Expired60% confidenceEventTime unknown
Bun v1.3.14 has been released and may be the last version built on Zig, as the project is migrating to Rust.
2
Sources
60%
Confidence
Medium-term (~90 days)
Relevance
7/2/2026
First Seen
Valid until: 9/30/2026(expired)
Sources
Bun Bids Farewell to Zig: AI Completes 960K-Line Rust Rewrite in 6 Days — Full Breakdown
bilibiliQuietlyChan
Related Claims
UnverifiedBun officially announced that its codebase has been rewritten from Zig to Rust and merged into the mainline, with V1.4.0 set to be the first Rust version.77% similarVerifiedRust was developed by Mozilla Research and released version 1.0 in 2015, with the Ownership System as its core innovation.54% similarVerifiedThe @ai-sdk/zai package released version 3.0.8, which is a patch change.54% similarUnverifiedSGLang released version v0.5.19.53% similar
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