Compare the best Bitcoin APIs for developers. Blockstream vs Trezor vs Casa vs others. Updated for 2026.
Whether you're building a wallet, payment processor, or BTC analytics tool, choosing the right Bitcoin API is critical for security and functionality.
Enterprise Bitcoin & Lightning Network data
Exchange-backed BTC data & trading
Open-source Bitcoin block explorer API
Enterprise blockchain intelligence
Hardware wallet integration API
Bitcoin-native financial services API
Consider these factors when selecting a Bitcoin API provider for your project:
Blockstream or NYDIG recommended. You need reliable webhook notifications, fast confirmation tracking, and Lightning Network support for modern payments.
Coinbase API offers the best trading functionality with full exchange integration. Consider rate limits and fees when building high-frequency traders.
Mempool.space is free and open-source. Self-host for unlimited queries. Great for dashboards and price tracking apps.
Chainalysis is the industry standard for compliance. Required by regulated exchanges and financial institutions.