January 3, 2026 ongoing Get alerts for bun.com

Summary: Bun joins Anthropic to accelerate AI development

Why It Matters: The website is back online after a server error. The new content reveals a major partnership where Bun is joining Anthropic. This suggests Bun's high-performance tools will now be used to power and scale AI infrastructure.

What Changed:

  • The site recovered from a "520 Web server error" to a fully functional homepage.
  • Announced that Bun is joining Anthropic.
  • Released Bun v1.3.5.
  • Added detailed performance benchmarks comparing Bun to Node.js and Deno for bundling, HTTP requests, and database queries.
  • Added a comprehensive feature table highlighting built-in APIs like SQL drivers, S3 storage, and Redis clients.
  • Introduced new code examples for shell scripting, CSS color conversion, and encrypted secrets storage.
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