# Kraken **Canonical:** https://apis.io/providers/kraken/ **Website:** https://www.kraken.com/ **APIs profiled:** 24 Kraken is one of the world's largest and longest-running cryptocurrency exchanges, founded in 2011 and headquartered in San Francisco. Kraken offers Spot and Futures trading, staking and yield through Kraken Earn, NFT marketplace access, OTC services, custody, prime brokerage, and a B2B Embed surface for partners. Kraken exposes a comprehensive set of APIs spanning REST, WebSocket, and FIX across the Spot exchange, Futures exchange (Kraken Futures, formerly Crypto Facilities), institutional services (Custody, OTC, Prime), and partner integration surfaces (Embed, Ramp, OAuth). ## Kin Score — 71.2 / 100 (exemplar) Scored 2026-08-20 under rubric 0.12.0. Trend: flat (+0.0 from 71.2). | Facet | Score | |---|---| | Discoverability | 100.0 | | Contract Quality | 34.7 | | Governance | 43.2 | | Contract Governance | 43.2 | | Operational Transparency | 50.0 | | Developer Ergonomics | 76.2 | | Commercial Clarity | 92.1 | | Access Clarity | 92.1 | Regulatory layer — **Securities & Market Data**: 83.3 (matched via tags). ## Agent readiness — 48.5 (agent-ready) | Dimension | Value | |---|---| | Spec Presence | yes | | Agentic Access | derived | | Reversibility Documented | documented | | MCP Server | documented | | Auth Clarity | yes | | Idempotency | no | | Error Semantics | documented | | OpenAPI Examples | verified | | Rate Limit Signal | documented | | Event Surface Described | derived | | Agent Skills | no | | Well Known Catalog | no | | Consent Identity | yes | | Agent Card | no | | Dry Run Mode | no | ## Access Paid · Self-serve signup — onboarding: self-serve, pricing: paid, trial: no (confidence: high). ## APIs (24) - **Kraken Spot WebSocket API v2** — Real-time market data and private user data over WebSocket v2 using subscribe/unsubscribe semantics. Public channels include ticker (L1), book (L2), trade, ohlc, instrument, and... - **Kraken Spot WebSocket API v1 (Legacy)** — Legacy Kraken Spot WebSocket API. Continues to operate alongside v2 but v2 is the recommended path for new integrations. Public channels include ticker, book, trade, ohlc, sprea... - **Kraken Futures WebSocket API** — Real-time market data and private user feeds for Kraken Futures over WebSocket. Public feeds include trade, book, ticker, ticker_lite, heartbeat; private feeds include fills, op... - **Kraken FIX API** — FIX 4.4 / 5.0 SP2 protocol access for Kraken Spot and Futures, used by institutional and high-frequency clients. Provides order management (NewOrderSingle, OrderCancelRequest, O... - **Kraken NFT API** — REST API for Kraken's NFT marketplace surfaces: collections, asset lookups, listings, offers, watchlist, and user portfolio views. The NFT API is consumed alongside the Spot RES... - **Kraken Earn API** — REST endpoints for Kraken Earn (staking, yield, rewards). Lists strategies, allocates funds to a strategy, deallocates funds, and surfaces allocation status and reward history. - **Kraken Embed REST API** — B2B integration API enabling partners to embed Kraken trading, custody, and Earn capabilities into their own products. Provides user management, assets, deposits, withdrawals, q... - **Kraken OAuth REST API** — OAuth 2.0 authorization surface allowing third-party applications to request scoped delegated access to a Kraken account holder's data and trading capabilities. - **Kraken Ramp REST API** — Fiat on/off-ramp API surface that lets partner applications offer crypto purchase and conversion experiences powered by Kraken liquidity. - **Kraken Custody REST API** — Institutional custody API providing programmatic access to vaulting, sub-vaulting, wallet generation, transfers, and policy/governance configuration for assets held in Kraken Cu... - **Kraken OTC REST API** — Over-the-counter execution API for institutional clients to request quotes (RFQ), execute block trades, and retrieve OTC trade history. - **Kraken Prime REST + WebSocket + FIX API** — Prime brokerage API surface (REST, WebSocket, FIX) for institutional clients consolidating execution, custody, financing, and reporting under a single relationship. - **Kraken Account API** — Accounts, positions, orders, fills - **Kraken Account Data API** — Private endpoints returning account-scoped data - **Kraken Auth API** — API key checks - **Kraken Charts API** — OHLC candle data and analytics - **Kraken Earn API** — Staking and yield allocation endpoints - **Kraken Funding API** — Private endpoints for deposits, withdrawals, and transfers - **Kraken History API** — Account, execution, order, trigger, and market history - **Kraken Market Data API** — Public market data (no authentication required) - **Kraken Subaccounts API** — Subaccount creation and inter-account transfers - **Kraken Trading API** — Order placement, edit, and cancellation - **Kraken Transfers API** — Wallet, margin, and subaccount transfers - **Kraken WebSocket API** — Endpoints that mint tokens for private WebSocket subscriptions ## MCP servers (1) - **Kraken MCP Server** — Kraken ships an official MCP server embedded in the Kraken CLI (krakenfx/kraken-cli). Running `kraken mcp` starts a Model Context Protocol server over stdio that exposes 151 too... ## Agentic access (1) - **Kraken Agentic Access** — 71 operations · 45 acting ## Security (4) - **Kraken Authentication** — apiKey · 2 schemes - **Kraken Domain Security** — TLSv1.3 · HSTS · DNSSEC · DMARC - **Kraken Vulnerability Disclosure** — security.txt · contact published - **Kraken Trust Center** — SOC 2, ISO 27001, PCI DSS, GDPR ## Plans (1) - **Kraken Plans Pricing** ## Use cases (9) - **Algorithmic Spot Trading** — Build and operate automated trading strategies against Kraken Spot using REST for order management and WebSocket v2 for low-latency market data and execution streams. - **Cross-Exchange Arbitrage** — Use real-time order book and ticker feeds with low-latency colocation endpoints to power arbitrage strategies across Kraken and other venues. - **Derivatives Market Making** — Run market-making strategies on Kraken Futures using batched order entry, WebSocket fills, and FIX for high-volume connectivity. - **Treasury and Custody Operations** — Manage corporate or fund treasury balances using Kraken Custody and programmatic transfers, deposits, and withdrawals. - **Staking-as-a-Service** — Offer staking and yield products to end users via Kraken Earn allocation/deallocation endpoints, exposed through your own product. - **Embedded Crypto Brokerage** — Partners (fintechs, neobanks, wallets) use Kraken Embed to add trading, conversion, and custody capabilities to their own apps without building exchange infrastructure. - **NFT Portfolio Management** — Use the NFT API to power portfolio dashboards, valuation feeds, and collection-level analytics. - **AI Agent Trading** — Use the Kraken CLI's built-in MCP server (or the community oilst/kraken-mcp) to let LLM agents place orders, manage positions, and stream market data with tool-calling. - **Tax and Reporting Pipelines** — Pull trades history, ledgers, deposits, and withdrawals to drive tax-lot accounting, regulatory reporting, and audit pipelines. ## Tags Cryptocurrency, Exchange, Trading, Market Data, Spot Trading, Futures, Derivatives, Staking, Earn, NFT, WebSocket, FIX, Custody, OTC, Prime Brokerage, Embed, Authentication, Public APIs --- Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/providers/kraken/). Scores are computed from the provider's own public artifacts under a published rubric.