Bun runtime now supports large functions and extended max duration

Event type: UpdatePrimary topic: Cloud Infrastructure Also: Backend

First reported AUG 24, 2026 · 00:00 UTC · 2mo ago · 1 source

Crest summary — written by AI from the 1 source below; every figure is checked against them · model deepseek-chat

Summary

Vercel's Bun runtime now supports larger package sizes and longer function durations, features previously limited to Node.js and Python.

Key facts

Bun runtime on Vercel Functions supports up to 5GB uncompressed package sizes.
Maximum function duration is extended to up to 30 minutes.
Both capabilities were previously available only on Node.js and Python.

Why it matters

Developers using Bun on Vercel can now deploy larger packages and run longer functions, removing limits that previously forced them onto Node.js or Python.

Companies

Vercel

Technologies

Matched by rule, not by AI: a repository linked in the coverage, or a technology or company in this event that Crest tracks.

Repositories

oven-sh/bunIncredibly fast JavaScript runtime, bundler, test runner, and package manager – all in one96.1K starsRustMatches a named technology

Original sources (1)

The report this event was built from. Crest of Tech keeps no article bodies: the full text is at each source.

VercelOfficial · Primary
Bun runtime now supports large functions and extended max durationAUG 24, 2026 · 00:00 UTC · By Florentin Eckl
Read at Vercel