The stablecoin.hot blog

News, analysis and deep dives on stablecoins, chains, and AI payment protocols.

deepdive

How x402 works: HTTP 402 stablecoin payments for AI agents

x402 revives the HTTP 402 status code as a stablecoin payment protocol, letting AI agents pay APIs and web services in USDC. A technical deep dive into how it works, when to use it, and what the open questions are.

Editorial · Jun 1, 2026
analysis

USDT vs USDC: a complete technical comparison for 2026

USDT and USDC are both fiat-backed USD stablecoins, but they differ in issuer, jurisdiction, reserve composition, regulatory exposure and on-chain distribution. A full comparison.

EditorialMay 20, 2026
deepdive

The history of stablecoin depegs: from TerraUSD to USDC's SVB weekend

Stablecoins are stable until they aren't. A complete history of the major depeg events from 2022 to 2026, what caused each one, and what the market learned.

EditorialMay 10, 2026
analysis

MiCA explained: how EU regulation reshaped the stablecoin market

MiCA took effect in mid-2024 and has progressively reshaped stablecoin issuance and listing for the EU market. Here's what the regulation requires, what it banned, and where it leaves USDC, USDT and EURC.

EditorialApr 25, 2026
deepdive

What is a stablecoin? A complete technical guide for 2026

A complete technical explanation of stablecoins: what they are, how they hold their peg, the four main mechanism families, and the practical differences between USDT, USDC and DAI.

EditorialApr 10, 2026