Nownodes

API

Blockchain-as-a-Service API for seamless blockchain network connections

Overview

Nownodes provides RESTful API endpoints to access 50+ blockchain networks (Bitcoin, Ethereum, Solana, etc.). Key endpoints include block/transaction retrieval, wallet balance checks, smart contract data, and network status. Responses are in JSON format. Use cases: building dApps, integrating crypto wallets, transaction analytics, verifying on-chain data, and powering crypto payment solutions without managing full nodes.

Example Integration (JavaScript)

script.js JS


fetch('https://nownodes.io/')
  .then(res => res.json())
  .then(data => console.log(data))
  .catch(err => console.error(err));

Key Features

RESTful API
Supports 50+ blockchains
JSON responses
No full node management
Real-time on-chain data
Scalable infrastructure

Frequently Asked Questions

? Is Nownodes free to use?

Yes, Nownodes offers a free tier with limited monthly requests; paid plans are available for higher usage volumes and advanced features.

? Does it require an API Key?

Yes, you need to sign up on the Nownodes platform to obtain an API key for authenticating your requests.

? What is the response format?

All API responses from Nownodes are in JSON format, ensuring easy parsing and integration with most applications.

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Tool Info

Pricing Freemium

Category Blockchain

Platform Public API

Pros

⊕ Easy integration
⊕ Eliminates full node setup overhead
⊕ Wide blockchain coverage
⊕ High uptime guarantee

Cons

⊖ Rate-limited free tier
⊖ Premium plans required for high-volume requests
⊖ Advanced features locked behind paid tiers