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Kryptos API Documentation

A comprehensive API for accessing cryptocurrency portfolio data, transactions, DeFi holdings, NFT collections, and portfolio analytics.

Overview​

Kryptos Connect APIs provide access to:

  • Portfolio Holdings -- Track crypto assets across multiple wallets and chains
  • Transaction History -- Complete transaction records with advanced filtering
  • DeFi Integration -- Lending, staking, farming, and derivatives positions
  • NFT Management -- Collection tracking with metadata and sales history
  • Portfolio Insights -- Analytics and user classification
  • Tax Calculations -- Cost basis, P&L, and tax reporting data

Authentication Options​

Kryptos provides two ways to access user portfolio data:

OAuth 2.0 Authentication​

Standard OAuth 2.0 flow for web applications where users authenticate directly with Kryptos. OAuth 2.0 Guide

Kryptos Connect Widget​

A pre-built widget (Web SDK & Mobile SDK) that handles the complete authentication flow for embedded integrations. Kryptos Connect Guide

Quick Start​

curl -X GET "https://connect.kryptos.io/api/v1/holdings" \
  -H "Authorization: Bearer YOUR_ACCESS_TOKEN" \
  -H "X-Client-Id: YOUR_CLIENT_ID" \
  -H "X-Client-Secret: YOUR_CLIENT_SECRET"
Step-by-Step Guide

New to Kryptos Connect? Follow our Developer Portal Setup Guide for detailed instructions with screenshots.

Next Steps​

  1. Developer Portal Setup -- Create your account and get credentials
  2. Set up Authentication -- Configure OAuth 2.0 flow
  3. Explore Endpoints -- Browse the API reference
  4. View Types -- TypeScript definitions

Support​