Overview‌

Introduction

Welcome to the Crypto APIs Technical Documentation. Below is a detailed breakdown of our 14 core products, each designed to address specific blockchain development needs.

Node as a Service (NaaS)

Purpose: Deploy scalable blockchain infrastructure with zero operational overhead.

Types:

• Shared Nodes: Multi-tenant, cost-effective nodes for lightweight workloads.
• Dedicated Nodes: High-performance, isolated nodes for mission-critical applications.
• Self-Managed Nodes: Deploy nodes in your cloud or on-premise environment.
• Supported Blockchains: Ethereum, Bitcoin, BNB Chain, Solana, and 20+ others.

Features:

• 99.9% uptime SLA (Enterprise tier).
• Instant RPC/JSON-RPC access.
• Automatic upgrades and 24/7 monitoring.

Use Cases: dApps, exchanges, protocols.

Address Latest

Retrieve real-time address activity from the past 14 days.

• Data: Balances, transactions, token holdings.
• Supported Chains: Ethereum, Bitcoin, Polygon, and 10+ others.
• Features: Updates with 1-block confirmation.

Use Cases: Wallet dashboards, compliance checks.

Address History

Access full historical data from Genesis block onward.

• Data: Balances, transactions, token transfers (NFTs/ERC-20), smart contract interactions.

Use Cases: Audits, tax reporting, forensic analysis.

Block Data

Fetch detailed metadata and transactions for any block.

• Includes: Timestamp, hash, miner details, gas usage, uncle blocks.

Use Cases: Block explorers, network analytics.

Transactions Data

Trace transaction-level details across chains.

• Data: Inputs/outputs, participants, gas fees, status, internal transactions, cross-chain swaps.

Use Cases: Transaction debuggers, DeFi analytics.

Simulate Transactions

Purpose: Test EVM transactions in a risk-free environment.

• Blockchain Transaction Simulator:
• Simulate transactions on Ethereum, Polygon, and BNB Chain.
• Predict outcomes, optimize gas costs, and test bundled transactions.

Use Cases: DeFi strategy testing, Contract vulnerability checks, Gas fee benchmarking.

Blockchain Utils

Simplify cryptographic operations and address management.

Tools: Address validation, X-Address encode/decode.

Use Cases: Wallet integrations, data formatting.

Broadcast Transactions

Submit signed transactions to miners and monitor status. Features: Real-time tracking, retry failed broadcasts. Use Cases: Transaction automation, wallet services.

HD Wallets Management

Sync and manage hierarchical deterministic wallets programmatically.

Features: Track addresses, balances, and histories across 15+ chains.

Use Cases: Custodial wallets, portfolio trackers.

Blockchain Fees

Estimate transaction costs dynamically.

Supported Chains: ETH, BTC, L2 networks.

Features: Congestion-based fee recommendations.

Use Cases: Gas optimization, DeFi strategies.

Blockchain Events

Purpose: Receive instant webhook alerts for on-chain activity. Triggers: New blocks, mined/unconfirmed transactions, custom confirmations. Features: <100 ms delivery, no node maintenance. Use Cases: Real-time monitoring, fraud detection.

Market Data

Purpose: Access real-time crypto/fiat exchange rates. Pairs: USD, BTC, ETH, and others. Use Cases: Trading bots, price feeds.

Crypto APIs offers different pricing plans to fit your specific needs. To see Crypto APIs' available subscription plans, please visit our dedicated website page.