Bitcoin Developer Guides

Everything you need to build with Bitcoin data — from fee optimization to AI agent integration.

Fee Intelligence

Bitcoin Fee API

Real-time fee estimation in sat/vB — know when to send and when to wait.

Bitcoin Fee Estimator

How fee estimation works and how to use it in your application.

Best Time to Send Bitcoin

Save up to 46% on fees by timing your transactions.

How to Reduce Bitcoin Transaction Fees

Practical strategies for minimizing transaction costs.

Bitcoin Transaction Fee Calculator

Calculate the exact fee for your transaction before sending.

AI Agents & MCP

Bitcoin API for AI Agents

Connect Claude, GPT, and other AI agents to live Bitcoin data via MCP.

MCP Setup Guide

Zero-config setup — connect AI agents to Bitcoin in 60 seconds.

Bitcoin MCP Server Setup

Detailed guide for connecting Claude to your Bitcoin node.

API Comparisons

Best Bitcoin API for Developers (2026)

Complete comparison of Bitcoin APIs — features, pricing, and trade-offs.

Satoshi API vs Mempool.space

Fee intelligence API vs block explorer — which one should you use?

Satoshi API vs BlockCypher

Self-hosted open source vs hosted SaaS — a detailed comparison.

Use Cases

Bitcoin API for Trading Bots

Build trading bots with real-time fee and price data.

Bitcoin API for AML Compliance

Transaction monitoring and compliance tooling for Bitcoin.

Self-Hosted Bitcoin API

Run your own Bitcoin API — no third parties, no rate limits, no vendor lock-in.

Reference

Bitcoin protocol fundamentals and the full API endpoint catalog.

Interactive API Docs

Try every endpoint in the browser with Swagger UI.

Fee Observatory

Live fee tracking dashboard with historical accuracy data.

Bitcoin Mempool API

Real-time mempool data — transaction count, size, congestion scoring.