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# crypto

General discussions about cryptocurrency and blockchain technology.

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HTTP 402 waited 27 years for this moment: the x402 Foundation and the agent economy

HTTP 402 waited 27 years for this moment: the x402 Foundation and the agent economy

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3 min read
74 Bytes: How We Fit Three Post-Quantum Signature Families Into a Bitcoin OP_RETURN

74 Bytes: How We Fit Three Post-Quantum Signature Families Into a Bitcoin OP_RETURN

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1 min read
I Built a Pay-Per-Call Trading Signal API for AI Agents

I Built a Pay-Per-Call Trading Signal API for AI Agents

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1 min read
I Built a Pay-Per-Call Trading Signal API for AI Agents

I Built a Pay-Per-Call Trading Signal API for AI Agents

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1 min read
Smart Contract Escrow: How Trustless Betting Works

Smart Contract Escrow: How Trustless Betting Works

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4 min read
I Built a Pay-Per-Call Trading Signal API for AI Agents

I Built a Pay-Per-Call Trading Signal API for AI Agents

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1 min read
When Exchanges Lie: Outlier Detection Across 150+ Crypto Data Sources

When Exchanges Lie: Outlier Detection Across 150+ Crypto Data Sources

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5 min read
A Password Strength Checker With Entropy Math and Crack-Time Estimates

A Password Strength Checker With Entropy Math and Crack-Time Estimates

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4 min read
Implementing TOTP From Scratch — RFC 6238 Test Vectors and Web Crypto

Implementing TOTP From Scratch — RFC 6238 Test Vectors and Web Crypto

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4 min read
Card Rails vs. Agent Rails: Two Architectures for AI Payments

Card Rails vs. Agent Rails: Two Architectures for AI Payments

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4 min read
Event-Driven Architecture for Crypto Trading Bots: A Practical Guide

Event-Driven Architecture for Crypto Trading Bots: A Practical Guide

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3 min read
How to Give Your AI Agent a Multi-Chain Crypto Wallet in 5 Minutes

How to Give Your AI Agent a Multi-Chain Crypto Wallet in 5 Minutes

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4 min read
Introducing Revenant: A Dollar-Cost Averaging Spot Trading Bot for Hyperliquid DEX.
Cover image for Introducing Revenant: A Dollar-Cost Averaging Spot Trading Bot for Hyperliquid DEX.

Introducing Revenant: A Dollar-Cost Averaging Spot Trading Bot for Hyperliquid DEX.

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7 min read
How I Built a Real-Time Trading Automation Engine with Node.js

How I Built a Real-Time Trading Automation Engine with Node.js

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3 min read
I Built an Autonomous AI Agent That Earns Crypto — Here's What I Learned

I Built an Autonomous AI Agent That Earns Crypto — Here's What I Learned

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3 min read
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