x402 – Milestones
Key milestones and important events in x402's history.
5
Total Milestones
2025
Earliest
2025
Latest
0 yrs
Span
Showing 5 milestones for x402
20255 milestones
5
1 Aug 2025
Solana (SVM) Support Added
The protocol's multi-chain capabilities were expanded with the addition of support for the Solana blockchain (SVM), enabling payments beyond EVM-compatible chains.
4
1 Jun 2025
Public Roadmap Published
The project's future direction was outlined with the addition of ROADMAP.md and PROJECT-IDEAS.md files to the public repository.
3
1 May 2025
x402 Protocol Officially Launched
Coinbase officially launched the x402 open standard with the publication of its whitepaper and a public announcement, aiming to standardize internet-native payments.
www.coinbase.com/en-ca/developer-platform/discover/launches/x4022
1 Apr 2025
Core TypeScript Ecosystem Established
A significant commit established the core TypeScript ecosystem by creating multiple npm modules for frameworks like Express, Next.js, and Hono.
1
1 Feb 2025
Project Inception on GitHub
The initial commit, including the project's Apache-2.0 license file, was made to the official Coinbase GitHub repository, marking the project's origin.
github.com/coinbase/x402