts. The track record itself is the value proposition.

You're a US operator wanting two regulated venues

Kraken + Coinbase is a common dual-venue pattern for US residents wanting jurisdictional diversification within US-regulated venues.

You want curated listings rather than long-tail

Kraken is more conservative about listing new tokens. The available list is narrower but typically higher-quality. Fewer rugpulls and abandoned projects.

You're already a Kraken user

Many operators who already trade manually on Kraken naturally extend to using Kraken with unCoded.

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Account creation

1

Sign up at Kraken

Standard signup. Kraken does not have a referral program comparable to Binance’s.
2

Verify email and phone

Standard verification.
3

Complete KYC to 'Intermediate' tier

Kraken’s KYC tiers are stricter than some venues:
  • Starter: minimal access. Not enough for unCoded.
  • Intermediate: sufficient for spot trading via API. The right tier for unCoded operators.
  • Pro: higher limits, additional features. Not needed for unCoded.
Intermediate KYC typically requires government ID and proof of address. Plan for 1–3 business days for verification.
4

Enable 2FA — authenticator app strongly preferred

Kraken supports authenticator apps and security keys. Both are preferable to SMS.For maximum security, use a hardware security key (YubiKey or similar).

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API key creation

1

Navigate to API settings

Go to “Settings” → “API.”
2

Click 'Add Key'

Standard key creation flow.
3

Configure key permissions (Kraken's permissions are more granular than other venues)

Kraken splits permissions into more specific operations than other venues. The right configuration:
  • ✅ Query Funds — enable.
  • ✅ Query Open Orders & Trades — enable.
  • ✅ Query Closed Orders & Trades — enable.
  • ✅ Modify Orders — enable.
  • ✅ Cancel/Close Orders — enable.
  • ❌ Deposit Funds — disable.
  • ❌ Withdraw Funds — NEVER ENABLE.
The “Modify Orders” and “Cancel/Close Orders” permissions are equivalent to Binance’s “Spot Trading” — enabling them lets the bot place, modify, and cancel orders.
4

Set key expiration (optional)

Key expires on: leave blank for indefinite operation, or set a specific date for forced rotation.For most operators, indefinite + quarterly rotation discipline is the right pattern.
5

Two-factor authentication challenge

2FA is required to create an API key on Kraken. This is a deliberate security policy.
6

Set IP allowlist

Kraken’s allowlist is set in the same form as the key creation. Paste your VPS’s static IP.Wait 30–60 seconds for propagation after saving.
7

Save the key and secret immediately

Save both to your password manager before doing anything else.

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Connecting unCoded to Kraken

1

Open the unCoded Dashboard

Log in with admin credentials.
2

Add Kraken as an exchange

“Exchanges” → “Add Exchange” → “Kraken.”
3

Paste credentials and test

Paste API key and secret. Toggle “Enabled” on. Click “Save,” then “Test Connection.”
4

Watch the logs

Open Logs panel for the first hour to confirm normal operation.

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Kraken-specific quirks

Kraken uses idiosyncratic symbols for some assets:
  • Bitcoin is XBT, not BTC (a historical convention from when Bitcoin was experimental).
  • Dogecoin is XDG, not DOGE (similar history).
  • Some other assets have prefix X (e.g., XETH for Ethereum) due to legacy naming conventions.
  • The newer assets typically use the standard ticker (SOL, MATIC, etc.) directly.
The unCoded exchange profile normalizes these transparently — you can specify symbols in either format and the bot handles translation. But: if you’re cross-referencing manually against Kraken’s UI, the naming may surprise you.
Kraken signs requests with an incrementing nonce — each request must have a higher nonce than the previous one. The bot manages this internally.If you ever see EGeneral:Invalid nonce errors, the cause is usually:
  • Two bots sharing the same API key (don’t do this).
  • Clock drift on the VPS (run NTP).
  • Concurrent calls racing the nonce counter (rare with the bot’s design).
Solution: keep one bot per API key, ensure NTP is running.
Kraken’s rate limit model is different from Binance’s burst-bucket. It’s a rolling-window counter that accumulates over time.The exchange profile accounts for this — you don’t need to think about it. The bot operates well below the published limits.If you ever see rate-limit errors, the cooldown-and-retry logic handles them automatically.
Kraken’s standard maker fee is 0.16% and taker is 0.26% — higher than Binance/Bybit. Volume tier discounts kick in at higher monthly trading volumes:
  • Tier 0 (<$50K monthly): 0.16% / 0.26%.
  • Higher tiers: progressively lower.
For most retail operators, you stay at Tier 0. The fees are higher than Binance, but Kraken’s value proposition is reliability rather than fee competitiveness.
Kraken offers EUR-quoted markets natively for major pairs (BTC/EUR, ETH/EUR, etc.). For EU operators wanting EUR exposure, Kraken is one of the few major-tier venues offering this directly.The pre-built modes work on EUR pairs the same way as on USDT pairs — capital sizing recommendations apply equivalently (in EUR amounts).
Kraken’s withdrawal limits depend on KYC tier. Even though we’re never enabling API withdrawals, the underlying account’s withdrawal limits apply if you ever manually withdraw via the venue’s UI.For most operators on Intermediate tier, the limits are sufficient. If you plan to withdraw substantial amounts, complete Pro tier KYC.

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Troubleshooting Kraken-specific

Kraken’s equivalent to Binance’s -2015. The key is wrong, IP doesn’t match, or permissions are insufficient.Steps:
  1. Verify VPS IP matches Kraken’s allowlist.
  2. Confirm “Modify Orders” and “Cancel/Close Orders” permissions are enabled.
  3. Wait 30–60 seconds for any recent allowlist change to propagate.
  4. Re-paste credentials carefully (watch for whitespace).
Nonce ordering issue.Causes:
  • Two processes sharing the same API key.
  • Clock drift on the VPS.
  • Concurrent racing.
Fix:
  • Use one API key per TradingBot — never share keys across processes.
  • Verify NTP: timedatectl status should show synchronized.
  • If recurring without obvious cause, contact support.
Most often the symbol naming convention. BTCUSD may not work; try XBTUSD (Kraken’s convention for Bitcoin).The unCoded profile normalizes most cases, but if you’re seeing this error, switch to Kraken’s native naming format.
Kraken’s API is occasionally slower than other venues, especially during high-activity periods.Behavior: not a problem in itself — the bot handles slow responses. But if you see frequent timeouts in logs, the VPS may need a different region or different connectivity.Workaround: check VPS network latency to Kraken’s endpoints. If consistently high (>500ms or with jitter), consider a VPS in a different region.
If a specific operation fails (e.g., cancel order works but modify fails), one of the granular permissions is missing.Fix: at Kraken, edit the API key and enable all of: Query Funds, Query Open Orders & Trades, Query Closed Orders & Trades, Modify Orders, Cancel/Close Orders.

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Best practices for Kraken operators

  • ✅ Complete Intermediate KYC — sufficient for unCoded, faster than Pro.
  • ✅ Enable all 5 trading permissions — Query Funds, Query Open/Closed Orders, Modify Orders, Cancel/Close Orders.
  • ✅ NEVER enable Deposit Funds or Withdraw Funds permissions.
  • ✅ IP allowlist your API key.
  • ✅ Authenticator app or hardware key for 2FA — never SMS.
  • ✅ Use Kraken’s idiosyncratic symbols when adding pairs (XBT for Bitcoin, etc.) — or rely on the bot’s normalization.
  • ✅ Run NTP on your VPS — Kraken’s nonce ordering is sensitive to clock drift.
  • ✅ One API key per TradingBot — never share keys across processes (avoids nonce conflicts).
  • ✅ Higher fees, accept the trade-off — Kraken’s value is reliability, not fee competitiveness.
  • ✅ Quarterly rotation — same cadence as other venues.
  • ✅ For EU operators: consider EUR-quoted Kraken pairs for native currency exposure.

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What’s next

API Key Security

Universal principles applicable to Kraken.

Coinbase Setup

The other US-regulated major venue, often paired with Kraken.

Binance Setup

The non-US recommended primary venue.

Other venues

The remaining production-ready venues including Bitfinex, the other long-history venue.

TradingBot

The execution engine that uses your Kraken credentials.

Troubleshooting

Every Kraken error code and recovery procedure.
Last modified on May 3, 2026