The Blockchain Development Platform
Get everything you need to build your Web3 application.
Unified abstraction, predictable APIs, and production-grade routing across 100+ chains.
Ethereum, Bitcoin, Solana, Polygon, Base, Arbitrum, BNB Smart Chain, Tron, Ripple.
Blockchain Data API
Read and write APIs to access blockchain data efficiently.
Indexed data for fast access · Standardized responses · High efficiency
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Powerful RPC Gateway
A powerful orchestration layer for your RPC traffic.
Sub 30ms latency · 99.99% uptime · Smart caching · Automatic failover
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Powerful RPC Gateway
A powerful orchestration layer for your RPC traffic.
BlockchainNotifications
The simple way to track on-chain events for your app.
Easy webhook setup · Multiple retries · Built for scale
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One Platform - All the Tools You Need
We Make Building Web3 Apps Simple
Use the same primitives to power portfolio trackers, NFT marketplaces, games, and wallets.
Put it to the Test! Try a Simple Call on Any Chain
Get your API key for free and test how chainapis can instantly simplify development.
curl https://api.chainapis.org/rpc/ethereum -H "Authorization: Bearer <API_KEY>"
Build Your First App!
Follow our easy to use guide and utilize templates to build your first blockchain application.
100+ Supported Blockchain Protocols
150M+
End Users
170K+
Developers
$35B+
In Volume
Access the chainapis Platform
Chainapis gives you a powerful Dashboard to track and manage your app.