Claude Code v1.0.34

Claude Code v1.0.34 was released on June 24, 2025.

Summary

- Fixed a memory leak causing a MaxListenersExceededWarning message to appear

Release Context

This was the 55th Claude Code release of 2025 tracked by Havoptic.
It shipped 1 day after Claude Code v1.0.33 (June 23, 2025).

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Other Recent Claude Code Releases

v2.1.300 (October 14, 2026)
v2.1.299 (October 14, 2026)
v2.1.296 (October 9, 2026)
v2.1.295 (October 8, 2026)
v2.1.294 (October 8, 2026)

Upgrading from v1.0.34? See all 359 releases since.

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